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Piper Cheyenne IIIA, Руководство по техническому обслуживанию самолета

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Содержание Cheyenne IIIA

Страница 1: ...PART NUMBER 761 852 March 10 2004 AIRPLANE MAINTENANCE MANUAL PA 42 720 Advanced Trainer Cheyenne IIIA PIPER AIRCRAFT CORPORATION...

Страница 2: ...Published by Technical Publications The New Piper Aircraft Inc 2926 Piper Drive Vero Beach Florida 32960 U S A Member General Aviation Manufacturers Association...

Страница 3: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL RECORD OF REVISIONS 0 Revision Revision No Date Date Inserted By Revision Revision No Date Date Inserted By PAGE 1 Nov 1 90...

Страница 4: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL RECORDOF REVISIONS continued Revision Revision No Date Date Inserted By Revision Revision No Date Date Inserted By PAGE 2 Nov 1 90...

Страница 5: ...nd 5 27 761 852A1 April 15 1991 5 23 51 71 91 761 852A2 February 1 1998 5 7 27 30 35 51 56 77 91 761 852A3 March 10 2004 5 NOTE A List of Effective Pages is found at the front of each chapter Basic pu...

Страница 6: ...PAGE 2 Mar 10 04 LOG OF REVISIONS PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL THIS PAGE INTENTIONALLY BLANK...

Страница 7: ...IPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL INTRODUCTION LISTOFEFFECTIVE PAGES CHAPTER SECTION OriginalIssue CHAPTER DATE SECTION PAGE All PAGE DATE Jan10 90 LISTOFEFFECTIVE PAGESan 10 9...

Страница 8: ...C PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL INTRODUCTION LIST OFEFFECTIVE PAGES continued CHAPTER CHAPTER SECTION PAGE DATE SECTION P Jan0 9 LIST OF EFFECTIVEPAGES AGE DATE...

Страница 9: ...tof SubjectMaterial Application Effectivity Aerofiche IdentifyingRevisedMaterial AlphabeticalIndex Listof EffectivePages SerialNumberExplanation System Chapter IndexGuide Warnings Cautions and Notes S...

Страница 10: ...ness andsuitability foruseinPIPER airplane applications Partspurchased fromsources otherthan PIPER eventhough identical inappearance maynothavehadtherequired testsandinspections performed maybediffere...

Страница 11: ...ththeindicating section ofthe fuelsystem 3 Unit Subject Theindividual unitswithinasub system section maybeidentified bythethird element ofthestandard numbering system Theelement 01 ofthenumber 28 40 0...

Страница 12: ...d margin opposite thechapter section subject pagenumber anddate will indicate thatthetextwasunchanged butthematerial wasrelocated to adifferent page Forpartslistings anindividual codeletter R shallbeu...

Страница 13: ...M CHAPTER SUB SYSTEM SECTION TITLE INTRODUCTION 5 6 7 8 TIMELIMITS MAINTENANCE CHECKS 00 10 20 50 DIMENSIONS ANDAREAS 00 LIFTINGANDSHORING 00 10 20 LEVELING ANDWEIGHING 10 20 General TimeLimits Schedu...

Страница 14: ...essurization Control HeatingandCooling Temperature Control Moisture AirContaminant Control General DataTransmission AutomaticCalling StaticDischarging Audio VideoMonitoring General DCGeneration Extern...

Страница 15: ...ng General Main Indicating 29 30 31 32 ICEAND RAINPROTECTION 00 General 10 Airfoil 20 Air Intakes 30 PitotandStatic 40 Windows Windshields andDoors 60 Propellers Rotors INDICATING RECORDING SYSTEMS 00...

Страница 16: ...andTaxiing Aids Independent Position Determining Dependent Position Determining FlightManagement Computing General Crew Passenger General Distribution Indicating General Distribution Indicating 37 51...

Страница 17: ...l Horizontal Stabilizers Elevator Vertical Stabilizer Rudder General FlightCompartment Passenger Compartment General Center Wing Ailerons andElevons General Propeller Assembly Controlling 71 POWER PLA...

Страница 18: ...tinued SYSTEM CHAPTER SUB SYSTEM SECTION TITLE 76 77 79 91 ENGINECONTROLS 00 10 ENGINEINDICATING 00 10 20 30 OIL 00 10 20 30 General PowerControl General Power Temperature Analyzers General Storage Di...

Страница 19: ...ction Manual 50hour P N761820 3 Progressive Inspection Manual 100hour P N761819 4 WiringDiagram Manual BasicElectrical P N761853 5 WiringDiagram Manual Avionics P N761854 M VendorPublications Thefollo...

Страница 20: ...40 00111A EFIS 85B4 14 Instruction Book523 CollinsGeneralAviationDivision AvionicsGroup RockwellInternational Corporation CedarRapids Iowa 52498 Bendix King SystemFlightLine KNS300 P N006 5091 01 KNS6...

Страница 21: ...mburg 63 WestGermany 40 538 2061 Box 149 S 28101 46 451 80000 8 OXYGENSYSTEM VendorAddress ScottAviation 225ErieStreet Lancaster NewYork14086 FairchildAviationRecorders P O Box3041 Sarasota Florida335...

Страница 22: ...90 7 Feb 1 98 8 Nov 1 90 9 Nov 1 90 10 Feb 1 98 11 Nov 1 90 12 Nov 1 90 13 Nov 1 90 14 Nov 1 90 15 Nov 1 90 16 Nov 1 90 17 Nov 1 90 18 Nov 1 90 19 Feb 1 98 20 Nov 1 90 21 Nov 1 90 22 Nov 1 90 23 Feb 1...

Страница 23: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL PAGE 2 Mar 10 04 5 LIST OF EFFECTIVE PAGES THIS PAGE INTENTIONALLY BLANK...

Страница 24: ...4 Cabin and Cockpit Detailed 15 Fuselage Aft and Empennage Detailed 17 Right Wing Routine 18 Landing Gear Routine 19 Special and General Section 19 Inspection Completed Statement 20 Event 1 Inspection...

Страница 25: ...1 300 Hours 1 400 Hours 2 500 Hours 2 600 Hours 2 700 Hours 2 1 000 Hours 2 1 200 Hours 3 1 400 Hours 3 1 500 Hours 3 2 000 Hours or Two Years 4 2 800 Hours 4 3 000 Hours 4 3 100 Hours 4 4 500 Hours 4...

Страница 26: ...corrosion or lackof lubrication Underthese conditions inspections shouldbeconductedmorefrequently until operatorscansettheirown schedulesbasedonfindings Anownershouldperiodicallycheckwith a PiperCheye...

Страница 27: ...he LIMITATIONS section in the Pilot s Operating Handbook for a detailed delineation of the flight limitations of the airplane Component Life Limit Inspection Interval Effectivity Flight Hours Flight H...

Страница 28: ...ink or marker with the part number serial number and accumulated life status as defined in 14 CFR Part 43 10 in a manner that does not affect part structural integrity i e no surface deformation such...

Страница 29: ...sthat PiperAircraft usesto mailServiceBulletins ServiceLetters and Instructions Iftheaircraftis basedand oroperatedat a differentlocationand orbypersonsotherthan thoserecordedon the aircraftregistrati...

Страница 30: ...itedStatesare urgedto subscribeto this servicesincePiper cannotobtainthe addressesofforeignowners ServiceProductSupportManualsand revisionsare availablethroughPiperServiceCenters WARNING WHEN SERVICIN...

Страница 31: ...ny changesto this procedure bythe owneror operatormustbe approved bythe localFederalAviationAdministration The inspection frequencymayalsovaryfortrainingaircraftwhosesole purposeisflighttraining andwh...

Страница 32: ...pections to be performedand recordedwiththe appropriateEvent Inspection Specialor UnusualConditionsInspections theseinspectionsshouldbe performedinconjunction withthe normalandspecialeventinspectionsw...

Страница 33: ...onof equipmentduetimes in relationto the aircraftflight hours 2 Definitions a Inspections Mustbe performed onlyby CertifiedMechanics who arequalifiedon this aircraft utilizingacceptablemethods techniq...

Страница 34: ...ce means inspection andthereplacement oftimelifelimited parts k Routine Inspections Consists ofa visual examination orcheckoftheaircraft andits components andsystems without disassembly I Special Insp...

Страница 35: ...ppropriate personsfor execution e Toassurethat equipment trainingandsafetyitemsareavailableto properlyandsafely performthe inspection and maintenance program MaintenanceForeman Name PrintorType Signat...

Страница 36: ...d itemsneededfor AwayFromStation inspections areon boardthe aircraftwhenrequired d Toassurethatall formsand information relativeto the aircraftinspection and maintenance areforwardedto the maintenance...

Страница 37: ...2 Inspectpropellerdeicebootsfor securityof attachmentandcondition 13 Inspectpropellerdeicewiringandjunctionblocksfor security cracks chafingand damage 14 If installed inspectconditionandsecurityof syn...

Страница 38: ...NGINEISNOTRUNNING ANYATTEMPT TO MOVEPOWER LEVERSINTOREVERSE POSITION WITHOUTDISCONNECTING PROPELLER PUSH PULL WIREROPECLEVISFROMPROPELLER CONTROLCAM WILLRESULT IN BENDINGORKINKING OF WIRE ROPE I 18 In...

Страница 39: ...nspectenginemountsforcracks damageand loosemountingbolts 44 InspectrubberLordmountsfor deterioration andcondition 45 Checksecurity wiringandoperationof bladeanglesensoror betalights ifinstalled 46 Che...

Страница 40: ...ition Checkrollersforfreedomof movement andbinding 11 Inspectflaptrackboltsand aileronhingeboltsfor wear securityandcorrosion 12 Inspectallcontrolsurfacebearingsfor attachment wearandfreedomof movemen...

Страница 41: ...erriggingandoperation 3 Checkbrakereservoirandbrakelinesfor leaks securityand properfluid levelin reservoir 4 Inspectelectronics installation wire harnessplugs groundbusbar triplexerand radios for con...

Страница 42: ...dinspect staticdrainpumps 23 Inspect landing andtaxilights forbroken lenses andsecurity 24 Checkelectrical outside airtemerature probe OAT forcorrosion damage condition of wiringandsecure mounting 25...

Страница 43: ...ct oxygen outletsandmasks fordefects corrosion andattachment of masks to outlets 21 Check operation ofoxygen system Referto300 3500 HourSpecial Inspection and Pilot s Operating Handbook 22 Check porta...

Страница 44: ...andoperationof crossfeedvalvehandles 18 Checksecurityandoperationof emergency shutoffvalvehandles 19 Checkoperationof recirculation blowers 20 Inspectconditionand operationof heaterducts andair condit...

Страница 45: ...nges hornsandattachments for damage securityand operation 12 Inspecthorizontalstabilizerattachments for security damage cracksandcorrosion 13 Inspectelevatorandtab hingeboltsandbearingsfor securityof...

Страница 46: ...atesandaccesspanels h RightWing Routine Referto 57 00 00 1 Checksurfaces skins tiptank andfairingsfordamage condition looseor missing rivets 2 Inspectaileronandtrim tab attachments for security damage...

Страница 47: ...ssure 13 Check emergencygear extensionpneumaticsystemlines fittings and shuttle valvesfor security leakageanddamage 14 Inspectconditionof up and down lock hooks springsand cablesfor damage binding ope...

Страница 48: ...ION COMPLETED I certify that this aircraft has been inspected in accordancewith PiperAircraftCorporation 100 HourProgressiveInspectionEvent1 and is approved for return to service Pertinent details of...

Страница 49: ...ScheduledMaintenance continued 5 Event1 continued I InspectionDiscrepancy Sheet Aircraft Time Engine Time Left EngineTime Right WorkOrderNo Date Iem No Discrepancy CorrectiveAction Mechanic Crew Chief...

Страница 50: ...f propellerdeicerslipringand brushblockor modularassembly 12 Inspectconditionof propellerdeicebootsandsecurityof attachment 13 Inspectpropellerdeice wiring and junction blocksfor security cracks chafi...

Страница 51: ...on system and oil cooler doors CAUTION WHENENGINEISNOTRUNNING ANYATTEMPT TO MOVEPOWER LEVERSINTOREVERSE POSITION WITHOUTDISCONNECTING PROPELLER PUSH PULL WIREROPECLEVISFROMPROPELLER CONTROLCAM WILLRES...

Страница 52: ...lyforsecurityand operation ifinstalled 43 Inspectenginemountsfor cracks damageand loosemountingbolts 44 InspectrubberLordmountsfordeterioration and condition 45 Checksecurity wiringand operationof bla...

Страница 53: ...ityandcorrosion 12 Inspectall controlsurfacebearingsforattachment wearand freedomof movement 13 Checkoperationof rightfuelshutoffvalveandcrossfeedvalve 14 Inspectwingattachment boltsfor stripealignmen...

Страница 54: ...osionandbrokenor loosebolts 6 Checktiresfor properpressure 2 7 Clean and inspectgear legs nose gear fork and axlesfor security damage cracks nicks corrosionandcondition 8 Clean and inspectgear struts...

Страница 55: ...ents forsecurity damageandoperation 3 Inspectaileronbalanceweightfordamageand security 4 Inspectflapandflaptracksfor securityof attachment damage conditionandcorrosion 5 Checkthatfueltankscontaincorre...

Страница 56: ...ETROLEUM PRODUCTS BEFORE CHECKING OR PERFORMING MAINTENANCE ON ANY COMPONENT OF THE OXYGEN SYSTEM 8 Check oxygen masks for condition and damage that masks are properly connected to outlets 9 Check out...

Страница 57: ...SIN 2 Checkventralfindrainholesareopenandfreeof foreignmatter SeelatestPiper ServiceBulletin857 3 Inspectrudder ruddertab elevator elevatortabs hinges boltsandattachments for damage wear securityandop...

Страница 58: ...SPECTION COMPLETED I certify that this aircraft has been inspected in accordancewith PiperAircraftCorporation100Hour ProgressiveInspectionEvent2 and is approved for return to service Pertinent details...

Страница 59: ...A ScheduledMaintenance continued 6 Event2 continued I InspectionDiscrepancy Sheet Aircraft Time EngineTime Left EngineTime Right Date WorkOrder No Item No Discrepancy CorrectiveAction Mechanic CrewChi...

Страница 60: ...ditionServiceBulletinsand MandatoryService Lettershavebeen compliedwith The signaturesareverificationthat the appropriateentrieshavebeen made in the Aircraft and EngineLogbooks Event Inspection Record...

Страница 61: ...ertificateinaircraftandproperlydisplayed 5 RadioStationFCCLicensesis inthe aircraftandproperlydisplayed 6 AircraftEquipmentList Weightand Balanceand FAAForm337 if applicable are in the aircraftand inp...

Страница 62: ...e Removal Serviced Visual Minimum Cell Banery Capacty Capacity CA CB AVG Charge andWater Consumption Data CellEndof Distilled Water Charge Voltage Addedto Cells Max Cell MinJCell AVG MaxJCell Min Cell...

Страница 63: ...ANCE MANUAL A Scheduled Maintenance continued 7 Forms continued d Discrepancy Record Form DISCREPANCY A C HOURS DISCREPANCY RECORD SIGNATURE DATE CORRECTIVE ACTION W O SIGNATUREAND No CERTIFICATE No D...

Страница 64: ...duledMaintenance continued 7 Forms continued e ServicePublicationComplianceRecord SERVICE PUBLICATION COMPLIANCE RECORD MANUFACTURER PUBUCATION NUMBER COMPLIANCE DATE A CHOURS W O No SIGNATURE AND CER...

Страница 65: ...CE MANUAL A ScheduledMaintenance continued 7 Forms continued f Equipment ChangeRecordForm EQUIPMENT CHANGE RECORD DATE A C HOURS REMOVED PARTNo SERIALNo INSTALLPARTNo SERIALNo SIGNATURE AND CERTIFICAT...

Страница 66: ...d 7 Forms continued g FAAAirworthiness DirectivesComplianceRecordForm FAAAIRWORTHINESS DIRECTIVES COMPLIANCERECORD A D A D A C METHOD OF ONE RECUR NEXT DUE WORK NUMBER DATE HOURS COMPLIANCETIME RING D...

Страница 67: ...2 720 Advanced Trainer MAINTENANCE MANUAL A ScheduledMaintenance continued 8 OperationalInspectionsandChecks a 100Hour 1 Operationalgroundfunctionaltestof ECS Referto 21 00 00 EFFECTIVITY 040 999 5 20...

Страница 68: ...to Piperand the applicableaviationauthority FAA JCAB etc Airplaneserial numberslisted in Chart 1 which no longeroperate underthe listed trainingfacility mustalso revertto the originalstandardinterval...

Страница 69: ...ICADBattery 1 Regulardeepcyclesare notnecessary electrolyteleveladjustments willdependupon operatingconditions Adjustlevelinaccordance withSAFTMaintenance Manual P N DC 3 01 78 3176 5A NOTE A batteryl...

Страница 70: ...ofthe dangerof oil contamination whichwouldrequirethe oil systemto bedrained flushedand replenishedwithnewoil of an approvedbrand 6 500 Hour a StaticSystem 1 Inspectstaticsystemdrainassembly for corro...

Страница 71: ...o straightena hosehavinga bendinit asthiscould resultindamageto the hose Rubberhoseswilltakea permanent setduringextendedserviceperiods Careshouldalsobetakenduringremovaland reinstallation of suchhose...

Страница 72: ...verhaulpropellersevery3 000hoursor five 5 years whichevercomesfirst Refer to latestHartzellServiceLetterNo 61 b LandingGear Nose Left Right 2 Replacepivotshaft P N43286 02 16 3 000Hoursorat escalated...

Страница 73: ...Steel thin wall and on oxygen cylinders DOT E 8162 or E 8391 composite Perform a functional check and overhaul every 6 years 21 Five 5 Years a EngineFireExtinguisher Bottle Left Right 1 Hydrostatictes...

Страница 74: ...thetimeintervalsspecified The unusualincidentinspectionis normally accomplished on a onetimebasisassociatedwith eachcondition Itemsindicatedinthis procedureareguidelinesbasedon pastoperatingexperience...

Страница 75: ...sion visibility andcleanliness 3 Operation in HighSaltor HumidityEnvironment Item Inspection Fuselage Empennage Removefloorpanelsand exterior and Wings accessplates inspectfor corrosion LandingGear In...

Страница 76: ...andoverheating Inspectfor damage cracksand corrosion Inspectforproperattachment Inspection Interval 100Hours 100Hours Daily 100Hours Daily 100Hours 100Hours 4 OperationinExtremeCold Item Inspection Hy...

Страница 77: ...Maintenance Manual Chapter72 Table603 Propelleroverspeed of morethan10 Referto latestHartzellServiceLetter Immediately followingincident Removeand overhaulbefore returnto service EngineMountand Attach...

Страница 78: ...elyto determinethe extentof damage LandingGearStruts Wheels Tires Brakes WheelWellsand Landing Gearattachpoints Cracks signsof overstress deformation looseor damaged trunnionmounts Axlesforcracks bend...

Страница 79: ...t landing Nacelles forbuckling orfuelleaks InspectionInterval Hardoroverweight landing severe turbulence Hardoroverweight landing severe turbulence Fuselage Empennage Looseormissingrivets dooralignmen...

Страница 80: ...EFFECTIVITY 6 CONTENTS 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 6 00 00 PAGE 1 1 1 2 3 4 5 6 7 8 9 10 CHAPTER DATE SECTION PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan 10...

Страница 81: ...CE MANUAL CHAPTER 6 DIMENSIONS AND AREAS TABLE OF CONTENTS CHAPTER 6 00 00 SUBJECT PAGE General Station Reference LeadingParticularsand PrincipalDimensions Accessand InspectionProvisions 1 2 5 6 EFFEC...

Страница 82: ...incipal dimensionsare listedinChart 1 Theairplaneserial numberis locatedon the Manufacturers Aircraft Association MAA plate whichis locatedbelowandto the rightof the cabindoor The engineserial numberp...

Страница 83: ...uttocklineandwaterlinedesignations is frequentlyusedinthis manual Fuselagestations F S buttocklines B L andwaaterlines W L arereferencepointsmeasuredby inchesinthe verticalor horizontaldirectionfroma...

Страница 84: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL B StationReferences continued WING STATIONS StationReferences Figure 2 Sheet2 of 3 EFFECTIVITY 040 999 6 00 00 PAGE 3 6 00 00 Jan 10 90...

Страница 85: ...MAINTENANCE MANUAL B StationReferences continued HORIZONTAL STABILIZER STATIONS 0 00 98 33 30 58 77 100 09 NACELLESTATIONS STA STA 28 17 66 11 O84 03 10 38 5 TA 105 StationReferences Figure 2 Sheet3 o...

Страница 86: ...o ServiceBulletinBook Section3026522 72 1 Service BulletinNo 13001 Latest Revision 2 3 Gal Manufacturer Type Hub Blade Diameter Inches OverspeedGovernorModel FUEL SYSTEM CAPACITY Hartzell ConstantSpee...

Страница 87: ...fthe fuselage refer to51 00 00 todetermine thesealing requirements Gainaccess to floorpanelattachment screws byremoving seatsandcarpeting Toenteraftsection of fuselage remove access panelsoneitherside...

Страница 88: ...TENANCE MANUAL D Access and Inspection Provisions continued 23 25 28 30 31 57 58 4645 4238 4137 5352 5250 49 44 43 40 39 36 34 NOTE Calloutsfor Figure 4 canbe foundon 6 00 00Page8 AccessPlatesand Pane...

Страница 89: ...8 FUELQUANTITYSENSOR 29 INSPECTION ACCESS 30 INSPECTION ACCESS 31 FLUXDETECTOR 32 FUELVENTLINEINTERCONNECT TIP TANKVENT FLOATVALVE 33 ACCESSTO FUELLINESAND TIPTANKSTRAINERSCREEN 34 STROBELIGHTTRANSFOR...

Страница 90: ...D AccessandInspectionProvisions continued 64 65 n n 73 76 74 75 7877 EXTERNAL INTERNAL 80 81 NOTE Call outsfor Figure5 can be foundon 6 00 00Page10 AccessPlatesand Panels Fuselage and Stabilizer Figu...

Страница 91: ...ATTERY 66 ANTENNAAND CABLE 67 RUDDERTRIM 68 DINITROL SPRAYACCESS 69 RUDDERSECTORCONTROLCABLES 70 NOSEBAGGAGECOMPARTMENT OXYGENBOTTLES ECUGROUNDCOOLINGFANAND ELECTRIC CONTROLPANELS 71 BRAKERESERVOIR FI...

Страница 92: ...ER 7 LIST OF EFFECTIVE PAGES CHAPTER SECTION 7 EFFECTIVITY 7 CONTENTS 7 10 00 7 10 00 7 20 00 7 20 00 7 20 00 CHAPTER DATE SECTION PAGE 1 1 1 2 1 2 3 PAGE DATE Feb 1 98 Jan 10 90 Feb 1 98 Feb 1 98 Jan...

Страница 93: ...RAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL CHAPTER7 LIFTINGAND SHORING TABLEOF CONTENTS SUBJECT CHAPTER PAGE General Jacking 7 10 00 7 20 00 1 1 Shoring 1 EFFECTIVITY 040 999 CONTENTS an...

Страница 94: ...ie downring Figure 1 Adjustable25 inchtripodjacksmustbe used Eightton capacitywingjacksandtwo toncapacitynoseandtail jacksarerecommended forthe followingprocedure 1 Mounttailjackingpad shownin Figure...

Страница 95: ...continued I TOOL P N 72246 10 DISTANCES TOJACKPOINTS Groundto Structure JACKPOINT AND DISTANCES WHENSTRUTS AT STRUTAFFECTED MIN EXTENSION MAX COLLAPSED WING MAIN G NOSE NOSE G 51 IN 44IN 32 IN 25 IN J...

Страница 96: ...wnin Figure7 3 Thefuselageis supportedbya singleblockat FuselageStation F S 93 0 A pairof blocksat F S 297 38and 310 0aremountedtogetheron a transversepivotat F S 304 0to equallydistribute weightof th...

Страница 97: ...OUR BOARDS FUSELAGE SKINCONTOUR CENTERLINE OF AIRPLANE FUSELAGE SKINCONTOUR CENTERLINE OFAIRPLAN FUSELAGE STATION 93 0 FUSELAGE SKINCONTOUR FUSELAGE STATION 297 38 CENTERLINE OFAIRPLANE FUSELAGE STATI...

Страница 98: ...aircraft a NOTTO EXCEED45 138 50 13 81 F S FS GUIDEWIRE 4000 GUIDEWIRE PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Shoring continued The centerlinelocations loadson andstrapwidthsare...

Страница 99: ...dTrainer MAINTENANCE MANUAL CHAPTER8 LIST OF EFFECTIVE PAGES CHAPTER SECTION 8 EFFECTIVITY 8 CONTENTS 8 10 00 8 20 00 CHAPTER DATE SECTION PAGE 1 1 1 1 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan 10 9...

Страница 100: ...IRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL SUBJECT Weighing CHAPTER 8 LEVELING AND WEIGHING TABLE OF CONTENTS CHAPTER 8 10 00 8 20 00 PAGE 1 Leveling 1 EFFECTIVITY 040 999 CONTENTS PAG 1 Ja...

Страница 101: ...ositiona scaleand rampin frontof allthreewheels 2 Securescalesfrom rollingforwardand towairplaneup ontoscales Referto 9 10 00 3 Removerampsto avoidinterference withscales 4 Toweighor balanceairplane l...

Страница 102: ...ne forweighing orrigging proceed asfollows Tolevelairplane longitudinally withdraw toolattachment screws fromrightsideof aircraft atFuselage Station87 5and66 5 approximately Place aircraft leveling to...

Страница 103: ...MAINTENANCE MANUAL CHAPTER 9 LIST OF EFFECTIVE PAGES CHAPTER SECTION 9 EFFECTIVITY 9 CONTENTS 9 00 00 9 10 00 9 20 00 CHAPTER DATE SECTION PAGE PAGE DATE 1 1 1 1 1 Jan 10 90 Jan 10 90 Jan 10 90 Jan 10...

Страница 104: ...RAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL CHAPTER 9 TOWING AND TAXIING TABLE OF CONTENTS CHAPTER 9 00 00 9 10 00 9 20 00 PAGE General 1 Towing 1 Taxiing 1 EFFECTIVITY 040 999 CONTENTS PAG...

Страница 105: ...ngairplane groundpersonnelmustbe informedbya qualifiedpilotor other personnelabouttow turninglimitsof nosegear enginestartingand shutdownprocedures and any othersystemfunctionsrequiredto properlyandsa...

Страница 106: ...reusedaspartofthenosegearfork Topulltheairplane onahardlevel surface approximately 100pounds of pullisrequired to startitsroll andapproximately 60pounds to maintain roll Whentowing linesarenecessary l...

Страница 107: ...in lowpitchandhighrpmsetting Checkfor evenpropreversing 3 Whiletaxiing makeslightturnsto determinethe effectiveness of the steering 4 Checkwingclearancewhentaxiingnearbuildingsor otherstationaryobject...

Страница 108: ...iner MAINTENANCE MANUAL CHAPTER 10 LIST OF EFFECTIVE PAGES CHAPTER SECTION 10 EFFECTIVITY 10 CONTENTS 10 10 00 10 20 00 PAGE 1 1 1 1 CHAPTER DATE SECTION PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan 10...

Страница 109: ...R AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL CHAPTER 10 PARKING AND MOORING TABLE OF CONTENTS CHAPTER 10 10 00 SUBJECT PAGE Parking 1 10 20 00 Mooring 1 EFFECTIVITY 040 999 CONTENTS Jan 10...

Страница 110: ...nparking airplane headitintothewindifpossible CAUTION Usecarewhensetting brakes thatareveryhotduringcoldweather Extreme heator accumulated moisture canfreezebrakes Priorto setting brakes ifeitherofthe...

Страница 111: ...NOTE Additional preparations forhigh windsinclude using tie down ropes fromthelanding gear forksandsecuring therudder 3 Secure tie down ropes to wingtie down ringsandtailskidatapproximately 45degrees...

Страница 112: ...AGES CHAPTER SECTION 11 EFFECTIVITY 11 CONTENTS 11 20 00 11 20 00 11 20 00 11 20 00 11 20 00 11 20 00 11 20 00 PAGE 1 1 1 2 3 4 5 6 7 CHAPTER DATE SECTION PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan 1...

Страница 113: ...AFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL CHAPTER 11 REQUIRED PLACARDS TABLE OF CONTENTS CHAPTER 11 20 00 SUBJECT ExteriorPlacardsand Markings PAGE 1 EFFECTIVITY 040 999 CONTENTS PAGE1 CONTENTS...

Страница 114: ...heairplane itis important toinclude theairplane serial number inanycorrespondence to PiperAircraft Corporation Asrequired interior placards andmarkings arelistedinSection II Limitations ofthePilot s O...

Страница 115: ...d Trainer MAINTENANCE MANUAL A Exterior Placards andMarkings continued 5 C 4 4 6 7 7 TOPVIEW 19 17 18 9 16 14 0 15 SIDEVIEW 12 13 Exterior Placards andDecals Figure1 Sheet 1of6 EFFECTIVITY 040 999 Jan...

Страница 116: ...0 AdvancedTrainer MAINTENANCE MANUAL A ExteriorPlacardsand Markings continued 20 22 20 24 21 25 20 23 BOTTOMVIEW FRONTVIEW ExteriorPlacardsand Decals Figure 1 Sheet2 of 6 EFFECTIVITY 040 999 11 20 00...

Страница 117: ...NEMERGENCY PLACARD 3 ENGINEOILSPECIFICATION DO NOTMIX DIFFERENTBRANDS OILCAPACITY 9 2 QTS DO NOTOVERFILL FILLWITHAPPROVEDOILTO MAXIMUM MARKON DIPSTICK SEE CURRENTISSUE OF UNITEDAIRCRAFTOF CANADALTD EN...

Страница 118: ...ALTERNATEFUEL NOSTEP PLACARD 7 PLACARD 6 TIE DOWNONLY NO JACKING DO NOT PUSH PLACARD 8 PLACARD 9 PIPER PC MANUFACTUREDBY PIPERAIRCRAFT CORPORATION VERO BEACH FLORIDA MODEL SERIAL NO PLATENO PIPER PART...

Страница 119: ...GWITHMIL H 5606 RED HYDRAULIC FLUID WITH NOLOADONSTRUT INFLATE TO 435psi PLACARD14 INSTRUCTIONS FORSERVICE SEEMAINTENANCE MANUALFOR SERVICINGWITH MIL H 5606 RED HYDRAULIC FLUID WITH NOLOADONSTRUT INFL...

Страница 120: ...60 70 80 100 120 PSIG 1960 2000 2035 2110 2185 FUNCTIONAL TESTPORT SEESERVICEMANUAL FORINSRUCTIONS WARNING COMPRESSED GAS PLACARD 21 FUELSUMP DRAIN PLACARD 22 OXYGENSYSTEM OVERPRESSURE DISCHARGEDISC...

Страница 121: ...3 Jan 10 90 12 10 00 4 Jan 10 90 12 10 00 5 Jan 10 90 12 10 00 6 Jan 10 90 12 10 00 7 Jan 10 90 12 10 00 8 Jan 10 90 12 10 00 9 Jan 10 90 12 10 00 10 Jan 10 90 12 10 00 11 Jan 10 90 12 10 00 12 Jan 10...

Страница 122: ...2 FillingFuelCells 2 Jet FuelAdditives 2 MIL 1 27686 JetFuelAnti IcingInhibitors 3 BioborJF Biocide 3 DrainingMoistureFromFuelSystem 4 DrainingFuelSystem Complete 4 ProcedureForRemovingBiologicalFuelC...

Страница 123: ...dations for ChangingOil OxygenSystem OxygenSystemSafetyPrecautions FillingOxygenCylinder 12 20 00 13 13 13 14 1 1 1 1 2 ScheduledServicing AirframeLubrication Applicationof Grease Applicationof Oil Lu...

Страница 124: ...CAUSEDEPOSITS ONCOMPRESSOR BLADES CAUTION BECAREFULWHENWASHING EXTERIOR OF FCU DONOTALLOWWASH SOLUTIONTO ENTERVENTHOLESOF FCU WHICHCOULDGIVEFALSE INDICATION OF FUELPUMPLEAK CAUTION OBSERVESTARTER OPE...

Страница 125: ...waxon leadingsurfaceswill reducethe abrasionproblemsintheseareas Referto surfacede icecleaningprocedures 3 CleaningWindshieldand Windows CAUTION USEONLYWATERANDMILDSOAPWHENCLEANING THE HEATED WINDSHI...

Страница 126: ...g the followingtechniques aresuggested e Water based stainssuchs ketchup milk icecream coffee 1 Wipethe stainwitha clothwetwithwatercontaininga detergentor ammonia 4fluid ouncesof ammonia to onegallon...

Страница 127: ...andwater solution Incold weather washthe bootswiththe airplaneinsidea warmhangarif possible Ifthe cleaning is to be doneoutdoors heatthe soapandwatersolutionbeforetakingitout to the airplane If diffic...

Страница 128: ...NDCAP LEFTENGINE 15 FUELFILTER 16 NACELLEFUELFILL LEFTENGINE 17 HYDRAULIC FILTER 18 OIL DRAIN LEFT ENGINE INBOARD 19 ENGINE OIL FILTER INBOARD 20 MAINFUELTANKDRAIN RIGHT LEFT 21 OXYGENPRESSURE GAUGE 2...

Страница 129: ...ONNECTSTATICGROUNDCABLEFROMREFUELER TO AIRPLANE KEEPALLGROUNDING CONNECTIONS CLEANANDCORROSIONFREE Thefuel cellsin eachwing arefilledthroughwingfillercap Optionalnacellefuelcellscontain individualfill...

Страница 130: ...undis an extremelyefficientbiocidalagentandis solubleinthe fuelaswell aswater BioborJF dispersesthroughout the entirefuel systemto eventhe mostremoteareassoonafterintroduction into the fuelsystem This...

Страница 131: ...rneckforoptional systems Thefuelisdrained fromfuelfilterbowlsbyactivating individual filterdrains Eachwingisdrained separately providing crossfeed valvesareinoffposition 1 Procedure ForRemoving Biolog...

Страница 132: ...htgallonsof aviationgasolineto affectedsides c Pullall circuitbreakersexceptthosecontrollingfuelboostpump d Placemasterswitchinon positionand actuateboostpump e Afterpumpingtwo gallonsof aviationgasol...

Страница 133: ...checkedperiodicallyper instructions given in32 40 00 L DrainingBrakeSystem Todrainbrakesystem connecthoseto bleederfittingon brakehousing Placeother hoseend in suitablecontainer Openbleedervalveand s...

Страница 134: ...lvecore if applicable 9 Inflateoleostrutsaccordingto information in Figure12 2 10 Tightenair valve if applicable NOTE Foraccurateoleostrutinflation the aircraftmustbeplacedon jackswiththe weightof the...

Страница 135: ...her24 hours thencheckpressure Itwill probablybe withinspecs 2 Makesurethat initialinflationisto recommended operatingpressureto ensurefull tire growth 3 It is normalfor tubelesstiresto showa smallamou...

Страница 136: ...ngeperiodareconsidered providedoil is monitoredbyspectrometric oil analysisanda writtenrequestis submitted to Pratt WhitneyCanadaLimitedServiceDepartment Whenoperationresultsinfrequentcold soakingat a...

Страница 137: ...ector send engineto overhaulfacilityfor inspection c If smallamountof fuzz poweredmaterial exists cleandetectorand reinstall Recheckfor continuityafter 10hoursof operation d If sameamountof fuzz isfou...

Страница 138: ...CAUTION PLUGBOTHENDSOF FILTERELEMENTBEFORESUBMERGING INVARSOL CLEANER THEELEMENTMUSTNEVERBE ULTRASONICALLY CLEANED PRESSUREFLUSHED ORDRIEDWITHCOMPRESSED AIR CAUSINGDAMAGE TO FILTERMEDIA Oilfilter elem...

Страница 139: ...tallfiltercoverand securewithfour plainwashersand self lockingnuts Tightennutsand torqueto 24 36 inch pounds 13 Cleandualdriveoil filterevery100hours Plug CleaningTank NOTE Electrosonic CleanerTankmay...

Страница 140: ...ir C5 AHighTemperature Anti SeizeCompound NOTE Lubricate enginefittingsonlywithfluid containedinparticularlines Y OxygenSystem Breathingsystemoxygenisfurnished from a stationarycylinderinthe aft secti...

Страница 141: ...thanall others 2 Openvalveonlyon storagecylinderwithlowestpressure Whenindicatedpressureon airplaneoxygengaugeandcharginggaugeis equal closestoragecylindervalve Proceedto storagecylinderwithnexthigher...

Страница 142: ...110 120 130 Filling Pressures Psig 1650 1700 1725 1775 1825 1875 1925 1975 2000 2050 2100 2150 2200 2250 NOTE Pressuresarenotexact but accurateenoughfor workingpressuresbetween1800to 2400 psigcylinde...

Страница 143: ...arordamage to bearing surfaces 2 Applicationof Grease Whenlubricatingbearingsandbearingsurfaceswitha greasegun ensuregun isfilledwith new cleangreasespecifiedfor the particular applicationbeforeapplyi...

Страница 144: ...SPECIALINSTRUCTIONS 1 Cleanexteriorof bearingsandbushingswithdrysolventbeforerelubricating 2 Disassemble oil coolerdoor ice protection transmission andscrews Trimscrews and wheel bearings clean with d...

Страница 145: ...RDOWNLOCKANDUP LOCKHOOKS GEARTORQUE LINKFITTINGS RIGHTANDLEFT MIL G81322 6 GEARSIDEBRACELINK BUSHING ANDHOUSING BUSHING MAINGEARDRAG LINK ASSY TORQUELINE ASSY RIGHT ANDLEFT MIL G 83122 7 GEARCONTROL R...

Страница 146: ...RLINK 7 WHEELBEARINGS MIL H 5606 MIL L 7870 MIL L 7870 MIL L 7870 MIL L 7870 MIL G 23827 MIL G 7711A MIL G 3545C MIL G 7711A MIL G 23827 MIL G 7711A MIL G 23827 MIL G 7711A MOLYKOTE NO MIL L 7870 FREQ...

Страница 147: ...870 7 FLAPTRANSMISSION PIVOTBOLTS ANDSENDER ARM MIL L 7870 8 FLAPTRACKS RIGHT ANDLEFT ALLPURPOSE SLIPSPRAY DUPONT NO 6611 9 FLAPTRACKROLLERS RIGHT ANDLEFT MIL L 7870 10 AILERONBELLCRANK CABLEENDS PIVO...

Страница 148: ...cedTrainer MAINTENANCE MANUAL B LubricationCharts continued CHART 4 LUBRICATIONCHART CONTROLSYSTEM Sheet2 of 3 View A View B 13 View E 14 View F Control System Figure303 Sheet 2of3 EFFECTIVITY 040 999...

Страница 149: ...PONENT LUBRICANT 1 AILERON BELLCRANK ASSEMBLY BUSHING MIL L 7870 2 CONTROLWHEEL CHAIN VERTICAL ANDHORIZONTAL MIL L 7870 3 RUDDER PEDALS TORQUE TUBEBEARINGS ANDBLOCK CONTROL CABLEENDS BRAKE CYLINDER EN...

Страница 150: ...Linkage Figure 304 PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL B LubricationCharts continued CHART 5 LUBRICATION CHART POWERPLANT PROPELLER REVERSING LINKAGE COMPONENT 1 ZERKFITTINGS B...

Страница 151: ...OOLER EXHAUST DOORHINGE MIL L 7870 100HRS 5 ICEDEFLECTOR DOOR HINGE MIL L 7870 100HRS 6 BYPASS DOORHINGE MIL L 7870 100HRS 7 BEARING BLOCKS MIL G 23827 100HRS 8 TRANSMISSION SCREW MIL G 23827 500HRS 9...

Страница 152: ...NGES ANDSTEPMECHANISM 2 CARGODOORLATCHANDHINGES 3 NOSECONEANDFORWARD BAGGAGE DOORHINGES ANDLATCHES 4 NACELLELOCKER ANDENGINE COWLDOORLATCHANDHINGES 5 SEATTRACKS ALL LUBRICANT MIL L 7870 MIL L 7870 MIL...

Страница 153: ...nanceManual P N3021442 Chapter70 StandardPractices GeneralTorqueRecommendations page204 Specificaccessoriesare a Tachgenerators b Hydraulicpumps fuel pump Do notapplylubricantto thefollowingaccessorie...

Страница 154: ...0 EFFECTIVITY 20 CONTENTS 20 00 00 20 00 00 20 00 00 20 00 00 20 00 00 20 00 00 20 00 00 20 00 00 CHAPTER DATE SECTION PAGE 1 1 1 2 3 4 5 6 7 8 PAGE DATE Jan 10 90 Jan 10 90 Jan10 90 Jan 10 90 Jan 10...

Страница 155: ...tandardPractices Airframe TorqueWrenches FlarelessTubeAssemblies CorrosionInhibitingCompound ApplicationSafety ApplicationTips AccessLocations Elevator AccessLocations Wingand FuelCellArea AccessLocat...

Страница 156: ...ecommended Somewrenchesarequitesensitiveto the waytheyare supportedduringatighteningoperation Anyinstructions furnishedbythe manufacturer mustbe followed 2 FlaredTubeAssemblies Whenanyfittingcontainin...

Страница 157: ...to supplementthe corrosion protectionof primers sealants etc CAUTION TO ENSUREPROPERAPPLICATION MAINTENANCE PERSONNEL MUST THOROUGHLY FAMILIARIZE THEMSELVES WITHTHEINFORMATION AND PROCEDURES FOUNDINTH...

Страница 158: ...poundbeforecomponents suchas radios systems rigging lines wiring etc have beeninstalled f Applycompoundto joints faying surfaces fastenersandanyothermetalsurfacesof the interiorof the aircraftstructur...

Страница 159: ...anced Trainer MAINTENANCE MANUAL C CorrosionInhibitingCompound continued 3 AccessLocations ELEVATOR TRIMTAB ELEVATOR CorrosionInhibitingCompound AccessLocations Elevator Figure 1 EFFECTIVITY 040 999 P...

Страница 160: ...ACCESS THROUGH PANELS ON CONTROL SURFACE RECESS AREA ACCESS MAIN WING INTERIOR THROUGH INSPECTION PANELS MAINFUEL CELLLINER AFT INBOARD ACCESS THROUGHPANELSON TOP FUELCELLLINER OF WING REMOVEFUELBLADD...

Страница 161: ...d Trainer MAINTENANCE MANUAL C CorrosionInhibitingCompound continued 3 Access Locations continued AILERON TRIM TAB AILERON CorrosionInhibitingCompoundAccessLocations WingFlapand Aileron Figure 3 EFFEC...

Страница 162: ...ionInhibitingCompound continued 3 AccessLocations continued ACCESS FROM UNDERNEATH NACELLE NACELLE BULKHEAD ASSEMBLY REMOVE INTERIOR ASNECESSARY NACELLE FLOOR PAN CorrosionInhibitingCompound AccessLoc...

Страница 163: ...MAINTENANCE MANUAL C CorrosionInhibitingCompound continued 3 AccessLocations continued RUDDER TRIMTAB RUDDER CorrosionInhibitingCompoundAccessLocations Rudderand RudderTrimTab Figure 5 EFFECTIVITY 04...

Страница 164: ...90 21 30 00 7 Jan 10 90 21 30 00 8 Jan 10 90 21 30 00 9 Jan 10 90 21 30 00 10 Jan 10 90 21 30 00 11 Jan 10 90 21 30 00 12 Jan 10 90 21 30 00 13 Jan 10 90 21 30 00 14 Jan 10 90 21 30 00 15 Jan 10 90 21...

Страница 165: ...19 Pressurization SystemFlightCheck 20 AbsolutePressureRegulatorRemoval 24 AbsolutePressureRegulatorInstallation 24 Outflowand orSafetyValveRemoval 25 Outflowand orSafetyValveInstallation 25 Outflowan...

Страница 166: ...alof DuctTemperature Sensor Installationof DuctTemperature Sensor Removalof CabinTemperature Sensorand Controller Installationof CabinTemperature Sensorand Controller 1 1 1 1 1 21 70 00 Moisture AirCo...

Страница 167: ...olthe bleedair supplyto the auxiliarysystembelow 250 F priorto enteringthefueltankareaaft of the firewall A bleedair overtemperature switch installedinthe bleedair ductdownstream of the intercooler cl...

Страница 168: ...edairfromthat enginebyusingthe ON OFFswitchonthe overheadengine switchpanel 2 Ifthe lightremainson aftershuttingoffthe ECUbleedair the 425 Fswitchcouldhavecausedthe lightto illuminate Sincethis air ca...

Страница 169: ...R CREWANDPASSENGER OVERHEAD AIROUTLET COLDAIR FROM ECS VALVE WINDSHIELD DEFOG CONTROL VALVE SIDEWINDOW DEFOG OUTLET LJ COLDAIR AAIR DIST SELECTOR OVHD FANS OFF DEFROSTER MAYBESELECTED ON OR OFF CabinA...

Страница 170: ...EAD AIROUTLET COLD AIR CREWFOOT WARMER FROM ECS WINDSHIELD DEFOG CONTROL VALVE SIDEWINDOW DEFOG OUTLET WARMAIR AIRDIST SELECTOR FLOOR RECIRCULATED AIR WITHFANS LO OR HI DEFROSTER MAYBESELECTED ON OR O...

Страница 171: ...7 Defog Duct 8 SideWindowDefogOutlet 9 OverheadAir Outlets 10 DefogOutlet 11 12 13 14 15 16 17 18 19 20 Footwarmer Plenum CrewSide Outlet FilteredRecirculated Air Inlet CabinAir Lever WindshieldDefogL...

Страница 172: ...osition sliderubbercuffsoverendsof fan b Connectelectricalleadsto fan motor c Tightenclampssecuringfan in position d Replaceaccesspanelremovedfromrightsideof nosesection e Replacepartitionremovedfromb...

Страница 173: ...Y bypassesthesafetyswitchon the leftmainlandinggearand q sensorsystems whichpreventsthe cabinfrompressurizing on the ground The normalpositionis CABINPRESS whichallowsthe systemto pressurizeaftertakeo...

Страница 174: ...al Remedy Replacefilterandcheck orifice Cleanfilterand check orificeon controller Removeandreplaceisobaric valve Remove andreplace safety valve Removeandreplace controller Remove andreplace switch Rep...

Страница 175: ...itude Lowaircraftvacuumsupply Checkaircraftvacuum supply Minorleakintubebetween controllerandvolumetank or involumetank Minorleakintubebetween controllerand isobaricvalve or inisobaricvalve Minorleak...

Страница 176: ...notconnectedon isobaricvalveandsafety valve Securely connect orremove blockage fromthetruestatic atmosphere tubeonisobaric valveandsafety valve Loose ordamaged pneumatic tubing fromport 1 of safetyan...

Страница 177: ...Cabinpressurewill not Dumpvalvepartiallyopen Closevalve adjustvalve maintaincontrolsetting controlcables Defective isobaric control Remove andreplace valve valve Defectivesafetyvalve Removeand replac...

Страница 178: ...the openposition Switchor switchesindoor frameout of adjustment Defectivepressureswitch Shortto ground Cabindoor unsafelight Circuitbreakeropen will notcomeon Brokenwire or loose connection Nopressure...

Страница 179: ...COALESCER AMBIENT PRESSURE RATE PRESSURE AIRCRAFT VACUUM PRESSURE TRUE STATIC PRESSURE PRESSURE FILTER SOLENOID AIRVALVE CABINRATE CONTROL SELECTOR KNOB FILTER CONTROL CHAMBER PORT PORT 1 ABSOLUTE PRE...

Страница 180: ...ir Switch BLEED AIR PressSwitchAutofeather BLEEDAIR SHUTOFF P3 13 PSI SHUTOFF VALVE P25 37 PSI VA ON OFF Solenoid BleedAir ON OFF HI LO Solenoid ToECU Valve 425 475 F 475 BleedAirHotWarning Emergency...

Страница 181: ...5 PSI SHUTOFF VALVE S AUX VOLUME TANK REGULATOR VALVE REGULATED UNREGULATED SUCTION SUCTION TO TO VACUUM EJECTOR RELIEF SOLENOID CONTROLLED SUCTION TO ABSOLUTE PRESSURE REGULATOR OUTFLOWVALVE ABSOLUT...

Страница 182: ...l knob 2 Themiddleelement whenassembled tothelowerelement completes andsealsthe cabinpressure chamber fromtherestofthecontroller witha sealing diaphragm The opposite sidesofthemiddleelement formsarate...

Страница 183: ...relativeto cabinpressure is placedinthe systembetweenthe vacuumdriveninstruments andthe ejector i Ejector Theejectoris usedby the vacuumsystemto providea vacuumsource Locatedunderthe rightsidefloorpan...

Страница 184: ...ced Trainer MAINTENANCE MANUAL A Pressurization Control continued PORT 2 DEPRESSURIZATION CONNECTION POPPET OUTFLOW VALVE INNERDIAPHRAGM BASEASSEMBLY POPPET VALVERETURN SPRING THISPORT NOISESUPPRESSIO...

Страница 185: ...RESSURE 3 RATEPRESSURE REFERENCE PRESSURE AIRCRAFT VACUUM PRESSURE FACEVIEW OFCONTROLLER CabinAirPressureOutflowValveController Figure 4 EFFECTIVITY 040 999 PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAI...

Страница 186: ...alveunderthe instrumentpanel 5 Placethe cabinair controlinthe pressurizedposition Closethe pressurization testvalve underthe instrumentpanel 6 Positionall circuitbreakersexceptthe cabinpressurecontrol...

Страница 187: ...perPart Number756344 NOTE Theflowratevalvemustbe set infullpumpbypass beforestartingorstopping unit I Cabin Differential Pressure Indicator CabinReference Instrument Air PressureIndicator FillPort Ins...

Страница 188: ...INTENANCE MANUAL A Pressurization Control continued 3 Pressurization CheckwithTestUnit continued 1 1 4INCHSUPPLY HOSEFROMTEST CART CABINPRESSURE IN Pressurization TestHookup Figure 503 EFFECTIVITY 040...

Страница 189: ...descentis maintained on the rateof climbindicator Allowcabindifferentialpressureto riseto 6 0 psi onthe cabindifferential pressuregauge CDP 6 When6 0 psi is indicatedon CDPgauge rotateflowcontrolvalve...

Страница 190: ...rplaneelectricalsystemanddisconnecttestunitpneumaticlinesfrom airplane Connectelectricallinesto vacuumreliefsolenoid ifdisconnectedandall aircraftpneumaticlines 15 Replaceaccessandtrim panels 4 Pressu...

Страница 191: ...ly 500feet above fieldaltitude n Rotatecabinratecontrolselectorknobcounterclockwise Notereductionincabinpressure rate of change o Rotatecabinratecontrolselectorknobclockwise Noteincreaseincabinpressur...

Страница 192: ...yprecautionsmustbe observed a Uncontrolled Pressurization 1 Duringflighttestingof system continuouslymonitorcabinpressurization instruments for overpressurization 2 Incase of uncontrolledpressurizatio...

Страница 193: ...ally climbsto altitudeindicatedon controllerat ratesetwith cabin ratecontrolselectorknob 3 Monitordifferentialpressuregauge cabinaltitudegauge and otherpressurization controlsduringclimb c CruiseProce...

Страница 194: ...sthan2 000feet 6 If systemis operatingsatisfactorily proceedto nexttest procedure e Descentand NegativeReliefCheckProcedure 1 Whilemaintaining18 000feet and cruise proceedwiththe followingsteps a Set...

Страница 195: ...anced Trainer MAINTENANCE MANUAL A Pressurization Control continued CHART 2 CABIN ALTITUDE VS AIRPLANE ALTITUDE 12 000 uJ U LL 0 m 10 000 8 000 6 000 4 000 2 000 SEA LEVEL 0 4 8 12 16 24 32333435 EFFE...

Страница 196: ...indshield Defog ControlLever Manual Temperature Control CabinFan Control ECSMode Control Automatic Temperature Selector Rateof Change Control Pressurization Test Dump Switch Altitude Controller CabinP...

Страница 197: ...nect linesfrom regulator c Removethreeattachingscrewsfrom regulator d Removeregulator frommountingbracket 9 AbsolutePressureRegulatorInstallation a Installregulatorintomountingbracket b Installthreeat...

Страница 198: ...utsand studs c Through tailsection access opening install threelocknuts holding valveinplace tighten to metalcontact thenbackoff1 4turn d Installaccess plateremoved fromsideoftailsection e Connect lin...

Страница 199: ...econtrollerto instrument panelwiththreescrews c Positionelectroluminescent panelto instrument panelandsecurewithscrewspreviously removed d Removeprotectivecapsfrom selectorlinesandfittings Connectline...

Страница 200: ...Replaceseals Frozenbearingdue to contamination or impropershimming Replacecoolingturbine Coolingturbinestopswhen requiredto run Waterseparatorblockage Excessiveair leakage Coalescerclothis iced Repair...

Страница 201: ...eckwiring Insufficient conditionedairflow Bleed airON OFF valve notfullopen Leaks injointsorconnections Coolingturbinerotating torqueunsatisfactory SeeNote Heatexchanger leaking Malfunctioning Variabl...

Страница 202: ...sor e Compressor Thecompressor intherefrigeration unitisbootstrapped totheturbine andcompresses the bleed airto ahigherpressure whichraises thetemperature f Compressor Discharge Overtemperature Sensin...

Страница 203: ...aintainthe cabinat an average temperatureof 75 For less Duringa hotday the systemmustpullthe cabintemperature below80 Fin 20 minutesor lessfromthe timethe systemis turnedon Thecabintemperature control...

Страница 204: ...rpressure Switch a InstallnewswitchandO ringintoreceptacle NOTE Ensureproperhightemperature O ringis usedby referringto PartsCatalog b Secureswitchwithsafetywire c Reconnect electricalconnectorswitch...

Страница 205: ...tedinthe nose section rightside between stations57 00and 25 60 GROUND AIRFAN SERVICE 500HR ERSEPARATOR COALESCER SERVICE 500HR REFRIGERATION UNIT OVERPRESS SWITCH OPEN 40 3 psig LEGEND ELECTRICAL INLE...

Страница 206: ...et 2 Installation of DuctTemperature Sensor a Installnewsensorand gasket Securewithfour screws 3 Removal of CabinTemperature SensorandController a Gainaccessto cabintemperature sensorandcontroller Rem...

Страница 207: ...waterseparator 3 Cleaning Inspectionand Repairsof WaterSeparator The coalescerclothmustbecleanedor replacedat 500flight hoursor less exceptwhenoperated inabnormally dustyor contaminating conditions a...

Страница 208: ...ENANCE MANUAL CHAPTER 23 LIST OF EFFECTIVE PAGES CHAPTER SECTION 23 EFFECTIVITY 23 CONTENTS 23 60 00 23 70 00 23 70 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 PAGE DATE Apr 15 91 Apr 15 91 Jan 10 90 Jan 1...

Страница 209: ...TER 23 COMMUNICATIONS TABLE OF CONTENTS SUBJECT CHAPTER PAGE I Static Discharging InspectionandTesting Audio VideoMonitoring CockpitVoiceRecorder CVR Removalof CVRUnit Installationof CVRUnit Testing E...

Страница 210: ...ksmustbeinspected ateachannual inspection forthefollowing a General appearance andphysical condition b Security of attachment toairframe c Discharge points visible d Resistance 1 0to 100megohms 500to...

Страница 211: ...tsnormalmodeof operationisself erasingwhileit is recording 2 Removal of CVRUnit TheCVRcontrolunitis mountedonthe centerinstrument panelutilizingfourdzusfasteners a Unlockthe fastenersand liftthe contr...

Страница 212: ...dchannel switching canbeaccomplished witha 600ohmheadset inserted intothejacklocated ontheCockpit controlUnit Withtheheadset inserted intothejacklocated ontheCockpit controlUnit speakinanormal voice6i...

Страница 213: ...00 13 Jan 10 90 24 30 00 14 Jan 10 90 24 30 00 15 Jan 10 90 24 30 00 16 Jan 10 90 24 30 00 17 Jan 10 90 24 30 00 18 Jan 10 90 24 30 00 19 Jan 10 90 24 30 00 20 Jan10 90 24 30 00 21 Jan10 90 24 30 00 2...

Страница 214: ...eratorControlUnit 12 CheckingGeneratorControlUnit 12 Removalof CrossStart Relays 13 Installationof CrossStartRelays 13 DescriptionandOperationof Battery 13 FaultIsolation Battery 14 ChargingBattery 19...

Страница 215: ...of MainCircuitBreakers Installation of MainCircuitBreakers ElectricalPower DistributionSystemTest MainBusTie CircuitBreakerandCrossfeedDiodeCheck Left and RightCircuitBreakerPanels Removal of Plug inT...

Страница 216: ...The electricalsystemiscontrolledbythreerockertypeswitches the batterymasterswitch right startergeneratorswitch and leftstartergeneratorswitch Theseswitchesare locatedon anoverhead paneljustabovethe wi...

Страница 217: ...utilizedas requiredto operatethe variouselectrical systemsof the aircraft Thisunitincorporates itsowncooling system whichconsists of anairinletduct exhaust duct and afourbladed fanwhichispartof theuni...

Страница 218: ...eswitchin power supply Defectivestartersolenoid Damagedarmature Shortcircuitedor open statorwindings Improperlyseated brushes Eccentric commutator Replaceswitch Replacesolenoid Replacethe armature ass...

Страница 219: ...ive splines Armaturerubbinginstator Fanbladesbentand rubbing Unbalanced armature assembly Excessiverun outof armaturebearings Fandamagedorout of balance Voltmeterleadsreversed Residualmagnetisminfield...

Страница 220: ...ficient cooling air Checkforair inlet temperature Air flowobstruction dirt accumulation ingenerator ducting Wrongloadapplied during testing Check ducting andgenerator airinlet Checktesting procedure a...

Страница 221: ...iredto accomplishline maintenance of the startergenerators 4 Removal of StarterGenerator Afterenginecowlinghasbeenremoved a Disconnect andmarkelectricalwiringat terminalblock b Disconnect coolingair i...

Страница 222: ...cautions mustbeobservedwhen servicing the charging circuits CAUTION FAILURETO OBSERVETHESEPRECAUTIONS COULDRESULTINSERIOUS DAMAGETOTHE ELECTRICAL EQUIPMENT a Wheninstallinga battery ensurethatthe grou...

Страница 223: ...tartergeneratorsinstalledasstandardequipment are asfollows CHART2 STARTER GENERATOR TESTSPECIFICATIONS Rating MinimumContinuous 175amperes 28 voltsat groundidlespeedof 6 720rpm 300amperes 28 voltsat 6...

Страница 224: ...ervals Bymeansof the diagonalwear grooveon the side of eachbrush whichshows100 usefullifewhen new the percentage of remainingusefullife is easilyestimatedat eachinspection Inspectgeneratorbrushesasfol...

Страница 225: ...ation continued WEAR GROOVE 1 2LIFE REMAINING 1 4LIFE REMAINING NEWBRUSH Brush Wear Stages Figure 601 SOLID STYLE SPLIT STYLE RANDOM PARTICLE ALTITUDE TREATMENT CORETYPE ALTITUDE TREATMENT Instant Fil...

Страница 226: ...stalledwithtop bevelasshownforthe clockwisearmature rotationindicated For reverserotation units topbevelwillbe oppositeto thatshown RECONNECT NEGATIVE FIELDLEAD LAYBRUSH LEADSOVER BRUSHSPRING CLIPS Co...

Страница 227: ...WITH SOAP AND WATER IN CASE OF EYE CONTACT FLUSH EYES WITH WATER AND SEEK MEDICAL ATTENTION CAUTION DO NOT USE LUBRICANTS OR UNAUTHORIZED SOLVENTS WHICH CAN REDUCE BRUSH LIFE 2 Inspectinteriorof unit...

Страница 228: ...crossthe interpoleterminalsof eachgenerator Whenthispotentialreaches a positivevoltageof 0 2voltsor more the integratedcircuits aftera timedelayinversely proportionalto the magnitude of the voltage ca...

Страница 229: ...lockwashers andnuts c Reconnect batteryor externalpowerandperformoperationalcheck 17 Description and Operation of Battery The nickelcadmiumbatteriesmustbe keptcleanandchargedto remainairworthy Service...

Страница 230: ...eration Short circuited coil Looseelectrical connection Replace coil Clean andtighten electrical connections Plungerbinding Badlyburnedpoints Seeremedypertaining to Plungerbinding under Doesnotoperate...

Страница 231: ...links Loose battery connector Cellopen internally Electrolyte level toolow Discharge constant current charge Replacedefective cells Replace defective cells Replaceor tightenlinks and connector Replace...

Страница 232: ...llterminal hardware to specified torque values Locate andremove foreign objects andreplace defective parts Replacebothmating connectors Discharge disassemble and replace defective cells Chargerfailure...

Страница 233: ...350 amperesmax FloatingVoltages 0 F 29 0to 31 0volts 75 F 28 0to 30 0volts 100 F 27 4to 29 4volts DischargeRates Max ShortTime 10 sec 1720amperes 30 sec 860 amperes Max Continuous 430 amperes 1 hour...

Страница 234: ...ntinued Circuit DiagramNo 1 Ammeter Load Resistor DischargeCircuit Preferred DischargeCircuit Alternate CircuitDiagramNo 2 Ammeter Temperature Probe Ammeter KnifeSwitch Shunt ChargingCircuit Preferred...

Страница 235: ...edmethodand an alternatemethodarepresentedin Figure301 20 ConstantCurrentCharging If batterychargeisunknown completelydischarge the batterybeforecharging a Chargebatteryat 13 3ampsuntilbatteryvoltager...

Страница 236: ...rosseachcell asvoltagegoesbelow1 2 volt c After allcells areshorted removeconnectingstrapsfromdefectivecell d Liftdefectivecellfrombatterybyliftingat terminalsusinga speciallyfabricatedtool referto Fi...

Страница 237: ...ryweightis considerable 24 Installation ofBattery a Placebatteryon mountingbracketand reconnect ventlinespreviouslyremoved b Slidebatteryintoplaceandsecurewithtwo camlockson bottomfrontof battery c Co...

Страница 238: ...sfully charged a Adjustlevelafterbatteryis fullychargedand is at restfor 2 to 4 hoursdisconnected fromany circuit b Remove ventplugfromeachcell oneat atime toadjustelectrolyte level c Useatransparent...

Страница 239: ...period or ifbattery problemsarise the batteryshouldbe checkedmorefrequently Thischeckwill alsoequalizethe cellvoltages a Discharge the battery b Rechargebattery c Checkthe electrolytelevel adjustifnec...

Страница 240: ...very100operatinghoursor 60 days whichever occursfirst Chargeratesdeterminewater consumption thusoperatingconditionsmustdetermineservicefrequency Nicadbatteriesshould neverbe servicedina leadacidbatter...

Страница 241: ...to switch b Place switchinpanelassembly Secure withtwoscrews c Place coverpanelonswitch panel Secure withscrews 3 Removal of Rocker Switch a Removefour screwssecuringfacepanel Pullpanelawayfrom panela...

Страница 242: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL B OverheadMeterand SwitchPanelAssembly continued THIS PAGEINTENTIONALLY LEFTBLANK EFFECTIVITY 040 999 PAGE 26 XX XX XX Jan10 90...

Страница 243: ...AU PROTECTION OIL COOLER DOOR OiLCOOLERDOOR PROTECTION BLEED AIR FUEL PUP IGNITION IGNITION PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL B OverheadMeterand SwitchPanelAssembly continued...

Страница 244: ...nnected b Positionrequiredwiresat circuitbreakerterminals Securewith screws c Positioncircuitbreakerincircuitbreakerpanelandsecurewithscrew d Installcoverassembly CIRCUIT BREAKER BATBUSTIE NONESSEN RG...

Страница 245: ...leftsideof main breaker panel Check thatequipment powered byrightmainbuscontinues tofunction If rightmainbuspowerislost diodeorcircuitbreakeron connectingwire P1D 6is open andmustbereplaced or reset 5...

Страница 246: ...ment onleftmainandessential busesareinoperative 13 Ifleftmainandessential buspowerisstillpresent diodeonconnecting wireP1D 6 of rightmainbusisshorted 14 Pushinallbreakers andstartrightengine shutdownl...

Страница 247: ...should be observed onEssen RMainbus Nopower should be observed onEssen L Mainbus Yes Yes Yes Yes 5 MainBusTieCircuitBreaker andCrossfeed DiodeCheck Thischeckensures thatgenerator electrical power isro...

Страница 248: ...tbreakers allowthecrewto isolate individual electrical systems in theevent of trouble Theleftcircuitbreaker panelassembly consists of threeindividual panels Thetoppanelcontains indicator lightsforleft...

Страница 249: ...Y MASTERSWITCHANDTHEGENERATOR SWITCHESAREINTHEOFFPOSITION WHENWORKINGONTHECIRCUIT BREAKERPANEL a Removepanelcoverfrom accircuitbreakerpanel b Removetwo screwssecuringcircuitbreakersupportbracket Withd...

Страница 250: ...rcuitBreakerTerminal Screw Attachment Electroluminescent Panel Insulator Plate Insulator AC Bus Mounting Hardware 0 Mounting Plate Breaker forAC Circuit Locknutand Breakers Washer LeftAuxiliaryCircuit...

Страница 251: ...que Indicating System LeftEngine Bleed AirValve LeftPropeller Deicer andDeice Timer LeftPropeller Inboard Heating Element LeftPropeller Outboard Heating Element LeftEngine AirIntakeParting Strip LeftE...

Страница 252: ...ments LeftWindshield Heating Solenoid FuelQuantity Indicating System WingandTailDeiceEngage Valve WingandTailDeiceIndicator WingandTailDeice Timer Cockpit LeftPanel Lights Cockpit CenterPanel Lights C...

Страница 253: ...Flood LightsIntensity Pilot s Attitude GyroandFlightDirector Radar Antenna Copilot s Attitude GyroandFlightDirector Ground Proximity Warning System Fairchild Cockpit Voice Recorder Unit Number 1Airsp...

Страница 254: ...nd 7 5 ampbreakersareratedequally RightEngineElectricFuelPump RightSideLiftComputerPower RightSideLiftTransducerHeat RightEngineInterturbine Temperature System RightEngineStartContactor RightEngineIgn...

Страница 255: ...ure Thermal Switch CabinOverpressure Switch Recirculating DoorSolenoids Overhead Reading andConsole Lights LeftandRight CabinAisleLights FlapMotor Down Solenoid UpSolenoid Position Indicator Position...

Страница 256: ...erRadarControlPanel AreaNavigationComputerPower VoltageMonitor VeryLowFrequencyPower Number2 VeryHighFrequency NavigationReceiverPower Air DataSensorController Copilot sDistanceMeasuringEquipment Radi...

Страница 257: ...rocess Unit AIRSPD2 1 Number 2Airspeed Indicator EADI2 1 Electronic Attitude Display Indicator Flag Number 2 Multifunction Processing Unit Number 2 Display Control Unit EHSI2 1 Electronic Horizontal S...

Страница 258: ...60 00 25 60 00 25 60 00 25 60 00 25 60 00 25 70 00 25 70 00 25 70 00 25 70 00 25 70 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 6 7 1 1 2 3 4 5 1 2 3 4 5 PAGE DATE Jan10 90 Jan10 90 Jan10 90 Jan10 90...

Страница 259: ...tallation of Tables 1 Removalof Curtain 2 Installationof Curtain 2 Removalof NavKitTie DownAssembly 2 Installationof NavKit Tie DownAssembly 2 Removalof ObserverConsoleCovers 2 Installationof Observer...

Страница 260: ...c Moveseatto slotsinseattracksandliftseatofftracks 2 Installation ofCrewSeats a Place seatintoslotsinseattracks b Move seattodesired position c Install seattrackendcovers andseatstops d Reinstall othe...

Страница 261: ...er access 3 Disconnect andtagelectrical wiring 4 Remove attaching hardware Itmaybenecessary to remove drawers andopentambor doorstogainaccess tosomemounting hardware 5 Remove cabinet b Install cabinet...

Страница 262: ...embly 6 Installation ofNavKitTieDown Assembly a Position assembly toproper location b Attachmounting boltstosecure assembly toseattrack 7 Removal ofObserver Console Covers a Turnoffelectrical power NO...

Страница 263: ...rest Right SideForward Passenger SeatDoesNotRecline PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Passenger Compartment continued SeatTrackLatch Release Handle Passenger SeatInstallati...

Страница 264: ...AFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A PassengerCompartment continued SeatBack Adjust Lever SeatTrackLatch Release Handle ObserverSeatsInstallation Figure 402 EFFECTIVITY 040 999 25 20 00...

Страница 265: ...IRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A PassengerCompartment continued VanityCabinet TableLeaf TablePlate StorageCabinet Table CabinetsandTableInstallation Figure 403 EFFECTIVITY 040 99...

Страница 266: ...MAINTENANCE MANUAL A PassengerCompartment continued 0 TrackEnd Cover Curtain TopCover Bottom Cover NavKit Tie DownAssembly ObserverConsole ObserverConsole NavKitTie Down andCurtainInstallation Figure...

Страница 267: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A PassengerCompartment continued SEATING ARRANGEMENT SeatStops Figure 405 EFFECTIVITY 040 999 25 20 00 Jan 10 90...

Страница 268: ...dslideaft e Remove seat 2 Installation ofToiletSeat a Positionseatto properlocation b Securebottomframeto wedjitfasteners c Connectrelieftubehoseto floorboard d Placepail intoposition e Checkrelieftub...

Страница 269: ...ntennacablefromthe transmitter Figure 1 c Toremovethe ELT releasethe latchon the strapand slidethe ELToff the bracket d Disconnect the pilots removeswitchharnessfromthe transmitter e Extendthe portabl...

Страница 270: ...NNA EXTENSION TAB ANTENNA LATCH POPSOUT OFCHANNEL VIEWB PULLTAB VIEWA ANDDOWN SET ON OFF ARM SWITCH TO ON PIN STOP TOEXTEND TOFULLLENGTH VIEWC ELT Portable Folding Antenna Figure 1 CONTACT SEPARATOR P...

Страница 271: ...orARMifOFFdoesnotexist Return toARMposition NOTE Thetest transmission shouldbepickedup by the aircraftcommunications receiveror controltower Duringcoldweather therecouldbe a slightdelaybeforetransmis...

Страница 272: ...rncommunications receiver to 121 5mHz Deactivate squelch andturnupvolume untilslightbackground noiseisheard NOTE If the aircraftis not fittedwith a communications receiver requestthat the tower listen...

Страница 273: ...inadvertently activated setthe pilot sremoteswitchto ON thenreturnitto ARMposition Asaroutine precaution it isrecommended thattheELTbereplaced attheearliest chance following inadvertent activation Ho...

Страница 274: ...57 00 theseshelves aremadeof2024 T3 aluminum angles brackets andclips Aprotective blanket installed intheavionics bay reduces thepossibility ofdamage to theavionics equipment caused bywaterleakage The...

Страница 275: ...A AccessoryCompartments continued VIEWB Pitch Servo TOPVIEW LOOKINGDOWN VIEWD CockpitVoiceRecorder VIEWC VIEWE _ Pitch Servo Yaw Servo Trim Servo LEFT SIDEVIEW Electricaland ElectronicEquipment Locat...

Страница 276: ...hting Inverter Assembly LeftStall RightStall Computer Computer Autofeather Computer 0 0 Lighting LeftIgnition Sensor RightIgnition Sensor Left andRight Left andRight Pilot Heat StallWarning Sensors Cu...

Страница 277: ...Compartments continued VIEWB LeftandRight Windshield Heat Timers LeftandRightJetPump Disengage Relays FlapWarningRelay Gear Warning Relay FlapControlAmplifier LeftandRightFuel PumpRelays DeiceTimer L...

Страница 278: ...AccessoryCompartments continued VIEWC Avionics 1and2Relays VIEWD LeftandRight StallWarning VIEW E Current Sensors and Horn Fuel FlowSignal Conditioner Electrical andElectronic Equipment Locations Figu...

Страница 279: ...F EFFECTIVE PAGES CHAPTER SECTION 26 EFFECTIVITY 26 CONTENTS 26 10 00 26 20 00 26 20 00 26 20 00 26 20 00 26 20 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan...

Страница 280: ...ral Detection DescriptionandOperation 26 20 00 Extinguishing Description andOperation Removalof FireExtinguisher Bottle Installation of FireExtinguisher ServicingFireExtinguisher Bottle ReplacingFireE...

Страница 281: ...onsystemconsistsof threefire detectingthermalunitsand interconnecting harness Twoof theseunitsare locatedon eachsideof the frontfire seal inthe hot section One is locatedat the bottomof the rearfire s...

Страница 282: ...naltubeextendsfromthe main dischargepipe passesaftthroughthe rearfire seal and terminatesat the top of the engine accessory section Anelectrically operatedcartridge firingsquib screwedintothe discharg...

Страница 283: ...Disconnect threewiresconnecting squibunitwithaircraft harness WARNING CHARGEDBOTTLESMUSTBE HANDLED WITHCARETO AVOIDDAMAGING THE SEAL DONOTBRINGELECTRICAL CURRENTIN CONTACT WITH TERMINALS ONSQUIBASSEMB...

Страница 284: ...verifyleftandrightengine fireextinguisher inoperative indicator lightsareoperating 4 ServicingFireExtinguisher Bottle a Check forleakage ordamage tocontainer b Ifbottleisnotbeingreplaced weighitto bes...

Страница 285: ...TERY POWERED CONTINUITY LIGHT ORSIMILARDEVICEWHENTESTINGSQUIBASSEMBLY USE OFTESTDEVICES WHICH PASS MORE THAN30mACAN DETONATE SQUIB 6 Connectsquibtester Model115squibtest AmericanStandard Monrovia Cali...

Страница 286: ...dgrip withthespraynozzle pointing forward Remove thesafety pin directthe nozzle towards thebaseofthefiresource squeeze theleverwiththepalmofthehand Maximum extinguishing effectis obtainedif the fire f...

Страница 287: ...5 Jan 10 90 27 50 00 2 Jan 10 90 27 10 00 6 Jan 10 90 27 50 00 3 Jan 10 90 27 10 00 7 Jan 10 90 27 50 00 4 Jan 10 90 27 10 00 8 Jan 10 90 27 50 00 5 Jan 10 90 27 10 00 9 Jan 10 90 27 50 00 6 Jan 10 90...

Страница 288: ...onBellcrank 10 Installationof AileronBellcrank 10 Removalof AileronTrim Fuselage 10 Installationof AileronTrim Fuselage 11 Removalof AileronTrim Wing 12 Installationof AileronTrim Wing 12 Riggingof Ai...

Страница 289: ...allationof ElevatorControlCables 3 Removalof ElevatorPushTube 8 Installationof ElevatorPushTube 8 Riggingthe ElevatorControlSystem 8 ElevatorControlSystemFrictionCheck 9 ElevatorTrimSystem 10 Removalo...

Страница 290: ...apTransmission Assemblyof FlapTransmission Serviceand Inspection of FlapTransmission InternalComponents Inspectionof OutboardWingFlapTransmission Inspectionof InboardWingFlapTransmission Removalof Fla...

Страница 291: ...eelevators arecontrolled bycontrol columns through thecrossover shaft Anarm extending from thepivotfittinglocated ontheleftsideofthecrossover shaft transmits control column travelthrough a linktothefo...

Страница 292: ...ndsareprovided withaninspection hole thescrewmustbescrewed in enough topasstheinspection hole Thisisdetermined visually orbyinserting apieceofwireinto theinspection hole Wherenoinspection holeisprovid...

Страница 293: ...A 42 720 Advanced Trainer MAINTENANCE MANUAL B Standard Procedures continued CHART 1 CABLE RIGGING TENSION VS TEMPERATURE 200 Z 50 20 RIGGING LOADCORRECTION POUNDS SUBTRACT ADD EFFECTIVITY 040 999 27...

Страница 294: ...lockpin fromdrum Ifoneendofcableismarked to facilitate hookup ofcableends notelocation inrelation todrumwheninstalling newcableon drum 6 Check condition ofbushing inhousing bracket forexcess wear 7 To...

Страница 295: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL C Wrapping ofTrimDrums continued Methodsof BlockingTrimCables Figure 2 EFFECTIVITY 040 999 27 00 00 Jan 10 90...

Страница 296: ...Advanced Trainer MAINTENANCE MANUAL D SpecialTools ElevatorRiggingTool AileronRigging Tool Rudderand RudderTrim RiggingTool Flap RiggingTool Tool P N L 72233 Rudder PedalRiggingTool SpecialTools Figu...

Страница 297: ...Cutthrough the disc andsocketto permitit to slide overthepotshaft TOPVIEW Holes 0 250 Holesdrilledin discforsmall punchtypeobject to assistintightening thejamnut onpot 0 187OR0 250 steeldisc Fabricate...

Страница 298: ...etrailingedge support hasbeenset MarkGraduations in inches Hingecenterline placeddirectly overhingelineof controlsurface Horizontally Adjustable for settingtoolto widthof control surface BubbleLevel S...

Страница 299: ...anceto control wheelrotation Systemnot lubricated properly Lubricatesystem Cabletensiontoo high Controlcolumnchain improperlyadjusted Pulleysbindingor rubbing Cablesnot inplaceon pulleys Bentaileron a...

Страница 300: ...travel Incorrect rigging of aileronsystem Aileron control rodsnot adjusted properly Rig Adjust Aileron bellcrank stops notadjusted properly Adjustandcheckall bellcranks inthe fuselageandwings Correcta...

Страница 301: ...sistance Systemnot lubricated properly Lubricatesystem Cabletensiontoo high Adjust Pulleysbindingor rubbing Cablesnot inplaceon pulleys Trimtab hingebinding Cablescrossedor routedincorrectly Replacebi...

Страница 302: ...f wingfillet e Toremoveleftbalancecable proceedasfollows 1 In leftwingat bellcrank removesafetywireor clipfromaftturnbuckle disconnectcable 2 RemovefairleadsatWingStations58 5and121 5and removecablegu...

Страница 303: ...tsideof uppercontrolsector 4 Fastencableend to aileroncontrolsectorby screwingon retainerand safetywiring b Installrightprimarycableasfollows 1 Connecttumbucklefork to forwardarmof bellcrankin rightwi...

Страница 304: ...AIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Aileronand Tab continued F S 112 49 F S 170 03 Aileron andAileron TrimControls Figure401 Sheet 1of 3 EFFECTIVITY 040 999 Jan 10 90 7 1 0 00 Jan...

Страница 305: ...n and Tab continued FuslageStation93 30 AileronTrimPulley FuselageStation101 23 Fuselage Station101 10 Fuselage Station142 0 FuselageStation170 03 Fuselage Station164 51 AileronandAileronTrimControls...

Страница 306: ...e WingStation 147 50 PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Aileron and Tab continued AileronTrimTab Cable WingStation 0 50 WingStation 174 50 WingStation 174 50 rightwingonly...

Страница 307: ...bysecuringbearingblocksto each columnwithten AN3 3Aboltspreviouslyremoved d Installchainson sprocketsso previously installedty rapsalignwith sprocketalignmentmarks e Reconnect turnbucklesensuringprope...

Страница 308: ...llcrank aftendandbalance cableendis painted redtofacilitate proper hookup Donottighten turnbuckle forkendsonbellcrank soendscannot rotate e Installstopblockandtorquebolts f Checkaileron controls riggi...

Страница 309: ...eronTrim Fuselage Figure401 NOTE Beforeinstallingcable notewhichcableis routedto whichturnbucklein wing a Ensureappropriate cableis centeredand evenlywrappedand blockedon trimdrumto prevent unwrapping...

Страница 310: ...umassemblyinsidewing installattachment bolts and torque d Finishdrawingcablesthroughwing Connectto appropriate tumbucklesat WingStation90 0 If fuselagecable systemis notinstalled blockcablesat ribWing...

Страница 311: ...pand drumhousingmeasuredalongscrew Thisis neutralpositionof screw d Withrightwing riggingtool P N72159 2 installedand aileronsin neutralposition rotatetrim wheelin cockpitto specificationsinfigure27 6...

Страница 312: ...Aileronand Tab continued AileronandAileronTrimTab CAUTION MAKE SURE TOSECURELY CLAMP BELLCRANKS ATQUADRANT BEFORE TIGHTENING CABLES TrimTabtravelwith Aileron inneutral position 2 below chord line Aile...

Страница 313: ...aldoesnot exceed9 poundswithoutautopilotbridlecablesconnected or 10 poundswithautopilotbridlecablesconnected 20 AileronTrimTabFreePlay a Positiontrim tab inneutralposition Trailingedgeof tab in neutra...

Страница 314: ...IPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL Aileron A Aileronand Tab continued Flap 50 50 Measurefrom here AileronFrictionCheck Figure 601 EFFECTIVITY 040 999 PAGE 16 27 10 00 Jan 10 9...

Страница 315: ...necessary b Feedcablesbackthroughpulleysto F S 303 5 c If aftcablesarenotinstalled ensurecablesare alignedon pulleysandsector andputtension on cableswhileblockingthemaft of bulkheadF S 310 0 d If aftc...

Страница 316: ...2 720 Advanced Trainer MAINTENANCE MANUAL A Rudderand Tab continued RudderTrimCable FuselageStation279 38 FuselageStation333 43 RudderControlSystemInstallation Figure 401 Sheet 1of 2 EFFECTIVITY 040 9...

Страница 317: ...Tralner MAINTENANCE MANUAL A RudderandTab continued Rudder Trim Fuselage Station 62 75 Fuselage Station 387 00 Fuselage Station 380 61 Fuselage Station 402 40 RudderControlSystemInstallation Figure 4...

Страница 318: ...dderinneutralposition NOTE If forwardcablesystemis notinstalled ensurecablesarecenteredinpulleysand blockthemto bulkheadF S 310 0 c At F S 303 5in cargosectionof cabin removeleaderlines Afterensuringa...

Страница 319: ...ons of rudderpedalpushrodassembliesexist referencepointfor rudderpedalsisdeterminedasfollows a ForpedalpushrodsP N70752 19and P N70752 20 aircraftupto serialnumber42 801038 positionandsecurerudderpeda...

Страница 320: ...at ruddersectorfor 30 rightand 20 left 10 Withrudderin neutral rotatetrimwheelincockpitsotab travelis 10 rightand 20 left Trimcabletensionto matchspecifications in Figure501 11 Removeriggingtools and...

Страница 321: ...T PA 42 720 Advanced Trainer MAINTENANCE MANUAL A RudderandTab continued ToolP N 72260 RudderRiggingTool Figure 502 TrimTab Tool P N72266 2 RudderTrim Rigging Tool Figure 503 EFFECTIVITY 040 999 2720...

Страница 322: ...o gainaccessto this cablehardware removerequiredseatsandfloorpanels Iffairleadsfor aft cablesystemin pressurebulkheadF S 332 0mustbe removed removerightsidefloorpanels ApproachturnbucklesaroundF S 312...

Страница 323: ...bles usingone methodin27 00 00 Figure 2 on frontsideof bulkheadF S 332 0to preventunwrapping fromscrewdrumassemblyon aft cantedbulkhead c Blockforwardcablesto rearof F S 310 0bulkhead d Markone setof...

Страница 324: ...min neutral 2 1 4turnsof eachsideof cable mustbe wrappedon drum e With systeminneutral ensureaftscrewdrumintail alsohas9 1 4turnsof cablewrappedon eachsideof drum f On aft trimdrum measuredistancefrom...

Страница 325: ...sclearof bearing support housing slidesubassemblies offtube Iftube needs to bereplaced jockeyitoutfromunderneath d Toremove pilotandcopilot rightpedals orforward torque tube proceed asfollows 1 Remove...

Страница 326: ...besandplace endoftubesoitaccepts sleeve inice 2 Heatsupportsleeveinovenat 350 for 15minutes 3 Remove torquetubefromiceandimmediately slideheated sleeve overtube Besureto alignholesintwoassemblies solo...

Страница 327: ...lcapboltswithoutblockcap 6 Installclevispin washer andcotterpinthroughbearingsupporthousingandtorquetube 7 Bolton rudderpedalsandbrakecylinderswhererequired 8 Installand connectall hardwareand assembl...

Страница 328: ...Bearing PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Rudder andTab continued TorqueTube EndBearina RudderPedalsInstallation Figure 402 EFFECTIVITY 040 999 PAGE14 27 20 00 Jan 10 90...

Страница 329: ...votboltand pushboltthroughsectors c ScrewAN6 60ApivotboltintonutplateusingstandardtorquedesignatedinAC43 13 NOTE Tofacilitate rigging ensure torquetubedriving forward sector measures 12 31 inches betw...

Страница 330: ...hereitanglesupto turnbuckle at F S 322 5 Theaftup cableisrouted through fairleadinaftpressure bulkhead through pulleysatF S 355 75 and366 0 andtoaftcontrol sector Theforward downcable attached to left...

Страница 331: ...tion onelevator rigging control andtightenelevator control cables at turnbuckles 3 Reinstall allcableguardpins rubblocks andotherhardware b Aftcables runningfromturnbucklepositionsto aft sector areins...

Страница 332: ...8 162 80 F S 251 00 PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL Shadedareasrepresent thecomersofthesectors paintedred Elevator upcable Elevator Trim Pulley Fuselage Station93 90 F S 43...

Страница 333: ...T PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Elevator and Tab continued Elevator Trim Cables Elevator TrimPulleys Fuselage Station162 60 and251 00 Fuselage Station279 38 Fuselage Station332 50 El...

Страница 334: ...B TRAILINGEDGEEVENWITHTHE TRAILING EDGEOFTHEELEVATOR ORITSNEUTRAL POSITION 2 TRIM TAB FREEPLAYMUSTNOT EXCEED 0 126MAX ATTHETRAILINGEDGEOFTHE TAB 3 RIG ELEVATORS WITH ELEVATORS IN NEUTRAL POSITION PINN...

Страница 335: ...Trainer MAINTENANCE MANUAL A Elevator andTab continued ToolP N72046 ElevatorRiggingTool Figure 502 Elevator HornAssembly Elevator Torque TubeCollar VIEWA A Elevator Rigging Stops Figure503 EFFECTIVIT...

Страница 336: ...d towhich thesectoristo beattached Reach through aftaccess hole intailandconnect tubeto sector byinstalling AN4 13A bolt e Remove restraint fromcontrol hom Allow elevator to movetodownstop f Installbu...

Страница 337: ...ral withelevator tabinneutral j Withelevator inneutral rotate trimcontrol wheelincockpit toobtainupanddowntabtravels andminimum trimcabletension specified inFigure 501 k Remove rigging tool Install ac...

Страница 338: ...tandcopilotseatsandrightsidepassenger seatsasnecessary b Remove floorpanelaftof pedestal thoseunderandleftofcopilot seat rightsidepassenger seats floorpanelsnecessary to reach required cables andhardw...

Страница 339: ...r assembly b Remove cotterpins nuts washers andboltssecuring twotrimtabrodassemblies totrim actuator c Remove elevator refer to55 20 00 Removal of Elevator Blocktrimcables to actuator Figure 402 d Rem...

Страница 340: ...refully remove accesspanelincontrolpedestal floor 2 Ensure trimcables areproperly wrapped 3 Ensure trimcabletension issetaccording tospecifications inFigure 501 4 Ensure actuating screwsarepositioned...

Страница 341: ...inchminimum looseness between actuator frame Trimdrumbracket guide assembly d Ensure forcerequired to actuate unitat room temperature 60 F to85 0F doesnotexceed 1 5 pounds break out forceor1poundpullo...

Страница 342: ...ccess plates onsideofpedestal b Installelevator trimcontrolasfollows 1 Installindicator ensuring indicator isaligned properly 2 Installfourmounting screws andlaylcontrol assembly intocontrol pedestal...

Страница 343: ...aution to avoidinterference withmechanism TrimPosition Indicator Gear PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Elevator andTab continued Rudder Trim Control TrimControl Installatio...

Страница 344: ...withtherecognition horn Asingletestswitchismounted ontheinstrument panelbelow thefirewarning light switches On theground activation oftheswitchbypasses therightgearsquatswitch turnsonthecomputer andsl...

Страница 345: ...if different to the logbookvalues Tomaketheseadjustments useSafeFlightInstruments Corporation ForceApplicationKit P N1952 3 asfollows a Attachpositionbracketto lifttransducercavity b Attachpropergaug...

Страница 346: ...fierwill shutthe systemoff Thisconditioncorresponds to a maximum differentialof 5 offlap position A flapfaulttest switchisprovidedto checkcontrolcircuitryfor asymmetrical flap protection aswell as ope...

Страница 347: ...IPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Flaps continued VIEWB FWD DOWN FWD UP LIMIT SWITCH VIEWC VIEWD A A B C D WingFlapInstallation Figure 401 EFFECTIVITY 040 999 Jan 10 90 27 50...

Страница 348: ...anels 6 Removal of FlexibleActuatorShaft Figure 402 a Remove the centerfloorpanellocatedin the maincabinarea b Remove the rightor left rowof seatsandfloorpanelsaft of the mainspar c Removethe aft acce...

Страница 349: ...nced Trainer MAINTENANCE MANUAL A Flaps continued Down LmitSwitch Potentiometer Linkage Control Potentiometer AmplifierAdjustment andTest Points FlapSystem Functional Diagram Figure1 EFFECTIVITY 040 9...

Страница 350: ...1032C PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Flaps continued ShaftAssembly Selector Switch Indicator FlapPosition Motor LeftTransmission Assembly Postion Sender Assembly Motor S...

Страница 351: ...chmounting bracketandbushing Install thethrough boltandsecure d If workingwiththe left transmission connectthe flexibleactuatorshaft and safetywith MS20995C41 safety wire Attach therightflexible shaft...

Страница 352: ...ternal openings 6 Applya lubricant consisting of20 Aeroshell No 7grease and80 Mobile JetIIOiloran equivalent mixture tothewiper Install wiperandwiperblockontotheballnutandsecure with screws 7 Safetywi...

Страница 353: ...rication consisting of 20 Aeroshell No 7grease and80 MobilJetIIOil orequivalent mixture towormshaftandwormgear Rotate wormshaftwhile applying o Installball screwandtubeassemblythroughbearingandwormgea...

Страница 354: ...AL A Flaps continued PinDia divide by 2 0 164 0 328 ref X 0 164 Z Firstreading FirstMeasurement NOTE Should read0 750 ref A Second reading Front Bearing SecondMeasurement Third Measurement FlapTransmi...

Страница 355: ...sion W PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Flaps continued FrontBearing WormGear Subtract 0 001 0 002 for shimrequirement W K ANS FourthMeasurement FlapTransmission Measuremen...

Страница 356: ...morethan0 015inchthe wormgearandwormshaftmustbe replacedasa set Referto Figure602 13 Inspectionof OutboardWingFlapTransmission referto Figure601 The flaptransmissions are inspectedat the first 500 hou...

Страница 357: ...ng pliersto inboard transmission screwjack Donotforcepliers 1 Placeasix inch rulerperpendicular tobottom wingskin 2 Measurefreeplayfrom centerof flap transmissiondown approximately 3 inches Freeplay m...

Страница 358: ...Box a Installthe flap controlboxinthe instrument panel b Installthetwo screwsthat securethe controlbox c Connectthe electricalleads d Installthe knob 17 Removal of FlapControlAmplifier a Openaccessdoo...

Страница 359: ...NTS MUSTBE MADEWITHMOTORPOWEROFF All adjustments are madewithmotorcircuitbreakerpulledOFFandflaps in DOWNposition Adjustmentproceduresrequirespecialequipmentsuchas a digitalvoltmeterand flapriggingtoo...

Страница 360: ...CONTROL SYSTEM MUST BE OFF PULL FLAP CONTROL AND MOTOR CIRCUIT BREAKERS SET BATTERY MASTER SWITCH OFF AND DISCONNECT EXTERNAL POWER a Removeaccessplatesinfalse sparat wingstations42 50 53 00 92 50 an...

Страница 361: ...AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Flaps continued ACTUATOR ARM SKETCH B TOOL P N 71505 16 LH TOOL P N 71505 17 RH SKETCH A FlapRigging Figure 502 EFFECTIVITY 040 999 Feb1 98 27...

Страница 362: ...ttachingnutfingertight SafetywithMS20995 C32 wire 22 ElectricalRiggingProcedure a Removecoversfrom RT2and RT3onflapcontrolamplifier Ensurebothtrimmersare positionedfullyclockwise Insert30 ampfuse fort...

Страница 363: ...Voltagemustbe 0 05Vminimumand 0 15Vmaximum t Moveflapsto the DOWNposition u MeasureRC RL Voltagemustbe 0 05Vminimumand 0 30Vmaximum v MeasureRC RR Voltagemustbe 0 05Vminimumand 0 30Vmaximum NOTE Ifthe...

Страница 364: ...DOWNpositions Readjust trimmeras required d RecheckVLRandreadjustas necessary RT2couldrequirereadjustment e EnsureVL and VRare stillwithinlimitsof VCspecifiedand ensurepositionindicator agreeswithfla...

Страница 365: ...o RL RC to RR RC to RL VOLTAGE CHANGEBY MULTIPLY x VCL RC to RR VOLTAGE CHANGEBY MULTIPLY x VCR SAMEASSTEP1 0 03 V V V V V V V 2 V V 2 V ADD VCL STEP2 ADJUSTRT2 POT TO ADJUSTRLSHAFT RC RLVOLTAGE CHECK...

Страница 366: ...nd K2 If 27 5 voltsdoesnot existat drivemotor contactsof relaysK1or K2aredefective Replacedefective relays If drivemotoroperateswhenenergizingrelaysK1and K2locally problemexistsin eithercontrolbox lef...

Страница 367: ...Jan 10 90 28 40 00 11 Jan 10 90 28 10 00 8 Jan 10 90 28 40 00 12 Jan 10 90 28 10 00 9 Jan 10 90 28 40 00 13 Jan 10 90 28 10 00 10 Jan 10 90 28 40 00 14 Jan 10 90 28 10 00 11 Jan 10 90 28 40 00 15 Jan...

Страница 368: ...ningof FuelCells 14 Repairof FuelCells 15 Handlingof RepairMaterials 15 RepairLimitations of FuelCells 16 RepairPatch HeatCureMethod 19 RepairPatch AirCureMethod 21 RepairPatch QuickCureMethod 23 Seal...

Страница 369: ...rossfeedValve FuelFlowand PressureTest Jet PumpFlowCheck Cleaningof FuelFilterScreen 10 10 11 12 12 14 15 28 40 00 Indicating Descriptionand Operation FuelQuantityIndicatingSystem AutomaticFuelPumpSys...

Страница 370: ...fromthatwing smainfueltankthrough asubmerged fuelpump main feedline fuelshutoff valve fuelfilter themainengine driven fuelsupply pump andfuelcontrol unit containing another engine driven pump Thesubme...

Страница 371: ...alve Fuel Sender Unit Inbd FuelCell NOTE 1 Engine drivenboostpumpoperates anytimeengine gasgenerator N1 is turningandsupplies fueltothefuelcontrol unit 2 Submerged fuelpumpis usedtooperatethejettransf...

Страница 372: ...lamearrestors Thetiptankhasa ventwellassembly containing afloatvalve tiprelieftube andthemainvent lineconnected toit Thisventwellissealed fromthefuelstorage areainthetiptank except forthefloatvalveand...

Страница 373: ...Tank leak Locate andrepair ortighten Repair leak Fuelleakingfrom NACA vents Fullfueltanksandfuel expansion dueto exposure toheat Defuelaircraftor parkina shaded or coolerlocation Floatvalveinnacellet...

Страница 374: ...ithsoapandwarmwaterpriortostorage dryandplaceincontainer 2 Foldcellssmoothly andlightly aspossible withminimum number offolds Place protective wadding between folds 3 Wrapcellinmoisture proof paper an...

Страница 375: ...42 720 Advanced Trainer MAINTENANCE MANUAL A Storage continued BoltAssembly 6 Req TorqueBolt50 to 70in lbs TipTank lbs Plastic Tubing Bonding Strap VIEW B VIEW A TipTankInstallation Figure 401 Sheet 1...

Страница 376: ...n Sealant PR1422 A 2 for DomeNutSealingand LightningProtection SECTIONALVIEWB B NOTE If necessary thetiptankdomenutsmaybesealedbycoating theentire surfaceofthenutswithwithPR1422 A 2 sealant Thedomenut...

Страница 377: ...ate access hole Loosen anddisconnect clamps fromnipples and interconnecting tubes If replacement oftubesisnecessary remove fromwingby disconnecting eachtubeground strapfromsparandfromothertank f Onund...

Страница 378: ...ed Trainer MAINTENANCE MANUAL A Storage continued Gasket NOTE Lacinginthisareato bepulled tight and tiedoff aftersenderunitinstallation hasbeencompleted Inboard Main95 GallonFuelCell Figure 402 EFFECT...

Страница 379: ...FuelQuanititySensorAssembly PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Storage continued CoverPlate Outboard 40Gallon FuelCell Figure403 EFFECTIVITY 040 999 Jan 10 9028 10 00...

Страница 380: ...PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Storage continued FuelQuanitity SensorAssembly Bushing Assembly AftInboard33 GallonFuelCell Figure 404 EFFECTIVITY 040 999 28 10 00 PAGE9...

Страница 381: ...nsertthroughaccessopeningcell f Afterfittingcellintowing unrollcell andestablishpropersizingof cellto fit compartment g Fromeachend of cellcompartment feedcordthroughcellhangersand rib bushingsuntil c...

Страница 382: ...inoutboard fuelcellto inboard endof maininboard cell p Connect twocrossover tubesbetween maininboard andoutboard fuelcellsbyinserting tubes intonipples ineachcellandinstalling clamps frominsidecell To...

Страница 383: ...Step1 Step2 PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Storage continued Step 3 Step 4 Step5 Step6 Step7 FuelCellThreading Detail Figure406 EFFECTIVITY PAGE 12 Jan10 90 28 10 00...

Страница 384: ...M HYDROXIDE PROVIDE ADEQUATE VENTILATION TO MAINTAIN THECONCENTRATION OF AMMONIABELOWACCEPTABLE LEVELS REFERTO28 10 00 CHART801 3 Pourammoniaas suppliedon an absorbent cloth inthe ratioof 3cc 1teaspoo...

Страница 385: ...ttings forrubber deterioration byusingfingernail to attempt scraping rubber offmetalor nipple fitting Ifrubber isnotdeteriorated fingernail willglideacross rubber Ifdeterioration fingernail willdigint...

Страница 386: ...iringallowscellsto be curedand readyfor installationintwo hours Aircurerepairingrequiresthatthe cell notbe movedfor 72 hoursor longer Quickcurerepairingcanbe usedon cellsthat haveminordamageandcanbe r...

Страница 387: ...tside and insidepatches to repair seperations between outerplieslarger than1 0inches indiameter NOTE Slitsortearsarelimited to 6 0inches maximum inlength f Applyoutside patchonlyto external abraded or...

Страница 388: ...3 35721 1 heatcu C clamps Vaperproof light Sheers Electricmotor GROUPII MINIMUM EQUIPMENT C 250 ml Sheet6 in x 24 in min Sheet1 4 in x 12in x 12 in min 1in wide 1 4in x 6 in x 6 in min GROUPIIIMINIMU...

Страница 389: ...ide 6 inchx 9 inch wooden white 164T 4 ea 2 ea 9 ea 1 pr 1 ea NOTE All materialsrequiredto performautorizedrepairsareincludedinthe groupI and groupII repair kitsexceptfor cleanclothsand methylethyketo...

Страница 390: ...BUFFCELLSURFACE WITHCARETOAVOIDFURTHERDAMAGE e Buffcellsurfacesurrounding damagedareaas markedand contactsideof patchwithfine emeryclothto removegloss f Washcellandpatchsurfacestwo moretimesusinga cl...

Страница 391: ...uminumplatesmustbe largerthanpatch o Coveronesideofaluminum platewith0 25inchfabric backed airfoam fabric sideout Tape airfoam intoplace Ensure airfoam coversedges ofplateforprotection p Cuttwobackup...

Страница 392: ...ketone solvent d Center repair patchoverdamaged area Mark cell0 50inchbeyond patchinalldirections CAUTION BUFFCELLSURFACE WITHCARETO AVOIDFURTHERDAMAGE e Buffcellsurface surrounding damaged areaasmark...

Страница 393: ...tch NOTE Aluminum platesmustbelarger thanpatch o Coveronesideofaluminum platewith0 25inchfabric backed airfoam fabricsideout Tape airfoam intoplace Ensure airfoam covers edges ofplateforprotection p C...

Страница 394: ...ns usingaclothdampened withMEK c Center fabricpatchoverinjury Mark cell0 50inchbeyond patchinalldirections CAUTION BUFFFUELCELLWITHCARETO PREVENTDAMAGE BEYONDINJURYAND TO PROTECT CELLFABRIC REINFORCEM...

Страница 395: ...oving cellorexposing thecelltofuel m Check repairaftercuretimeto ensure cement iscured Ifsticky proceed asfollows 1 Remove repair patchandallcement 2 Repeat steps1thru12 Makesurecementisnotoutofdate n...

Страница 396: ...pull thecelllapopenwhilepeeling accessory off NOTE Removal oftheoldaccessory willprobably leaveanuneven cavityandsurface d Buffthecellsurface under theaccessory withemeryclothto smooth roughness andpr...

Страница 397: ...ment toeachsurface 4 Clamp andcure Eithermethod maybeused Seerepair patch 5 Trimlooseedges if lessthan1 8inchremains d Repair insideloose fittingflange asfollows 1 Bufftheedge of theflangeandthecontac...

Страница 398: ...ithinthe wingrootcavity Thecrossfeedvalveis mountedto a teefitting on the leftwingrib inthe leftrootcavityand is connectedin linewiththe leftfuelfeedline b FuelFilter referto 28 20 00 Figure 1 Fuelfil...

Страница 399: ...Advanced Trainer MAINTENANCE MANUAL A Distribution continued Vent Vapor Bleed Line SumpDrain Valve AntiSiphon Fier Cap Nacelle Fuel Tank FuelFeedandCrossfeed Installation Figure2 EFFECTIVITY 040 999 P...

Страница 400: ...CheckValveand WingFuelSystem Figure 3 PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Distribution continued FuelCell Connector VIEW B VIEW A EFFECTIVITY 040 999 28 20 00 PAGE 3...

Страница 401: ...ard maintank theauxiliary tankisthelowest partofthesystem andrequires ameans oftransferring fuelto anengine feedareaoncethefuellevelhas decreased below theinterconnecting tubelevel Thejettransfer pump...

Страница 402: ...nickor damageball Cleanasnecessary I Withrollpin removed from shaft pushcontrolshaftintovalvebodyand remove m RemoveO ringfrom shaftandcleanO ring n Removeotherseal O ring wavewasher andspacer o Thoro...

Страница 403: ...RAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCEMANUAL A Distribution continued Open Position Closed Position Shut Off Valve SeeNote DukesFuelValve Crossfeed andShutoff Figure301 EFFECTIVITY 040 999 2...

Страница 404: ...uring elbowinposition c Carefully remove elbow checkvalve andreplace O ringif necessary d Slide apieceof 0 02inchsafety wirethrough elbowendof canister toothersideandputa 1 16inchorlessbendatendofwire...

Страница 405: ...depending onvalvebeinginstalled b Connect proper fuellinesto valve Connect control cableto actuator armwithattaching hardware c Check valveandendfittings forleaksbyfillingtankwithfuel d Installlower...

Страница 406: ...lter e Turnfuel shutoffvalveon anddepressfuelfilterbowldrainvalveuntilsteadyflowof fuelexists Releasehandleand checkfor leakswherefilterbowlassemblyscrewsintoheadassembly andwheretwofuel linesand filt...

Страница 407: ...RENCHMUSTBEUSEDTO BACKUP EACHTANKCONNECTION TO PREVENTNYLONFITTINGFROMTURNING IF FITTINGTURNS INTERNAL WIRECONNECTION WILLBREAK NECESSITATING PUMPREPLACEMENT d In wingrootcavity backup anddisconnectel...

Страница 408: ...opon valve body c Gapbetween control leverandstopmustbe0 10 0 20inch If not proceed tostep4 d Disconnect control cableatactuator arm Loosen jamnutatclevisfitting e Place shutoff valveactuator armfirml...

Страница 409: ...haircraft fuelpressure gauges read0psi 3 Turncrossfeed valveoff andleftandrightfirewallshutoff valveson Close testrig regulating valveandturnrightsubmerged fuelpumpon 4 Ensure fuelpressure gaugereads0...

Страница 410: ...1 2 Forrightengine a Turncrossfeed valveoff andturnrightfirewall shutoff valveandrightsubmerged fuel pumpon b Adjust flowmeter reading to500pph Fuelpressure mustreadminimum 17psig c Ensure aircraft fu...

Страница 411: ...ortubing Connectlineto jet pump andwhilekeepingfree end24 inchesabovejet pumpoutlet routelineout or neardoor Connectcontrolon offvalveto freeend of line d Withfirewallshutoffvalveclosed off add at lea...

Страница 412: ...dlefuelquantityindicator mountedonthe copilotside abovethecontrolwheel hasitsown ac inverterto powerthecapacitanceprobesystems Electricalpowerforthe entire systemis suppliedfromthe 28 Vdcaircraftpower...

Страница 413: ...PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Indicating continued Outboard MainTank FuelCapacitance Probe Installations Figure1 EFFECTIVITY 040 999 28 40 00 Jan 10 90...

Страница 414: ...y Faultyfuel pressuregaugeor transducer MotivePortinJetTransfer pump clogged InletPortscreenclogged Frictionin metermovement causedby dirtor improper alignmentof meterpointer Metermovement coilis open...

Страница 415: ...d CHART 1 FAULTISOLATION FUELSYSTEM Sheet2 of 2 Fault Cause Remedy Zeroindication of Fuel Quantity Indicator is outoftolerance Meterpointer outof balance Internal mechanical adjustment of meter notset...

Страница 416: ...gStation102 0 2 Ensureenoughfuelis drainedfromsystemto preventspillover 3 Removeaccesscovernextto filler cap 4 Disconnectandtag or markleadsto facilitatereconnection 5 Removescrewsattachingprobesensor...

Страница 417: ...0 1 Carefully install probesensor andgasket Installscrews attaching probesensor tofuel cell 2 Connect leads toprobesensor Ensure marked ortagged leads areconnected properly 3 Installaccess covers prev...

Страница 418: ...s equipment section ofpartscatalog for correct partnumbers NOTE Analternate interface harness Ragen P N89 2241 maybeusedforthis calibration checkwithout theuseoftheadapter harnesses asmentioned above...

Страница 419: ...rness TestBox L Wing or R Wing Adapter TestHarness L Wing AdapterTestHarness Individual FuelProbe R Wing Test Harness E344 FuelQuanitity Indicator I MainFuselage Harness E344 J2 J1 E344 FuelCalibratio...

Страница 420: ...S switchoninterface harness toMEAS position 13 Setswitches onfuelcalibration testsetasfollows a SetMEASINT MEASEXTswitchto MEASEXTposition b SetNORM CAL switchto NORMposition 14 Checkgauge onfuelcalib...

Страница 421: ...in harness 16 Add3 gallonsof fuelat tiptankfiller point Wait15 minutesfor fuelto settleinthe wing 17 Setbothinterfaceharnessswitchesto NORMposition 18 Setfuel quantityindicatorto read0 lbsby adjusting...

Страница 422: ...01 TANKUNITCAPACITANCE DRY Piper Part No RagenPart Capacitance pF Number 07545 07 76 161 6 17 66 07545 02 76 161 1 20 65 07545 03 76 161 2 18 42 07545 04 76 161 3 31 60 07545 06 76 161 5 59 63 07545 0...

Страница 423: ...t b WetCalibrationProcedure CAUTION ENSURETHATTHEWEIGHTOFTHE FUELISACCURATE BEFORE ADJUSTING FUELQUANTITYINDICATOR EXAMPLE 300 U S GALLONS OFJET AFUELAT75 FWILLWEIGH2000LBS WHILE305 U S GALLONS OFJET...

Страница 424: ...AN S TEST SET BARFIELD 2548 G GA S N PROCEDURE L L SIDE R SIDE DRY 3 GAL SIDE ADJ LOW SYSTEM CAPACITANCE SIMULATE 1870 LBS ADJUST HIGH 500 LB OF FUEL 1000 LB OF FUEL 1500 LB OF FUEL FULL OR 2000 LB OF...

Страница 425: ...st Sensor Test 36 I Convenient I Insulated Surface 6 1 70 Dia NOTE 1 Dimensions Approximate 2 BoxhasOnly5SidesasShown 3 UnderTestConditions Box Mustbe Insulated fromGtoundwithGround PostConnectedto Sh...

Страница 426: ...veofsystem notbeingtested Opencrossfeed valve 2 Turnonbattery master switch Placepump switchofsystem beingtestedinautoposition 3 Turnonopposite fuelpumpuntilfuelpressure risesabove 20psiandshutpumpoff...

Страница 427: ...10 90 29 10 00 9 Jan 10 90 29 10 00 10 Jan 10 90 29 10 00 11 Jan 10 90 29 10 00 12 Jan 10 90 29 10 00 13 Jan10 90 29 10 00 14 Jan10 90 29 10 00 15 Jan10 90 29 10 00 16 Jan10 90 29 10 00 17 Jan10 90 2...

Страница 428: ...ack 8 Disassembly of PowerPack 11 Assemblyof PowerPack 11 Cleaning Inspectionand Repairof PowerPack 14 Assemblyof Reservoir 14 TestingReservoirfor Leakage 14 Disassembly of Manifold 14 Assemblyof Mani...

Страница 429: ...ment of DoorSolenoid Valve 25 Disassembly of TimeDelay CheckValve 26 Assembly ofTimeDelay Check Valve 26 Installation andAdjustment of Inboard GearDoors Switch 26 PowerPackBenchTestAdjustment 26 Bleed...

Страница 430: ...failure thedoorsolenoid valveinthepower packmoves spring pressure to OPEN doorposition andremains inthatposition Doors willnotopenuntilselector leverismoved to geardown position andgearextension cycl...

Страница 431: ...ated lock located behind theinstrument panelaspartoftheselector assembly prevents leverfrombeinginadvertently moved totheupposition whiletheairplane isonthe groundorinflightbelow100 4 KIAS Tocycletheg...

Страница 432: ...inepump Repl inoperative Lowpumppressure Repl ns Cable lineorobstruction Chec restrictingthetravel obstr required to fullyselect gearup ordown Selectorleverout of Adju adjustment Ifgearcompletes cycle...

Страница 433: ...wn Checkfor loosewireor mounting or bentbracket Doors comeopenin flight Note Refer to32 00 00 FaultIsolation Landing Gear Chart1 Microswitch onpower packoutofadjustment Adjustmicroswitch Door solenoid...

Страница 434: ...ngPressure HandPumpCheckValveCrackingPressure LandingGearPositionRelease TimeDelayValve HydraulicFluidRequired WeightDry PowerPack HydraulicFluidFlowRate BothPumpsOperating ReservoirOperatingFluidLeve...

Страница 435: ...ingoperation powerpackoperatingpressurechecksand adjustments etc all performedwithoutoperatingengines The unitconsistsof an electric motordrivenhydraulicpump bypassvalve fluidreservoir filter pressure...

Страница 436: ...SelectorValve Spring Return PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Main continued ShuttleValve MainGear Un LockActuator Cylinder Actuator Nose Gear ShuttleValve NoseGear Valve S...

Страница 437: ...inued Horn Relay LimitSwitch Up MainGear LimitSwitch Left Down MainGear LimitSwitch Right NOTES 1 Gearisshowndownandlocked doorsclosed andselectorhandleindownneutral poweron 2 Poweron doorsclosed Powe...

Страница 438: ...tunitbypassvalveopen c Starttestunit pumpmotor d Placegearselectorhandlein UPor DOWNposition Slowlyclosebypassvalveuntilsystem pressurehasreachedthat specifiedin29 00 00 Chart2 e Operategearusinglandi...

Страница 439: ...of air Thefollowingprocedure will purgeair fromsystemand fill reservoir a Placeairplaneon jacks referto 7 10 00 b Cyclelandinggearthroughtwo complete cycles c Excessive foaminreservoirindicatesa possi...

Страница 440: ...ryslowlyuntilhandletripsbackto neutral Ensuregaugepressure readingscomplywiththosein 29 00 00 Chart2 when handleistrippedto neutral Allowtime for timedelayvalveto open j Adjusthandlerelease if require...

Страница 441: ...5 2100psi indicatedin 29 00 00 Chart2 e Adjustmentof powerpack handpumpreliefvalveiscompletedwithpowerpackinstalledin airplane Removecoverand drainfluidto gainaccessto adjustingscrew f Openbypassvalve...

Страница 442: ...drainpluginstalled insideaccessopeningbehindhydrauliccomponents cover Connectfluid linefrom fittingto container raiseleverto openvalveanddrainreservoir c Disconnectelectricalconnectorat forwardendof p...

Страница 443: ...5 PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Main continued PowerPackInstallation Figure401 EFFECTIVITY 040 999 0 PAGE 9 29 10 00 Jan10 90...

Страница 444: ...ner MAINTENANCE MANUAL A Main continued 1 DrainFitting 2 MainReliefValve 3 PriorityValve 4 Filter Hand PumpSuction PumpReliefValve TimeDelayCheckValve Locationof PowerPackComponents Figure402 EFFECTIV...

Страница 445: ...ddoorsolenoidelectricalwiresfromterminalblock h Removefour boltsattachingmanifoldassembly Separatemanifoldassemblyfrom power pack beingsurenot to losetransfersleevesbetweenmanifoldandpowerpack Figure4...

Страница 446: ...pet seat 7 arematched partsandmustbe replaced asanassembly PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Main continued 36 0 55 56 57 Hydraulic PowerPack Figure 403 Sheet1of2 EFFECTIVIT...

Страница 447: ...lePlate 48 O Ring 49 Reservoir 50 O Ring 51 Hand PumpSuction Filter 52 SnapRing 53 Filter HandPump 54 Hand PumpRelief Valve 55 AdjustingScrew 56 Spring 57 Stem 58 Body Secondary ReliefValve 59 Ball 60...

Страница 448: ...ratehandpumpuntilreservoiris completelyfull Indicatedbyfluidcomingoutof ventfitting c Capreservoirventfitting d Operatetest handpumpto raisepressurein reservoiruntilpressuregaugeindicatesmaximum 50 ps...

Страница 449: ...g 4 O Ring 5 Screw 6 TransferValve 7 Sleeve Transfer 8 O Ring Sleeve 9 Door SelectorSpool 10 Spool DoorSelector 11 Door SolenoidValveAssembly 12 Solenoid Door 13 O Ring Solenoid 14 Spring PlungerRetur...

Страница 450: ...tor spoolintomanifold fromlanding gearhandle endof manifold Insert onlyuntil selector spooltaperisprotruding approximately 0 06inchoutmanifold end NOTE Ifselector spoolisnotprotruding approximately 0...

Страница 451: ...MS28775 010 on bottomof plungerand O ring MS28775 008 ontop of plunger f Installplungerand lubricatedspringintomanifold g Lubricate threadsof retainer installintomanifold torqueto 25 inch pounds ands...

Страница 452: ...ar MS20995C41 SafetyWire A Main continued 5 CamDetent 11 Lockwire 9 Arm 8 Pin 1 CamSwitch View A 6 ShaftInput Detent ShaftInputAssembly 7 ReturnCam Power Pack Handle Release Mechanism Figure 406 Safet...

Страница 453: ...tdetentposition c Rotateinputshaftto neutralposition bringinginputshaftreturncamto horizontalposition d Holdinputshaftreturncamin horizontal neutral positionbyinserting0 125inchdiameterdrill orpunchth...

Страница 454: ...lecenterline at knobcenterline isrequired to movehandle fromdetentbacktoneutral position Tocheckoperation ofgearselector handle mechanism placeairplane onjacks refer to 7 10 00 andoperate gearselector...

Страница 455: ...le inupor down position andindetent aforceof3 1 2to 6pounds applied perpendicular to handle centerline at knobcenterline isrequired to movehandle fromdetent d Position control armonpower packinNEUTRAL...

Страница 456: ...ottomand springintoreliefvalvebody Securewithadjustingscrew Adjustingscrew providesadjustmentof mainreliefvalveandmustbe installedflush 33 Adjustmentof MainReliefValve Figure403 Item1 a Withinputshaft...

Страница 457: ...ssembly of DoorVentValve Figure403 Item26 a Removeadjustingscrewfromtop of retainer b Removeventvalvebodyfrompowerpackbody c Removespringandstem d Cutwire and removeretainerfromventvalvebody e RemoveO...

Страница 458: ...kupringandO ringonfitting d Installvalveassembly inbody Torque to 55inch pounds 48 Disassembly of HandPumpRelief Valve Figure 403 Item51 a Remove adjusting screwattopofhandpumpreliefvalve b Remove han...

Страница 459: ...umpSuctionScreen Figure403 Item48 a Installfilterintopowerpackbody Securewithsnapring 53 Adjustmentof DoorSolenoidValve Figure404 Item11 a Removecapsfromdooropenand doorclosefittingson powerpack b Con...

Страница 460: ...block Figure 403 Secure to solenoid with plasticstrap NOTE Electrical wiresarecolorcoded andmustbematched whenreinstalling wires e Installplungers springs andbuttonintohandle release bodies Retain wi...

Страница 461: ...htenedsoO ringsealsareon non threaded portionof fitting 60 Removal andInstallation ofHydraulic Filters Thehydraulic filters located onlower rightforward sideofeachengine firewall areremoved as follows...

Страница 462: ...nds Againselect downposition andcheckhandle return time c Shutengine downandrepeat preceding steps forotherengine d Ifselector handle doesnotreturntoneutral duringoperation checkforonepump butdoes ret...

Страница 463: ...enterplate to drivesideforproper reassembly CAUTION DONOTUSESCREWDRIVER ORSHARPTOOLTOSEPARATE PARTS DURINGDISASSEMBLY c Remove foursocket head capscrews securing rearside centerplate anddriveside Scre...

Страница 464: ...PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Main continued 10 Center PlateAssembly Hydraulic Pump Figure 410 EFFECTIVITY 040 999 PAGE 30 29 10 00 Jan 10 90...

Страница 465: ...e socket head capscrews andlocknut to60inch pounds m Whenpumpisassembled turndriveshaftbyhandandensure pumpturns freely Ifsticking or binding exist disassemble pump anddetermine problem Donotapplypowe...

Страница 466: ...hsides DriveSide Visuallyinspectlapped surfacefor scratchesor scoring Lapsurface to remove any scratches Ifdeepscratches exist replace part SecondaryShaft Inspect shaftfordeep scratches inbearing area...

Страница 467: ...606 intolines d Onebyone removecapsfromfirewallfittingsandconnectappropriatelineto fitting Do not spillhydraulicfluid previouslyput in lines e Afteroperatingengine checkhookupfor leaks 70 HandPump Eme...

Страница 468: ...30 Stop PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Main continued Handle Assembly 26 22 Screw 20 1 SnapRing HandPump Figure411 EFFECTIVITY 040 999 PAGE 34 29 10 00 Jan 10 90...

Страница 469: ...nkandInstall quickclickpin I Lubricate O ringandinstall onseat m Install spring ball andlubricated seatintopumpbodysuction port Secure withsnapring 73 Cleaning Inspection andRepair ofHandPump a Clean...

Страница 470: ...LIEFVALVE HANDPUMPMUSTBE OPERATED VERYSLOWLYASPRESSUREISINCREASED IF OPERATED RAPIDLY DAMAGE TO VALVECANOCCUR ASAIR WILLSLAMPARTS AGAINSTEACHOTHER e Ensure maximum gaugecomplies withthosein29 00 00 Ch...

Страница 471: ...ERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Main continued SafetyWire 6 RodEnd 6 BackUp 7 EndCap 3 GT Ring 8 GT Ring GearActuatingCylinder NoseGear Figure413 EFFECTIVITY 040 999 29 10 0...

Страница 472: ...n 10 90 30 60 00 13 Jan 10 90 30 10 00 10 Jan 10 90 30 60 00 14 Jan 10 90 30 10 00 11 Jan 10 90 30 60 00 15 Jan 10 90 30 10 00 12 Jan 10 90 30 60 00 16 Jan 10 90 30 10 00 13 Jan 10 90 30 60 00 17 Jan...

Страница 473: ...ing 15 SurfaceScuffs 15 DeepScuffThroughNeopreneSurface 15 Holesor TearsThroughSurfaceSideof TubeArea 19 Holesor TearsThroughBacksideof TubeArea 19 Holesor TearsThroughTwoSides 19 HolesThroughDeicerEx...

Страница 474: ...andArmRemoval 2 WiperBladeandArmInstallation 2 WiperBladeandArmAdjustment 2 30 60 00 Propellers 1 Description andOperation 1 Maintenance Practices 1 Deicer System Operational Check 1 Using theAmmeter...

Страница 475: ...00 continued Propellers continued Installationof PropellerDeicerStrapsandWireHarness Balancing FinalElectrical Check OtherComponents PowerControland Relays Removalof the PowerControlRelays Installatio...

Страница 476: ...eiceoperation Theoutboardwingdeicebootswill be referredto asthe A bootsandtheircontrollingdeicevalveas the A deicevalve The inboardwingdeicebootsandthe horizontalandverticalstabilizerdeiceboots will b...

Страница 477: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Airfoil Description and Operation continued Surface Deice Schematic Figure 1 EFFECTIVITY 040 999 30 10 00 Jan 10 90...

Страница 478: ...Check for stickingpoppet Clean Blowout linesandinspect connections Makeair leakagetest Deicersinflateslowly Inflationtime 6 5 seconds Linespartially blocked or notconnected securely Blowout linesandi...

Страница 479: ...EUMATIC AIRFOIL DEICER SYSTEM Fault Cause Remedy Deicers deflate slowly Pressure regulator settoo low Readjust pressure regulator Linespartiallyblocked Overboard linefrom controlvalvepartially blocked...

Страница 480: ...tch If testequipment doesnot indicatecompletecircuit completethefollowingchecks a Checkcircuitfromtimerto valveconnector to ground b Replacetimer referto PA 42 720 Advanced Trainer PartsCatalog 2 Usea...

Страница 481: ...cator light on copilot circuit breaker panel comes on at 15 1 psig Replace pressure switch by removing turtleback cowl on left nacelle i Release system pressure Remove test apparatus j Reconnect syste...

Страница 482: ...ator exposing adjustmentscrew 3 Loosenjam nuton screwand rotatescrewclockwiseto increasepressure counterclockwise to decreasepressure 4 Lockscrewinpositionwithjamnut 5 Reinstallplasticventcapon regula...

Страница 483: ...5seconds See Outboard Wings Inboard WingsandEmpennage section CHART 2 OPERATING PRESSURES Recommended OperatingPressure PSIG 18 TestPressure PSIG MIN 16 MAX 20 8 100 HourInspection Ateach100 hour ins...

Страница 484: ...nairplane orvulcanized whenboot istakenoffairplane a ColdRepair NOTE Materialsand suppliesrequiredforcold repairsarelistedin Chart3 1 ScuffDamage Repairs areonlynecessary whenscuffissevereandentirethi...

Страница 485: ...eparticles withsolvent andrag b Cutpieceofsurface plymaterial P N74 451 23 to extend atleast1inchinall directions pastdamage c Maskoffdamaged bootarea1 2 inch larger inlength andwidththanthesizeof sur...

Страница 486: ...No 4 Cement patching only CementBrushI j2 in 1 8in SteelStitcher EmeryBuffingSticks BuffingShield Thiscement willgivebestresults withthepatches inthiskit Thefollowingitemsmaybe procuredfromthe B F Goo...

Страница 487: ...n ofdeicer f largepartsofdeicerstretch area arecracked orchecked to adepthofover0 005inch donotrepair Deicers withslightchecks instretchareacanbecoated withconductive cement Ifchecking isdeepbutrestri...

Страница 488: ...ecementshavean extendedshelflife if keptunderrefrigeration from0 to 40 F CHART5 EQUIPMENT FORVULCANIZED REPAIRS PartNo Description Qty 74 451 B 74 451 B 2 74 451 B 3 74 451 B 4 74 451 40 74 451 41 74...

Страница 489: ...efollowing steps 1 Before starting vulcanized repair thoroughly cleanlargeareasurrounding damaged portion anddamage portion of grease dirt ortalc Useneutral soapandwatersolution rinseclean anddrywithc...

Страница 490: ...y thoroughly 5 Placemetalcuringsheetoverhollandand clampheatingelementinplace Ensuremetal curingplateis at least 1 inchlargeroverallthanheatingplate Handtightenheaterfirmly 6 Curefull allottedtimefor...

Страница 491: ...INTENANCE MANUAL A Airfoil DescriptionandOperation continued Markingand CuttingScuff Figure801 RoutingScuff Figure802 BuffingEdgeof Repair Figure803 HoleThrough Surface ofTube Figure 804 EFFECTIVITY 0...

Страница 492: ...ENANCE MANUAL A Airfoil DescriptionandOperation continued Rotatingto TubeFabric Figure805 CuttingSurfaceof Tube Figure806 Cementing Buffed AreaandPatch Figure 807 EFFECTIVITY 040 999 Applyingand Stitc...

Страница 493: ...ner MAINTENANCE MANUAL A Airfoil Description andOperation continued PlacingandStitchingGum Figure809 RemovingTrappedAir Figure810 Masking Repair Figure 811 Applying Neoprene Putty Figure 812 EFFECTIVI...

Страница 494: ...gh Backside ofTubeArea 1 Routeoff coatingdownto fabricat least3 4 inchbeyondcut washentirebuffedareaand cement 2 Cut fabricpatch wash cement applyfabricpatch and stitch Removetrappedare using hypoderm...

Страница 495: ...adunder deicers withsealing compound EC 801 4 Remove sumpplugsfromairconnection grommets Remove sections ofdopedfabric usedtocovertheairconnection holes ifnecessary Drawoutendsofnon kink hose section...

Страница 496: ...llelto inflatabletubes Roll edgeswith narrowstitcher roller CAUTION AVOIDEXCESSIVE SOAKINGORRUBBINGOF CEMENT WHICHCOULD REMOVE CEMENTFROMSURFACE 5 Removeall maskingtapeandclean surfacescarefullywithME...

Страница 497: ...IPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Airfoil Description andOperation continued Pneumatic BootandFlowStripLocations Figure3 Sheet1 of2 EFFECTIVITY 040 999 Jan 30 10 00 Jan 10 9...

Страница 498: ...0 AdvancedTrainer MAINTENANCE MANUAL A Airfoil DescriptionandOperation continued 11 Installation continued WingLeading Edge Centerline FlowStrip Pneumatic BootandFlowStripLocations Figure3 Sheet2 of 2...

Страница 499: ...tionor until adhesionstrengthof 8 10poundsisobtained 12 Maintenance Cleandeicers withmildsoapandwatersolution Incoldweather washbootsinwarmhanger if possible Ifcleaning isdoneoutdoors useheated soapan...

Страница 500: ...warmhanger andposition bootsinlinewithoneormore blastheaters Complete resurfacing before otherworkto allowtimefornewcoattocure 1 Cleandeicer thoroughly withIsopropyl Acetate 2 Roughen entiresurface of...

Страница 501: ...o deicingsystemare listedinChart1 alongwithprobablecausesandsuggested remedies CHART 1 Sheet 1 of 5 FAULT ISOLATION ENGINE DEICING SYSTEM Fault Cause Remedy Ammetershowszero current All4 phases of the...

Страница 502: ...f deicer leadandslipring lead Ifnovoltage find andcorrect breakinwiring withinbrushblockorno contact of brush to slipring Ifvoltage isfoundatdeicer leads locate andfixbreak fromdeicer to ground Ammete...

Страница 503: ...and out of ammeter If lowor zerooutputandinput satisfactory replace ammeter If novoltage to ammeter locateand fix breakbetweenswitch andammeter Groundbetweenammeter and timer Disconnect harnessat tim...

Страница 504: ...ortcircuit insystem Testtimer Iftimerdoesnot cyclewithvoltageat PinB replacetimerbut be sure shortcausingoriginalfailure hasbeenlocateandcorrected Ammeterflicksbetween 34 secondphaseperiods Looseconne...

Страница 505: ...replacethe switch Relocateat least8 inches awayfrom inputwiringto radioequipment Cyclingsequencenot correct Rapidbrushwearor frequentbreakage Crossedconnections Brushblockout alignment Checksystemwir...

Страница 506: ...cer phase begins CAUTION DONOTHOLDCONNECTION SODEICERBECOMESTOOHOTTO TOUCH NOTE Thetimeronlyoperates aslongastheground testswitch isactivated d Temperature riseofthebootsmustbenoticeable Iflocalhotspo...

Страница 507: ...Checkof InletDeicers Ammeter ForReferenceOnly Wiring Diagram LeftPropellerand EngineAir InletLip DeicingSystem Figure 1 ForReference Only Ammeter WiringDiagram RightPropellerand EngineAirInletLipDeici...

Страница 508: ...ont 28 0 1 0 ZoneA SheddingArea I SheddingArea 34 ON 25 5 ZoneB 102 OFF 1 1 SheddingAreaII SheddingArea 34 ON 25 5 D EngineAirInletIceProtectionSystem 1 Removalof IceDeflectorDoorTransmission Figure40...

Страница 509: ...ced Trainer MAINTENANCE MANUAL D Engine Air Inlet Ice Protection System continued 12 BypassDoorAssembly 11 Hinge 10 Bolt Washer BushingandNut 9 RodAssembly 8 Pin 7 LimitSwitches MountingBracket 12 VIE...

Страница 510: ...ErosionCoat PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL D EngineAir InletIceProtectionSystem continued A A ZoneB 3 Shedding Area ZoneC I EngineAir InletLipAssembly Figure402 EFFECTIVITY...

Страница 511: ...ndsleeve Applycoatingof AircraftActuatorGrease MIL G 23827 to transmission shaft f Repacktransmission if disassembled 75 percentfull withDukesgrease P N2196 74 1 4 Adjustmentof EngineIce Protection Sy...

Страница 512: ...Windshield WiperMechanism Windshield wipersarestandardequipmenton leftand rightwindshield Tooperatewindshield wipers turn switchon lowerrightsideof instrumentpanelto HIGHor LOWposition Whenturning wi...

Страница 513: ...nwiperswitch momentarily to PARK position c WiperBlade andArmRemoval Figure 401 1 Cutlockwire atboltsecuring armtoserrated converter shaft remove bolt 2 Loosen adjustment nutto relievearmtension Remov...

Страница 514: ...Centered Under Arm WireWrappedAroundNut WireWrapped AroundArm WiperBlade TvoicalWindshield WiperBlade 10 Bolt Washer Nut 7 WiperShaftCover 6 Converter 10 Bolt Washer Nut 9 Wiper Mounting Bracket 4 Dri...

Страница 515: ...tat plugandgroundlead disconnect f Plugauxiliarypowerin turndeicerswitchon andcheckoperationof icedeflectordoor underneath air inletscreenby lookingbackthroughair inlet anddowneachengineside Also chec...

Страница 516: ...ocheckvoltages orcontinuity 3 HelpfulTips a If ammeterreadingdropsto one thirdnormalcurrent one heatercircuitis open b Excesscurrentreadingon ammeteralwaysindicatespowerleadisshortedto ground Locate a...

Страница 517: ...ee30 20 00 Chart1forfault isolation d Ensure allclamps clips mountings andelectrical connections aretight Check forloose broken ormissing safety wire e Check deicer bootsforwrinkled loose torn orcutar...

Страница 518: ...act Figure509 If incorrect loosenmounting screws twist block andensureproperclearancelimitswhentightening CAUTION DONOTHOLDGROUNDTESTSWITCHON FORANYLENGTHOFTIME WHICHCOULDCAUSEOVERHEATING h Operate de...

Страница 519: ...ure503 7 Replacement Of Brushes WARNING USEONLYB F GOODRICH BRUSHES DONOTSEPARATE UNITSWHEN REPLACING BRUSHES FAILURE TO FOLLOW THESEINSTRUCTIONS MAY RESULTINFAILUREOFTHE DEICERUNIT NOTE It is notnece...

Страница 520: ...16inchoftheendofthebarewire as shown 2 Installringterminal sotheendoftheinsulating tubingispositioned inside theinsulated jacketoftheterminal sonobarewireisexposed 3 Crimpterminal inplacewithrecommend...

Страница 521: ...shes arereplaced a Notedirection ofslipringrotation b Place template against faceofbrushassembly c Slide brushassembly forward untiltemplate meets sliprings CAUTION SLIDELOADSONBRUSHESSHOULDBEAVOIDED...

Страница 522: ...n Angle ResultsCausedBy AllowingTooGreatOf A Distance Between BrushHousingAnd SlipRings CorrectFore Aft Alignment IncorrectAlignment ModularBrushAssemblyAdjustment Figure509 9 BrushModuleReplacement M...

Страница 523: ...between starwasher andhousing d Reconnect aircraft wireharness andensure adjacent ringterminals arenottouching e Install assembly ontheaircraft andcheckalignment 1 BrushModule Assembly 2 NylonSpacer 3...

Страница 524: ...liprings 6 Ensure minimum distance forrefacing slipringassemblies isnotlessthan1 160inch between copper surfaces andlegsof assembly NOTE Ifsolder orbrazeconnection onunderside ofslipringisexposed whil...

Страница 525: ...0 020inchthickrubberabout1 4inchlargeron allsidesof repairarea Ensureprotectivepaperison cementedsideand applymaskingtapeon opensideto preventpatchfromcurlingascementdries Stripoff protectivepaperand...

Страница 526: ...n of Surface Priorto Installation of Deicer Preparepropellerbladesurfacefor properdeicerbootsinstallationasfollows PropellerBladeProtection 1 Markandcut maskingtapesamesizeas propellerdeicerincludingf...

Страница 527: ...CE MANUAL B Maintenance Practices continued 11 DeicerBoots continued e Preparation of SurfacePriorto Installation of Deicer continued CenterLine r Pattern Masking Tape PropellerDeicerInstallation Figu...

Страница 528: ...apetoedges of glazed sidebeforeapplying cement to unglazed side Remove tapebeforeinstalling deicer 4 Applyevenbrushcoatof EC1300L or EC1403 cement oncleaned surface of propeller bladeimmediately after...

Страница 529: ...SEMETALSTITCHERONDEICERBODYTOAVOID DAMAGING RESISTANCE WIRES 3 Applyoneevenbrushcoatof sealeraroundedgesof installeddeicer 4 Removemaskingtapefrom bladeimmediately afterapplyingsealer 5 Allowcementto...

Страница 530: ...wfiller to dryfor 6 hours 7 Applynewmarkingtapeapproximately 0 125inchbeyondfillerto allowapplicationof sealerdirectlyto mountingsurface Applyoneevenbrushcoatof 82 076 1 2sealer orC 19861 C16176 paint...

Страница 531: ...ingasfollows 1 Removebrushblockand disconnect timerand enginewire harnessat convenientlocation or retractbrushes Slipsheetof paperbetweenbrushesand sliprings NOTE Resistance valuesbelowapplyonlyto dei...

Страница 532: ...26ohms 5 Reconnect disconnectedcircuitsand removeanypapershims j Installationof PropellerDeicerStrapsand WireHarness 1 Fasten deicerleadstripto bulkhead 2 Attach deicerstrap to studsonspinner bulkhea...

Страница 533: ...er or switches If inoperative replace components withproperparts Forotherrepairor maintenance problemsnotcoveredinthis manual inquireat Aerospaceand DefenseProductsDivisionofthe B F GoodrichCompany Ak...

Страница 534: ...ractices continued 11 Deicer Boots continued ViewA ViewB DeicerPowerControlRelays LEACHRELAYCOMPANY KC D4A PropellerDeicerTimer B F GOODRICH 3E1150 12 AftOfFirewall Forward OfFirewall PowerControlRela...

Страница 535: ...randwithdeicerswitchon checkvoltagefrompin B of harnessplugto ground If no systemvoltageexists faultis notwithtimer If system voltageexistsat pin B checkgroundcircuitfrompinG to groundusingohmmeter If...

Страница 536: ...CONTENTS 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 31 50 00 CHAPTER DATE SECTION PAGE 1 2 3 4 5 6 7 8 9 10 11 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Ja...

Страница 537: ...of Annuncitator Panel Removal ofAnnunciator Controller Installation ofAnnunciator Controller EFFECTIVITY 040 999 PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL CHAPTER31 INDICATING RECORDI...

Страница 538: ...ing lightstrings enginefire indicatinglights a controller computer a horn and actuatingcomponents inthe affectedsystemsofthe aircraft Components are alsoincorporated for testingthe operationof the ann...

Страница 539: ...ns indicator lightbulbsthataregrouped together andextendacross upper centerportion of instrument panelbelowglareshield Figures 1and401 Theannunciator controller issecured to instrument panelsupport br...

Страница 540: ...nnect annunciator panelconnectors c Removescrewssecuringannunciator panelto glareshield Removeannunciator panel 2 Installation of AnnunciatorPanel Figure401 a Placeannunciator panelintopositionon glar...

Страница 541: ...elsupport assembly Secure with screws b Attachelectrical connectors to annunciator controller c Placecenterpanelintoposition Secure withscrews Remove FourScrews ForAccess To Grimes PartNumber For Annu...

Страница 542: ...r Hot CabinPress BaggageDoor CabinDoor L EngineFire R EngineFire ECSOvertemp L IceDoor R FireExt Inop L FireExt Inop R IceDoor G H J K L M L FuelFilter R Ign On L ChipDetect L Grnd Bleed L Ign On R Ch...

Страница 543: ...Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Red Master Warning Re...

Страница 544: ...er Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Amber Advisory Advisory Amber Advisory Amber Advisory...

Страница 545: ...ispartoffireextinguisher switch EngineFireExtinguisher Inoperative Annunciation Disconnect wire E36M from left fire extinguisher E36L for right fire extin guisher Ensurerespectivefire extinguisherligh...

Страница 546: ...nDoorAnnunciation FuelHeatAnnunciation Disconnectwire P11C 20in battery compartment Battery hot light and masterwarninghornlight mustcomeon Reconnectwire and lightmustgo out Openbaggage door Baggage d...

Страница 547: ...trim circuit breaker onlefthand breaker panelandtheelectric trimannunciator lightand master warning hornandannunciator mustactivate Locateflap systemtest switchon lowerinstrumentpanel Moveflap selecto...

Страница 548: ...witchesto the LOposition and ECSselectswitchto GND Withenginepowerlevers at groundidle ensureleft and rightGROUNDBLEED amber annunciator lightsare on Advancepowerlevers slowly and at 70 to 75 Ng ensur...

Страница 549: ...3 Jan 10 90 32 10 00 13 Jan 10 90 32 40 00 4 Jan 10 90 32 10 00 14 Jan 10 90 32 40 00 5 Jan 10 90 32 10 00 15 Jan 10 90 32 40 00 6 Jan 10 90 32 10 00 16 Jan 10 90 32 40 00 7 Jan 10 90 32 10 00 17 Jan...

Страница 550: ...ER 32 LIST OF EFFECTIVE PAGES continued CHAPTER SECTION CHAPTER DATE SECTION PAGE PAGE DATE 32 60 00 32 60 00 32 60 00 32 60 00 32 60 00 32 60 00 32 60 00 1 2 3 4 5 6 7 Jan 10 90 Jan 10 90 Jan 10 90 J...

Страница 551: ...sembly 18 Cleaningof MainGear DoorAssembly 18 Repairof MainGearDoorAssembly 19 32 20 00 NoseGearand Doors 1 FaultIsolation NoseGearand Doors 1 Removalof NoseGear 3 Installationof NoseGear 7 Adjustment...

Страница 552: ...Cylinders 9 Inspectionof MainGearActuating Cylinders 9 Cleaningof MainGearActuating Cylinders 11 Repairof MainGearActuating Cylinders 11 Removalof NoseGearActuatingCylinder 11 Disassembly of NoseGearA...

Страница 553: ...B F Goodrich 9 Repairand Replacement of Nose WheelAssembly B F Goodrich 10 RemovalandDisassembly of Nose Wheel Cleveland 10 Assemblyand Installation of Nose Wheel Cleveland 11 Inspectionof NoseWheelAs...

Страница 554: ...BleedingProcedure 22 Tires 24 32 50 00 Steering 1 FaultIsolation Steering 1 Removalof NoseGearSteeringAssembly 2 Installationof NoseGearSteering Assembly 4 32 60 00 Positionand Warning 1 Descriptionan...

Страница 555: ...rnot lockedindown position Uplockcableout of adjustment Actuatoroutof adjustment Tireout of balance Wornor loosewheel bearings Worntorquelinkbolts and orbushings Insufficientair and orfluid instrut De...

Страница 556: ...nutwithwashersholdingthe linkon its pivotshaft Slide linkfromthe pivotshaft 8 Thepivotshaftis removedby reachingthroughpivotshaftbracketaccessholeand removingthe boltsecuringthe shaftto theshaftfittin...

Страница 557: ...MAINTENANCE MANUAL A MainGearandDoors continued 29 NOTE Referto nextpage forcallouts AftTrunnion Bolt Retainer Plate Forward Trunnion Bolt Retainer Plate MainGearInstallation Figure401 Sheet1of 3 EFF...

Страница 558: ...UpperForward 32 Switch Downlock 33 Bracket Switch 34 Hook Downlock 35 SideBrace Lower 36 SideBrace UpperAft 37 Plate Mounting 38 BoltAssembly 39 ValveAssembly 40 Housing Gear 41 Switch Squat 42 Link T...

Страница 559: ...A r Bushing Bushing 42129 9 42129 10 Washer A MainGearand Doors continued Sketch A 2 Req MainGear Installation Figure 401 Sheet3 of 3 EFFECTIVITY 040 999 32 10 00 PAGE 5 32 10 00 Jan10 90...

Страница 560: ...ng holeinthe fitting b Withboltsintheirfittings install therequired shimstocorrectly space fittingaway fromthesparforproper positioning ofthepivotshaft c Withshimsontheboltsofthefitting carefully inse...

Страница 561: ...aingearadjustment operation and alignment 4 Adjustmentof MainLandingGear a Withthe airplaneon jacksandgear extended disconnectinboardand outboardgeardoor operatingrods keepingdoorsinthe openposition b...

Страница 562: ...inued MATERIAL Steelorhardaluminum holesfor installationof bushing 1 0 x 083x 13 251Tube sightslotandelongated hole 1 0 x 1 0 Rod 125 x 18 062x 3 125 Plate 1 0x 083x 1 25Tube 1 0x 083x 1 25Tube 18 085...

Страница 563: ...ating properly proceed asfollows 1 Engage hookoverpin 2 Forcesidebracelinkage upward untilthehookstrikes thepinandstopsmovement 3 Check gapbetween sidebracestopsurfaces andensure it doesn t exceed 0 0...

Страница 564: ...arts 3 Asup lockrollerapproaches the hook operatehookby handuntil rolleris engaged CAUTION BESUREALL RODENDSHAVESUFFICIENT GRIPPINGTHREADSO A WIRE CANNOTGOTHROUGHTHECHECKHOLEINTHE ROD 4 Toensureuplock...

Страница 565: ...overalignmentprocedure c Placea straightedgeno lessthan20 feet longacrossthe frontof bothmainlandinggear wheels Buttthe straightedgeagainstthe tiresat the hub levelof landinggear Ensurethe straightedg...

Страница 566: ...arbetween theblockandsquare thewheelistoed out andmustbe realigned Ifagapappears attheforward endbetween theblockandthesquare thewheel hastoomuchtoe inandmustberealigned fora 0 5degree toe in g Tocorr...

Страница 567: ...ing surfaces forcorrosion freemovement and lubrication g Inspect general condition of limitswitches andwiringforfraying poorconnections or conditions leading tofailures h Attach upperandlowerdraglinks...

Страница 568: ...r ringfromtheannular slotat thebottom of oleohousing f Pullpiston tubewithcomponent parts fromhousing cylinder g Theforktubecomponents areremoved byreaching inthetubeandpushing outtheupper bearing ret...

Страница 569: ...in Retainer 19 8 Bearing Upper 37 9 Spacer 10 O Ring Gasket 11 Bearing Lower 36 12 O Ring Packing 13 WiperStrip 39 14 Washer 15 Ring Retainer 16 O Ring Packing 17 Plug 18 GreaseFitting 19 Valve Air 20...

Страница 570: ...RAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A MainGearandDoors continued 7 NOTE Refer to previous pageforcallouts VIEWA MainGearOleoStrutAssembly Figure402 Sheet2of 2 EFFECTIVITY 040 999 Jan10 9...

Страница 571: ...rOleo a Inspectthe landinggearoleoassemblycomponent forthe following 1 Bearingsand bushingsfor excesswear corrosion scratches andoveralldamage 2 Retainingpinsfor wearanddamage 3 Lockringsfor cracks bu...

Страница 572: ...using Retract gearandobserve theamount ofgap Shorten rodsbyseveral turnsoftherodends andretract thegearagain Repeat untilthedoorclosed properly c Adjusttheinboard doorusingsameprocedure usedfortheoutb...

Страница 573: ...replacetire if necessary Wornor loosewheel Replaceand oradjustwheel bearings bearings referto 32 40 00 Worntorquelinkbolts Replaceboltsand or bushings and orbushings referto 32 40 00 Strutbottomson no...

Страница 574: ...HART 1 FAULTISOLATION NOSELANDINGGEARAND DOORS Sheet2of 2 Fault Nosegearfailsto steer properly Cause Oleocylinder binding in struthousing Onebrake dragging Steering armrollersheared attopof strut Reme...

Страница 575: ...rdisconnecting thegearoperating rodasfollows 1 Remove thedownlockspring andtheeyeboltattached totheidlerlink 2 Disconnect thegearactuating cylinder rodfromthelink 3 Remove thelinkpivotboltbysliding th...

Страница 576: ...IPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCEMANUAL A NoseGearand Doors continued NOTE Referto Page6forcallouts NoseGearInstallation Figure401 Sheet1of3 EFFECTIVITY 040 999 PAGE 4 322000 Jan 10 9...

Страница 577: ...AdvancedTrainer MAINTENANCE MANUAL A NoseGearandDoors continued 56 25 52 57 57 33 Sketch B 36 Sketch A Sketch C NOTE Refer to Page 6forcallouts NoseGearInstallation Figure401 Sheet 2 of3 EFFECTIVITY...

Страница 578: ...acket DownSwitch Tab DownSwitch Switch GearDown Spring DoorActuator Rod End Cylinder 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 RodEnd RetractionRo...

Страница 579: ...on chart refer to 12 20 00 Chart3 f Theidlerlinkisinstalled asfollows 1 Alignbolt holeinthe linkwithlugholesof supporttubeandwithdownlimitswitchcontact bossto the right 2 Insertheadof pivot boltintoho...

Страница 580: ...nut backalongroduntiladjustment is complete 5 Pullactuating cylinder barreldownandforward untilactuator attaching boltisatthe bottom of theslotsinattachment bracket 6 Rotate draglinkassembly byhandunt...

Страница 581: ...no hydraulicpressureon the system 3 Removecotterpinswhichsafetythe nutssecuringbothupperdrag linksto their attachment platesandthe lowerlinkto the gearhousing 4 Placethe tooltubethroughthe elongatedho...

Страница 582: ...ntheactuator untiltheuplockbearing clearsthe inside oftheuplockhooksurface by0 030to0 060ofaninch Tighten thelocknut onthe stroke controlstop refer to 32 20 00Figure401 k Withthegearupandlocked closeo...

Страница 583: ...apa chalkline extendingseveralfeet beyond eachmark g Placethe rubberpedalsinneutralposition referto 32 20 00 Figure 503 NOTE Theruddercontrolsystemmustbe properlyriggedbeforealigningnosegearsteering h...

Страница 584: ...torque tube NOTE Toensurefull travelof the nosewheel ensureno gapsexistat pointswherethe steeringarmtravelbushingscontactwiththe steeringbellcrank 6 Adjustment ofLanding GearPropeller Reverse Switch T...

Страница 585: ...heminimum tension is4 pounds Thischeckisperformed byfastening afishtypescaletothehookandspring Pullsteadily against thehookandspring to getareading d Inspect theuplock hookforwearandoversized bearing...

Страница 586: ...deoffthetube theupper bearing spacer lowerbearing withouter andinnerO rings wiperstrip washer andretainer ring k Toremove theorificetube remove thelargeboltoftheorifice tubeandlockplatefromtopof thecy...

Страница 587: ...iston 27 ShimmyDampener 28 BoltAssembly 29 BoltAssembly 30 Boltsand SafetyWire 31 Bracket 32 Bushing 33 Stud DoorUplock 34 Placard Service 35 Housing Oleo 36 Bushing 37 Bolt Cap 38 Bolt 39 Plug Filler...

Страница 588: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCEMANUAL A NoseGearandDoors continued SEE VIEWB VIEWB NoseGearOleoStrutAssembly Figure402 Sheet2of 2 EFFECTIVITY 040 999 PAGE 1 32 20 00 Jan 10 90...

Страница 589: ...endbearing outonefullturn 5 Secure therodendtothebracket withbolt washer andself locking nut k Lubricate thegearassembly Refer to 12 20 00 Chart3 andFigure302 I Service theoleostrutwithfluidandair Ref...

Страница 590: ...perstripupintotheoleohousing withthetapered edgedown Slidetheretainer washer andsnapringupthepiston tube Insert themintotheoleohousing Using snapring plierstocompress thesnapring install it intotheann...

Страница 591: ...actorily e If gearfailsto remainretractedafterthe cockpithandlereturnsto neutral it is necessaryto readjusteitheror boththe followingitemsuntilgearlocksup 1 Increaseactuatorstrokebyturningoutthe strok...

Страница 592: ...to 32 30 00 Figure 1 employsa logiccircuitwhichsensesgearsnotextended Whenthe buttonis pushed the remaining gearsareextendedand lockedinplace The system worksso ifone or moregearsfail to extendandthe...

Страница 593: ...llowing PageForCallouts PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Extension andRetraction continued 4 Emergency Extension System Installation Figure1 Sheet1of 2 EFFECTIVITY Jan10 9...

Страница 594: ...Filter N Reservoir P LandingGearSelectorValve Q SelectorValveDetent R SelectorValveSpringReturn S ElectricalSwitch T ElectricalConnector 11 PressurePortValve 12 SuctionPortToggleValve 13 HandPumpChec...

Страница 595: ...fety switch Gearretractsor extends beforethe doorsopen Priorityvalveleaksin powerpack Checkpriorityvalve crackingpressure Solenoidvalvestuckin closedposition Microswitchon power packout of adjustment...

Страница 596: ...ANDRETRACTION Sheet2 of 2 Fault Maingearfailsto lock up Nogreenlightonpanel whengearsaredown Cause Uplock rodoutofadjustment Actuator outofadjustment Lockswitchdefective oroutofadjustment Gearnotlocke...

Страница 597: ...matic linetotheexplosive bottle h Charge bottlewithdrynitrogen to pressure indicated ontheplacard mounted onthewheel well nexttothefillvalve refer to 32 30 00Figure1 i Perform functional testcovered i...

Страница 598: ...seGearActuator 10 NoseGear 11 MainGearBottle Left 12 MainGearBottle Right 13 ShuttleValve Left MainGear 14 UnlockActuator Left Main 15 LeftMainGearUpLock 16 LeftMainGearActuator 17 LeftDoor ShuttleVal...

Страница 599: ...AULIC FLUID 5 Testing of Emergency Blowdown System The blowdownsystem whichconsistsof threeindividualblowdownsystems musthaveeachunit individuallytested a Withtheairplane firmlyjacked up disconnect ap...

Страница 600: ...ferto 32 30 00 Figure401 Lubricateall partswithhydraulicfluid MIL H 5606 priorto assembly a InstallGT ringon piston b InstallO ringandbackupon exteriorof end cap c InstallGT ringand scraperon interior...

Страница 601: ...Cylinder Body GT Ring MainGearActuating Cylinder Figure401 EFFECTIVITY 040 999 PAGE10 32 30 00 Jan10 90...

Страница 602: ...overodend c Cutsafetywire and remove Removenut key andstopfrom piston d Removesafetywire and endcapfromcylinderbodybyunthreadingendcapand pullingout the piston e Slideend capfrom piston 16 Assemblyof...

Страница 603: ...0 AdvancedTrainer MAINTENANCEMANUAL A Extension andRetraction continued Piston O Ring BackUp EndCap GT Ring Scrapper stop Nut Key Safety Wire Key RodEnd NoseGearActuating Cylinder Figure402 EFFECTIVIT...

Страница 604: ...lishing outsmallscratches burrs etc andreplacing parts 21 Removal of GearDoorActuating Cylinders a Withmaster switchoff actuate handpumphandle tobringgeardooropen b Disconnect hydraulic linesfromactua...

Страница 605: ...0 AdvancedTrainer MAINTENANCE MANUAL A Extension and Retraction continued EndCap Piston GT Ring SafetyWire O Ring Nut Nut O Ring Ball Ring Spring SafetyWire BackUp Race Plunger BackUp ClevisEnd GearDo...

Страница 606: ...linders a Positioncylinderon its mountingbracket Securewithattachmentbolts b Extendcylindercontrolrodenoughto attachrod endto door Securewithattachment bolt c Connecthydrauliclineto cylinder d Tobring...

Страница 607: ...es Tireoutof balance Checkbalanceand replace duringfasttaxi takeoff tire if necessary and landing Wornorloosewheel Replaceand or adjustwheel bearings bearings Mainlandinggear Tireoutof balance Checkba...

Страница 608: ...pin Ifpossible useanarborpress 3 Assembly andInstallation of B F Goodrich 3 1392 MainWheel referto32 40 00Figure 401 NOTE Wheninflating tiresonBFGwheels allowassembly tostandat least12hoursfortire and...

Страница 609: ...ective finishputonwheel halves atthefactory isgoldincolor DowNo 7or IriditeNo 15 Ifcorrosion cannot beremoved bysanding downto baremetal withinlimits specified in32 40 00Figure402 takewheel halfoutof...

Страница 610: ...overexterior oftireandcheck for leaks Checktirepressure after 24hoursfora reading of 105to 110psi Ifpressure lossexceeds 5 psi check tirefordamage andrepair or replace asnecessary NOTE Applygrease spa...

Страница 611: ...rethe tire beadheelscontactthe wheel 2 Withdye checkor fluorescentpenetrant inspectthe beadseats tubewell andespecially the web junctionareas d Inspectall areasfor nicks Forrepairlimitsof the BF Goodr...

Страница 612: ...720 AdvancedTrainer MAINTENANCE MANUAL A WheelAssemblies continued NOTE Fordetailedrepairprocedures refer toB F G Manual B Theboltholesmaybereamed to 0 345max dia typicalof bothwheelhalves 0 040radius...

Страница 613: ...ustbetakenoutof service 7 Replacement of WheelBearingCup a Removebearingcupasfollows 1 Heatwheelsub assembly inboilingwaterfor30 minutesor inan oven notexceeding 80 C 150 F for 20 minutes 2 Removesub...

Страница 614: ...langes by pressing withheels ofthehands oratirepress e Remove nuts washers andtieboltsfromthewheel Separate wheelhalves remove thetire andremove thevalvestemassembly if installed NOTE Bearing cupsarep...

Страница 615: ...not usean impactwrenchto applyfinal torque Usea presethandtorquewrench only e Inflatetire referto 6 00 00 Chart 1 andtestfor leakage f Repackwheelbearingswithgrease MIL G 3545C and lubricatecups Place...

Страница 616: ...allpartscontaining visiblecracks Replace partsthataredamaged beyond repair d Replace packing andgrommet ateachoverhaul 13 Removal andDisassembly ofNoseWheel Cleveland refer to32 40 00Figure 403 a Plac...

Страница 617: ...or oftireandinspect forleaks NOTE Bubble formation around sidewall ventsontireisnormal during waterorsoapsolution test f Ensure tirepressure after24hoursindicates areading of76 80psi Ifpressure lossex...

Страница 618: ...tion Brakes Fault Hydraulic fluidleaking frompistonarea Fluidleaking from bleeder valves or reducer fitting Insufficientclearance i e DISKCANNOTBE MOVEDWITHHANDS CHART 2 FAULTISOLATION BRAKES Cause Re...

Страница 619: ...tostep d forentirebrakeassembly removal 1 Makesureallhydraulic pressure isoffbrakes 2 Remove tenanchor boltsretaining pistonhousing assembly inalignment withthebrake torque plate Becareful nottoletth...

Страница 620: ...e corrosion mustberemoved byhand usinga medium gritcarbide or wet dry sandpaper CAUTION BE SURETO CLEANOFFTHE DISC CARRIER ANDALLLININGAFTER WORKINGONTHESEPARTS PREVENTING ANYCHANGEOF SCORING AFTERREA...

Страница 621: ...e pistonhousing sopenside up 2 Installcarrierswithliningson theirpistons 3 Laydisc carrier assemblyoverandliningsontothe pistonhousing 4 Withcarriersand liningsinstalledon torqueplate alignspacerplate...

Страница 622: ...CHART 3 DiskCarrierand Carler Lining and InspectionAreas Linign Assembly Torque Button Assys Thickness Max 0 519 0 265 Min 0 370 0 160 Dishing Max 0 050 0 025 Flatness Min 0 000 0 000 I D Max 7 000 7...

Страница 623: ...on spring washerseal andvalveonto the pistonrod Allowthe valveto extendintothe baseof the piston Slidethe O ringand washerinplace Securewithself lockingnut b InstallO ringsealon packingglandandslidesp...

Страница 624: ...Push Rod from Left RudderPedal Refer ToFollowing PageForSpecific CylinderAssembly Installation RudderPedalArm Assembly Pilots Left 10 23Master Cylinder RudderPedal RudderPedalBellcrankAssembly Push Ro...

Страница 625: ...E MANUAL B BrakeAssemblies continued 10 63 Pilot s Right Brake Cylinder 10 36 10 11 Copilot sLeft Brake Cylinder Copilot sRight Brake Cylinder Pilot sLeft BrakeCylinder Master CylinderInstallation Fig...

Страница 626: ...corrosion etc b Inspect general condition ofcylinder fittingthreads c Checkpistonandvalveforscratches burrs corrosion etc 13 Cleaning of BrakeMaster Cylinder a Cleancylinder partswithasuitable solven...

Страница 627: ...gbracket d Capline openingsto preventcontamination of system 16 Disassembly of ParkingBrakeValve referto 32 40 00 Figure 407 a Removetwo fittingsfromoutsidethe valvebody A valvespringis heldinplacebyt...

Страница 628: ...andspring 18 Cleaning of Parking BrakeValve a Cleanvalvepartswitha suitable solvent b Drythemthoroughly 19 Repair of Parking BrakeValve Repair to valveislimited to smoothing burred orscratched surfac...

Страница 629: ...ENANCE MANUAL B BrakeAssemblies continued Catch Tank 5 Gallon Airplane Reservoir Left Pilot sBrake MasterCylinder Dual Parking BrakeValve Open Right BleedPort t Regulator Shop Air Brake Bleeder FillWi...

Страница 630: ...alancer ItemNo Item 1 Base 2 Tee 3 Sides 4 Axle 5 Nuts 6 Spacer Spacer 7 Bushing Bushing 8 Pipe Bearings Dimensions Material Specifications C 12x 11 0 1902024T3clad aluminumalloy 2 5 x 2 x 11 0 190202...

Страница 631: ...mine causeandcorrect referto 32 40 00 Steeringarm rollersheared Replacedefectiveroller at top of strut Nosegearshimmies Internalwearin shimmy Replaceshimmydampener duringfasttaxi takeoff dampener and...

Страница 632: ...onotrotaterodendbearings unless asanadjustment tothenosegearsteering d Remove required shelfandfloorpanels e Usethefollowing instructions forremoval of thetorquetubeattached totherudder control sector...

Страница 633: ...ed Trainer MAINTENANCE MANUAL A Steering continued Rudder Pedal Assembly Pushrod Nose Gear Steering Tube RudderControlCables Compensating Bellows RudderControlSector Bulkhead Sta 57 00 NoseGearSteerin...

Страница 634: ...Thebungee tubeisattached toboththeinboard steering armandnosegearprimary drivearm Thebungee tubeisremoved byreaching intothewheelwell disconnecting theaftendof the tubetotheinboard steering arm pivot...

Страница 635: ...olenoid cabinpressuredumpsolenoid iceprotectionselector switch gearlocksolenoidandhigh lowselectionforthe stallrecognitionsystemliftdetectorheat 2 FaultIsolation Positionand Warning CHART 1 FAULTISOLA...

Страница 636: ...withgearup and locked Flashingred lightand warninghornfail to operatewhenpower from bothenginesis reducedbelow150 foot poundsof torque Powerleverswitchesare faulty Powerleverswitchout of adjustment Do...

Страница 637: ...indicatorlight inthecockpitmustcomeon whenthe downlockhookis loweredwithin0 030to 0 069inchof bottominginthe hookslot ofthe lower sidebracelink Usethe followingcheckandadjustmentprocedure 1 Byhand rai...

Страница 638: ...justgearup lockswitchtowardthe hookuntilit actuates Theredindicatorlightin cockpit mustgo out NOTE Maingear up switchesmustbe actuatedto extinguishthe red light d Extendand retractgearto ensurepropera...

Страница 639: ...destal directly under thepower levers Eachswitch actuates thewarning horn a Theswitches areremoved fromtheirmounting brackets asfollows 1 Removetop coverplatesof pedestal Oneisforwardof the controllev...

Страница 640: ...hekeeper tube Secure keeper tubeinframe b Installcontrolleverassembly inpedestal housing Secure withcapboltsandscrews c Install frictionknobwithwasher ontheendofthelevershaftattherightsideofthepedesta...

Страница 641: ...versfor adjustment of switches 3 Shutdownengines 4 Setpowerleverat locationsmarked Withadjustmentscrewon switchbracket adjust eachswitchseparatelytowardactuatorangleuntilswitchactuates The adjustments...

Страница 642: ...FFECTIVITY 33 CONTENTS 33 00 00 33 00 00 33 00 00 33 00 00 33 20 00 33 40 00 33 40 00 33 40 00 33 40 00 33 40 00 CHAPTER DATE SECTION PAGE 1 1 1 2 3 4 1 1 2 3 4 5 PAGE DATE Jan 10 90 Jan 10 90 Jan 10...

Страница 643: ...Installation of Dome Light 3 33 20 00 Passenger Compartment 1 Overhead Reading Lights 1 Removal of Overhead Reading Lights 1 Installation of Overhead Reading Lights 1 33 40 00 Exterior 1 Landing andT...

Страница 644: ...andswitchpanelinformation 1 WarningLightSystem a AnnunciatorPanelLampTest Theannunciator panelis locatedabovethe instrument panel Pushthe PUSHTO TESTswitchto checkoperationof lamps 2 Fluorescent Glare...

Страница 645: ...off24Vdcbuspower Reconnect coaxends 12 Disconnect coaxleadsmarked 1LFV201064AA and1 LFV202064AA atthepilot s position 13 Apply 24Vdcbuspower andhaveassistant adjust theFV1potentiometer to 375Vacat the...

Страница 646: ...ingdimmercontrolto accesspanel Separatepanelfrom dimmercontrol b Repairof DimmerControlAssembly Replacement partsareorderedfromthe partscatalog SeeFigure801for dimmercontrol circuitry c Installation o...

Страница 647: ...Control Plac 28 VDC PIPERAIRCRAFT PA 42 720 AavancedTrainer MAINTENANCE MANUAL A GeneralCompartment continued Conn E494 3 FixedDim AvionicsDim All TransistorsAreMotorola2N6282 DimmerControlAssemblyCir...

Страница 648: ...adinglightsarelocatedabovethe passenger windows 1 Removegroundwirefrom lightassembly Removecoverfromlamp 2 Removebulbfrom socket b Installation of OverheadReadingLights 1 Insertnewbulbintosocket 2 Rep...

Страница 649: ...achmentplatefrommounting fixture 3 Disconnect electricalleadsfromlamp NOTE Indicatepositionof eachelectricalleadtofacilitatereinstallation 4 Toremovecompleteassembly from gearstrut disconnectelectrica...

Страница 650: ...trobelampout of lightassembly Discard withwiresstill attached b InstallationWingTip StrobeLights 1 Positionstrobelight intoplaceon lightassembly Insertthreewiresconnectedto it throughthe holeprovidedi...

Страница 651: ...tem using thefollowing instructions NOTE Whenisolatingfaultsinthe system useschematic33 45 01in PA 42 720 Advanced Trainer WiringDiagramManual 1 Ensure inputvoltage atpower supply is28volts CAUTION WH...

Страница 652: ...rcraftgroundin powersupply f Characteristicsof an XenonFlashTube 1 A xenonflashtubecanbe photo sensitive andsomecouldbecomemoredifficultto fire whensubjectedto darkness 2 Xenonflash tubesbecomehardert...

Страница 653: ...ngof WingInspectionLight Servicerequiredfor this unitconsistsof replacinga burnedout lampwitha newlamp P N 4593 c Removal of WingInspectionLight 1 Besureswitchisinthe OFFposition 2 Removenacellesideac...

Страница 654: ...00 00 34 00 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 34 10 00 CHAPTER DATE SECTION PAGE 1 1 1 2 3 1 2 3 4 5 6 7 8 9 10 PAGE DATE Jan 10 90 Jan 10 90 Jan 10...

Страница 655: ...s Removalof BezelMountedInstruments Installation of BezelMountedInstruments Removalof ClampMountedInstruments Installation of ClampMountedInstruments 1 2 2 2 3 3 3 3 3 34 10 00 FlightEnvironment Data...

Страница 656: ...s propeller pitch engine startcontrols elevator trim aileron trim rudder trimwheels andthemaincircuit protection panelaremounted onapedestal located at bottom centerofinstrument panel Located on thele...

Страница 657: ...oluminescent Panel RightInboard Electroluminescent Panel RightOutboard Electroluminescent Panel LeftInboard Electroluminescent Panel InstrumentPanel Figure2 2 Instruments Theinstruments ofthePA 42 720...

Страница 658: ...wssecuringinstrument inpanel h Removeinstrument frompanel 2 Installation of BezelMountedInstruments a Placeinstrumentintopositionon backsideof panel Securewith screws b Removethe dustplugor capfromeac...

Страница 659: ...n eachsideof the aircraft The leftsidetop and rightside bottomportsareusedfor the copilot sinstruments and the reverseforthe pilot s instruments CHART 1 FAULT ISOLATION PITOT STATIC SYSTEM Fault Cause...

Страница 660: ...rrideposition Replace switch Defective q pressure switch stuckinopen position Nosegeardownlockswitch failedinopenoroutofrig Replace switch Repair orreplace Havingexceeded100 4 knots q switcharmedspeed...

Страница 661: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A FlightEnvironmental Data continued 16 15 18 12 Pitot Static Installation Figure1 Sheet1of 3 EFFECTIVITY 34 10 00Jan10 90...

Страница 662: ...ose Pitot1 51 FlexibleHose Pitot2 39 FlexibleHose Pitot 52 FlexibleHose Static2 40 FlexibleHose Static 53 FlexibleHoseto Test Ports 41 FlexibleHose Pitot2to ADS 54 PitotandStaticTest PortPlac 42 Flexi...

Страница 663: ...o Pilot 57 StaticLineAssembly Pilot 58 Static Line Pilot 59 StaticLine Co Pilot 60 Tee Fitting Pilot 61 Tee Fitting Co Pilot 62 StaticLine Co Pilot 63 StaticLine Pilot 64 Static Vent Fitting Co Pilot...

Страница 664: ...c Source Selector Valve Altimeter Airspeed Deice GyroSystemPressure Rateof Climb CabinAltitude Pressure Diffential Autopilot Air DataComputer StaticSourceSelector Diff PressSwitch Differential Pressur...

Страница 665: ...ts Purgethe lines backthroughthe staticventports CAUTION MAKESUREALL LINES TESTERAND EQUIPMENT ARE PROPERLY AND SECURELY CONNECTED ANDOBSERVEDDURINGEVACUATION OF THE SYSTEM AN UNEXPECTED DISCONNECTION...

Страница 666: ...ptime is excessive cagingfunctionsarenormal warningflagand indicatinglightsandtestcircuitsare operable e Whenanyair drivenattitudeor directionalgyrosareinstalled inspectandchangethe control airfilter...

Страница 667: ...the relayswill deenergize Thenormal override switch locatedatthe upperrightof the landinggear handle actsas a control to overridethe systemas necessaryandlightsupwhen inoverride Thepressureswitch moun...

Страница 668: ...q sensor operation inthis rangeasfollows a Deice systems mustdeactivate Current flowdecrease onammeter b Cabinmustdepressurize c ECUgroundventfanmustactivate d Thelanding gearhandle cannotberaised 4...

Страница 669: ...IVITY 35 CONTENTS 35 00 00 35 00 00 35 00 00 35 10 00 35 10 00 35 10 00 35 10 00 35 10 00 35 10 00 35 10 00 CHAPTER DATE SECTION PAGE 1 1 1 2 3 1 2 3 4 5 6 7 PAGE DATE Feb1 98 Jan10 90 Jan 10 90 Jan 1...

Страница 670: ...dDischarge Indicator Purging Testingfor Leaks OxygenCylinderand RegulatorRemoval OxygenCylinderand RegulatorInstallation ChargingValveRemoval ChargingValveInstallation PressureGaugeRemoval PressureGau...

Страница 671: ...bemanuallyactuatedbythe flightcrewthrougha leverinthe pilot sidewindowmouldingto ensurepassenger maskdeploymentin the eventof a pressureswitch malfunction In linebetweenthe passengermaskdeploymentboxe...

Страница 672: ...ed Trainer MAINTENANCE MANUAL A DescriptionandOperation continued 10 OxygenStorageCylinders 9 GreenOverpressure DischargeD 8 ExternalCylinderChargingValve OxygenSystemInstallation Figure1 EFFECTIVITY...

Страница 673: ...ctive Defective regulator Replacepressuregauge Replaceregulator Pressureindicationnormal but no oxygenflowing Oxygencylinderregulator assemblydefective Replaceregulatorassembly On Offcontrolout of adj...

Страница 674: ...8162 E 8391 composite 300 FlightHours EachUse SeeNote Replaceas necessary 3 Years Hydrostatictest Replace every 24 yearsor4 380fillingcycles Hydrostatictest 5 Years 3 Years Hydrostatictest Replace ev...

Страница 675: ...heneverthe cylinderpressurefallsbelow50 psig or ifany linesare leftopen for anylengthof time or wheneverthereareanyoffensiveodorspresent a Parkthe airplaneina NOSMOKINGareaandexerciseextremecaution b...

Страница 676: ...airanyleaks g Wipeoff anytraceof thedetectorsolutionfollowingthe test andreconnectthe lowpressure oxygenlineto theoxygencylinderregulator WARNING DONOTACTUATE ANYELECTRICAL SWITCHES NORALLOWANYSORTOF...

Страница 677: ...ndsecure withthreebolts andnuts b Connectthe connectorto the valveusingthreadsealantandinstructionsgiveninparagraph titled OxygenSystemServicing c Securethe accesspanel 9 PressureGaugeRemoval a Closet...

Страница 678: ...he outlet b Removethe screwsholdingthetrim paneland removethe panel c Theoutletcannowbe removedfromthe lowpressureline 14 OutletInstallation a ApplyPermacel 412ribbondopethreadsealantto the maleendof...

Страница 679: ...clearance a2 inch clearance isacceptable provided thewirebundles aresupported inconduit orwithclosely spaced clamps orclips Where 2 inchclearance isnotpossible boththewiringandtheoxygen components mu...

Страница 680: ...a weighedglassdish Evaporation maybe accomplished by heatingat 200 Fforapproximately 1 2 hour b Afterevaporation coolandweighthe residue Do notusethe solventif the residue exceeds100milligramsinweight...

Страница 681: ...IVITY 36 CONTENTS 36 00 00 36 10 00 36 10 00 36 10 00 36 10 00 36 10 00 36 10 00 36 10 00 36 10 00 36 10 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 6 7 8 9 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Ja...

Страница 682: ...SwitchesInstallation 4 PneumaticSystemCheckValvesRemoval 4 PneumaticSystemCheckValvesInstallation 4 PressureRegulatorand ReliefValveRemoval 4 PressureRegulatorand ReliefValveInstallation 4 EjectorRem...

Страница 683: ...boots Pressureswitcheswhich arenormallyopenclosewhenthe bootsreacha pressureof 15 1 psig indicatingbootinflationto the pilot Whenthe timerde energizes the solenoidvalvesonthe deicer valves bootpressur...

Страница 684: ...ssure to 18 1psig fordeicer bootoperation andsupplies asource of airthrough theejector creating avacuum forgyroinstrument operation A reliefvalveinthepressure regulator issetto relieve system pressure...

Страница 685: ...e Intercooler Bleed AirOvertemperature Switch Pneumatic Suction Gauge GyroInletAirFilter Vacuum Regulator Valve Pneumatic System Check Valves Check Valve Pressure Regulator Relief Valve 10 Ejector 11...

Страница 686: ...dAirShutoffValveRemoval a Remove topcowlofaffected engine to gainaccess toshutoff valveontheleftsideofengine b Remove safety wireandboltsto remove couplings securing valveassembly inbleedline c Discon...

Страница 687: ...veswithO ringsfromfittingassembly 9 PneumaticSystemCheckValvesInstallation a Installnewvalvewithnewgasketto fittingassembly b Connectpneumaticair supplylinesto valves c Installfloorpanels carpet andse...

Страница 688: ...connect electricalleadsfromvalvebeingremoved d Removescrewssecuringassemblyin position e Removedeicervalve 15 DeicerValvesInstallation a Installnew valvein position Securewithscrewspreviouslyremoved b...

Страница 689: ...or b Disconnectall linesfromvacuumregulator c Removevacuumregulator 21 VacuumRegulatorInstallation a Installvacuumregulator b Connectall linesto vacuumregulator c Replacecopilot sinstrument panelandot...

Страница 690: ...emovefuselagefloorboardsat F S 146 00 i Disconnect twopneumaticsupplylinesto checkvalves Figure501 Item11 andcapthe supplylines Figure501 Item12 WARNING BEFOREAPPLYING HIGHPRESSURE TO THEBLEEDAIR SYST...

Страница 691: ...View Showing N2 Connection 9 BleedAir Lines 8 Intercooler PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Distribution continued Showing Disconneted Bleed Lines View ShowingDisconnected...

Страница 692: ...IRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Distribution continued Pressure LEFTSIDE FORWARD FUSELAGE ProofPressureandLeakageTestSetup Figure501 Sheet2 of 2 EFFECTIVITY 040 999 36 10 00JPAG...

Страница 693: ...MANUAL CHAPTER 37 LIST OF EFFECTIVE PAGES CHAPTER SECTION 37 EFFECTIVITY 37 CONTENTS 37 00 00 37 10 00 37 10 00 37 10 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 PAGE DATE Jan10 90 Jan10 90 Jan10 90 Jan...

Страница 694: ...MAINTENANCE MANUAL CHAPTER 37 VACUUM TABLE OF CONTENTS SUBJECT CHAPTER PAGE 37 00 00 Description andOperation FaultIsolation Distribution VacuumSystemTest VacuumRegulator Adjustment EFFECTIVITY 040 9...

Страница 695: ...sure Onthe vacuumsideof the regulator a checkvalveisbuilt intothe line preventingreverseflowto gyro instruments Thevacuum system operates thepilotsturnandbankindicator A suction gauge located onthelow...

Страница 696: ...edAir Checkand Shutoff Valve Pressure Gauge VacuumRegulator 4 2to 5 2in Hg Intercooler BleedAir Overtemp erature Switch N O Pressure Switch N O 15 1PSI DirectionalGyro GyroHorizon Engine InletFilter B...

Страница 697: ...dvalveleakageduringthe systemleak test disconnect the hosesat the inletandoutletof eachgyro the suctiongaugeand the turn andbankadjustmentvalve Connectthe two hosesfrom eachinstrumentand the valveusin...

Страница 698: ...regulatorsare locatedabovethe copilot srudderpedals c Observingpropersafetyprecautions advancepoweron bothenginesto a minimum90 and ensurevacuumgaugereads5 4 in Hgminimum Adjustvacuumregulatoraccordin...

Страница 699: ...00 5 Jan 10 90 51 10 00 10 Apr 15 91 51 70 00 6 Jan 10 90 51 10 00 11 Jan 10 90 51 70 00 7 Jan 10 90 51 10 00 12 Jan 10 90 51 70 00 8 Jan 10 90 51 10 00 13 Jan 10 90 51 70 00 9 Jan 10 90 51 10 00 14 J...

Страница 700: ...ection 10 Inspection Item Part Description Reference andAction 11 51 20 00 Processes 1 SealingProcedures 1 Sealing of Nacelle FuelTank 1 Surface Preparation 1 Material Preparation 1 Listof Materials 1...

Страница 701: ...aling Avionics andECUBayDoorSealsRemoval Avionics andECUBayDoorSealsInstallation Avionics andECUBayDoorCamloc Fasteners Sealing 51 40 00 Fasteners Rivet Replacement OversizeRivetReplacement RivetSubst...

Страница 702: ...g astheoriginal skin and flexibility must beretained sosurrounding areaswillnotreceive extrastress Whenmakingmajorstructuralrepairsotherthanreplacingfactorymanufactured parts the manufacturer mustbe c...

Страница 703: ...025 032 032 040 040 9 2024 T3 050 10 2024 T3 064 11 321STSTL 015 12 2024 T3 080 13 2024 T3 050 14 2024 T3 090 15 2024 0 063 16 2024 T3 016 17 2024 18 Polyurethane 19 2024 20 2024 21 2024 22 Kevlar 23...

Страница 704: ...IRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL B StructuralRepairs continued Left Shown Right Opposite Material SkinThickness Figure 1 Sheet 2of3 EFFECTIVITY 040 999 51 00 00 PAGE 3 51 00 00Jan...

Страница 705: ...S 020 025 025 032 032 040 040 050 064 015 080 NUMBER 13 14 15 16 17 18 19 20 21 22 23 24 MATERIAL 2024 T3 2024 T3 2024 0 2024 T3 2024 Polyurethane 2024 2024 2024 Kevlar 2024 2024 THICKNESS 050 090 063...

Страница 706: ...ctural Repairs continued 17318 Access HoleCoverPlate 17317 Access Hole Reinforcement Plate I o o o I 0 0 o o 615 16 o o o o 5 16 7 17315 Access Hole Reinforcement Plate 17316 Access HoleCoverPlate o A...

Страница 707: ...ion area isbetweenthe rowof universalheadrivetsandthe edgefarthestfromthem Withan O meterreadingbetweenrivets andawayfromcracks a crackinthe skinwill registera 20 30 deflection whileone inthe doublerw...

Страница 708: ...IPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL 1 Passenger Window SkinInspection continued Inspect 3 inches Passenger Window SkinInspection Figure 601 EFFECTIVITY 040 999 PAGE 251 10 00 Jan...

Страница 709: ...MAINTENANCE MANUAL 2 WingandAssociatedStructure Firewallto EngineMountExtension Bolts NOTE Replacefirewallto enginemountextensionbolts NAS626 8 at 7 500flight hours WingInspectionand RepairAreas Figur...

Страница 710: ...9 0 Replace working rivets MS20470 AD5 13 EA with NAS1738B5 4as required SeeNote2 C Inspectrivetsat F S 359 32 W L 41 15TO W L 52 50 Replace working rivets MS20470 AD5 14 EA with NAS1738B5 4 as requir...

Страница 711: ...onal rivets beyond theendofthecrackatbothends NOTE Bothlegsoftheanglemusthavethesamenumber of rivets Therivets used mustbeofthesametypeandsizeastheexisting rivets d Cracksinflanges having fourrivets o...

Страница 712: ...ified inChart801 2 Addanangleofthesamematerial andthickness astheflange Thelegsoftheangle mustbeofequallength Thenumber andsizeoftherivets tobeusedarefoundinChart 802 NOTE Bothlegsoftheanglemusthaveth...

Страница 713: ...thecrackcanbefairedoutgradually witha minimum radius of inch b Ifthecracklength exceeds fiftypercent ofthedistance between theedgeandthebendradius tangent line butdoesnotextend intothebendradius proce...

Страница 714: ...faceof outercowlskin 11places Matewith doubler Installdoubleron inside surfaceof outercowlskin PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL 7 Repairof CrackedorTom outDimpledHolesAround...

Страница 715: ...flush on installation Crackedortorn outdimpled holesaround generator eductor uppercowl and freshair inlet lowercowl PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL 7 Repair of Cracked or...

Страница 716: ...00 Figure 605shows typicalinspection areaslistedin51 10 00 Chart601 andwhere applicable applies tobothleftandrightsides 51 70 00 Figure 801showsapproved repair method All itemsin 51 10 00 Chart601 mu...

Страница 717: ...56796 28 Bulkhead 15 X 15 56068 3 Bulkhead 19 X 16 INTENTIONALLY LEFT BLANK 17 56068 3 Bulkhead 19 X 18 56688 14 10 Bulkhead 15 X 19 56796 24 Bulkhead 15 X 20 INTENTIONALLY LEFT BLANK 21 54111 20 Bulk...

Страница 718: ...20 X 55 46582 2 Bulkhead 20 X 56 56287 19 22 Bulkhead 15 X 57 56629 2 Strap 5 R 5 58 56695 3 Skin 9 R 9 59 INTENTIONALLY LEFTBLANK 60 INTENTIONALLY LEFTBLANK 61 INTENTIONALLY LEFTBLANK 62 45083 0 Supp...

Страница 719: ...14 R 16 91 45160 0 Channel 15 R 17 92 56296 3 Bulkhead 16 R 18 93 46678 3 Frame 18 R 94 56695 2 Skin 18 R 21 95 INTENTIONALLY LEFT BLANK 96 INTENTIONALLY LEFT BLANK 97 56507 6 Bulkhead 18 X 98 INTENT...

Страница 720: ...MANUAL 9 Inspection Item Part Description Reference andAction continued a Fuselage Upper CabinSection LEGEND A BULKHEAD STRINGER CUTOUT BULKHEAD END CHANNEL Typical Inspection Areas Figure 605 Sheet1...

Страница 721: ...NUAL 9 Inspection Item Part Description Reference andAction continued b Fuselage LowerForward Frame LEGEND A BULKHEADSTRINGERCUTOUT O BULKHEADEND CHANNEL TypicalInspectionAreas Figure605 Sheet2 of 7 E...

Страница 722: ...720 AdvancedTrainer MAINTENANCE MANUAL 9 Inspection Item Part Description Reference andAction continued c Fuselage LowerCenter Frame F S 135 00 to 174 00 3 LEGEND A BULKHEADSTRINGERCUTOUT O BULKHEADE...

Страница 723: ...UAL 9 Inspection Item Part Description Reference andAction continued d Fuselage LowerRearFrame F S 174 00 to 215 00 LEGEND A BULKHEADSTRINGER CUTOUT O BULKHEADEND CHANNEL Typical Inspection Areas Figu...

Страница 724: ...Item101 PIPERAIRCRAFT PA 42 720 AdvancedTralner MAINTENANCE MANUAL 9 Inspection Item Part Description Reference andAction continued e Fuselage AftSection F S 215 00 to 280 00 LEGEND...

Страница 725: ...ectionItem Part Description Reference andAction continued f FuselageAftSection F S 280 00to 334 00 4 Item A1B Item85 LEGEND A BULKHEADSTRINGERCUTOUT O BULKHEADEND CHANNEL TypicalInspection Areas Figur...

Страница 726: ...ctionItem Part Description ReferenceandAction continued g Fuselage Floorboard Installation andCabinDoorEntrance Cabin DoorEntrance Item55 LEGEND BULKHEADSTRINGERCUTOUT O BULKHEADEND CHANNEL Typical In...

Страница 727: ...nealuminum surfaceswherethe originalalodinecoatinghasbeen removed Applyalodine1200solution undiluted to affectedareawitha smallnylon brush Allowsolutiontodry untila lightgoldencolorappears Whena coati...

Страница 728: ...peratures and will sealevenwhencombinedwithfuel withoutaffectingsealingefficiency c After allsealanthasdried proceedasfollows 1 Plugall tankopeningswithtemporarycapsand gaskets 2 Installa modifiedfill...

Страница 729: ...lass A sealant yst indow ng Do C Sealareabeforeinstallinginnerskin D All skin laps in pressure area must havefayingseals E Use brushcoat as well as faying seal methodon areaswhere skinsslideinto final...

Страница 730: ...tallinginner skin D Allskinlapsinpressure areamust havefayingseals E Usebrushcoat as well asfaying sealmethod onareaswhere skins slideintofinalposition F Brushcoat bulkhead TV skin flanges particularl...

Страница 731: ...aminants onsurface the cleanedsurfacesshouldbewipeddry immediately and not allowedto air dry d It is essential that onlycleanclothsbeusedforcleaning Whena clothbecomes soiled it mustbecleanedor discar...

Страница 732: ...able Materials 91 00 00 4 Listof Materials Figures 201and202 Onlythe followingmaterialsareto be used a Sealants MIL S 7502 or MIL S 8802 ClassesA 1 2 A 2 B 2 B 4 B 6 andB 8 b Sealantmaterial 3M E C 12...

Страница 733: ...reworklifeof sealanthasexpired A sandblasted buckingbarmustbe usedto performthe rivetingoperation Allowclass B 2sealantto fullycurefor 48 hoursat 75 Fand 50 relativehumidity 7 SealingJoggles Figure204...

Страница 734: ...FayingSealBetweenSkinsat Skin Lap Skin Skin PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Processes continued an 10 90...

Страница 735: ...argehole greater than 125 15 Nut 16 Washer D PressSealantintoPlace withFairingTool PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Processes continued 14 Pressure Side SEALING HOLES SEAL...

Страница 736: ...REPRESSURE GUNCONTAINS ENOUGH SEALANTTO COMPLETE A SEALAT ONEINJECTION WITHOUTANYBREAK STOPPINGANDSTARTING CAUSESAIR BUBBLESIN SEALSANDWILL PRODUCE A POORSEAL 11 SealingFasteners Figure 207 Sealallfas...

Страница 737: ...pe Referto view D of Figure208 j Crimpwidemaskingtapearoundsealassemblyto centerwire harness k Wrapcrimpedend withthreeturnsof 0 750inchmaskingtape Referto viewD of Figure208 I Puncturemaskingtapeover...

Страница 738: ...AINTENANCE MANUAL A Processes continued 1 Sealing Procedures continued FilletExcessSealant After Installation of FittingHalves ViewB Masking Tape 1 1 2 Width String MaskingTape 3 4 Width WireHarness S...

Страница 739: ...continued NOTE Recoverable End ApplyHeatin ThisArea O Ring Coating Side View End View Type Nut Type B Nut PressureBulkhead PressureBulkhead Type A NutInstallation HeatReflector 3 3 PressureBulkhead Ty...

Страница 740: ...aledwithinthis time mustbeprepared again CAUTION DONOTUSEPOLYVINYL ALCOHOL ASA RELEASEAGENTNEAR ACRYLIC PLEXIGLAS WINDOWS ITWILLCRAZEACRYLICPLASTICS 16 SealingFormed in Place Gaskets NOTE Thistypeof s...

Страница 741: ...gsurface a Aft 56598 06 b Top 56598 07 c Forward 56598 08 d Bottom 56598 09 3 Coatseal matingsurfacesandthe bayframefacewith3M 1300Lcontactcement Allow to dry 15minutes 4 Installsealsintheirappropriat...

Страница 742: ...heither2017 T4or 2024 T4rivets providingthe spacingsandedgedistancesof Chart801are maintained CHART 801 EDGE DISTANCE AND SPACING vs RIVET DIAMETER RIVET EDGE DISTANCE SPACING DIAMETER 2D 2D1 16 3D 4D...

Страница 743: ...holestandards conform to Chart803 useCR3243 forprotruding head andCR3242 forflushhead CHART803 SPECIFICATION FORREPLACEMENT OVERSIZERIVETS PROTRUDING HEADRIVETS SPECIFIEDRIVET OVERSIZED REPLACEMENT R...

Страница 744: ...ponents 2 HollowRivets Hollowrivetscanbe substituted for solidrivetsin nut plateattachment only iftheirsole purposeis the attachment of nutplates Hollowrivetsmaynotbe substitutedfor solidrivetsifthe n...

Страница 745: ...8 Two 5 32 Rivets See Note 8 Two 5 32 Rivets Two 5 32 Rivets See Note 10 See Notes 7and 10 5 32 NAS1738B Bulbed Cherrylock CR2249 NAS1739B Bulbed Cherrylock CR 2248 1 Thematerial thickness refers tot...

Страница 746: ...METALTHICKNESS 032 040 050 APPROVEDSUBSTITUTIONS FORMS20470AD 5 32INCHPROTRUDING HEADTYPERIVET ONA DIRECT ONEFORONE BASIS RIVET SHEETMETALTHICKNESS 032 040 050 020 025 063 071 NAS1398B CR3213 NAS1738B...

Страница 747: ...032 040 050 063 MACHINE 53 071 APPROVED SUBSTITUTIONS FOR MS20426AD 5 32 INCH FLUSH COUNTERSINK HEADTYPERIVETONA DIRECT ONE FORONE BASIS SHEETMETALTHICKNESS RIVET 020 025 032 040 050 063 MACHINE 071 N...

Страница 748: ...40 050 063 071 CR3212 NAS1739B APPROVEDSUBSTITUTIONSFOR MS20426AD5 32 INCH FLUSH DIMPLED RIVETONA DIRECT ONE FORONE BASIS SHEETMETALTHICKNESS RIVET HEADTYPE 020 025 032 040 050 063 071 NAS1739B APPROV...

Страница 749: ...E HEAD 100 Upto 062 CCR27455 3 1 CCR26455 3 1 CCR26455 3 2 063to 125 CCR27455 3 2 DR1204 0306 CCR26455 3 3 126to 187 CCR27455 3 3 DR1204 0308 188to 250 CCR27455 3 4 CCR26455 3 4 DR1204 0310 251to 312...

Страница 750: ...pairs Pressurized Section Wheneverpossible an insetis providedinthe upperpartof the pagewiththe shadedportion indicatinga typicalareawhererepaircouldbe required Thematerialto be usedinthe repairis spe...

Страница 751: ...dvancedTrainer MAINTENANCE MANUAL B FuselageRepairs PressurizedSection continued J Stringer Splice Typical R 1and R 2 ViewA A 12 PerSide Rivets MS20470 AD4 EquallySpacedwith 375EdgeMargin EFFECTIVITY...

Страница 752: ...kheadRepair continued R 3 9 EachMS20470AD4 Evenly Spaced 9 EachMS20470AD4 Evenly Spaced 17EachMS20470AD4 Evenly Spaced 17EachMS20470AD4 to Match Bulkhead A Repairfor Left andRightSidesSimilar Repairma...

Страница 753: ...ENANCE MANUAL B Fuselage Repairs Pressurized Section continued Bulkhead Repair R 4 On View A A TrimBackToClearCups Repairfor Left and RightSidesSimilar Material 0402024 T3Aluminum StructuralRepairs Fi...

Страница 754: ...ontinued Repairof Inner Skin Typical R 5 F S 113 0 I 24EachMS20470 AD4 Rivets Pickup Existing Pattern Viewof Inner SkinInstallation withRepair Accomplished 0 8 EachMS20470 AD4 RivetsEquallySpaced 4 25...

Страница 755: ...ed BulkheadRepair continued R 6 9 EachMS20470 AD4 Rivets 10EachMS20470 AD4 Rivets Existing ExistingHole F S 25 6 View A A Repair forLeftandRightSidesSimilar Repair maybemade fromP N56286 2 bulkhead wi...

Страница 756: ...ed Section continued BulkheadRepair continued R 7 Bulkhead F S 297 38 Bulkhead F S 280 0 PickupExistingPattern 4 Each 26 EachMS20470 AD4 Rivets A View A A Repair maybemadefromP N56261 4 bulkhead withf...

Страница 757: ...Pressurized Section continued Typical Fuselage Center Bulkhead Repair R 8 Angle Center Bulkhead Longitudinal Beam Assembly Repairfor Left and RightSidesSimilar Material 0502024 T3 Aluminum Structural...

Страница 758: ...uselage Repairs Pressurized Section continued Fuselage Skin Repair Typical R 9 and R 10 Note StopDrillCracksBeforeAddingDoubler 6 EachMS20470 AD5 Rivets 7 EachMS20470 AD5Rivets Material 080 2024 T3 Cl...

Страница 759: ...elage Repairs Pressurized Section continued BulkheadShelfRepair R 11 A I A I PickupExisting Patterns MS20470 AD4 Rivets 12Each O I 63 O Repair for LeftandRightSidesSimilar Material 0502024 T3 Aluminum...

Страница 760: ...d Fuselage Channel Repair R 12 Typical Channel Location Pressure Bulkhead F S 57 0 UtilizeExistingRivetPattern Use5 8 Spacing forAdditional Fasteners Channel 1 5 Repair forLeftandRightSides Similar Ma...

Страница 761: ...irs Pressurized Section continued Fuselage SkinRepair Typical R 13andR 14 Typical SkinRepair Application 31inMinimum EdgeDistance Typical 9 0 Material 0802024 T3CladAluminum BevelSides45 X 070 Structu...

Страница 762: ...UAL B Fuselage Repairs Pressurized Section continued BulkheadRepair continued R 15 Bulkhead Bulkhead F S 140 0 MS20470 AD4 Rivets ViewA A Material 0322024 T3 Aluminum StructuralRepairs Figure801 Sheet...

Страница 763: ...d Section continued LongitudinalBeamRepair R 16 Typical Location Pressure Bulkhead F S 57 0 MidSpace asShown MatchCenterPattern Beam Assembly Repairfor Leftand RightSidesSimilar Material 0402024 T3Alu...

Страница 764: ...ection continued TypicalPressureBulkheadChannelRepair R 17 Typical Pressure Bulkhead ChannelLocation PressureBulkhead F S 57 00 Channel Repairfor Left and RightSidesSimilar Material 0402024 T3Aluminum...

Страница 765: ...surizedSection continued FuselageStation 332 0Bulkhead Repair R 18 12 EachMS20470 AD4 Rivets TypicalBulkhead LocationF S 332 0 PickupExisting Pattern Existing Pattern 75 ViewA A Repairfor Left and Rig...

Страница 766: ...FuselageRepairs Pressurized Section continued Bulkhead Repair continued R 19and R 20 Bulkhead F S 215 0 ExistingRivetPattern View A A 5 EachMS20470 AD4 Rivets Material 0402024 T3Aluminum StructuralRe...

Страница 767: ...ction continued Fuselage SkinRepair Typical R 21 Intercostal Channel Bulkhead Note StopDrillCracks Before AddingDoubler 38R MS20470 AD4 Rivets W L 10 0 38 38 1 0 2 0 Material 0402024 T3Aluminum Struct...

Страница 768: ...10 00 52 10 00 52 30 00 52 30 00 52 30 00 52 30 00 52 30 00 52 30 00 52 40 00 52 70 00 52 70 00 CHAPTER DATE SECTION PAGE 1 1 2 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 1 1 2 PAGE DATE Jan 10 90 Jan 10 90 Jan 1...

Страница 769: ...FillingSnubberAssembly 7 DoorSnubberInstallation 7 DoorSealSystem 7 DoorSealAssemblies 7 DoorSealsRemoval 7 DoorSealsInstallation 9 52 30 00 CargoDoor 1 Cargo DoorRemoval 1 Cargo DoorInstallation 1 C...

Страница 770: ...NTS continued SUBJECT CHAPTER PAGE 52 40 00 Service NoseConeRemoval NoseConeInstallation DoorWarning DoorAjarSwitchesDescription DoorAjarSwitchesRemoval DoorAjarSwitchesInstallation DoorAjarSwitchesAd...

Страница 771: ...erto Paragraph CabinDoorSnubber d Disconnect two supportcablesfromdoor e Disconnect pressurelineto doorseal f Removehingepin andlift doorto separatehinges Removedoorfrom airplane 2 CabinEntrance DoorI...

Страница 772: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL 1 SupportCable 2 ScuffCover 6 WeatherSeal 9 InnerSkin Bulkhead 12 OuterSkin 6 WeatherSeal ViewA A CabinEntranceDoor Figure401 EFFECTIVITY 040...

Страница 773: ...rews andlocknuts to remove spindle fromdoor 5 Reach intoopening madebyremoving coverplate Remove boltandlocknut securing outer handle andshafttobellcrank D CabinEntrance DoorLatchMechanism Thelatching...

Страница 774: ...rank Upper 6 VerticalPushRod 7 Bellcrank Center 8 InsideLatchHandle 9 VerticalPushRod 10 Bellcrank Lower 11 CoverPlate 12 Knob AuxiliaryLock 13 CoverPlate 14 Rod 15 Washer 16 CotterPin 17 O Ring 18 Lo...

Страница 775: ...sintodoor 2 Installoutside handle if previously removed 3 Installbellcrank Secure withboltandlocknut 4 Connect pushrodstobellcrank beingsureto install spacers between vertical and horizontal pushrods...

Страница 776: ...oor loosenand removetwo machine screwsandnutssecuringassemblyto door 2 CabinDoorAuxiliaryLockInstallation Figure402 a Installspringintoplunger Installplungerand springintobushing NOTE EnsureO ringis i...

Страница 777: ...on door Securewithboltandnut c Securebootoversnubberconnectionon entrancedoor G DoorSealSystem Figure404 The doorsealsystemreceivesitspressurefrom the enginebleedair Thebleedair leavesthe bleed porton...

Страница 778: ...720 AdvancedTrainer MAINTENANCE MANUAL G DoorSealSystem continued 2 DoorInflationValve 7 LineAssembly CargoDoor 6 Washer DoorSeal 5 CargoDoorSeal CabinEntranceDoorSeal 3 LineAssembly CabinDoor DoorSea...

Страница 779: ...bywipingcemented surfaces lightly withToluol Wipeapproximately 2feetat atime immediately position andpress sealinplace Startat theairinletontheinflatable seal CAUTION DONOTSTRETCH THEINFLATABLE SEAL M...

Страница 780: ...idin reassembly 3 Removehardwaresecuringpushrodsto bellcranks 4 Removebellcrankassembliesfromdooralongwithteflonwashersusedon leftbellcrank only 5 Removehardwaresecuringpushrodsto upperdoorlatchassemb...

Страница 781: ...oorLatches CARGODOORINSTALLATION 5 AccessPanel Door 6 Bearing Support CargoDoor MainEntranceDoor MainEntranceDoor 7 LatchPin Aft 8 ControlBellcranks forAft LatchingMechanism 9 NylonBearingWasher 10 Be...

Страница 782: ...removescrewsfromaccesspanelin rearbulkheadof nacelle locker removeaccesspanel 2 Removesixmachinescrewsandlocknutssecuringlatchassemblyto nacelle Withdraw latchassemblythroughaccesspanel 3 Removetwo s...

Страница 783: ...removecotterpinsandwashersfrom hingepins b Removescrewsecuringbaggagedoor holdinglinkclampto doorframe c Whilesupportingdoor removehingepins andlift doorfor removal 2 Forward Baggage DoorInstallation...

Страница 784: ...earmassemblies fromthe clevisend of the tubeby removingcotterpins washers and pins 2 Removalprocedureforforwardbaggagedoor handleassemblyis asfollows a Disconnect rollpinlocatedbetweentubeassemblyand...

Страница 785: ...semblies isasfollows a Secure armassemblies to clevis endsontubeassembly withpins washers and cotterpins Ensure proper armassembly isoneachendoftube b Place complete tubeandarmassembly ontorearof door...

Страница 786: ...coneforwardandto the rightof fuselage d Disconnect anyelectroniccablesgoingintonosecone e Removehingepin NOTE Supportnoseconebeforeremovinghingepin 2 NoseConeInstallation Figure401 a Placenosecone inp...

Страница 787: ...jar lightwill stayon The lowerforwardswitchis atwo poleswitch Thepurposeof these switchesisto provideindependent groundto the warninglightassemblyif anyof the lockingpins do notengageproperly 2 DoorAj...

Страница 788: ...djustingswitches ensurealllockingpinsare adjusted b Removeinteriortrim panelfrom arounddoorframe c Withdoorclosedand locked screwswitchintoreceptacleuntilswitchactuates NOTE Anohmmeterorcontinuitytest...

Страница 789: ...F EFFECTIVE PAGES CHAPTER SECTION 53 EFFECTIVITY 53 CONTENTS 53 00 00 53 10 00 53 10 00 53 10 00 53 10 00 53 10 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan...

Страница 790: ...ardBaggageCompartment CHAPTER 53 00 00 PAGE 1 53 10 00 1 1 1 AuxiliaryStructure FloorboardInstallation FloorboardRemoval FloorboardInstallation AttachFittings Seat Rails AerodynamicFairings NoseCone T...

Страница 791: ...thetail conesection The nosesection forwardof station57 00 housesthe forwardbaggagecompartment the avionics compartment andnosewheelattachmentpoints The cabinsection from station57 00to station332 00...

Страница 792: ...beris installedto preventthe doorfromdroppingtoo fastwhenopened A cargodoor locatedinthe leftsideof the fuselageaft ofthe maincabinentrancedoor swingsup onlyafterthe cabinentrancedoor has beenopened T...

Страница 793: ...iberglass 2024 T3 2024 T3 2024 0 2024 2024 Kevlar 2024 THICKNESS 020 040 040 040 050 025 NOTE Left Wing Shown Right Wing Opposite and Noted Material Outlinesin Dots Usedon Right Wing Only HeatTreatto...

Страница 794: ...AntennaandCable Exec 9 RudderTrim 10 AvionicsBay NoseGearSteeringconnections 11 HydraulicFill BrakeReservoir 12 NoseBaggage Compartment OxygenBottle ECUGroundCoolingfan ElectricalControlPanel 13 APURe...

Страница 795: ...gremovalto facilitatereinstallation 332 00 Control Systems AccessPanel SeatTracks Sta 57 00 FloorboardInstallation Figure3 a FloorboardRemoval 1 Removecarpeting seats and otherfixturesas necessary 2 R...

Страница 796: ...MACHINING GUIDE INTHEVENDORPUBLICATION LIST a TailConeRemoval 1 Removefourscrewssecuringclosureplateto tail cone Removeclosureplate 2 Removescrewssecuringtailconeassemblyto fuselage Removetail cone b...

Страница 797: ...AdvancedTrainer MAINTENANCE MANUAL CHAPTER 54 LIST OF EFFECTIVE PAGES CHAPTER SECTION 54 EFFECTIVITY 54 CONTENTS 54 00 00 PAGE 1 1 1 CHAPTER DATE SECTION PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 LISTOF...

Страница 798: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL CHAPTER 54 NACELLES PYLONS TABLE OF CONTENTS CHAPTER 54 00 00 SUBJECT PAGE General 1 EFFECTIVITY 040 999 CONTENTSJan 10 90...

Страница 799: ...the cowlflapdoorand intercooler air inlet Referto 71 00 00forcompletedetail Thenacellefuelcellis locatedina compartment directlyaft of the enginefirewall Thisbladdertype fuelcellhasa capacityof 75 U...

Страница 800: ...5 20 00 55 20 00 55 20 00 55 20 00 55 20 00 55 30 00 55 40 00 55 40 00 55 40 00 55 40 00 55 40 00 PAGE 1 1 1 1 2 3 1 2 3 4 5 6 7 1 1 2 3 4 5 CHAPTER DATE SECTION PAGE DATE Jan 10 90 Jan 10 90 Jan 10 9...

Страница 801: ...stallation 1 55 20 00 Elevator 1 ElevatorRemoval 1 ElevatorInstallation 1 HingeTubeAssemblyDismantling 3 HingeTubeAssemblyReassembly 4 ElevatorTrimTabRemoval 4 ElevatorTrimTabInstallation 4 ElevatorBa...

Страница 802: ...stfixture jig shownin55 20 00 Figure3 and55 40 00Figure2 Balancingmustbe accomplished in a draftfree areaand in a mannerwhichallowsunrestricted movement of controlsurface c BalancingDefinitions Thefol...

Страница 803: ...l Stabilizer Installation Figure 1 a Position stabilizer attopof vertical finwithfrontsparbehind finfrontsparandrearsparbehind fin srearspar b Lineupfixtureholes andinstallretaining bolts Withholesali...

Страница 804: ...PIPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A HorizontalStabilizer continued Empennage Installation Figure 1 Sheet1of 2 EFFECTIVITY 040 999 55 10 00 Jan 10 90...

Страница 805: ...MANUA A Horizontal Stabilizer continued View A Fin Frontand RearSparFitting View B InboardElevatorHingePoint View C CenterElevatorHingePoint View D OutboardElevatorHingePoint Empennage Installation Fi...

Страница 806: ...rn 2 Toremovehingetubeassembly removetwoscrewson innerflangeandtwo boltson eachhingeattop and bottomof horizontalstabilizerrearspar removeassembly 2 ElevatorInstallation Figure1 a Mounthingetubeassemb...

Страница 807: ...MANUAL A Elevator continued View A Fin Frontand RearSparFitting View B InboardElevatorHingePoint View C CenterElevatorHingePoint View D OutboardElevatorHingePoint Empennage Installation Figure 1 Shee...

Страница 808: ...wo boltsattachingelevatordownstopto hinges c Removethroughboltsconnectingtwo collarsto hingetube Slidecollarsofftube d Betweentwo hinges removetwothroughboltsfasteninghornassemblyto hingetube e Carefu...

Страница 809: ...22A through boltsandtorque to30 40 inch pounds onlocknuts g Slidesecond collarovertubewithflangeawayfromhingesandatendoftube h Withcollar positioned properly alignboltholes Install AN174 22A through b...

Страница 810: ...tsor washersfrom beam balancingbolt Whenbalancingtool moveable weightmustbe at bar shingecenterline g Afterbalancingtool reattachto elevator Keepbeamposition90 fromelevatorhingeline h Determinebalance...

Страница 811: ...ions in Inches Horizontally Adjustable for Setting Toolto BeamBalancing Bolt Usedfor Balancingthe Tool ItselfOnce the Trailing EdgeSupport HasBeenSet HingeCenterline PlacedDirectlyOver HingeLineof Con...

Страница 812: ...iredto raiseelevatorthroughneutralpositionuntiltrailingedgeis approximately 2 inchesaboveneutral d Recordrestraining force loweringelevatorfrom2 inchup position throughneutralposition to original2 inc...

Страница 813: ...IPERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL A Vertical Stabilizer NOTE Thevertical stabilizer cannot beremoved withoutmajor structural repair EFFECTIVITY 040 999 PAge 1 55 30 00 Jan 10 9...

Страница 814: ...Moveaccessplatehalfwayup rudderon leftsideof its leadingedge for accessto trim cable sectorassembly f Removelowertaperedpin Pulllowertrim shaftfrombottomof ruddersectorassembly g Removesafetywire fro...

Страница 815: ...ner MAINTENANCEMANUAL A Rudder continued ViewA UpperRudderHingePoint ViewB CenterRudderHingePoint ViewC RudderSector View D RudderTrimTabHingePoints Empennage Installation Figure1 Sheet2of2 EFFECTIVIT...

Страница 816: ...rquetubeand holdin place Aftersecuring the armon bottomof tubeshouldextendtowardsleftsideof aircraft b Installtaperedpin c Reconnect trim screwshaftto torquetubearm f Operatecontrolsto ensurecontrolso...

Страница 817: ...tatefreelywithno bindingat knifeedges c Verifythat unbalanceis betweenlimits 29 1 in lbs trailingedgeheavy d If surfaceis leadingedgeheavy removematerialfromsurfacebalanceweightuntila balanced conditi...

Страница 818: ...derpassesthroughneutralposition Determineactualfrictionin systemasfollows a Retractnosegear b Attachspringscaleto lowertrailingedgeof rudder forwardof tab Shownin Figure3 c Withspringscaleattached pos...

Страница 819: ...6 00 00 56 00 00 56 00 00 56 00 00 56 00 00 56 00 00 56 10 00 56 10 00 56 10 00 56 20 00 56 20 00 56 20 00 CHAPTER DATE SECTION PAGE 1 1 1 2 3 4 5 6 1 2 3 1 2 3 PAGE DATE Feb 1 98 Feb 1 98 Feb 1 98 Fe...

Страница 820: ...ir Rework Procedure Side AcrylicWindowsOnly CleaningWindshieldandWindows FlightCompartment Removalof Standard Windshield Installationof StandardWindshield StormWindow Removalof StormWindowAssembly Ins...

Страница 821: ...contact with rough abrasives or sharp objects Visible scratch undetectable when passing a fingernail over the scratch Considered non critical other than being an appearance defect A scratch measuring...

Страница 822: ...n of the aircraft 5 Scratches a A scratch no longer than 0 062 inch 1 575 mm long and no deeper that 0 015 inch 0 381 mm is acceptable b Heavy scratches on either glass ply are cause for immediate win...

Страница 823: ...equires replacement 4 Haze or foggy appearance on the glass is not acceptable if the amount of haze fog causes an obstruction of vision in thearea used for operation of the aircraft 5 Blemishes a Blem...

Страница 824: ...rtion of a window not used for flight vision 1 Mark Off in moderate amounts is acceptable provided that visibility is not impaired 2 Distortion a Distortion alongthesidesofthewindowwithin0 5inches 1 2...

Страница 825: ...laced e Replace window pane if a single crack or combination of adjacent facing cracks exceed 0 300 inch 7 62mm in length 5 Chips Scratches and Crazing Limitations a Scratches in acrylic windows may b...

Страница 826: ...area with water 5 Using 600A wet or dry abrasive paper repeat step 3 Continue sanding only until the hairline scratches caused by the coarse sanding are no longer apparent Sand a larger area than tha...

Страница 827: ...shield CAUTION DONOTPRESSURIZE CABINFORATLEAST48 HOURSTO ALLOWSEALANT TO CUREAROUNDWINDSHIELD a Preparesurfaceaccordingto instructions in51 20 00 NOTE Maskwindshieldopticalsurfacesand fuselageskinarou...

Страница 828: ...7 MS24694 552 31REQ LEFT 31REQ RIGHT 8 MS24694 561 4 REQ LEFT 4 REQ RIGHT 9 MS24694 561 18REQ LEFT 18REQ RIGHT 10 MS24694 559 28REQ LEFT 28REQ RIGHT 11 MS24694 554 1REQ LEFT 1REQ RIGHT PIPER AIRCRAFT...

Страница 829: ...5 aroundtrim ring showninFigure402 3 ApplyPRC1425sealantto outerrimof innerringon stormwindowassembly Place windowintopositioninopening 4 Alignholesin innerringon stormwindowwithholesintrim ring Insta...

Страница 830: ...ngadhesive Placegasketon retainerringand place retainerring aroundwindow Installwindowfrominsidecabin d Secureretainerring e Installtrim mouldingaroundinsidewindow f Applybeadof sealantaroundouterperi...

Страница 831: ...lyPR142Primer NOTE 2 Sandpaint sealant etcfromcutoutedge CleanwithStoddardsolventandapply coatof PR142primer CHANNEL SUPPORT 15 TO 25 MASKTHISLINETO PREVENT SANDING EXPOSED WINDOW SEENOTE1 VINYL TAPE...

Страница 832: ...NTENANCE MANUAL Note SealSurfacesindicatedwithPR383conforming to MIL S 11031B Outer Plate Cover Placard Inner Outer VIEW A A Intercostal Channel Intercostal i VIEW B B HandleCover SafetyWire Handle Mo...

Страница 833: ...E PAGES CHAPTER SECTION 57 EFFECTIVITY 57 CONTENTS 57 00 00 57 10 00 57 10 00 57 10 00 57 10 00 57 10 00 57 60 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 1 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Ja...

Страница 834: ...AINTENANCE MANUAL CHAPTER 57 WINGS TABLEOFCONTENTS SUBJECT CHAPTER PAGE Description andOperation Removalof Wing Installationof Wing Ailerons AileronBalancing Procedure 57 00 00 57 10 00 57 60 00 1 1 2...

Страница 835: ...ough section which creates a continuous main spar Additionalsupportfor thewingis alsoprovidedbyfront and rearsparconnections Attachedto eachwingarethe engines ailerons andflaps Theenginenacelles locat...

Страница 836: ...plyto bothwings 9 Blockailerontrim cableat sideof fuselageandwithinwingto preventtrimdrumfromunwrapping Disconnect trim cableturnbucklesatwingstation90 00 Drawcablesinboardthroughwing 10 Removecablegu...

Страница 837: ...t blocks andclamps 16 Connect electrical wireconnectors 17 Through wingfairingaccess openings atunderside offuselage connect fuel hydraulic lines and fuelvalvecontrol cables 18 Drawflexible driveshaft...

Страница 838: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL 401 WingInstallation Figure401 Sheet1 of 3 EFFECTIVITY 040 999 57 10 00 PAGE3 57 10 00 Jan 10 90...

Страница 839: ...RIGHT PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL LB BOLT AN3 6A WASHER AN960 10 WASHER AN960 10L NUT MS20365 1032C 2 REQ LEFT 2 REQ RIGHT BOLT AN3 6A WASHER AN960 10 NUT MS20365 1032C...

Страница 840: ...T 1REQ RIGHT PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL NOTE Referto Installation of Wing StepB 7 fortorquevalue SKETCHC BOLT WING ATTACHMENT LOWER P N59824 TORQUE 480 600 IN LB SKET...

Страница 841: ...d Ensuresurfacerotatesfreelywithno bindingat knifeedges e Verifyunbalanceisbetweenlimits 17 0 2 inch pounds leadingedgeheavy f Ifaileronistrailingedgeheavywithmastertestweightinstalled determineandcor...

Страница 842: ...0 61 10 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 61 20 00 PAGE 1 1 1 1 2 3 4 5 1 2 3 4 5 6 7 8 9 10 CHAPTER DATE SECTION Jan 10 90 Jan 10 90 Jan 10 90 Jan 10...

Страница 843: ...ationof PropellerConstantSpeedGovernor 1 ConstantSpeedGovernorAdjustments 1 Removalof Overspeed Governor 2 Installationof OverspeedGovernor 2 OverspeedGovernorOperationalChecks 3 AutofeatherSystem 3 A...

Страница 844: ...pellergovernors Centrifugalcounterweights assistedbya featheringspringmovethe bladestowardthe lowrpm highpitch positionand intothe feather position Thismovementisopposedbyoil pressurecontrolledbythe p...

Страница 845: ...e 401 Lever PropDeicer TORQUE SEQUENCE A B Block Assembly Assembly Deicer EngineMounting Flange 0 Ring SpinnerBulkhead SECTION A A SlipRingAssembly Deicer FlexLocknut Piston Nut Ring RodEnd BetaNuts L...

Страница 846: ...llfeedbackringpuller P N51519 Pullfeedbackringfullyforward Usestandard5 8 inch socketagainstpropellerhub Figure402 6 Removesafetywirefrompropellermountingboltsand removebolts 7 Placedrip panunderprope...

Страница 847: ...g 2000RPM 27 degrees PropellerTorqueLimits Description Required Torque PropellerMountingBolts 100 105ft lb lubricate threads withpetrolatedgraphiteMIL T5544 SpinnerBulkheadAttach mentScrews 65 100in l...

Страница 848: ...blepartsforwear andsafety 5 Donot letsteelhub partsrust Usealuminumpaintto touchup ifnecessaryor replaceduring overhaul CAUTION DONOTATTEMPTTO ROTATE PROPELLER BLADESUSINGBLADEARMS DAMAGINGFEEDBACK RI...

Страница 849: ...for removing nicks cracks andscratchesis byusingrifflefile and orcrocuscloth Bent Tip Propeller Exaggerated Viewof Nickin Faceof Blade BlendDeepestPortion of NicksIntoLeading Edge AlignmentWith Smooth...

Страница 850: ...otterpin f Connectpneumatictubeatgovernor torquecouplingnut90 100inch pounds and lockwire g Connectandsecureelectricalconnections to governor h Connectproppitchcontrolrodto governorcontrollever i Chec...

Страница 851: ...ter Figure501 to meetthis requirement I Shutdownengineandreconnectair bleedlinkto interconnect rod m Restartengineandcheckreversepowersetting Feathering GovernorMaximum Adjuster SpeedAdjustment Pneuma...

Страница 852: ...s removed Twoautofeather conditionscannotoccursimultaneously 8 AutofeatherSystemOperation Thesystemiscontrolledbyan ARM OFFswitchand a separatetestswitchlocatedon the lower leftinstrumentpanel alongwi...

Страница 853: ...0 0 approx RemoveconnectorE411fromcomputer c Ensureautofeathercircuitbreaker locatedon rightsideof non essential circuitbreakerpanel is pushedin d Establish28 Vdcelectricalpoweron non essential bus e...

Страница 854: ...Manual P N761 853 61 22 01forelectricalschematicdiagram of PropellerSynchrophaser Installation NormalFlight a Synchronize enginesmanually b Turnsynchrophaser switchON If synchrophaser failsto synchron...

Страница 855: ...mconnector Controlboxdefective Adjustpickupoutputor replacepickupas required Replace Replace RPMsurgeor hunt Synchrophaser gaintoo high Recalibrate governoron teststand Synchrophaser coil leads aircra...

Страница 856: ...nsurepolarityof pin B is positiveandpinA is negative c Aftercompletionof preceding tests connectcontrolbox d Usean oscilloscopeto checkvoltageoutputof governormagneticpickup EFFECTIVITY 040 999 61 20...

Страница 857: ...nds c Slowly reduce leftpropeller rpmuntilsynchronization islost d Turnsynchrophaser OFFandlistenfortheaudible beatfrequency ofpropellers Record total number of beatsfora20second timeperiod or10second...

Страница 858: ...wo screwsand liftout b Installation of ControlBox 1 Setcontrolboxintopositionon bottomclip 2 Attachtwoscrews 3 Screwinconnector 15 MagneticPickup CAUTION DONOTHAMMERORJARMAGNETICPICKUPS DOINGSOWILLDEC...

Страница 859: ...ced byonetarget onflyweight head Donotinterpret peaktopeakvoltage withanyrmsreading voltmeter TEST BETWEEN RECEPTACLE NUMBER OSCILLOSCOPE ONLY VOLTSAC PEAKTO PEAK RPMSETTING D and E CandG D and E C an...

Страница 860: ...00 00 71 00 00 71 06 00 71 00 00 71 00 00 71 00 00 71 00 00 71 00 00 71 10 00 71 10 00 71 20 00 71 30 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 6 7 8 1 2 1 1 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90...

Страница 861: ...00 PowerPlant DescriptionandOperation FaultIsolation EngineRemoval EngineInstallation EngineBuildup Cowling Removalof Cowling Installation of Cowling Cleaning Inspection and Repairof Cowling Mounts Re...

Страница 862: ...resecuredbytwotensionlatches Theoil quantitydipstickis locatedinsidethe leftaccessdoor Anair inletductfor startergeneratorcoolingis locatedon the lowerleft sectionof bothcowls The outletductis located...

Страница 863: ...orflowfrom FCU outlettubeto startingflow controlwhile motoring engine If no flow remove FCU checkbypassvalveby applying5 psi max to bypass returnportandcheckfor air leakagefrom FCUinlet If leakageisfo...

Страница 864: ...ru mentation Controllinkageadjusted incorrectly Propellergovernorpneumatic sectionadjustedincorrectly Leakor restrictioninfuel controlpneumaticsystem Enginepowersettingsnot adjustedcorrectly Defective...

Страница 865: ...seals C Defectiveoil to fuel heater internalleakage t min P Yline leaking C Leakor restrictionin P 3line C Iceaccumulation inP 3line C Remedy Check system andrepairas ecessary ill oiltank as required...

Страница 866: ...r HeadandNut AN960 716L Washer UnderNut A Torqueto 225 to 300 Engine FireSeal I Inch Pounds VIEWA A REARVIEW Torque to 170 200 Inch Pounds STA STA 56 97 75 70 STA STA 96 00 106 00 LEFTSIDEVIEW Power P...

Страница 867: ...rqueto 170 200 Inch pounds Engine Fireseal STA 106 00 Engine Mount STA 56 97 TOPVIEW STA STA 96 00 75 70 STA STA 106 00 96 00 STA 75 70 STA 56 97 RIGHTSIDEVIEW PowerPlantInstallation Figure401 Sheet2...

Страница 868: ...op leftandtop rightfire sealsfrom engine 11 Disconnectalldrainlinesattachedto engineandfuellinesattachedto scavengepump CAUTION DONOTBENDPOWERCONTROL CABLEIN DIRECTION OFFERINGGREATEST RESISTANCE WHIC...

Страница 869: ...o properconnectionson engine Securewithappropriate clamps Referto latestrevision of PiperServiceLetter727for information on firewallinspection 4 Routepropellercontrolcablethroughbracket clampassembly...

Страница 870: ...1 The procedure for installingcowlingis the sameforeitherengine a Positionand supportlowercowlingin place Securecowlingwithfastenerspreviously removed b Connectrodto ice deflectordoorand installaccess...

Страница 871: ...INTENANCE MANUAL A Cowling continued NOTE Adjustlatchessothat forcerequiredto closelatchesis inthe range of 8 to 12pounds Do notexceed15 pounds LowerForward Cowl CowlingInstallation Figure401 EFFECTIV...

Страница 872: ...eenginemountingboltsandforwardhalfof the mountassemblies d Carefullyraisethe enginejust enoughto removethe shockmounts Checkall lines wires and cablesfor interference Disconnectlinesandcablesifnecessa...

Страница 873: ...ge forward andaftof engine compressor intake Thefireseals constructed ofsemicircular sections aredesigned toforma firesealbetween the engine andcowling Thefiresealsalsoprovide a mounting location ands...

Страница 874: ...NTS 73 00 00 73 10 00 73 10 00 73 10 00 73 10 00 73 10 00 73 20 00 73 30 00 73 30 00 73 30 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 4 5 1 1 2 3 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan 10 90 Jan 10...

Страница 875: ...f FuelControlUnitforService Off Engine 1 Preparationof FuelControlUnitforService On Engine 1 PreparationforShipping 1 Removalof FuelControlUnit 1 Installationof FuelControlUnit 1 FuelControlUnitChecks...

Страница 876: ...odyto block fuelinletportandallows fuelwithinprimary andsecondary manifolds to drainoutdumpport Afuelscavenge system collects thisresidual fuelafterengine shutdownand duringstartup Theexcess fuelisthe...

Страница 877: ...emblies NOTE Referto Prattand WhitneyMaintenance Manualp n 3034342 Chapter73 for Functional Checkof FuelManifoldAssemblies 4 EngineDrivenFuelPumps a MainFuelSupplyPump Figure301 Themainfuel supplypump...

Страница 878: ...pressure 33 1 psi at 80 rpm and 300 pounds hour flow rate Accessory Pad H on Engine AdjustFuel PressureHere To Tee on Fuel Oil Heater DualDrive SupportBracket DualDrive AdapterAssembly Pump To Fuel Fi...

Страница 879: ...NCE MANUAL A Distribution continued DriveShaft Discharge Filter Element Preformed Packing Discharge Filter Cover InletFilter Cover Inlet Filter Element Preformed Packing Preformed Packing FuelControlU...

Страница 880: ...AL A Distribution continued Spring Clamp LineConnector to SolenoidValve ModifiedElbow OverflowDrain Line O Ring AN924 4 Nut SpringWasher Jet Nozzle FuelScavengeCan O RingSeal Fuel Overflow CheckValve...

Страница 881: ...d returnsfuelto nacelletank Whenstarter is released the solenoidvalveis returnedto the closedposition Anoverboardvent lineis attachedto scavengepumpin the eventof a malfunction The presence of fuel be...

Страница 882: ...nitassuringcompletefilm on all partsand passagesinfuelsection b Afterpreservation processis complete drainoilfromcontrolunit Replaceall capsand plugs previouslyremoved c Whenpackagingunitfor shipping...

Страница 883: ...connector fromfuelflowtransmitter 3 Disconnect fuellinesattached tofuelflowtransmitter andremove transmitter 4 Capallopenfuellinestoprevent contamination b Installation ofFuelFlowTransmitter 1 Attachm...

Страница 884: ...e Setmustbecapable of providing and monitoring staticpressures from0 50psiusing engine oil 2 Turnaircraft master switchON 3 Withfittingsloosened andvalvetowards line turnhandle clockwise untilairisble...

Страница 885: ...NTENANCE MANUAL A Indicating continued 2 FuelFlowIndicatingSystem continued CHART1 FUELSYSTEMCALIBRATIONDATA PSI TOLERANCE 0 5 10 13 20 25 30 33 40 45 50 0 psito 15psi 2 psi 16 psito 50psi 5 psi EFFEC...

Страница 886: ...PAGES CHAPTER SECTION 74 EFFECTIVITY 74 CONTENTS 74 00 00 74 10 00 74 10 00 74 20 00 74 20 00 74 20 00 74 20 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 1 2 3 4 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan...

Страница 887: ...un Distribution Igniter Plugs Removal of IgniterPlugs Installation of IgniterPlugs Inspection of IgniterPlugs Cleaning of IgniterPlugs Ignition Cables Removal of Ignition Cables Installation of Igniti...

Страница 888: ...anddischargethe capacitoracrosstwo sparkigniters Thedesignof the systempermitsoperationof one sparkigniterifthe otherstopsfunctioning The hightensioncableassembliescarryan electricalchargefrom ignitio...

Страница 889: ...bserve all safety precautions whenhandling thisunit WARNING RESIDUALVOLTAGE INTHE EXCITERCANBEVERYHIGH ENSURE IGNITIONISOFFANDSYSTEMISINOPERATIVE FORAT LEASTSIX MINUTESBEFOREREMOVING COMPONENTS ALWAYS...

Страница 890: ...pingsoundwithfrequencyof approximately one snapper second Ifsnappingis audible ignitionis satisfactory e Secureengineby movingCONDITION leverto STOPposition Switchignitionandbattery masterswitchesOFF...

Страница 891: ...of IgniterPlug CAUTION IF IGNITERPLUGIS DROPPED INTERNALDAMAGE NOTDETECTABLE BY TEST CANOCCUR AND IGNITERPLUGMUSTBEREPLACED CAUTION DONOTUSEANYTHREADLUBRICANT ON IGNITERSDURING REINSTALLATION TO ENGIN...

Страница 892: ...r Acceptable Wear WornOut NOTE Fordimensions A andB refer to Chart1 IgniterPlug Figure601 DimensionB d Cleaning of Igniter Plugs 1 Capcableendof igniter plugtoprevent foreign material fromentering dur...

Страница 893: ...apter74for Removal of IgnitionCables b Installation of IgnitionCables NOTE Referto Prattand WhitneyMaintenanceManual p n 3034342 Chapter74 for Installation of IgnitionCables c Inspectionof IgnitionCab...

Страница 894: ...ramManual p n761 853 section74 20 01 a Testof IgnitionSystem 1 Testfor properannunciationandoperationasfollows a Positionenginecontrolleversfor start Placeignitionswitchin MANUALposition Amberannuncia...

Страница 895: ...er MAINTENANCE MANUAL CHAPTER 75 LIST OF EFFECTIVE PAGES CHAPTER SECTION 75 EFFECTIVITY 75 CONTENTS 75 00 00 CHAPTER DATE SECTION PAGE PAGE DATE 1 1 1 Jan 10 90 Jan 10 90 Jan 10 90 LIST OF EFFECTIVE P...

Страница 896: ...PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL CHAPTER 75 AIR TABLE OF CONTENTS CHAPTER 75 00 00 SUBJECT PAGE Air General 1 EFFECTIVITY 040 999 CONTENTS PAGE 1 Jan 10 90...

Страница 897: ...ded Onesystemprovidesair for bearingcompartmentsealing A secondsystemprovidescoolingair The thirdsystemprovidesairfor the compressorbleedvalveand airframeservices Referto Prattand WhitneyMaintenance M...

Страница 898: ...11 Jan 10 90 76 10 00 12 Jan 10 90 76 10 00 13 Jan 10 90 76 10 00 14 Jan 10 90 76 10 00 15 Jan 10 90 76 10 00 16 Jan 10 90 76 10 00 17 Jan 10 90 76 10 00 18 Jan 10 90 76 10 00 19 Jan 10 90 76 10 00 20...

Страница 899: ...ts PriorToFirstRun 8 Riggingof RearLinkage FuelControlUnit and PropellerControlCamAssembly 8 PowerLevelControlInstallation 15 FrontEndRigging 15 Condition StartControl LeverRigging 16 PropellerControl...

Страница 900: ...rcontainsprocedures for the installationand adjustment of the Pratt WhitneyCanada PT6A 61enginecontrols Referto PrattandWhitneyMaintenanceManual p n 3034342 Chapter76 for moreinformation on EngineCont...

Страница 901: ...ETO COIL INTOTHENEWPLANE CAUTION NEVERLUBRICATE CONTROL CABLEASSEMBLIES CAUTION DONOTTWIST CRIMP DENT APPLYSIDEPRESSURE ORSTANDON CONTROL CABLEASSEMBLY CAUTION DONOT COILCONTROLCABLELIKEA ROPEORFORCEI...

Страница 902: ...A PowerLeverControl Cable continued 1 Storage andHandling continued SeeViewA Step1 Step2 Step 3 Step 4 6 50 STROKE 5625 18UNF 3A 44 DIATYP 34DIATYP WingCableConnection ViewA Power LeverControl CableH...

Страница 903: ...erleverto idle Camfollowerpinon propellerreversecammustbe in idle detent 2 Insertcamriggingpin Donot disturbenginerigging SeeFigure401 j If necessary removecablesectionbetweenwingconnectionand engine...

Страница 904: ...TION DURINGINSTALLATION CABLESHOULDBE ROUTEDWITHOUT RESTRAINT AT EITHEREND DONOTTWISTORUSEUNDUEOR EXCESSIVEFORCE a Installcablesection between wingconnection andengine NOTE Beforeinstalling newcablese...

Страница 905: ...RESTRAINT TO EITHEREND TWISTINGOREXCESSIVE FORCEWILL DAMAGECABLE NOTE Beforeinstallingnewcablesection be surerespectivecableendsareat their properposition NOTE Beforeinstallingcable checkthat camfollo...

Страница 906: ...screws Exactcylinder adjustmentmustbe accomplished duringenginegroundrun Referto Autofeather Adjustmentthis section 14 Connect and safetywingconnector 15 Checkthat cableis routedcorrectlyand nottwist...

Страница 907: ...ol Cable continued Power Throttle CableHousing PowerLeverControlCableEngineConnections Figure402 Autofeather MicroSo ActuatingCylinder evis PowerLever Throttle witch A 1 00Inch racket Power Lever Cont...

Страница 908: ...aintenance Manual p n3034342 fortheoperating principles andfunctions of engine mounted controls NOTE Toreplace power controlcable referto Power LeverControl Cable inthischapter 1 Rigging OfRearLinkage...

Страница 909: ...ntrol unitpower leverisfirmlyagainst lowidlestop Useserrated spacer onfuelcontrol unittoadjust NOTE See Figure503for Woodward TypeII fuelcontrolunit SeeFigure504 for WoodwardTypeIIIfuelcontrolunit The...

Страница 910: ...ERAIRCRAFT PA 42 720 AdvancedTrainer MAINTENANCE MANUAL B EngineControlAdjustmentsPriorToFirstRun continued FuelControl Unit Lever OverallView EngineControls Figure1 EFFECTIVITY 040 999 Jan 10 9076 10...

Страница 911: ...rm RiggingPin 0 090InchDiameter PIPERAIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL B EngineControlAdjustmentsPriorTo FirstRun continued PowerLever Throttle A 1 00Inch B 1 10Inch 0 10 SupportB...

Страница 912: ...EngineControlAdjustmentsPriorToFirstRun continued RodEnd Bearing Propeller Cam Push Pull Cable RearEndClevis 55 FuelControl Serrated Arm Spacer Interconnect RodRigging Figure405 Outer Serrations FuelC...

Страница 913: ...To FirstRun continued Inner Serrations HighIdleStopAdjustment 0 73 PerTurn E MaximumReverse PowerStop ConditionLeverCable ADJUST dieStopAdjustment PerTurn DO NOTADJUST ConditionLeverCam Maximum Forwar...

Страница 914: ...ConditionLeverCable DONOT ADJUST DeadBandStopScrew aand Adjustment DONOT ADJUST Power Lever DONOTADJUST NgMaximum Forward Stop IdleAdjustment 2 PerFlat Loosen Lower ScrewandTighten Upper Screw ToLower...

Страница 915: ...levisfrompropeller control cam i Refer to Figure 503or504 Movecockpit power leversintoreverse modeuntilfuelcontrol unit power levercontacts maximum reverse power stop Refer to Figure 406 Adjust revers...

Страница 916: ...ure507 Setcockpitconditionleverto locaterollerinlowidledetent c Referto Figure506 Positionfuel controlunitconditionleverarmin lowidleposition d Inserta 0 187inchbolt riggingpinthroughelongatedholein c...

Страница 917: ...hole in arm extension d Usingbolt spacer two washers and nut attach rod end to arm extension e Tighten rod end bearing jam nut to a torque of 35 40 inch pounds f Move both cockpit propeller levers fo...

Страница 918: ...Prior To First Run continued WireRope Cable WireRopeFront EndClevis Propeller Reversing Arm BetaControl Clevis BetaValveClevis Slot Face Beta Stop RodEndBearing Interconnecting Rod InnerPart Pulley In...

Страница 919: ...ineControlAdjustments PriorToFirstRun continued ConditionLeverRoller CockpitConditionLever CockpitCondition StartControl Lever Figure507 Governor Arm GovernorArm Washers Nut JamNut Extension Constant...

Страница 920: ...F MORETHANTHREESTARTCYCLESAREREQUIRED ALLOWA 30 MINUTE COOLINGOFFPERIODTO PREVENT OVERHEATING STARTER f Motorengine withstarteruntilcleanfuelisdraining fromfuelsupply line g Checkthefollowing duringen...

Страница 921: ...A PILOTOROTHERRESPONSIBLE PERSONEXPERIENCED ONENGINESTARTANDSHUTDOWNPROCEDURES ANDOTHERSYSTEM FUNCTIONSREQUIRED TO PROPERLY ANDSAFELYOPERATE ENGINES REFERTO PILOTSOPERATING MANUALFORREQUIREDINFORMATIO...

Страница 922: ...ck Checkthat ignitionison at not lessthan250 foot pounds torque 4 Referto 74 10 00and74 20 00for correctiveaction h Checkenginealignment Referto Chart2 OPERATING CONDITION POWERSETTING SHP TAKEOFF 720...

Страница 923: ...105 135psigatgasgenerator speeds above 72 andoiltemperatures between 60 70 C Oilpressures below105psigareundesirable andindicate oilfiltercouldbe restricted Oilpressure between 60and105psigmustonlybet...

Страница 924: ...ckupPoint 1900RPMCK Obs Torque Q ResetQ ResetQ ResetQ Final1900RPMQ Tolerance 30 ft lb of targetvalue 30 ft lb betweenengines IDLESET PressureAltitude OAT Compute1900rpmQ FromChart3 Ft Ft Lb In In In...

Страница 925: ...rd TypeIIIfuelcontrol unitseeFigure 504 2 Positioncockpitconditionleverin lowidledetent 3 Setfuel controlunitidleadjustmentto produce56 to 58 percentNg a Woodward TypeIIfuelcontrol unit Ngwillchange 0...

Страница 926: ...ece of paperbetween deadbandscrewanddeadbandstop Slowlymove linkage toward forward range until a Deadbandscrewcontactsstopwith justenoughpressureto holdpapertight b Anymovementof linkagetowardreverser...

Страница 927: ...PA 42 720 AdvancedTrainer MAINTENANCE MANUAL C EngineRunAdjustments continued CHART3 1900RPMTORQUECURVE 860 EXAMPLE GIVEN 1 PA 500FT 2 OAT 30 80 45 35 25 15 5 5 5 25 45 45 040 999 76 10 00 PAGE 27 76...

Страница 928: ...ltsin30foot pounds torqueincrease e Reverse maximum poweradjustment 1 Location Reverse power stoponpower control cable Figure 406 2 Determine maximum reverse power a Runengine Placecockpitpower levers...

Страница 929: ...cockpit propeller control leverfullforward highrpm Check thatlever hasa0 06inchspring back 3 Advance power lever Npshould increase to andstabilize at 2000rpm 4 Referto Figure 511 Adjustmaximum rpmstop...

Страница 930: ...f masking orothersuitable tapeonupperpedestal coverbetween power levers 3 Startbothengines 4 Advance bothpowerleversto80to 83percent Ng Markpower leverposition ontape 5 Shutdownengines 6 Setpowerlever...

Страница 931: ...enstaggeris uniformbetweentorquesof 300 and 1000foot pounds NOTE Beforeadjustingfuel controlunitserratedspacer scribea lightreference across serratedparts NOTE Referto RiggingOf RearLinkage FuelContro...

Страница 932: ...er rpm Np engine torque Q andfuelflow F F ofbothengines d Determine theaverage Ng e Adjustpower tooperate bothengines attheaverage Ng 6 If knobsplitremainsmorethan 1 8knob buttorquedifferenceis 30 foo...

Страница 933: ...justments continued 3 Engine Running Adjustments continued Air BleedLine ResetArm PneumaticMinimum AdjustmentScrew Interconnecting Rod PropellerGovernor RightSideView Figure511 Propeller Control Lever...

Страница 934: ...otoringRun Thedry enginemotoringrun is used 1 Toclearengine oftrapped fuelorvaporsafteranunsuccessful engine start 2 Tocheckfuelsystem for leaksafteracomponent replacement 3 Ifthereisevidence ofafirew...

Страница 935: ...TENANCE MANUAL C EngineRunAdjustments continued CHART4 POWERASSURANCE CHECK PT6A 61 POWER ASSURANCE CHECK MAXIMUMVALUES 24 550 0 105 100 j 95 95 90 85 85 STATIC INSTALLED PROP SPEED 2000 RPM BLEED OFF...

Страница 936: ...ingpropellerfeatheringcheckduringthe first flightfollowingan engine installation 1 Installedengine Poweroff 2 Installedengine Propellerfeathered 3 Operatingengine Maximumcontinuouspower 4 Airspeed 118...

Страница 937: ...ed position Check thatalladjustment screws arein contact withguidecollar i Refer to Figure 514 Installdomenut Tighten toa torque of 120foot pounds Startengine Cyclepropeller intoandoutoffeather k Chec...

Страница 938: ...t continued 2 ExternalFeatherStopAdjustment continued SECTION A A A 2626 Screw Piston LinkArms Cylinder NOTE Uselengthof A 2626 screwasrequired to maintain a minimum of 1 2inchof screw engagedinpiston...

Страница 939: ...TENTS 77 00 00 77 10 00 77 10 00 77 10 00 77 20 00 77 20 00 77 20 00 77 20 00 77 20 00 77 20 00 77 30 00 CHAPTER DATE SECTION PAGE 1 1 1 1 2 3 1 2 3 4 5 6 1 PAGE DATE Feb 1 98 Jan 10 90 Jan 10 90 Jan...

Страница 940: ...ion Tachometer Generators PropellerandGas Generator Removalof Generator Installation of Generator 77 20 00 Temperature InterTurbine Temperature SensingSystem DescriptionandOperation Resistance Checkof...

Страница 941: ...ncedTrainer MAINTENANCE MANUAL EngineIndicating A General Thischapter describes howto remove calibrate andinstall system components thatindicate engine operating conditions EFFECTIVITY 040 999 Page 1...

Страница 942: ...Loosenfittingsand pointvalveknobtowardline 5 Turnhandleclockwiseuntil air is bledfromline evidentwhenoil isobserveddrippingfrom fitting Tightenfitting 6 Turnvalveknobtowardreservoir turn handlecounter...

Страница 943: ...stemCalibration Figure501 CHART1 TORQUESYSTEMCALIBRATION DATA PSIG 13 08 16 36 26 17 32 71 39 25 45 79 52 33 58 87 62 15 65 42 71 96 72 94 FT LBS 400 500 800 1000 1200 1400 1600 1800 1900 2000 2200 22...

Страница 944: ...tsideof thereduction gearbox caseandrotates clockwise a Removal of Generator 1 Disconnect theelectrical connector fromthegenerator unit 2 Remove thefourmounting nutsatthebaseofthegenerator CAUTION IMM...

Страница 945: ...ilontheInterturbine Temperature Sensing System b Resistance Check of Engine InterTurbine Temperature System Thischeckshouldbe performedusinga Barfield2312 G Temperature IndicatingSystemTest Set availa...

Страница 946: ...F ADDtheabsolute millivolts obtained fromChart2 tothemillivolt values shown onChart1 4 ForOAT s greater than0 C 32 F SUBTRACT theabsolute millivolts obtained fromChart2fromthemillivolt values shown o...

Страница 947: ...ontinued MeterTerminal Chromel Terminal SmallHole AlumelTerminal LargeHole MeterTerminal Thermocouple HarnessLoopResistance Check Figure601 Barfield Meter Chromel Terminal SmallHole AlumelTerminal Lar...

Страница 948: ...leadandthe redcliptotheChromel red lead L Calibration Adjust Black Inter Turbine Temperature CalibrationCheck Figure603 CHART1 BASICMILLIVOLTS ANDTEMPERATURE VALUES Temperature 950 C 850 C 800 C 750...

Страница 949: ...it Graph Deg 0 1 2 3 4 5 6 7 8 9 10 F 40 30 20 10 0 1 527 1 322 1 114 0 904 0 692 0 0 692 10 0 478 20 0 262 30 0 044 40 0 176 50 0 397 60 0 619 70 0 843 80 1 068 90 1 294 1 547 1 342 1 135 0 925 0 714...

Страница 950: ...NGE ACFT LEADS RES PIPER AIRCRAFT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Temperature continued 1 InterTurbine Temperature Sensing System ITT continued BARFIELD DisplayWindow Set SystemResista...

Страница 951: ...airtemperature IOAT thegasgenerator parameter values of inter turbine temperature ITT compressor speed Ng andfuelflow Wf forparticular output shaftspeeds Np andtorques arepredictable within reasonabl...

Страница 952: ...ER SECTION 79 EFFECTIVITY 79 CONTENTS 79 00 00 79 00 00 79 20 00 79 20 00 79 20 00 79 20 00 79 30 00 79 30 00 CHAPTER DATE SECTION PAGE 1 1 1 2 1 2 3 4 1 2 PAGE DATE Jan 10 90 Jan 10 90 Jan 10 90 Jan...

Страница 953: ...o FuelHeater Removalof OilCooler Installation of OilCooler OilFilterElementMaintenance OilCoolerExhaustDoor Removalof OilCoolerDoorTransmission Installationof OilCoolerDoorTransmission Cleaning Inspec...

Страница 954: ...tothe rearof the ductandfunctionsthroughan electricscrewjack Twootherimportantserviceitemsarethe oildrainand breatherline A T typefitting locatedonthe rightside of eachenginecompartment is usedfordrai...

Страница 955: ...FT PA 42 720 Advanced Trainer MAINTENANCE MANUAL A Description and Operation continued RETURN FROMCOOLER PRESSURE OIL PROPELLER SUPPLY OIL SCAVENGE OIL BREATHER AIR TORQUEMETER PRESSURE Engine Oil Sys...

Страница 956: ...erto Prattand WhitneyMaintenance Manual p n3034342 Chapter73for detailson removing inspecting cleaning andinstallingthe oil to fuelheater 3 Removal of Oil Cooler Figure401 a Removebothupperandlowereng...

Страница 957: ...rainer MAINTENANCE MANUAL A Distribution continued OutletHose Outlet Oil CoolerInstallation Figure401 Cover PreformedPacking TeflonSpacer PreformedPacking FilterElement PreformedPacking Oil FilterAsse...

Страница 958: ...ansmissionassembly in mountingbracketwith rodprotrudingthroughoilcooler duct Securewithproperattachmenthardware Allowtransmission to rotateon its mountingbracket 2 Connectelectricalleadsto transmissio...

Страница 959: ...entransmission assembly isdisassembled foranyreason repack 75percent fullwith Dukes P N2196 74 1 grease d Adjustment oftheOilCooler Door Figure 402 1 Adjustsleeve ontransmission rodsooilcooler doorisf...

Страница 960: ...5 Turnvalvetowardsreservoirandturnhandlecounterclockwise 6 Turnvalvetowardslineand turnhandleclockwiseagainto attainhighpressureof 135psi 7 Comparetestgaugereadingwithoil pressuregaugereading 8 Turnh...

Страница 961: ...5768 8 gasketinengine oilandinstall onunit b Screwfittingassembly intobossunituntilitbottoms tightlyinengine fitting CHART2 OILTEMPERATURE BULBSPECIFICATIONS C OhmsResistance C OhmsResistance 40 40 F...

Страница 962: ...6 Jan 10 90 91 00 00 7 Jan 10 90 91 00 00 8 Jan 10 90 91 00 00 9 Jan 10 90 91 00 00 10 Jan 10 90 91 00 00 11 Jan 10 90 91 00 00 12 Jan 10 90 91 00 00 13 Jan 10 90 91 00 00 14 Feb 1 98 91 00 00 15 Jan...

Страница 963: ...exibleHoses ConsumableMaterials VendorInformation EngineTorqueValues TorqueRequirements Lubricationof Threads Lubricationof Gasketsand Seals DecimalConversion SpecialTorques TorqueConversions MetricCo...

Страница 964: ...re foundper plait braid or morethansixbrokenwiresper linealfoot Brokenwiresin an areawherekinkingis evidentis alsoa causefor rejection CAUTION Puncturing the outercoverof the hosemaycausedamageto the...

Страница 965: ...use in aircraft hydraulic pneumatic coolant fuel andoil systems Operating Temperatures Sizes 3 thru 12 Minus 65 F to plus250 F Sizes 16 thru 48 Minus40 F to plus275 F NOTE Maximum temperatures and pre...

Страница 966: ...oduct ArmiteLaboratories ExxonOilCompany Anti SeizeCompound Royco44 RoyalLubricantsCo ArmiteLaboratories Anti SeizeCompound WhiteLeadBase TT A 580 JAN A 669 ArmiteProduct Anti SeizeThread Compound HIG...

Страница 967: ...upermilGrease No A72832 Royco27A Shell6249Grease RR 28 Castrolease A1 Low Temp GreaseE P 5114E P Grease AV55 Aeroshell Grease 7 Braycote 627S MobilGrease 27 Amoco RoyalLubricantsCo ShellOilCompany Soc...

Страница 968: ...e3 XSG 6280 Code71 003 MIL G 81322 MarfaxAll Purpose AeroshellNo 6 MobilGrease77 or MobiluxEP2 ShellAlvaniaEP2 Royco22 VENDOR TexacoIncorporated ExxonCompany U S A ShellOilCompany TexacoIncorporated S...

Страница 969: ...ter 3 in long MIL H 5606 PRODUCT Regal AFB2Regal StarfakPremium PED3040 AeroshellGrease6 RoycoII Aeroshell Grease No 17 Royco64C Castrolease MSA c Royco32 CastroleasePV ParkerFuelLube44 B P Aero Greas...

Страница 970: ...ilCompany MobilOilCorporation RoyalLubricants Co IsopropylAlcohol IsocrylTape Kevlar LeakDetector Solutionfor OxygenSystems Loctite Methylethylketone Molybdenum Disulfide Fed Spec TT 1 735 PMS C1012 2...

Страница 971: ...Oil AviationInstrument Oil Royco363 Repcon Flextred300 PRC5000 PRC383 RS 36b Stripper thin RS 24b Stripper thick PR1422A 2Sealant Brushing Consistency PR 1422B 2 Sealant Trowling Consistency PR 1431G...

Страница 972: ...95 Epoxy Resin 22LA 0340 Polyamid Hardener Sealant Fuselage Structure Class A 1 2 A 2 B 2 B 4 B 6 B 8 H S BancroftCorp EC 1239 MinnesotaMiningand Manufacturing IndustrialSpecialties Division EC 612 Le...

Страница 973: ...sion Fed Spec PD680 TypeI Stoddard Solvent LocalSupplier TypeII High Temperature LocalSupplier Corrosion Reaction Consultants Inc PropellerSlip Ring CleaningSolvent CRC 2 26 Toluol TT M 261 LocalSuppl...

Страница 974: ...1 8in 530 Series TypeI 1 8in x 1in 501Series TypeII 2 in x 9 mil and or 1 1 2 in x 9 mil MIL C 16173 D LPS 3HeavyDuty PiperP N 197 508 RustInhibitor PiperP N 197 509 MetalPartsProtector ProtectorFlex...

Страница 975: ...19025 D DextrexChemical P O Box501 Detroit MI 48232 DowComingCorporation AlphaMolykotePlant 64 HarvardAvenue Stanford CT06902 DukesAstronautics Co 7866DeeringAvenue CanogaPark CA91304 DuPontCompany Fi...

Страница 976: ...lvd Gardena CA 90248 213 321 0710 Rockwell International 600 Grant Street Pittsburgh PA 15219 412 565 2000 Royal Lubricants Company River Road E Hanover NJ 07936 201 887 3100 S Schnee Moorhead Chemica...

Страница 977: ...enginenut bolt or screwtorquesusinga threadlubricant engineoil or equivalent andtorquelimits CHART 5 ENGINE TORQUE VALVES THREAD SIZE 190 32 250 28 3125 24 375 24 374 376 437 20 TORQUE MIN IN LBS TORQ...

Страница 978: ...OT OVERTORQUE FITTINGS NOTE Wheninstallingflaredfittings verifythat malethreadsareproperlylubricated Usetorque fittingsvaluesin Chart 6 CHART 6 FLARE FITTING TORQUE VALUES TORQUE INCH POUNDS TUBING OD...

Страница 979: ...d inthetextof thismanual supercede thetorques giveninCharts A and B 5 Refer othelatestrevision of Lycoming Service Table Limits SSP 1776 for torques onparts usedonLycoming engines 6 A maximum of twoAN...

Страница 980: ...AS 1021D AN 320D AN 364D NAS1022D Nut bolt size 8 36 10 32 1 4 28 5 16 24 3 8 24 7 16 20 1 2 20 9 16 18 5 8 18 3 4 16 7 8 14 1 14 1 1 8 12 1 1 4 12 TorqueLimits TorqueLimits in lbs in lbs Min Max Min...

Страница 981: ...ethreadsonly 6 Ensurelubricantdoesnot enterfittingsorflaredareas 7 Lubricateanyfittingsgoingto enginewithsamefluidgoingthroughlines CHART 8 THREADLUBRICANTS TYPEOF LINE Brakes Hydraulic Deicer Air Fue...

Страница 982: ...2 381 2 778 3 175 3 572 3 969 4 366 4 762 5 159 5 556 5 593 3 8 5 8 6 350 6 747 7 144 7 540 7 937 8 334 8 731 9 128 9 525 9 922 10 319 10 716 11 112 11 509 11 906 12 303 12 700 3 4 33 64 17 32 35 64...

Страница 983: ...stbe obtainedusinga threadlubricant engineoil or equivalent Runnut orboltdownto nearcontactwiththewasheror bearingsurfaceandcheck frictiondragtorque requiredto turnnutor bolt Addthe frictiondragtorque...

Страница 984: ...2ft lbs 60 ft lbs 62 1 2ft lbs 65 ft lbs 346 mkg 691 mkg 1 037mkg 1 383 mkg 1 728mkg 2 074 mkg 2 419 mkg 2 765 mkg 3 111mkg 3 456mkg 3 802 mkg 4 148 mkg 4 493 mkg 4 839 mkg 5 185 mkg 5 530 mkg 5 876...

Страница 985: ...9ft lbs 159 12ft lbs CHART 12 CONVERSION TABLES NOTES 1 Usethe followingchartsto convertcapacities lengths temperatures and variousweightsand measures fromEnglish to metric values orviceversa 2 Usethe...

Страница 986: ...S METERS MILS MM YARDS M KG BTU KW HR DRAM CU CM CU IN U S GAL LITERS CU IN CU FT U S GAL LIQ LITERS CU IN CU FT LITERS IMPERIAL GAL FLUIDOZ CM FT FT FT LB MULTIPLY KILOGRAMS LITERS METERS METER KILOG...

Страница 987: ...10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 94 0 76 0 58 0 40 0 22 0 4 0 14 0 32 0 50 0 68 0 86 0 104 0 122 0 140 0 158 0 176 0 194 0 212 0 230 0 248 0 266 0 284 0...

Страница 988: ...3 1 397 1 651 1 905 2 159 2 413 0 152 0 406 0 660 0 914 1 168 1 422 1 676 1 930 2 184 2 438 0 177 0 431 0 685 0 939 1 193 1 447 1 701 1 955 2 209 2 463 0 203 0 457 0 711 0 965 1 219 1 473 1 727 1 981...

Страница 989: ...4 1 016 0 9906 0 9652 0 9398 23 64 0 3593 9 1262 T 0 358 9 1281 S 0 346 8 7884 11 32 0 3437 8 7300 R 0 339 8 6106 13 64 0 2031 7 0 201 8 0 199 9 0 196 10 0 1935 5 1594 5 1054 5 0546 4 9784 4 9149 35 0...

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