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BFGoodrich PS-823, Руководство по обслуживанию

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Содержание PS-823

Страница 1: ...delNumberPS 823 PartNumber501 1075 01 through 16 Component MaintenanceManual FGoodrich Aerospace TP 202 BFGoodrich Avionics Systems Inc June 30 1999 5353 52nd Street S E Revision A P O Box 873 Grand R...

Страница 2: ...reet S E Grand Rapids MI USA 49588 0873 Telephone 800 453 0288 or 616 949 6600 Fax 616 977 6898 We welcome your comments concerning this manual Although every effort has been made to keep it free of e...

Страница 3: ...rtion By Rev Insertion By No Date No Date No Date I Retrin this record in the front of this manual Upon receipt of a revision insert the revised pages in this manaal enter the revision number date of...

Страница 4: ...e September 30 1991 Revision A June 30 1999 NOTE This manual is a new issue which has incorporated all previous changes and revisions From this time on BFGAS publications once referred to as reissues...

Страница 5: ...ne 30 1999 101 through 118 June 30 1999 301 through 304 June 30 1999 401 through 402 June 30 1999 501 through 502 June 30 1999 601 through 606 June 30 1999 701 through 704 June 30 1999 801 through 804...

Страница 6: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank Listof Effective Pages msmljtp202FrontMatterdisk202 24 20 03 Page iv Revision A June 30 1999...

Страница 7: ...tial Battery Test Procedure l 08 B Battey Pack Charging Procedure in unit 109 C Batteg Pack and Cell Test Procedure l 10 6 PS 823 Storage 112 7 PS 823A through H Periodic Inspection and Charging 112 8...

Страница 8: ...unting Diode Assembly 702 5 Mounting Transistor Heatsink Assembly 702 6 Battery Test Circuit Board Assembly 702 7 Circuit Card Assembly 702 8 Battery Pack Assembly 702 9 Cover Assembly Replacement 703...

Страница 9: ...ance Test with Test Setup 115 114 Calibration with JT 5 Test Set 124 l 15 Performance Test with JT 5 Test Set 125 116 Test Points and Settings 133 l l7 Waveforms Scope Frames 136 113 PS 823 Test Setup...

Страница 10: ...and E T thru H T 811 812 90l Tools and Test Equipment 901 902 JT 5 Emergency Power Supply Test Panel 902 903 Explanation of Controls Indicators and Connectors 902 904 JT 5 lA Test Set Adapter 904 905...

Страница 11: ...s Roman Numerals General Information Front Matter 1 99 Description and Operation 101 199 Testing and Fault Isolation 301 399 Disassembly 401 499 Cleaning 501 499 Checks 601 699 Repair 701 799 Assembly...

Страница 12: ...witch C Capacitor SEL Selected component CB Circuit Breaker T Transformer CCA Circuit Card Assembly TP Test Point CR Diode Crystal Rectifier uF Microfarad DC or de Direct Current V Volt AC or DC DS In...

Страница 13: ...will provide power output from internal battery with voltages between 22 0Vdc and 27 0Vdc Using fully charged batteries the Emergency Power Supply will drive the respective indicator for the following...

Страница 14: ...revision of the manual emergency bypass circuits to comply with FAA requirements 6 Specifications Weight PS 823A C E G 7 6 pounds PS 823B D F H 11 2 pounds Add 0 4 pounds for T units Dimensions Includ...

Страница 15: ...See Figures 2 and 3 Note 5 amp fuse and fuse holder are removed on the PS 823E H and E T H T PS 823 501 1075 xx PS 823 501 1075 xx A 01 E 09 B 02 F 10 C 03 G 11 D 04 H 12 A T 05 E T l3 B T 06 F T 14 C...

Страница 16: ...Yes C and G 20 1 9 No Drive 3 inch 3 phase JET or SFENA indicators C T and G T 20 1 9 Yes D and H 40 3 8 No Drive 3 inch 3 phase JET or SFENA indicators D T and H T 40 3 8 Yes Emergency Power Supply...

Страница 17: ...uare wave on transformer Tl to drive the output transistors To understand the operations of the free running oscillator consider one cycle without the application of pulses When power is initially app...

Страница 18: ...al T2 2 is positive when transistors A1Ql0and A1Q13conduct The secondary of transformer T2 provides the l l5Vac 26Vac and 4 5Vac outputs to the connector E Start Run Power Added shifted phase voltage...

Страница 19: ...ps a positive voltage at the junctionof capacitor A3C2 and zener diode A3CR5 Capacitor A3C2 charges to a calibrated voltage representative of the battery output voltage If the battery voltage is withi...

Страница 20: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmijtp202DescriptOpsdiskl59 24 20 03 Page 8 Revision A June 30 1999...

Страница 21: ...1 Voltmeter Simpson Mode1260 or 270 1 Oscilloscope Tetronix TDS 210 1 Load Resistor R1 500 Ohm 100 Watt 1 Load Resistor R2 450 Ohm 50 Watt 1 Load Resistor R3 5 Ohm 10 Watt l Load Resistor R4 50 Ohm 5...

Страница 22: ...nects either phase A or phase C to TPl 6 TP l Blk Common chassis ground 7 TP 2 Red Monitors switch F C 8 DC Voltmeter M2 0 5 0Vdc range for monitoring Emergency Power Supply batteries and input output...

Страница 23: ...put Fuse F1 3 Amp primary power fuse MS3l06A 20 29S Pl Connector Provides connection of JT 5B Test Panel to either JT 5 l A Test Set Adapter connector 15 or to JT 5B connector J2 MS3102A 20 20P J2 Con...

Страница 24: ...er Supply to test equipment 50 ohm R22 load INT Load 6 SURGE TEST Sll ON OFF Connects circuit to Emergency Power Supplywhich simulates a high current drain BAT TEST Sl4 Selects load 7 Ohm R25 or 60 Oh...

Страница 25: ...for monitoring of Emergency Power Supply 4 6V output MS3102A 20 29P J5 Connector provides connection for JT 5B Test Panel cable connector Pl Denotes an item mounted on rear of Test Set Adapter Explan...

Страница 26: ...D excluding A T through D T may be connected as shown in Figure 106 B The tests shall be performed at an ambient temperature 72 F 22 2 C humidity and pressure environment FUNCTIONAL ON DS2 6 PS 823 T...

Страница 27: ...in 5 to 7 GND 4 6Vac 7 10 for maximum load of 10VA Pin 4 to 7 GND 26 0Vac 7 10 for maximum load of20VA Waveform Square Wave Frequency 400Hz 8Hz for 20 32 0Vde Loadability 100VA Pin 3 to GND intermitte...

Страница 28: ...rated Parts Listing section from PS 823 and inspect the Battery Pack and Battery Access Cover Figure 601 2 Repair section for indications of venting or corrosion CAUTION BEFORE REMOVING THEPS 823COVER...

Страница 29: ...pins 11 and 13 Connect the 28 0Vdc power supply to Jl pins 10 positive and 7 ground as shown in Figure 109 Remove the power source a er charging for at least 24 hours and allow 4 hours for batteries t...

Страница 30: ...e the cause of inadequate charging After Battery Pack is removed check a For frayed discolored and burnt wires and connections b Insulation condition on all charging circuit wires c Solder terminals o...

Страница 31: ...the Battery Pack fails three times on the forth discharge process stop when the pack reaches the 20 OVdc and check each individual cell voltage If any cell indicates 0 5Vde replace it them and recharg...

Страница 32: ...hird deep cycle procedure if needed and if the cell discharge does not meet the requirements of Step c recharge the cell as in Step band perform Step e e Reconnect the 0 35 Ohm load resistor and DC vo...

Страница 33: ...50 minutes for PS 823B F after PWR ON the voltage shall not be less than 19 5Vdc Figure 108 is a sample discharge curve for reference E If the voltage is less than 19 5Vde disassemble the unit and re...

Страница 34: ...ation a Apply a filtered 28 0Vdc from the variable power The variable power supply supply to the test unit voltmeter indicates 28 0Vdc b Set the stopwatch to zero c Simultaneously start the stopwatch...

Страница 35: ...in Resistance Using an ohmmeter measure the pin to pin resistance on connector Jl as follows Pin 9 to 13 0 5 Ohm max Open for E F G H EIT F T GET H T Pin 10 to 7 Greater than 1 Meg After the following...

Страница 36: ...rong reading is obtained in step c and the reading in step d is correct the isolation circuitry is defective e Monitor the voltage across each battery pack Voltage shall benot less Perform steps of th...

Страница 37: ...ON illuminate for a minimum of 60 seconds but less than 170 seconds 200 seconds for PS 823C D G H 2 8 Inverter Output Voltage 115 Vac A uniform stable square wave of 115 0Vac 7 a Connect the Emergency...

Страница 38: ...nd 110 Jl 7 6 0Vac after 4 minutes b Apply 28 0Vdc to the Emergency Power Supply for the PS 823A B E F c Place switch S1 ON and monitor the voltmeter The voltmeter shall indicate 93 5 0Vac d Return sw...

Страница 39: ...minutes After synchronization speed is attained the voltage between pins shall be as follows Indicator JI Pin 3 l 1 to 3 115 20 15 0Vac NA 3to7 ll5 5 0Vac 117 7 0Vac 1 to 7 115 20 15 0Vac NA For PS 8...

Страница 40: ...ergency Power Supply in the test setup in Figure 106 with the following changes 1 Disconnect the external 28 0Vdc source The voltmeter indicates 2 Disconnect load resistors R2 R3 and R4 115 0Vac 7 10...

Страница 41: ...his section Temporarily remove thejumperbetween TP 1 and TP 2 d Temporarily install a jumperbetween TP 3 and TP Lamp DS2 connected to 4 connector pin 11 6 shall not light e Disconnect the positive ter...

Страница 42: ...After a 1 5 0 75 second Repeat TEST 2 3 lamp DS2 and the extemal 28 0Vde power supply delay lamp DS2 shall ammeter light Lamp DS2 shall go off 3 5 1 seconds afterengaging switch S3 This indicates prop...

Страница 43: ...0 INOICATOR 5 5 Ft 1 1 STARTING CIRCUIT E B 7 7 A C B O_ C 3 3 O D OPXB 13 34P 0101 MS3112E10 6P DPX8 13 335 0001 EMERGEMCT POWERSUPPLY OFF H PUSH READ cHARGE 2BVDC C CONNECTOR PINS TS PERES g Ee 6 TO...

Страница 44: ...T LOAD SURGE TEST ON OFF OFF R IN R OUT Center BAT TEST ON OFF OFF 7 NL 60 NL 25 0V I 28 0V I 28 0V I c Place POWER ON switch to PWR ON position Test panel PWR ON lamp DS1 lights d Set the stopwatch t...

Страница 45: ...12 Less than 0 5 Ohms MODS Pin 7 to case shall 11 12 Pin 11 to case Open be less than 0 5 Ohm 05 06 7 Pin 3 to 7 3 1 Ohm 13 14 Pin 3 to 1 Greater than 1 Meg for 07 08 4 PS 823A B E F 15 16 1300 25 Ohm...

Страница 46: ...fective d Monitor the voltage across each battery pack Not less than 24 5Vdc Perform steps of Paragraph 7 NOTE Place the test equipment switches to the positions of Steps b and c to charge the batteri...

Страница 47: ...r resistor shall be 26 95 1 SVdc d Reset RI7 to provide 23 5Vdc on Q9emitter 2 6 Inverter Output Voltage ll5 0Vac a Perform test 2 2 steps a and b b Connect the true RMS voltmeter and frequency counte...

Страница 48: ...the true RMS voltmeter frequency counter and oscilloscope across TP 11 and TP 1 GND c Place the PWR switch ON The voltmeter indicates 26 0Vac 7 10 d Place the ON OFF CHARGE switch ON and The oscillos...

Страница 49: ...equipment switches to the following positions Switch Position PWR ON Center ON OFF CHARGE OFF 25 0Vdc 28 0Vdc Center F C C A IND C IND 4 6V IND 26 0V NO LOAD Surge Test ON OFF OFF R IN R OUT center B...

Страница 50: ...PS 823C D G H The Indicator shall accelerate to fullspeed in less than 6 0 minutes After synchronization speed is attained the voltage betweenpins shall be as follows Pin Jl Voltage I to 3 115 0V 11...

Страница 51: ...FF R IN R OUT center BAT TEST ON OFF OFF 7 NL 60 NL 25 0V I 28 0V I 28 0V I c Connect true RMS voltmeter and frequency monitor across TP 2 to TP 1 GND d Place the ON OFF CHARGE switch ON and Voltmeter...

Страница 52: ...SURGE TEST switch OFF for a minimum of 5 seconds then place it ON j Monitor the true RMS voltmeter frequency counter The results shall be the and oscilloscope same as Step d k Place the ON OFF CHARGE...

Страница 53: ...inverter down 10 Gnd On Norn 18 5 11 11 Gnd On Norn 0 75 12 I1 Gnd Off Cutoff Decrease 0 28 0Vde until 2 decreases to zero 12 Gnd On Norn 0 045 13 12 Gnd Off Cutoff Decrease 0 28 0Vdc until 2 decrease...

Страница 54: ...34 33 On Norm NA 35 35 33 On Norm NA 36 35 Gnd On Norm 36 Gnd Of Norm 30 37 37 Gnd On Nonn 30 39 37 Gnd OF Norm 24 40 38 Gnd On Norm 39 Gnd On Norm 40 Gnd On Norm Before time out NA 41 40 31 On Norm B...

Страница 55: ...s FromFigures 118And 119 From To SwitchPosition Condition Dc Scope S1 S2 Volts Frame 44 Gnd On Norm A er time out 45 Gnd On Norm Before time out 45 Gnd On Norm A er time out Voltage and Waveforms Figu...

Страница 56: ...e Reading AC NA Voltage Reading AC NA Voltage Reading AC NA DC 24 5 DC 25 5 DC 17 Frame 7 Frame 8 Frame 9 Test Point 5 Test Point 6 Test Point 7 Scope Setting Scope Setting Scope Setting H NA H NA H N...

Страница 57: ...e Reading AC 585M Voltage Reading AC 570M DC 12 DC 15 DC 15 Frame 19 Frame 20 Frame 21 Test Point 19 Test Point 19 to 21 Test Point 19 to 2 Scope Setting Scope Setting Scope Setting H NA H 0 5MS CM H...

Страница 58: ...e Voltage Reading AC 4 6 Voltage Reading AC 26 3 Voltage Reading AC 116 DC NA DC NA DC NA Frame 31 Frame 32 Frame 33 Test Point 32 Test Point 32 Test Point 33 Scope Setting Scope Setting Scope Setting...

Страница 59: ...e Reading AC NA Voltage Reading AC l00 Voltage Reading AC 95 DC 24 DC NA DC NA Frame 43 Frame 44 Frame 45 Test Point 40 Test Point 40 to 3 Test Point 41 Scope Setting Scope Setting Scope Setting H 0 5...

Страница 60: ...43 Test Point Scope Setting Scope Setting Scope Setting H NA H NA H V 10Volts CM V 10Volts CM V Input Voltage 28 0Vde Input Voltage 28 0Vde Input Voltage Voltage Reading AC NA Voltage Reading AC NA V...

Страница 61: ...ATION AFTER1 30 76 33 TO CR22 36 C16 R34 OR C21 10A 220 4 i r 20 TO CR171 TO J1 9 19 Q18 1 2NS156 542 1250 01 i Q20 6R35 DIODE ASSEMBLY 2HS156 I TB1 1 TB1 2 CH7 JAN1N5614 1 CR26 A181 JAN1NS614 CR24 kl...

Страница 62: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmijtp202TestFaultlso2diskl59 24 20 03 Page 144 Revision A June 30 1999...

Страница 63: ...10 6 Mod 20 added C17 and C18 ll 7 Mod 6 7 added chassis ground 12 8 Mod 7 8 removed Q9from board and mounted to Heatsink and Mod 9 added washer 13 9 Mod 8 9 changed R19 thru R22 14 10 Mod 11 PS 823A...

Страница 64: ...acement for A2C16 22 20 N A 23 21 N A 24 22 PS 823E and Eff is same as PS 823A and A T respectively and PS 823F and F T is same as PS 823B and B Trespectively except that AlF1 is removed Jl 13 connect...

Страница 65: ...hanged R19 R20 R21 R22 12 10 Mod 8 PS 823C Mod 7 PS 823D Mod 10 PS 823C T and Mod 9 PS 823D T relocated AlF2 and added CR23 and C20 13 11 Mod 9 PS 823C Mod 8 PS 823D Mod 11 PS 823C T and Mod 10 PS 823...

Страница 66: ...3C and C T respectively and PS 823H and H T is same as PS 823D and D T respectively except that AlF1 is removed Jl 13 connects directly to Ll and Jl 9 is connected to XF2 20 23 Mod 23 PS 823CTTand G T...

Страница 67: ...and testing procedures in the Testing and Fault Isolation section of this manual Any disassembly of the PS 823 for repair or cleaning will require functional testing after re assembly and prior to in...

Страница 68: ...ent remove Support Bracket Assembly fasteners 30 lift Support Bracket Assembly 25 from the unit and place to the side B For Battery Pack A1B2 if present 1 Remove Battery Pack fasteners 55 2 Lift Batte...

Страница 69: ...ce remembering to mark wires to insure correct re connections 7 Diode Assembly Removal A Remove Diode Assembly attaching parts 155 160 165 170 B Remove Diode Assembly 145 from unit chassis 220 and pla...

Страница 70: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmljtp202DisAssemblydiskl59 24 20 03 Page 304 Revision A June 30 1999...

Страница 71: ...Dirt and grime caught in metal comers or around screws or other fasteners may be removed with a modified acid brush bristles removed to 1 3 of the normal length as shown in Figure 401 and a solution o...

Страница 72: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 Modified Acid Brush Figure 401 msmijtp202Cleandiskl59 24 20 03 Page 402 Revision A June 30 1999...

Страница 73: ...econds c Indicator Lamp will illuminate if the Battery Pack contains an adequate charge and will extinguish after 2 5 to 4 seconds d If Lamp does not illuminate or only for a very slight moment the Ba...

Страница 74: ...s in accordance with the Repair section of this manual 4 Inspection After Repair and During Assembly A Perform re assembly according to Reassembly section While in progress of unit re assembly check 1...

Страница 75: ...ed and liquid fluxor a commercial flux impregnated de soldering braid PLATO WICK or equivalent A Circuit Board Removal Circuit card assemblies must be removed from the unit for repair Mounting hardwar...

Страница 76: ...wire leads prior to soldering 2 Insure that the affected circuit board lands and holes are thoroughly clean 3 Place replacement component into appropriate holes insuring proper pin location and compo...

Страница 77: ...foreign matter 5 The temperature of the coating at application shall not be lessthan room temperature 6 Dried coating shall be 0 0020 to 0 0025 inches thick maximum Prior to using the coated part the...

Страница 78: ...ssembly NOTE See Testing and Fault Isolation section Battery Pack Test paragraph 5 for Battery Pack and Cell testing procedures 6 Individual Cell Replacement and Battery Pack Repair Individual cells m...

Страница 79: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 I i i i l 2 3 Battery Assembly Figure 601 msmijtp202Repairdiskl59 24 20 03 Page 605 Revision A June 30 1999...

Страница 80: ...E MATERIAL SAFETY DATA SHEETPRIORTOUSEORASSOCIATION WITH THIS PRODUCT G Replace Battery Access Cover 601 2 and secure with screw 601 1 or cement as applicable When cementing is required use Hysol R8 2...

Страница 81: ...rink 093 ID BLK 96906 514 1004 01 V 36 Adhesive Rubber Base CH 25583 514 1015 01 Compound Coating Protective CH 25583 514 1031 01 DC 340 Compound Heatsink CH 25583 M16878 4BFB9 MIL W 16878 4 Wire Elec...

Страница 82: ......

Страница 83: ...to starting re assembly process WARNING SEVERE 3RDDEGREE BURNS ANDMELTED METAL PARTS CAN RESULT THROUGH IMPROPER HANDLING OFTHELRUANDSUBASSEMBLIES THEBATTERIES CONTAINED WITHIN THEPS 823 ARECAPABLE OF...

Страница 84: ...f Handle Assembly 110 and tighten to snug tight 6 Battery Test Circuit Board Assembiv A Reconnect and solder previously cut or disconnected wires to the appropriate solder terminals or connections B A...

Страница 85: ...20 10 Preparation For Use Or Storage Prior to returning unit to service or storage verify the electrical serviceability of reassembled power supply by performing appropriate testing and charging proce...

Страница 86: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmljtp202Assemblydiskl59 24 20 03 Page 704 Revision A June 30 1999...

Страница 87: ...neral area of aircraft AC and DC busses B Ensure that space requirements for the supply match space available for the installation being considered 1 The Emergency Power Supply should be accessible fo...

Страница 88: ...TE A fuse bypass function is provided to permit use of the emergency power supply even though a condition exists that could damage the unit This feature is intended for use only in an extreme emergenc...

Страница 89: ...n Model 260 or 270 I Oscilloscope Tetronix TDS 210 1 Load Resistor R1 500 Ohm 100 Watt l Load Resistor R2 450 Ohm 50 Watt 1 Load Resistor R3 5 Ohm 10 Watt 1 Load Resistor R4 50 Ohm 50 Watt 1 Lamp GE N...

Страница 90: ...er 5 F C Sl Connects either phase A or phase C to TPl 6 TP l Bik Common chassis ground 7 TP 2 Red Monitors switch F C 8 DC Voltmeter M2 0 5 0Vde range for monitoring Emergency Power Supply batteries a...

Страница 91: ...put Fuse Fl 3 Amp primary power fuse MS3106A 20 29S Connector Provides connection of JT 5B Test Panel to either JT 5 lA Pl Test Set Adapter connector J5 or to JT 5B connector J2 MS3102A 20 20P Connect...

Страница 92: ...S12 Connects Emergency Power Supply to test equipment 50 ohm R22 load INT Load 6 SURGE TEST S11 ON OFF Connects circuit to Emergency Power Supplywhich simulates a high current drain BAT TEST Sl4 Selec...

Страница 93: ...y Power Supply 26 0V output 13 TP10 Provides for monitoring of Emergency Power Supply 4 6V output MS3102A 20 29P J5 Connector provides connection for JT 5B Test Panel cable connector Pl Test Adapter C...

Страница 94: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmljtp202SpecialToolsdiskl59 24 20 03 Page 906 Revision A June 30 1999...

Страница 95: ...S 823 and be prepared to provide that information when ordering parts The Illustrated Parts Listing include three subsections Numerical Index Part Reference Designator Index Detailed Parts List The Nu...

Страница 96: ...8 01 4 200 1 2195156 2 Ql8 1 518 1208 01 5 200 1 2N5l56 2 Q20 1 535 1098 01 1 195 2N5l56 3dQl8 1 535 1203 01 1 10 1 095156 34Q20 1 535 1606 01 1 195A 1 2N5156 4 Ql8 1 536 1041 01 2 5 1 2N5156 44Q20 1...

Страница 97: ...550 1514 03 6 Cl 1 542 1257 02 l 70L 1 550 1514 06 6 C2 1 542 1257 02 5 lA l 551 1015 08 2 Rl7 1 549 1011 06 1 110 1 551 1015 08 3 Rl7 1 549 1028 01 1 135 2 551 1015 08 4 Rl7 1 549 1128 01 2 l0 1 551...

Страница 98: ...3dpl6 1 562 1100 01 7 10 1 553 1070 01 4 1 1 565 1106 03 8 15 4 553 1070 01 4 gl l 565 1108 01 2 195 1 553 1070 01 4 y l 565 1108 01 3 195 1 553 1070 01 4 Ql4 1 565 1108 01 4 195 1 553 1070 01 4 Ql5...

Страница 99: ...CR3 1 AN960 C4 2 45 4 JAN1N5614 3 CRll 1 AN960 C4 3 45 6 JAN1N5614 3 CRl6 1 AN960 C4 4 45 4 JAN1N5614 3 CRI7 1 AN960 C4 5 45 6 JANlNS614 3 CRl9 l AN960 D6 2 85 2 JAN1NS6l4 3 CR21 1 AN960 D6 3 85 2 JAN...

Страница 100: ...4 MS15795 805 2 210 I MS35333 35 4 145 4 MSl5795 805 3 200 1 MS35333 35 5 145 4 MSl5795 805 3 210 1 MS35333 36 3 215 6 MS15795 805 4 210 1 MS35333 36 5 215 4 MSl5795 805 5 210 1 MS35333 37 7 25 l MS2...

Страница 101: ...264 2 130 3 NA Sl635 04 5P 1 100 4 N4S35649 264 3 130 3 FLASl635 04 5P 1 305 1 N4S35649 264 4 130 3 NLASl635 04 8 1 95 2 NIS35649 264 5 130 3 FLASl635 34 14 1 120 2 A4S35650 304 1 110A 2 FLAS43DDO 14...

Страница 102: ...O7Gl02JS 3 Rl4 1 RCRO7Gl83JS 4 R27 1 RCRO7Gl02JS 4 R8 1 RCRO7Gl83JS 5 R27 l RCRO7Gl02JS 4 R10 1 RCRO7G220JS 3 R31 1 RCIt07 Il02JS 4 Rl3 l RCI D7 1220JS 5 R31 1 RCRO7 Il02JS 4 Rl4 l RCIt07 1221JS 2 R34...

Страница 103: ...O7GS62JS 5 R16 1 RCR20G3R3JS 5 R20 1 RCRO7G565JS 2 R25 1 RCR20G3R3JS 5 R21 1 RCRO7G565JS 3 R25 1 RCR20G3R3JS 5 R22 1 RCRO7G565JS 4 R25 1 RCR20G621JS 2 R28 1 RCRO7G565JS 5 R25 1 RCR20G621JS 3 R28 1 RCR...

Страница 104: ...R7 1 S10130 22 2 020 1 Sll083 25 5 1 6 R6 1 S10130 22 3 C20 1 S11083 5 65 3 2 R32 1 S10130 22 4 C20 1 S11083 5 65 3 2 R35 1 S10130 22 S C20 1 S11083 5 65 3 3 R32 1 S10130 51 2 C5 1 S11083 5 65 3 3 R35...

Страница 105: ...4134 01 5 Jl l S12002 154 4 CRl8 1 S24134 02 2 JlA 1 S12002 188 2 CRl 1 S24134 02 3 JlA 1 S12002 188 2 C3112 1 S24134 02 4 JlA 1 S12002 188 2 C3tl3 1 S24134 02 5 JlA 1 S12002 188 2 C3114 1 S26100 01 1...

Страница 106: ...3 2035B 1 5 30 6 S45022 03 5 135 1 S32053 2035B1 6 10 6 846048 25 1 210 S33001 03 D 2 35 1 S46048 28 1 155 2 S33001 03 D 3 35 1 S46048 3 1 75 6 S33001 03 D 4 35 1 S46048 4 1 15 1 S33001 03 D 5 35 1 84...

Страница 107: ...5 Cl9 AlC5 5 C5 AlCl 2 Cl AlC2 2 C2 AlC6 2 C6 AlCl 3 Cl AlC2 3 C2 AlC6 3 C6 AlCl 4 Cl AlC2 4 C2 AlC6 4 C6 AlCl 5 Cl AlC2 5 C2 AlC6 5 C6 AlCl0 2 Cl0 AlC20 2 C20 AlC7 2 C7 AlCl0 3 Cl0 AlC20 3 C20 AlC7 3...

Страница 108: ...2 CR8 I AlCRl3 5 CRl3 AlCR2 4 CR21 AlCR8 3 CR8 AlCRl4 2 CR14 AlCR21 5 CR21 AlCR8 4 CR8 AlCRl4 3 CRl4 AlCR22 2 CR22 AlCR8 5 CR8 AlCRl4 4 CR14 AlCR22 3 CR22 AlCR9 2 CR9 AlCRl4 5 CR14 AlCR22 4 CR22 AlCR...

Страница 109: ...1 Atl 2 5 22 141111 4 Rl Atl 211 3 211 Atl 220 2 20 ArlFL1 5 R1 Atl ll 4 211 As1 20 3 y20 AtlR10 2 RlC A1Q11 5 Qll AlQ20 4 Q20 AlRIO 3 R10 AlQl2 2 Ql2 AlQ20 5 Q20 AlR10 4 Rl0 Atl l2 3 212 Atl 21 2 21...

Страница 110: ...21 5 R21 AlR3 4 R3 A1Rl8 3 R18 AlR22 2 R22 AlR3 5 R3 A1Rl8 4 Rl8 AlR22 3 R22 AlR30 2 R30 AlRl8 5 R18 AlR22 4 R22 AlR30 3 R30 AlR19 2 R19 A1R22 5 R22 AlR30 4 R30 AlRl9 3 Rl9 AlR23 2 R23 AlR30 5 R30 AlR...

Страница 111: ...6 Q5 AlR36 5 R36 AlR8 2 R8 A3Rl 6 Rl AlR37 2 R37 AlR8 3 R8 A3R10 6 RIO AlR37 3 R37 AlR8 4 R8 A3R2 6 R2 AlR37 4 R37 AlR8 5 R8 A3R3 6 R3 AlR37 5 R37 AlR9 2 R9 A3R4 6 R4 AlR37A 2 R37A AlR9 3 R9 A3R5 6 R...

Страница 112: ...ces for component parts C Part Number Column Part numbers listed are MIL Standard or BFGoodrich Avionics Systems Inc part numbers BFGoodrich Avionics Systems part numbers consist of a three digit fami...

Страница 113: ...Parts List for the illustration figure number 4 Locate the part item number and the part number in the Part Number column B Finding the Part Number when only the Part Reference Designator is known 1...

Страница 114: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmljtp2021PLldiskl59 24 20 03 Page 1020 Revision A June 30 1999...

Страница 115: ...75 08 EMERGENCY POWER SUPPLY REF H Model PS 823D T lH 501 1075 09 EMERGENCY POWER SUPPLY REF I Model PS 823E 1J 501 1075 10 EMERGENCY POWER SUPPLY REF J Model PS 823F 1K 501 1075 11 EMERGENCY POWER SU...

Страница 116: ...10 01 BATTERY Nicad Cell 1 5V 20 ATTACHING PARTS 55 MS24693 4B SCREW Flathead 6 60 NAS43DDO 8 SPACER Use spacer in place of AlBl AR A C E G I K M O 65 MS35649 244 NUT Plain Hex AR A C E G I Use hex in...

Страница 117: ...d 6 80 NASl635 04 5P SCREW Pan Head Superseded by Item 80A 4 80A MS51957 14B SCREW Pan Head Supersedes Item 80 4 kkk 85 542 1087 01 BATTERY TEST ASSEMBLY A3 1 E F G H Models _ T See IPL Figure 6 for b...

Страница 118: ...e SB501 1075 16F 1 See IPL Figure 8 for breakdown 150 NAS622CT2 HOOK Support 1 ATTACHING PARTS 155 46048 28 SCREW Flathead Superseded by Item 2 155A MS24693 C28 C W Flathead Supersedes Item 155 1 160...

Страница 119: ...G See Mod 19 Models D H See Mod 18 Models AM E T See Mod 25 Models B T F T See Mod 24 Models C T G T See Mod 22 Models D T H T See Mod 21 Service Bulletin SB501 1075 21A 215 MS35649 264 NUT Plain Hex...

Страница 120: ...ex Superseded by Item 240C 2 B D F H J L N P 240B MS21042 04 NUT Self Locking Supersedes Item240 6 A C E G I Models A E See Mod 23 K M O Models B F See Mod 22 Models C G See Mod 19 Models D H See Mod...

Страница 121: ...01 1075 01 A 501 1075 02 B 501 1075 03 C 501 1075 04 D 501 1075 05 E 501 1075 06 F 501 1075 07 G 501 1075 08 H 501 1075 09 I 501 1075 10 J 501 1075 11 K 501 1075 12 L 501 1075 13 hi 501 1075 14 N 501...

Страница 122: ...BFGoodrich Avionics Systems Inc Component Maintenance Manual P N 501 1075 This page intentionally blank msmijtp202IPL2diskl59 24 20 03 Page 1030 Revision A June 30 1999...

Страница 123: ...53 2035B 1 TERMINAL Stud 5 35 S33001 03 D CLIP Capacitor 1 40 846053 08 SCREW Round head 10 45 AN960 C4 WASHER Flat 4 50 MS51957 15 SCREW Pan Head 3 55 MS51957 13 SCREW Pan Head 2 60 MS24693 C25 SCREW...

Страница 124: ...31 SCREW Machine Flat Head l 210 MS15795 805 WASHER Flat l 215 MS35333 70 WASHER Lock Flat 2 Cl Sl0169 01 CAPACITOR 0 01 F 50Vdc 5 1 C2 S10162 34 CAPACITOR 0 l F 50Vde 5 1 C3 550 1426 01 CAPACITOR 0 0...

Страница 125: ...148 DIODE 1 CR7 JAN1N4148 DIODE see SB501 1075 6A 1 CR8 lN5072 DIODE Zener 16Vde 3W l CR9 lN5072 DIODE Zener 16Vdc 3W l CRl0 1N5231B DIODE Zener 3 9Vde 500mW l CRl l JAN1NS614 DIODE 1 CRl2 12002 188 D...

Страница 126: ...553 1070 01 TTLA14SISTN3FL 1 Ql6 553 1070 01 TFL414SISOECGI 1 Ql7 512009 06 TTLA14SISTN3FL 1 Ql8 2145156 TFL4t SISOECGI l Q20 2145156 TTLAIRSIST13R 1 Q21 512001 149 TRANSISTOR 1 Rl Select RESISTOR Se...

Страница 127: ...5 S RESISTOR 1 Megn 1 4W 5 l R24 RCRO7G684JS RESISTOR 680K O 1 4W 5 1 R25 RCRO7G565JS RESISTOR 5 6 Megn 1 4W 5 l R26 RCRO7Gl53JS RESISTOR 15KO 1 4W 5 l R27 RCRO7Gl83JS RESISTOR 18KO 1 4W 5 l R28 RCR20...

Страница 128: ...Nomenclature Units Effectivity I 2 3 4 5 6 7 Assy Code 2 Tl 556 1107 01 TRANSFORMER Power l T2 556 1112 01 TRANSFORMER Power l TB1 565 1220 02 BOARD Terminal see SB501 1075 16F 1 Not Shown Effectivity...

Страница 129: ...Stud 5 35 S33001 03 D CLIP Capacitor 1 40 S46053 08 SCREW Round head 10 45 AN960 C4 WASHER Flat 6 50 MS51957 15 SCREW Pan Head 3 55 MS51957 13 SCREW Pan Head 4 60 MS24693 C25 SCREW Flat Head 2 65 MS51...

Страница 130: ...CREW Machine Flat Head 1 210 MSl5795 805 WASHER Flat 1 215 MS35333 36 WASHER Toothlock 6 Cl 10169 01 CAPACITOR 0 01 F 50Vde 5 l C2 10162 34 CAPACITOR 0 l F 50Vde 5 l C3 550 1426 01 CAPACITOR 0 001 F 1...

Страница 131: ...E see SB501 1075 6A 1 CR8 1N5072 DIODE Zener 16Vde 3W l CR9 1N5072 DIODE Zener 16Vde 3W l CRIO 1N5231B DIODE Zener 3 9Vde 500mW l Cit11 JA141145614 f ICH3El I C3t12 S12002 188 E R3E E 1 Cit13 S12002 1...

Страница 132: ...TN3R 1 214 553 1070 01 TTLA14SISTX3R 1 215 553 1070 01 T1tA14SISTN3R I 16 553 1070 01 TTLA14SISTN3R I Ql7 S12009 06 TRANSISTOR 218 2145156 TTLA14SIST33It 1 220 2145156 TTLA14SISTX3R 1 2 2145192 TTLA14...

Страница 133: ...3 S RESISTOR 3 3 O 1 2W 5 l R23 RCRO7Gl05 S RESISTOR 1 Megn l 4W 5 l R24 RCRO7Gl05 S RESISTOR 1 Megn nom 1 4W 5 1 R25 RCRO7GS65 S RESISTOR 5 6 Megn 1 4W 5 1 R26 RCRO7Gl53 S RESISTOR 15K O 1 4W 5 l R27...

Страница 134: ...3 R39 RCRO7G221JS RESISTOR 220 O 1 4W 5 1 SeeServiceBulletinSB501 1075 1 R40 S11127 122J4 RESISTOR 1 2K O 5W 5 1 Tl 556 1107 01 TRANSFORMER Power l T2 556 1112 01 TRANSFORMER Power l TB1 565 1220 02...

Страница 135: ...tud 6 35 S33001 03 D CLIP Capacitor 1 40 46053 08 SCREW Round head 8 45 AN960 C4 WASHER Flat 4 50 MS51957 15 SCREW Pan Head 3 55 MSS1957 13 SCREW Pan Head 2 60 MS24693 C25 SCREW Flat Head 2 65 MSS1957...

Страница 136: ...lat 1 215 MS35333 70 WASHER Lock Flat 2 Cl 10169 01 CAPACITOR 0 01 F 50Vde 5 1 C2 10162 34 CAPACITOR 0 l F 50Vdc 5 1 C3 550 1426 01 CAPACITOR 0 001 F 100Vdc 5 1 C4 550 1426 01 CAPACITOR 0 001 F 100Vdc...

Страница 137: ...de 3W l CR9 1N5072 DIODE Zener 16Vde 3W l CRl0 1N5231B DIODE Zener 3 9Vde 500mW 1 CRl1 JAN1N5614 DIODE 1 CR12 S12002 188 DIODE 1 CRl3 812002 188 DIODE 1 CRl4 S12002 188 DIODE 1 CR15 S12002 188 DIODE 1...

Страница 138: ...TOR 1 218 2145156 TFL414SISl3Dit 1 Q20 2145156 TTLAT4SISTN3R 1 221 S12001 149 TFL4t SISTN3R 1 Rl Select RESISTOR Select Value l R1A RN55Cl213F l24K O 1 10W 1 1 R1B RN55Cl303F 130K O 1 10W 1 1 R1C RN55...

Страница 139: ...S RESISTOR 5 6 Megn l 4W 5 l R26 RCRO7Gl53JS RESISTOR 15KO 1 4W 5 1 R27 RCRO7Gl83JS RESISTOR 18KO 1 4W 5 1 R28 RCR20G621JS RESISTOR 620 O l 2W 5 1 R29 RCR20G271JS RESISTOR 270 O 1 2W 5 1 R30 RCR20Gl02...

Страница 140: ...P N 501 1075 Figure Item PartNumber Nomenclature UnitsI Effectivity Assy Code 1234567 4 TBl 565 1220 02 BOARD Terminal See SB501 1075 16F l Not Shown EffectivityCode 542 1256 01 A 542 1256 02 B msmlj...

Страница 141: ...MINAL Stud 6 35 S33001 03 D CLIP Capacitor 1 40 546053 08 SCREW Round head 8 45 AN960 C4 WASHER Flat 6 50 MS51957 15 SCREW Pan Head 3 55 MS51957 13 SCREW Pan Head 4 60 MS24693 C25 SCREW Flat Head 2 65...

Страница 142: ...at 1 215 MS35333 36 WASHER Tooth Lock 4 Cl S10169 01 CAPACITOR 0 01 F 50Vde 5 1 C2 S10162 34 CAPACITOR 0 l F 50Vde 5 1 C3 550 1426 01 CAPACITOR 0 001 F 100Vde 5 1 C4 550 1426 01 CAPACITOR 0 001 F 100V...

Страница 143: ...Zener 16Vde 3W l CR9 1N5072 DIODE Zener 16Vdc 3W 1 CR10 1N5231B DIODE Zener 3 9Vde 500mW l CR11 JAN1N5614 DIODE I CR12 S12002 188 DIODE I CR13 S12002 188 DIODE 1 CR14 S12002 188 DIODE l CR15 S12002 1...

Страница 144: ...70 01 TRANSISTOR 1 Q17 S12009 06 TRANSISTOR l Ql8 2N5156 TRANSISTOR I Q20 2N5156 TRANSISTOR 1 Q21 Sl2001 149 TRANSISTOR 1 Rl Select RESISTOR Select Value l RlA RN55Cl213F 124K O 1 10W 1 1 R1B RN55Cl30...

Страница 145: ...TOR l Megn nom 1 4W 5 1 R25 RCRO7G565JS RESISTOR 5 6 MegR l 4W 5 1 R26 RCRO7Gl53JS RESISTOR 15K O 1 4W 5 1 R27 RCRO7Gl83JS RESISTOR l8K O l 4W 5 1 R28 RCR20G62lJS RESISTOR 620 O l 2W 5 1 R29 RCR20G271...

Страница 146: ...Number Nomenclature Units Effectivity Assy Code Tl 556 1107 01 R3 NS5FO6 ER Power 1 5 T2 556 1112 01 TRANSFORMER Power 1 TB1 565 1220 02 BOARD Terminal See SBS0l 1075 16F l Not Shown EffectivityCode 5...

Страница 147: ...1 542 1087 01 BATTERY TEST CIRCUIT CARD REF ASSEMBLY A2 See IPL Figure 1 forNHA 5 536 1072 01 BATTERY TEST PWB 1 10 S32053 TERMINAL Stud 6 2035Bl REF El E2 E3 E4 E5 E6 15 S32053 TERMINAL Stud 4 2001Bl...

Страница 148: ...B DIODE 1 Models A T E T See Mod 27 Models B T F T See Mod 26 Models CIT G T See Mod 23 Models D T HIT See Mod 22 CR4 JAN1N5614 Service Bulletin SB501 1075 27 CR5 1N967B DIODE 1 CR6 JANlNS614 DIODE 1...

Страница 149: ...T See Mod 27 Models B T F T See Mod 26 Models C T G T See Mod 23 Models D T H T See Mod 22 Service Bulletin SB501 1075 27 R6 511083 25 5 1 RESISTOR Wire wound 5 O 25W 1 1 R7 S11082 09 RESISTOR Adjusta...

Страница 150: ...Figure 1 for NHA Models A B E F See Mod 7 Models C D G H See Mod 4 Models C T D T G T HTTSee Mod 5 Models A T B T E T F T See Mod 8 Service Bulletin SB501 1075 8 8A 5 Sl2001 141 TRANSISTOR 2N3772 Q9 I...

Страница 151: ...1 for REF NHA Models B F See Mod 17 Models A E See Mod 18 Models D H See Mod 14 Models C G See Mod 15 Models B T F T See Mod 19 Models D T HTTSee Mod 16 Models ATT ETTMod 21 Models C T G T Mod 17 Serv...

Страница 152: ...W l6878 4 WIRE Elect Insul Type E18 Red Wl AR 50 MIL W l6878 4 WIRE Elect Insul Type E22 Wht W2 AR 55 MIL W l6878 4 WIRE Elect Insul Type El8 Red W3 AR 60 MIL W l6878 4 WIRE Elect Insul Type E22 Wht...

Страница 153: ...g Desig Qty Number Description 1 1 R1 511011 2213 RESISTOR 220 ohm 2 1 2 MS35206 218 SCREW Machine Pan hd 3 1 2 NAS43DDO 14 SPACER INSTRUCTIONS 1 Remove the Model PS 823 from the aircraft 2 Remove cov...

Страница 154: ...I 7 e 0 444 e e 4 4444...

Страница 155: ...Kit Item 3 between circuit board and inductor magnified section B 11 Reinsta11 inverter assembly and batteries 12 Reinstall cover 13 Functional test per J E T Inc Engineerino Specification 508 1058 o...

Страница 156: ......

Страница 157: ...y This modification must be retumed to the factoryforincorporation Planing Information Effectivity PS 823A thru D and E thru H 501 1075 01 thru 04 09 thru 12 Emergency Power Supply ECN 9199 9201 9202...

Страница 158: ......

Страница 159: ...from the aircraft 2 Remove screws 6 34 and cover 1 Figure 1 3 Locate terminals ll and 15 in Figure l 4 Install Kit Item 1 between terminals 11 and CL5 with the positive lead to terminal ll 5 Function...

Страница 160: ...58501 1075 5 September 14 1971 15...

Страница 161: ...to load paragraph 17 NOTE This Service Bulletin is not to be incorporated if SB501 1075 4A B C D or E has been incorporated installation of Battery Test Circuit WITH diode CR7 PARTS REQUIRED To obtain...

Страница 162: ...Service Bulletin SB501 1075 6A ta a Note as Does not include 3s as Battery Test Circuit to Board Assembly 21 Figure 1 Model PS 823 Exploded View 2...

Страница 163: ...oervice Bulletin SB501 1075 6A OO INSULATED TERMINAL 1 2 PLACES 26 SLEEVING CR7 Figure 2 Battery Test Board JUNCTION R7 AND C 0 0635 D AE e R2 Figure 3 Inverter Circuit Board 3...

Страница 164: ...own in Figure 3 using a number 52 drill 12 Connect the positive side of diode CR7 to the junction of capacitor C2 and resistor C7 using Kit Item 4 Pass the wire through the hole drilled in step 11 to...

Страница 165: ...wer Supply PCN 11510 PART NUMBER 501 1075 01 thru 16 SUBJECT Installation of RFI capacitors NOTE The design of the Model PS 823 Emergency Power Supply provides RFI filtering to meet Category B of TSO...

Страница 166: ...pack 2 as applicable 4 Remove battery pack 4 and inverter assembly 36 I 5 Locate Kit Items 1 and 3 Trim leads to approximately 3 4 inch on each capacitor 6 Cut lengths of sleeving Kit Item 2 which wi...

Страница 167: ...e e e 4...

Страница 168: ...Service Bulletin SB501 1075 7A I6 E CR y 15 14 c a Add C17 and A Cl8 Il 12 13 Connector posts pass through r y circuit board 6 8 9 1 here Ci7 S43001 22A Figure 2 4...

Страница 169: ...licable cover 1 and fuse 7 14 Functional test the Emergency Power Supply according to J E T Inc Instruction Manual for the Model PS 823 15 Mark off modification dot number 20 see NOTE onpage 1 16 Rein...

Страница 170: ......

Страница 171: ...Washer iShouldered 4 2 AN960C10L Washer Flat 5 2 MS35338 138 Washer Lock Spring 6 2 NASl635 3 14 Screw Machine pan hd 7 l S32002 04D Lug Solder 8 l S36020 36 Washer Non metallic Heatsink Assembly con...

Страница 172: ...Service Bulletin SB50l 1075 8A Kit Item 1 t Item 4em 6 Handle Kit Item 5 Kit Item 2 Kit Item 3 Figure l Page 2 of 3...

Страница 173: ...ssembly as shown 10 Connect and solder leads from heatsink assembly as follows Le_a_d_ Junction 30 Q9E OFigure 5 2 31 Lug Kit Item 7 CRl 22 Q9B CFigure 5 2 ll Recoat all reworked areas 12 Reinstall ba...

Страница 174: ...D...

Страница 175: ...Service Bulletin order J E T Inc Modification Kit 504 1533 01 Kit Ref Desig g Part Number Description 1 R19 R20 4 S11012 3R3J Resistor 3 3 ohm 221 R22 1 2 watt _5 NSTRUCTIONS 1 Remove the Model PS 82...

Страница 176: ...MOD NO 8 501 1075 03 04 MOD NO 5 501 1075 05 06 MOD NO 9 501 1075 07 08 MOD NO 6 6 Reinstall the cover and functional test the unit according to Table 3 4 of the Instruction Manual 7 Reinstall in the...

Страница 177: ...Inspect the modification plate for the presence of modification number 10 501 1075 05 06 or modification number 7 501 1075 07 08 If these dots are marked out this bulletin has been complied with If th...

Страница 178: ...chassis behind handle 9 Resistors R19 R20 R21 and R22 5 2 changed to 3 3 ohm 1 2 watt Sheet l 10 Correction of modification identification per this Service Bulletin 20 Capacitors Cl7 and Cl8 added 5 2...

Страница 179: ...d and install 5 1 behind handle 6 Replace resistors Rl9 R20 R2l 5 2 and R22 with 3 3 ohm l 2 watt Sheet l resistors 7 Correction of modification numbers per this Service Bulletin 20 Added capacitors C...

Страница 180: ......

Страница 181: ...E To eliminate possible shorting after relocation of Q9 for increased heat sink capability PARTS REQUIRED Needed part is readily available at any location Item Qty Part Number Description 1 1 AN960 C4...

Страница 182: ......

Страница 183: ...minal Insulated 2 3 NASl635 04 3 Screw Machine 3 1 832002 040 Lug Solder 4 1 565 1108 01 Lug Terminal 5 2ft MIL W 16878 6 Wire Electrical Insulated Type ET 22 White 544069 22 9 6 1 C20 S10130 186KO50R...

Страница 184: ...ll CRS R12 and C15 as shown in Figures 2 and 3 attached CRS anode lead to R13 negative side of Cl5 and base of Q6 one lead of Rl2 to junction of QS emitter and Rl4 and the other lead to posi tive side...

Страница 185: ...it item 5 to the solder lug installed in step 4 Tailor and solder it to the remaining insulated terminal marked Z on figure 3 attached 20 Reinstall transformer T2 in reverse order of removal step 11 2...

Страница 186: ...ed to it CI 7 Nut Plain Hex Washer Lock Flat Washer Flat Insulator Mica Washer Shouldered During removal of above items the shouldered washer may remain in i position between the A2 PCB and bracket as...

Страница 187: ...shouldered washer between the A2 PCB and bracket assembly Insert the CRl8 mounting stud through the mounting holes of the A2 PCB shouldered washer and bracket assem IS bly Place the mica insulator fl...

Страница 188: ...6 D o oD 6 o o o o o o o o c C o o o Ao Solder CRS anode Drill 040 lead here hole here Drill 040 hole here Solder Wire here Solder CRB cathode lead here Solder Rl2 in here Solder Wire here Cut circui...

Страница 189: ...SB50 1 10 75 12 CR c2o ECB cc hDe e p inthole 2 4 Q20 L R2 3 s Install new Drill 040 hole wires here Fig re 1 here point X Page 7 of 9 Pages...

Страница 190: ...SB501 1075 12 o Connector Jl 0 Drill 1 8 inch holes as shown Figure 4 SGo CR23 C S 5 SC la Ah G ro C5 to Figure 5 Page 8 of 9 Pages...

Страница 191: ...8501 1075 12 25 Reinstall PS 823 in aircraft 26 The changes effected by this Service Bulletin will be incor porated in the next revision to the instruction manual Prepareci By r ve By Page 9 of 9 Page...

Страница 192: ......

Страница 193: ...24 1826 through 1829 1831 and 1833 through 1861 inclusive 2 Refer to PS 823 Instruction Manual Figure 5 1 for parts identification and location 3 Remove screws 6 and 34 and cover 1 4 Remove screws 26...

Страница 194: ...oxy cement Figure 1 10 Reinstall printed circuit board assembly 36 in chassis 5 and secure with screws 27 and 32 11 Reinstall battery packs 2 and or 4 and or support bracket 3 and secure with screws 2...

Страница 195: ...1 for parts identification and location 3 Remove screws 6 and 34 and cover 1 4 Remove screws 26 and 33 and battery packs 2 and or 4 and or support bracket 3 5 Remove screws 27 and 32 and printed circu...

Страница 196: ...t bracket 3 Secure with screws 26 and 33 11 Install cover 1 and secure with screws 6 and 34 12 Mark off Modification sticker as outlined in paragraph 1 13 Return PS 823 to service o e 6 E cne CR C T2...

Страница 197: ...s 2 and or 4 and or support bracket 3 4 Remove screws 27 and 32 and printed circuit board PCB assem bly 36 5 Refer to Figure 1 of this Service Bulletin and remove screws 14 washers 19 washers 24 and n...

Страница 198: ...r Model Mod No 501 1075 01 PS 823A 17 501 1075 02 PS 8232 16 501 1075 03 PS 823C 14 501 1075 04 PS 823D 13 501 1075 05 PS 823A T 19 501 1075 06 PS 823B T 18 501 1075 07 PS 823C T 16 501 1075 08 PS 823...

Страница 199: ...sed paragraph 16 COMPONENT Emergency Power Supply COMPLIANCE Recommend field Retrofit within next 100 hours flight time PURPOSE To provide charging resistor and battery input line isolation and preven...

Страница 200: ...t remaining wire rezcved from Ql8 emitter or from Ql8 emitter circuit track to TBl pin 1 Kit Item 2 so that wire joins R32 to TBl pin 1 NOTE Resistors R32 and R35 are 5 watt resistors in lower left co...

Страница 201: ...Service Bulletin SB 50l 1075 16 F Install Diode Assembly inside ch sis bhe ad Install TBl on top right of T2 is T 3S 25 20 24 24 21 Figure 1 PS 823 Emergency Power Supply Page 3 of 8 pages...

Страница 202: ...Service Bulletin SB301 1075 16F Al PCB 536 XXXX XX A2 PCB 536 XXXX Xx 7 CRIS CI9 BC L2 O I PS 823C 6 0 Figure 2 Printed Circuit Board Assembly 542 XXXX XX Page 4 of 8 pages...

Страница 203: ...r and Install jumper wire sleeving between Q20 from Ql8 base to base and Ql8 emitter track that junctions with R33 R34 R39 and Cl6 7 Cut circuit 0 06 Locate wire between R35 and emitter of Q20 Remove...

Страница 204: ...072 01 536 1041 01 Change to 542 1254 01 542 1080 01 536 1065 01 Change to 542 1255 01 542 1088 01 536 1041 01 Change to 542 1256 01 542 1089 01 536 1065 01 Change to 542 1257 01 Reidentify A2 PC Boar...

Страница 205: ...stow if Al Bl of Al Bl only battery used is only battery used WI W2 CR26 o f Ai inai I W3 W4 CR25 em Connect lead from Q20 emit ter to solder CR27 CR24 M ings Figure 5 Diode Assembly Electrical Connec...

Страница 206: ...200 or equivalent 22 Refer to Figure 2 and reinstall inductor L1 on A2 PCB using spacers 35 screws 34 washers 31 and nuts 26 23 Refer to Figure 1 and if applicable reattach battery test circuit card a...

Страница 207: ...Supply COMPLIANCE Customer Option SUBJECT Installation of Capacitor A2 C21 PURPOSE To Improve Starting Without Application of AC Power at Low Temperature Extrenes INSTRUCTIONS 1 Refer to Figure 1 for...

Страница 208: ...Service Bulletin SB501 1075 18B 1 2 13 10 11 19 31 14 35 16 50 24A N 21OR 25 21A 24A Figure 1 PS 823 Emergency Power Supply Page 2 of 4 pages...

Страница 209: ...B al Remove Cl6 if installed Install C21 510151 27 lead to base of Q18 e R35 CRio Figure 2 Early Configuration A2 PCB o Remove Cl6 if installed as I I leaad tC21ba Se1015 l 28 Figure 3 Later Configura...

Страница 210: ...ematic in TP 202 by changing C16 callout in Figur 6 5 of PS 823 Instruction Manual to C21 3 3 50 12 If capacitor C16 was removed to install capacitor C21 mark off modification decal as follows Model P...

Страница 211: ...nt 2N5037 transistors are in stock it will be necessary to replace all four 2N5037 transistors with 2N5035 transistors and their associated base bias resistors Al Rl9 thru Al R22 with 1 5 ohm 1 2 watt...

Страница 212: ...Service Bulletin 53501 1075 19 aos 25 Figure 1 PS 823 Emergency Power Supply Page 2 of 4 Pages...

Страница 213: ...58501 1075 19 0 31 8 47 21 26 33 48 3 1 at 31 s 2s a es s ace 13 21 24 2 PI ACE3 Rat ta 40 34 37 3a a35 2 LACE3 33 it 14 19 14 27 12 II 31 II 21 26 24 50 15 Figure 2 Printed Circuit Board Assembly Pa...

Страница 214: ...us proofing 9 Reinstall PCB assembly 36 in chassis 5 securing with screws 27 and 32 10 Reinstall battery packs 2 and or 4 in chassis 5 and secure with screws 26 and 33 ll Reinstall cover 1 and secure...

Страница 215: ...te INSTRUCTIONS NOTE If it becomes necessary to replace transistors Al Ol0 Oll 012 or 013 2N5035 or 2N5037 and no replacement 2N5035 or 2N5037 transistors are in stock it will be necessary to replace...

Страница 216: ...e 42 4 4 o O 0 to r 44 a...

Страница 217: ...T2 2 23 C20 ECB 10 31 17 QS 721 26 T i 3 PI ACES 20 lo 5 211 726 1 17 30 33 REQD FAR SIDE 10 31 33 11 26 r 18 OR 39 Figure 2 Printed Circuit Board Assembly NOTE Item No callouts are as listed in PS 8...

Страница 218: ...4 in chassis 5 and secure with screws 26 and 33 10 Reinstall cover 1 and secure with screws 6 and 34 11 Perform functional test of unit per table 3 4 of PS 823 Instruction Manual TP 202 12 Revise sche...

Страница 219: ...agraph TOOLING No special tooling WEIGHT AND Not affected BALANCE ELECTRICAL Not affected LOAD DATA REFERENCES PS 823 Emergency Power Supply PIN 501 1075 01 thru 16 Maintenance Manual with Illustrated...

Страница 220: ...Service Bulletin SB50l l075 21A PS 823 Emergency Power Supply Figure 1 SB1075 21ADISKl00 2...

Страница 221: ...e of lock washers 30 and nuts 31 Place flat washers 28 between chassis and clamps 29 and place clamps 29 between flat washers 28 and nuts 9 Replace red l8 gauge wire between diode assembly 38 and Al B...

Страница 222: ...501 1075 09 PS 823B 501 1075 02 22 PS 823F 501 1075 10 PS 823C 501 1075 03 19 PS 823Gi 501 1075 11 PS 823D 501 1075 04 18 PS 82311 501 1075 12 PS 823 dir 501 1075 05 25 PS 823ETT 501 1075 13 PS 823B...

Страница 223: ...or Terri VanTil at 616 2854345 FAX number is 616 285 4224 KITITEM QUANTITY PARTNUMBER DESCRIPTION 4 MS24693 26B SCREW FLAT HEAD 2 6 MS21042 04 NUT SELF LOCKING 3 4 MS21042 06 NUT SELF LOCKING 4 i SB5...

Страница 224: ......

Страница 225: ...and 2 screws 34 and loosen 6 screws 26 if installed and 2 screws 27 Whenever removing or installing PS 823 cover 10 amp fuse F2 7 must be removed or circuit damage could result 2 Remove cover 1 3 Rem...

Страница 226: ...Service Bulletin SB501 1075 22 1 o 38 24 22 y 35 Figure 1 PS 823 Emergency Power Supply 2...

Страница 227: ...Service Bulletin SB501 1075 22 osa c CRIS e c e c cse a ce se a T2 O O R35 Figure 2 Model PS 823 Printed Circuit Board Assembly 3...

Страница 228: ...l 3N Pin Jl Voltage 1 to 3 115 20 15 Vac 1 to 3 115 ll Vac 3 to 7 115 5 Vac 3 to 7 115 5 Vac 1 to 7 115 20 15 Vac 1 to 7 115 ll Vac The flag should not appear The flag should not appear during the run...

Страница 229: ...d add schematic change drawing EFFECTIVITY PS 823A D and COMPLIANCE Optional A 3 A T D T COMPONENT Emergency Power Supply PCN 27786 30518 PART NUMBER 501 1075 01 thru 08 SUBJECT Retrofit to provide an...

Страница 230: ...ures 1 and 2 and unsolder and tag leads from fuseholder XF2 10 6 Unsolder and remove lead between fuseholder XF1 8 and connector J1 13 Unsolder lead from L1 to XF1 at XFl end 7 If a wire is connected...

Страница 231: ...g fi r et o o o 70 o o go...

Страница 232: ...Service Bulletin SB501 1075 23C Figure 2 Emergency Power Supply Printed Circuit Board Assembly Disk 35 4...

Страница 233: ...Service Bulletin SB50l l075 23C I I I i i i i I I I I I I I I I I i i I and screws OOOO I Rotate this og goo insert isoo Figure 3 PS 823 Connector View 5...

Страница 234: ...13 28 24vDC fkOM connects to Ll and J1 9 Euen aus is disconnected from Ll Al F1 and connected to XF2 20 cu en o sn cy BVPASS Cl2 0 01 1000 2 6 SPARES t 12 POWER GND BATTERT ONLY 8 OPgnATOON 2 33 24 S...

Страница 235: ...llectors of A2 018 and A2 020 17 Attach handle 14 and if installed heatsink assembly 40 to chassis securing with screws 19 lockwashers 18 flat washers 48 shouldered washers 47 and nuts 17 in stalled i...

Страница 236: ...ON PROCBDURES 1 Af ter compliance with the MDDIFICATION PROCEDURE and TESTING PROCEDURE of this Service Bulletin enter information from removed modification decals 16 and 50 on new mod decals kit item...

Страница 237: ...to noise APPROVAL Not applicable MANPOWER REQUIREMENTS This modification will require approximately one manhour to incorporate MATERIAL None TOOLING None WEIGHT AND BALANCE No effect ELECTRICAL LOAD...

Страница 238: ...o locate resistor R7 Replace existing resistor with an RCRO7G273JS resistor 27k 1 4w 5 7 Coat reworked area with Resiweld 7200 or equivalent moisture fungus proof coating N TE If unit being modified i...

Страница 239: ...og o is e s 10 Ag 4 e Is JJ As 17 2e...

Страница 240: ...Service Bulletin SB501 1075 24 o o o R7 I 423 I 02o 018 II II I II IIIII Figure 2 Emergency Power Supply Printed Circuit Board Assembly 4...

Страница 241: ...OCEDURES 1 After compliance with the MODIFICATION PROCEDURE and TESTING PROCEDURE of this Service Bulletin use red paint to mark off MOD number as follows on Modification Decal 16 PS 823 Model Modific...

Страница 242: ......

Страница 243: ...OMPONENT Emergency Power Supply PCR 12224 PART NUMBER 501 1075 01 through 08 SUBJECT Installation of Mod 13 A 12 B lO C 9 D 15 A T 14 B T 12 C T and ll D T PURPOSE To improve transistor turn off time...

Страница 244: ...PS 823A T etc perform step 5 otherwise skip to step 6 5 Refer to figures 1 and 2 and remove battery test circuit card 37 from PCB assembly 36 by removing Q18 020 and T1 mounting hardware securing the...

Страница 245: ...Service 48 41 o O 13 16 10 11...

Страница 246: ...Service Bulletin SB501 1075 25 O O a o Ty 01 4 O O20 018 cli 6 e y C17 IIII II IIIII t J I I Figure 2 Emergency Power Supply Printed Circuit Board Assembly 4...

Страница 247: ...6 and 34 TESTING PROCEDURES 1 Perform functional test of Table 3 4 of TP 202 Instruction Manual to verify rework IDENTIFICATION PROCEDURES 1 After compliance with the MDDIFICATION PROCEDURE and TESTI...

Страница 248: ......

Страница 249: ...3 COMPI IANCE Cua tomer Option A 3 CONPONENT Emergency Power Supply PCR 12281 PART NUMBER 501 1075 01 through 08 SUBJECT Installation of Mod 14 A 13 B 11 C 10 D 16 A T 15 B T 13 C T and 12 D T PURPOSE...

Страница 250: ...card 37 6 Refer to figure 2 and remove capacitors Cll C12 and C18 and resistor R37 7 Refer to figure 3 and tailor leads of a 550 1404 04 capac itor 10 afd 50 wvde then install as C18 with AMS 3653 sl...

Страница 251: ...Service 1 45 41 12 10...

Страница 252: ...Service Bulletin 52501 1075 26 T2 INSTALL NEW REACTOR AND MOUNTING PLATE RALAR RAPHS C11 I R37 REMOVE C18 Cl2 Figure 2 Emergency Power Supply Printed Circuit Board Assembly 4...

Страница 253: ...8 INSTALL CAPACITOR AS C11 PER PARAGRAPH 9 CRio CR22 CRI6 25 INSTALL 550 1404 04 CAPACITOR AS CIS PER PARAGRAPH 7 SECURE C BODY OF CAPACITOR TO FRAME OF TRANSFORMER T2 WITH MIL A 8623 TYPE II ADHESIV...

Страница 254: ...and secure with screws 6 and 34 Reinstall fuse F2 7 TESTING PROCEDURES 1 Perform functional test of Table 3 4 of TP 202 Instruction Manual to verity rework IDENTIFICATION PROCEDURES 1 Af ter complianc...

Страница 255: ...Service Bulletin 88501 1075 26 REMOVED PARTS Scrap r Pared By Approv By 7...

Страница 256: ......

Страница 257: ...T 26 B T F T 23 C T G T and 22 D T H T PURPOSE To reduce possibility of circuit damage due to excessive testing or low voltage APPROVAL Not applicable MANPONER REQUIREMENTS This modification will requ...

Страница 258: ...7 Coat reworked areas with Resiweld 7200 or equivalent noisture fungus proofing 8 Attach battery test circuit card 37 to PCB assembly 36 securing in place with QlS 020 and Tl mounting hardware 9 Rein...

Страница 259: ...Service Bulletin 88501 1075 27 33 27 16 26 Figure 1 Model PS 823 Emergency Power Supply Assembly a...

Страница 260: ...Service Bulletin SB501 1075 27 m I a Q20 T 1 O Figure 2 Emergency Power Supply Printed Circuit Board Assembly 4...

Страница 261: ...tin SB501 1075 27 Remove R5 and replace with RN55C4122F Remove Cl and replace with 550 1501 01 Remove R4 and replace with RN55Cl004F Remove CR3 and replace with 1N960B Figure 3 Battery Test Circuit Ca...

Страница 262: ...lO75 27 PS 823 Model Modification A T E T 27 B T F T 26 C T G T 23 D T H T 22 PARTS REQUIRED Order J E T Modification Kit 504 1727 01 to incorporate this change SPARES AFFECTED N A REMOVED P ARTS Scra...

Страница 263: ...T PURPOSE To prevent possible interference and circuit damage if unit is improperly handled APPROVAL Not applicable MANPONER REQUIREMENTS This modification will require approximately 1 manhour to inco...

Страница 264: ...ssembly per figure 3 7 Coat reworked areas with Resiweld 7200 or equivalent moisture fungus proofing 8 Attach battery test circuit card 37 to PCB assembly 36 securing in place with 018 020 and T1 moun...

Страница 265: ...Service Bulletin SB501 1075 28 1 33 27 26 Figure 1 Model PS 823 Emergency Power Supply 3...

Страница 266: ...Service Bulletin 58501 1075 28 Ir 1 so Tl io Figure 2 Emergency Power Supply Printed Circuit Board Assembly 4...

Страница 267: ...75 28 RS R3 CE i R TP1 TP2 Inspect jumper wire between TPl and TP2 to insure it is installed on component side If installed on circuit side remove and reinstall on component side Figure 3 Battery Test...

Страница 268: ...Service Bulletin SB501 1075 28 PS 823 Model Modification A T E T 28 B T F T 27 C T G T 24 D T H T 23 PARTS RBOUIRED None SPARES AFFECTED N A RENDVED PARTS N A Ptepared By Appr vec By Disk 35 6...

Страница 269: ...nics Systems Inc during manufacturing and repair of products produced at the factory These standards are approved by both the military and commercial vendors a ANSI IPC A 160 Acceptability of Electron...

Страница 270: ...fication IPC 7711 for instructions concerning the use of the differenttypes of splices 4 Clean solder connection with alcohol prior to application of heat shrinking sleeving f Component and wire conne...

Страница 271: ...as follows 1 Check polarity of all capacitors and semiconductors before installing component on board 2 Use heat sinks where possible when soldering semiconductors in place 3 Insert the component lea...

Страница 272: ......

Страница 273: ...re ments for the battery cell under a load condi tion The use of this procedure by the main tenance activity should alleviate the possibiity of batteries being returned to J E T Inc when proper rechar...

Страница 274: ...not indicative of an unusable cell but it will not meet the standard for capacity that J E T Inc has set as a minimum If the cell fails the discharge time test it must be deep cycle discharged to era...

Страница 275: ...witch F C This correction should be entered in the Instruction Manual with pen and ink It will be incorporated in the manual with the next revision ITEM 2 Model JT 5 Emergency Power Supply Test Panel...

Страница 276: ...o the emergency buss Some problems have been experienced when keying the transmitter because of a radio s high capacitive characteristics The inductor will counteract this condition The part is availa...

Страница 277: ...perators with PS 823 nickel cadmium battery maintenance information It is recommended that aircraft owners and operators perform the periodic test and charge of section 1 below after every 100 hours o...

Страница 278: ...BATTERY POWER PACK SUPPLY Figure 2 20 Cell Battery Pack Charging TYLPICALE DISCHARGE PREMATURE VOLTAGE DIP MINUTES UNIT UNDER TEST ENDOF DISCHARGE VOLTAGE MINIMUMDISCHARGE TIME PS 823A C E G 19 0 VDC...

Страница 279: ...assage of the following discharge test requires fully charged battery packs The initial discharge exercises the battery packs discloses unbalanced cells and indicates the level of charge which is bein...

Страница 280: ...pins 3 4 and 5 with reference to pin 7 ground These voltages should be approximately 120 27 and 4 7 Vac respectively 7 10 C If the initial no load voltage in step 1 8 is less than 24 0 Vdc 24 5 Vdc fo...

Страница 281: ...3 3 Battery Pack Repair Deep cycle discharge the battery pack to erase any nickel cadmium memory phenomenon as follows A Begin discharging the battery pack with the 7 ohm 1 150 watt resistor connected...

Страница 282: ...e if needed the battery pack discharge curve does not meet the require ments of figure 3 recharge the pack as in step l D and perform step 3 F F Reconnect the 7 ohm load and dc voltmeter to the batter...

Страница 283: ...l operate from this source instead of the internal batteries of the Emergency Battery Power Supply The Emergency Battery Power Supply comes on the line only if the aircraft battery capacity is very lo...

Страница 284: ...reaks the incoming 28 Vdc at Jl pin 10 breaks the ac output at Jl pin 3 and simultaneously applies a heavy 4 amp resistive load on the battery The test circuit provides a time delay of 1 5 seconds to...

Страница 285: ...4 30 OR EOUIV ONLY OFF MOM ON I 6 6 L3 s I i f it ti 25VDC OUTPUT I EMERGENCY BATTW L3 I ANY 28VDC 40 60MA LAMP I i CM327 OR EOUIV I i I I e i I i 25 28VDC INPUT FOR L TEST 1 a Figure 1 Battery Test C...

Страница 286: ......

Страница 287: ...plication of extreme pressure Application of heat at or near solder melting temperatures causes epoxy to overcure and results in breakdown into powdery substance Isopropyl alcohol will not attack epox...

Страница 288: ...readily peelable to extremely tight bonding Texture is smooth dull and rubbery It is not brittle and stretches rather than chips cracks or breaks Use of heat except at extremely high temperatures or f...

Страница 289: ...EACTION SURFACE BOND VERY STRONG SURFACE BOND STRONG SURFACE BOND LIGHT o o SOLVENT REACTION oo SMOOTH SURFACE LUMPY SURFACE NONPOROUSSURFACE GLOSSY SURFACE c DULL SURFACE RUBBERY SURFACE BRITTLE CHIP...

Страница 290: ...OF HAZARD IN HEALTH ANDFLAMMABILITY CONSULTTHEAPPLICABLE MATERIAL SAFETYDATA SHEETPRIORTO USEOR ASSOCIATION WITH THISPRODUCT When using isopropyl alcohol do so sparingly with small brush swab or tooth...

Страница 291: ...t 6 Hot Air Jet Select tip Combination of small inside diameter and thick wall Thick wall acts as heat reservoir to keep tip from being cooled by air passing through Adjust extractor hand piece for ma...

Страница 292: ...urethanelepoxy o Other 3 other 4 Use cut peel method Use scraping Polyureti anelepoxy 6 5 Use hot air jet method Parylene ty Acrylic Lacquer or acrylic lacquer 8 Use thermal Use solvent parting tool r...

Страница 293: ...best F Use modified drill bit for tip shaped to beveled edge Caution Use with care Approximately 500 needed at tip NOTE The preferred order for applying individualremoval techniques to specific coatin...

Страница 294: ...HUMISEAL 1A34 HASBEENIDENTIFIED AS HAVING A DEGREEOF HAZARDINHEALTH ANDFLAMMABILITY CONSULTTHE APPLICABLE MSDS PRIORTO USE OR ASSOCIATION WITHTHISPRODUCT If CCA rework has been extensive Figure 5 will...

Страница 295: ...4 inch square pad of J E T part number 514 1079 01 adhesive backed rubber strip must be placed on the positive terminal tab of each short cell in the battery pack J E T does not have any long cells in...

Страница 296: ......

Страница 297: ...ers 559 1606 01 or 814007 02 cells or 559 1607 01 814006 02 or 814005 02 battery packs The replacement cell supercedes old cells previously used For purposes of this letter old will be defined as cell...

Страница 298: ...its only Part Number 5 0 AH cells 559 1601 01 549 1170 01 2 5 AH cells 559 1602 02 549 1170 05 The sealed lead acid cells are delivered in a charged condition These cells are sealed at the time of bat...

Страница 299: ...G inspectedreplacements are used BFG has determined that cells passing our inspection criteria have longer life than cells obtained without being inspected to our standards BFG maintains rigid inspect...

Страница 300: ......

Страница 301: ...ved NOT FIELD REPARABLE Circuit Card Assemblies CCA for repair that display strong evidence of unauthorized field repairs These repairs included component replacement tracks that were damaged broken o...

Страница 302: ...IS...

Страница 303: ...ures RCRO7xxxxJS resistors has lost its qualification for this resistor with the reliability S designation These resistors are widely used in J E T products J E T has accomplished an extensive investi...

Страница 304: ......

Страница 305: ...ns and procedures If necessary call 1 800 253 9525 for a field service engineer Be prepared to provide a detailed explanation of the problem and a contact s name and phone number When Repairs are Nece...

Страница 306: ...ts are provided as a service to the customer Once the exchange unit is shipped to the customer the customer is expected to return a serviceable core to BFGoodrichAvionics Systems within 30 days BFGood...

Страница 307: ...uilt in fuses and circuit breakers to protect the supply against internal and external shorts Some additional fuses or breakers may be required as determined by the specific application loads and inst...

Страница 308: ...orpa NOTES CR1optionalif 28vde essentialbus power isdesiredto Determine pmperwires reand addNional fusesor emergency buswhen PS 835isremoved drcut breakersnecessary toprotectaircraft wiring P1 11is po...

Страница 309: ...bus poweris desiredto Delerrrine properwiresizeandafklitional fuses or emergency buswhenPS 835isremoved drclit breakersnecessarytoprotect aircraftwiring P1 11isprotectedwithaninlemal 20 0Ampfuse CR2 C...

Страница 310: ...wiring DiodesCR2 CR3 DS1 andR1areoptional andused only whenannundation ofEMERGENCY POWER ON 6 Heavy ines indicate16GA wireminimum indication isdesiredwhenEssential Bus28Vdc power is AII others determi...

Страница 311: ...O C e Output 25 0Amp Battery Emergency PowerSupply OutputCurrentUmitsforPS 850 and PS 855A and B Figure4A Aircraft CB 15 0Amp 7 5 Amp Aircraft 24 0 Vdc 28 0Vdc Qutput Battery I Emergency PowerSupply...

Страница 312: ...Service Letter SL 136 Wpfgfsll36 diskl00 6...

Страница 313: ...he Emergency Power Supply Test Panel should be accomplished by a qualified technician at an authorized service center DC VOLTMETER M2 Perform the following steps A Preparation and Setup of JT 5 or JT...

Страница 314: ...on the test panel DC Ammeter Ml and the standard test meter Com pare the current readings at all major scale divisions from 0 5 amperes as the applied current is varied 4 Tolerance is 2 of full scale...

Страница 315: ...essary to obtain 28 Vdc 7 Place POWER ON switch to OFF position and remove load resistor 8 Repeat the above steps adjusting resistors Rl and Rl5 as necessary to obtain an output voltage as near 28 Vdc...

Страница 316: ...OLTMETER 11 o ACCURACY DC POWER SUPPLY VARIABLE 0 50V JT 5 OR JT 5B jf EMERGENCYPOWER SUPPLY ON RSVDC F TPI TP2 PUSH TO WEAD lE O OGo CHANGECO2NNECTON P NS C VOJ O Figure 1 DC Voltmeter Calibration Se...

Страница 317: ...MPEWES CONNECT TO TERMINAL ON AMMETER BODY CONNECT TO TEST SETUP CONNECT TO TERMINAL 1 OR 2 ON AMMETER BODY DC VOLTMETER DC POWER SUPPLY 0 50 VOLT 0 50 VOLT 0 5 AMP SIMPSON SHUNT PN6711 75A I DC AMMET...

Страница 318: ...Service Memo SM 3C JT 5 or JT 5B BREARR R1 R15 Figure 3 Bottom View Bottom Panel Removed Page 6 of 6 Pages...

Страница 319: ...10 l Al R24 Sll0ll 684J RESISTOR 680 K ohm 1 4 watt 5 1 LABEL Adhesive backed 536 1041 01 1 ___ 535 1098 01 PLATE Identification PS 823A 501 1075 01 7 6 LB 1 526100 01 PLATE Modification l SERVICE ME...

Страница 320: ...a Model PS 823A NOTE The signal in test 2 14 are not sinusoidal therefore some voltmeters mayindicate differently The values provided are for a Simpson Model 260 or 270 ll Replace cover and screws rem...

Страница 321: ...MODIFICATION MARK OUT NO ON OLD THIS NUMBER MODIFICATION ON NEW PLATE MODIFICATION PLATE 1 4 2 5 3 6 4 7 5 8 6 9 7 10 8 ll 9 12 20 20 15 Re install modified EPS Model PS 823A in aircraft Prepared By A...

Страница 322: ......

Страница 323: ...hese technicians are experienced at overhauling products to meet the same stringent requirements of newly manufactured products Our Product Support offers the customer the following benefits Implement...

Страница 324: ......

Страница 325: ...A2R341 E AlR13 A1R23 E c c A2O20 e s A2Ol8 8 I A1R24 SEL T2 B E II5VAC A2CR16 I AlOl7 s ec A1Ol6 81 9 26VAC 115VAC e SHIFTED A2CR17 PHASE 10 4 5VAC AlCl0 AlC9 II A2CR27 A2CR26 A2CR22 1 A2CR25 A2CR24...

Страница 326: ...CRII 3 R17 i 0 40 16A LMZ16A 2 1 2NS496 Q8 RIS 6 06 2N5195 22K 1 OA115VAC 3 C6 R25 R26 0 33 uF SHIFTEDPHASE CS 1 36 150 10 S 6 MEG 15K 1 2M 200V 200V 47 35 10 101 101 840 I R38 44 Q15 R31 1 2K ca3 10...

Страница 327: ...3 1 8M Q14 Q16 1 2W r y R27 017 C1 R3 R7 i 556 1107 01 g R23 18K RCA40530 1 50 47 27K I I R21 1 NEG I 100 I 3 30 Q13 M1 I 03 P31 TI IS2 1 2M 2 R24 R3D SEL IK CR14 5 11H 1 1 2M CR2 C2 CR4 I 3SM2 i 1M14...

Страница 328: ...IK L J 1552318 R16 r 9 18 50 1K 22 Og 5 6K I gy 1 2 CR21 CRS tN3772 CR11 3 RI7 LMllSA 2K 7 05 Cl5 CRa 2 20 255498 5 30 1 Ml16A 1 1 I NB195 K3 829 C9 Cl0 5 IA SVACPHASE 35 C6 15 10 5 6 NES 15K 0 200V 2...

Страница 329: ...6A gg R18 2N5195 22K I 5 1 OA115VAC R13 V C R25 R26 3 LyuF SHIFTED PHASE CS 150 10 5 6 WES 15K 1 2M 200V 200V CS 105 101 101 540 1 35 Q14 015 1 2K CR3 1 8W Q16 1 2W N2 r R27 Q17 CI R3 R7 i 556 1107 01...

Страница 330: ...30 LHZl6A 08 RIS L Q6 2N5195 22K I 5 BA 115VAC 3 V C R25 R26 3 uF 1 SHIFTEDPHASE CS 150 10 5 6 NES 15K 1 2tl 200V 200V CE 105 101 101 R40 1 35 Ql4 015 1 2K CR3 1 8W Q16 1 2W I M2 r 1 R27 Q17 Cl R3 R7...

Страница 331: ...78 Vic 97 31 30 I isouftrsv MSSO IMPUT I F 15 4 318 CA7 1 1 OK 1000V I 2g CR21 CR9 2113772 CRI1 217 C15 CRS LM216A 2 28 55496 5 30 LMZ16A 1 R18 C6 255195 22K 0 0 6 NEG N 20DV 20DV 5 SVACPHASE 1 35 10...

Страница 332: ...Q3 41 zK CR3 tusse SEE PARTSLIST 01 74 98 Ynf 13 31 130 1eouFrisv Q2 INPUT 9 C C20 RIS 318 Cy M1 OK 3K 255550 9 0 29 CR21 CRS 3772 GR11 3 RI7 I 0 40 CR7 LMZ16A gg A 7 QS C15 CRS 2 20E 255496 5 30 UtZ...

Страница 333: ...ITCH ___ 412K1 CR3 2N5550 24 28 VDC 1 A1 SEE PARTSLIST 31 30 MSSO IMPUT CR21 R3 72 3183 40 CR7 CIS C LN116A 2 28 2RS496 5 30 W16A 1 R18 29 2N5195 22K S IIA 115VAC 825 R26 uF 1 SHIFTEDPHASE CS 35 150 1...

Страница 334: ...CR7 MEG OK 2M CR21 CRS 2 l3772 CR11 3 R17 10 C15 CRS LNZ16A 2 28 N5496 5 30 f Ml16A 1 R18 29 115195 22K C9 5 1 OA 115VAC C8 825 R26 2 D SHIFTEDPHASE C5 35 150 10 5 6 NEg 15K 1 2g 10 y 270K Q15 220 1 2...

Страница 335: ...GENCY POWER 12 POWER GROUND SUPPLY PS 823 6 SPARE PS 823 A T thru H T models 2 BATTERY TEST ON PS 823A T H T 8 BATTERY ONLY OPERATION MOD 9 EMERGENCY BYPASS Mating Connectors for PS 823A B C D A T C T...

Страница 336: ...OMPUTER SWMI H ANNUNC MEMORY i I O A C 12 12 LI EMERGENCY 28VDC S2 POWER ON 2 2 PS 823 T O SI 6 6 ONLY EMERGENCY POWER ARMED L3 _ _ O n i 11 Il 25VDG OUTPUT EMERGENCY BATTERY L2 gMM GEANW SERVICE BULL...

Страница 337: ...12 L 28VDC aa EMERGENCY S2 POWER 0 2 2 PS 823 T SI ONLY EMERGENCY 6 6 POWER ARMED L3 II 11 25VDC OUTPUT EMERGENCY BATTERY SERVICE BULLETIN SB 501 1075 14 PERMITS USE OF TO s SD L2 EMMEARNUEANLCY EAST...

Страница 338: ...E SWMOCH OPERATION ANNUNC O A C 12 12 L1 EMERGENCY 2BVDC S2 O C POWER ON 2 2 PS 823 T O O SI ONLY EMERGENCY 6 6 POWER ARMED L3 11 11 25VOC OUTPUT EMERGENCY BATTERY S O L2 SERVICE BULLETIN SB 501 1075...

Страница 339: ...I 28VDC POWER ON 2 2 PS 823 1 T ONLY 11 11 25VDC OUTPUT EMERGENCY BATTERY SHIPS ESS SATT BUS 28VDC L2 SERVICE BULLETIN SB 501 1075 14 PERMITS USE OF BATTERY POWER WITHOUT OPERATING INVERTER S e e HOW...

Страница 340: ...75 100 10 g A 135 130 70 5 105 12520 e 95 85 90 25 A 20 3450 30 30 45 240 235 230 I 50 E 75 15 65 60 11 705 1 D 70 9 55 55 PS 823 Emergency Power Supply Assembly 195 75 145 165 IPL Figure 1 190 200 20...

Страница 341: ...5 8 C 55 os T RE1F C11 Qi0 O so 90 1250 1450 CR18 11 E 115 130 200 205 210 O a2o aao 012 oE 1455 9565 21570 Q13 20 Li 35 70 95 135 O als I cm 3FW 1o og 40 125 150 215 10 A2 25 15 45 80 40 75 95 125 1...

Страница 342: ...di L2 30 Esc R E1 F 29 45 55 110 215 C11 Q10 O 80 90 G 0 CR18 C 10 C9 Q11 E 35 70 95 135 9 R2e Q12 O 45 95 125 20 L1 4 3 2 1 150 165 170 C7 115 130 200 205 210 40 125 150 215 10 A2 25 15 45 80 40 75...

Страница 343: ...65 105 145 0 o 30 55 4 3 2 1 80 90 120 40 CRis ss ss 115 130 200 205 210 Q20 R28 E L 45 95 125 Q13 O O C7 Qi 150 165 170 CR1 or rio os 35 70 95 135 10 A2 25 15 40 125 150 215 45 80 40 75 95 125 150 1...

Страница 344: ...0 J1 Esc 5 4 11 12 37 REF 45 55 l10 215 c C11 Q10 O 80 90 120 o C 10 C9 Q11 oO 012 E T2 L1 O 45 95 125 L1 C7 4 3 2 Q18 150 165 170 e _ I 115 130 200 205 210 25 15 45 80 40 75 95 125 150 160 40 125 150...

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