GE X353-5B Installation, Operation And Maintenance Instructions Download Page 2

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Summary of Contents for X353-5B

Page 1: ... NO 124 INSTALLATION OPERATION AND o MAINTENANCE INSTRUCTIONS r FOR X353 5B AND X376 FANS 4 LIFT FAN FLIG lACK Al FT GRAM CONTRACT NUMBER DA44 177 TC 715 WIIT UTIN NFV ECTIOIE 09RWCEN 1 lIR GENERAL ELE CTRIC iI i R1I I IMAR E3d ...

Page 2: ...ion Materiel Laboratories Fort Eustis Virginia 23604 7 In addition to security requirements which apply to this document and must be met each transmittal outside the Department of Defense must have prior approval of US Army Aviation Materiel Laboratories Fort Eustis Virginia 23604 8 This document may be further distributed by any holder only with specific prior approval of US Army Aviation Materie...

Page 3: ... 2 8 Blade Platforms o 1 2 5 2 9 Torque Band Segments 1 2 5 2 10 Carrier Segment Seal 1 2 5 2 11 Blade Shroud Cover 1 2 6 2 12 3lade Carrier Pins 1 2 5 2 13 Lock Pin 1 2 6 2 14 Lock Strip 0 0 1 2 6 2 15 Turbine Bucket Carrier Assembly 1 2 7 2 16 Turbine Buckets 1 2 7 2 17 Bucket Tip Shrouds 1 2 7 2 18 Bucket Caryier 1 2 7 2 19 Bucket Carrier Tabs 1 2 8 2 20 Balance Weight 1 2 8 2 21 Tie Bolts Wash...

Page 4: ...Compressor Seal 1 2 16 2 40 Insulation Blanket so 1 2 16 2 41 INLET VANE DESCRIPTION I o 1 2 17 2 42 SCROLL DESCRIPTION 99 99 99 o 2 19 2 43 REAR FRAME 1 2 22 2 44 HONEYCOMB AIR SEALS 1 2 24 2 45 TURNBUCKLE REAR FRAME TO SCROLL 1 2 25 2 46 INSULATION BLANKET INNER 9 99 o 1 2 25 2 47 INSULATION BLANKET OUTER I 9 1 2 25 2 48 EXIT LOUVER SYSTEM T 2 25 249 Exit Louvers so 99999 994 9 1 2 26 2 50 Actua...

Page 5: ... 0 1 4 4 4 10 Assembly of Torque Band Segments 1 4 4 4 11 Assembly of Carrier Seals 1 4 5 4 12 Assembly of Bucket Carrier Segments 1 4 6 4 13 BAI ANCE PROCEDURE I o 1 4 8 4 14 TOhOUINGPROCEDURE o 1 4 9 4 15 9 1ADIAL INSPECTION I 4 11 4 16 FRONT FRAMZ ASSEMBLY 1 4 11 4 J7 ORIENTATION t o 1 4 11 4 18 ASSEMBLE INSULATION BLANKET I 1 4 11 4 19 ASSEMBLY OF 810 SCROLL MOUNTS 1 4 12 4 20 SCROLL ASSEMBLY ...

Page 6: ... 27 4 38 Setting of Nozzle Area Adjustment Vanes 1 4 27 4 39 EXIT LOUVER ASSEMBLY 1 4 28 4 40 Orientation of the Exit Louver Push Rods 1 4 28 4 41 Assembly of Exit Louver Push Pods 1 4 29 4 42 Assemble Bushings to Supports 1 4 29 4 43 Assemble Louver Port Bushing to Strut 1 4 29 4 44 Assemble the Lever Arms to Louvers 1 4 30 4 45 Assemble Exit Louver 14 1 4 30 4 46 Assemble Louver 38 1 4 31 4 47 A...

Page 7: ...INDUCTION SYSTEM o 1 5 1 5 2 General I0 0 5 1 5 3 Inlet Closure o 1 5 1 5 4 Inlet Seal 1 5 2 5o5 Inlet Connection I o 5 2 SECTION 6 X353 5B LIFT FAN DISASSEMBLY 1 6 1 6 1 PREPARATION FOR TEARDOWN o o 1 6 1 6 2 REMOVE REAR FRAME s o 1 6 1 6 3 REMOVE ROTOR FROM FRONT FRAME I 6 1 6 4 REMOVE SCROLL FROM FRONT FRAME so 1 6 2 6 5 DISASSEMBLE FRONT FRAME 1 6 2 6 6 Remove Circular Vane o 1 6 2 6 7 Remove ...

Page 8: ...ND REPLACEMENT 1 7 1 7 1 GENERAL 1 7 1 7 2 CLEANING AND INSPECTION 1 7 1 7 3 Cleaning of Bearings 1 7 1 7 4 Fluorescent Penetrant Method of Inspection Zyglo 1 7 3 7 5 General 1 7 3 7 6 Cleaning Prior to Application of Fluoreqcent Penetrant 1 7 3 7 7 Application of Fluorescent Penetrant il 1 7 3 7 8 Application of Developer 1 7 3 7 9 BLADE TANG AND BLADE DISC DOVETAIL COATING 1 7 4 7 10 PERIODIC IN...

Page 9: ...Fan Rear Fra ae o 1 2 39 2 13 Exit Louver System i 2 40 2 14 Diverter Valve Asse nb 1 2 45 2 15 Diverter Valve Actuation System I 2 46 2 16 Sketch of Actuation Linkage in Straight Through and Diverted Positions I 1 2 47 3 1 Rotor Balance Arbor 1 3 5 3 2 Rotor Turnover Dolly I 3 5 3 3 Front Frame Scroll and Fan Turnover Dolly 1 3 6 3 4 Ball Bearing Inner Race Puller 1 3 6 3 5 Rotor Vertical Lift Fi...

Page 10: ...tallation 1 4 79 4 3 Rotor Tie Bolt Torquing Procedure 1 4 83 4 4 Rotor Air Seal and Tip Seal Inspection 1 4 84 4 5 Front Frame Insulation Blanket Inspection 1 4 85 4 6 Inspection and Adjustment of Scroll to Front Frame 1 4 96 4 7 Insepction of Scroll to Front Frame 0 1 4 87 4 8 Inspection and Adjustment of Scroll Center Mount Uniba Slot I 4 88 4 9 Inspection and Adjustment of Scroll Seal Overlap ...

Page 11: ...embly Drawing LeftHand Diverter Valve 1 4 123 4 20A Assembly Drawing Right Hand Diverter Valve 1 4 131 4 21 Assembly D awing Diverter Valve Actuation System 1 4 133 4 21A X353 5B Diverter Valve Installation 1 4 135 4 22 Diverter Valve Actuator 1 4 137 4 23 Exit Louver Actuation Limits 1 4 138 4 24 Assembly Drawing Coupled Diverter Valves 401200 915 1 4 139 1Exit Louver System 1 5 4 5 2 X353 5B Fan...

Page 12: ...e gas flow and an X353 5B lift fan equipped with vectorable dis charge louvers Reference to the J85 in this publication will be limited to special requirements of the X353 5B propulsion system Additional information on the J85 engine can be obtained from the Small Aircraft Engine Department General Electric Company Lynn Massachusetts 1 3 REPLACEMENT OF PARTS a Only General Electric Class I Ia II o...

Page 13: ...FIGURE 1 1 X353 5B PROPULSION SYSTM ...

Page 14: ... on the lower surface of the fan vector the fan exhaust rearward to provide horizontal thrust for forward acceleration Once the aircraft has reached a speed sufficient for wing supported flight the diverter valve is moved to the straight through position the exit louvers and the wing surface over the fan inlet are closed and the J85 turbojet operates in a conventional manner 2 2 BASIC FAN DESCRIPT...

Page 15: ... Depth at hub 18 2 inches Depth at edge 14 40 inches maximum Weight maximum 915 pounds includes instrumentation Center of gravity The lift fan C G is located 5 3 from fan rotating axis on minor strut centerline and vertically 0 62 above rotor centerline Mounting Three Point At leading edge trailing edge and inboard between scroll inlets 2 DIVERTER VALVE Type Tee with double butterfly doors Basic l...

Page 16: ...e 3 85 in max temperature 3000F 2 3 SYSTEM ORIENTATION a Location references used in this text are shown in Figure 2 3 Similar components located on a common diameter around the fan are numbered clockwise starting from the 12 o clock position The 12 o clock position is the forward point of the fan in relation to the nose of the aircraft this point remains 12 o clock regardless of the direction of ...

Page 17: ...he disc The cones are shrink fitted to the shaft to form a permanent disc shaft assembly Final machining of assembly surfaces and broaching of the blade dovetail slots completes the disc shaft assembly 2 6 Blade Retainer Rings a Each rotor assembly has two blade retainer rings Figure 2 4 The rings are bolted one to each side of the disc rim they prevent axial translation of the blade dovetails and...

Page 18: ...he blade tips and the turbine bucket carrier assembly The segments transmit torque from the active part of the turbine to the blades which are out of the partial admission arc Each torque band has six segments formed of R41 stainless steel Six ears project from each segment three of the ears contain two holes the remaining three ears contain one hole A grommet machined from R41 stainless steel is ...

Page 19: ...rier Pins a The blade carrier pins attach the blade tip tang to the turbine bucket carrier The pins are assembled by select fit and are manufactured in five different sizes ranging from 0 3899 to 0 3914 in increments of 0 0003 The pins 36 to each rotor are centerless ground to the finished dimensions from R41 stainless steel age hardened to Rc 35 to 43 A portion of the diameter of the pin is conto...

Page 20: ...r 2 17 Bucket Tip Shrouds a The bucket tip shrouds limit tangential displacement of the bucket tip act as a bucket vibration damper provide a radial seal against hot gas leakage across the bucket tip and form the outer flow path for hot gas passing through the turbine The shrouds are stamped from 0 010 Inconel X sheet ard are pierced with slots to accommodate the bucket tip airfoil profile The shr...

Page 21: ...nd eliminate blade tip twist during operation of the fan The tabs also serve as part of the emergency torque transmission system The tabs are machined from 0 045 Inconel X stock and are solution treated to Rc 32 to 40 hardness 2 20 Balance Weight a The balance weights are assembled to the rim of the disc as required to balance the rotor The weights machined from L605 stainless steel have an allowa...

Page 22: ... roller bearing support flange are machined from forgings The housing and flange are connected with a cylinder formed from 0 032 sheet The outer skin of the hub or bulletnose base is formed in two 1800 sections from 0 032 sheet Sixteen gussets of 0 032 sheet attach the bulletnose outer skin to the bearing housing flanges and center cylinder The top plate is machined from a forging to 0 090 thickne...

Page 23: ...e roller bearing retainer to the housing The four holes in the innermost circle are equally spaced and contai 0 250 28UNF 3 threads which serve as an attachment for the end cap of the instrumentation slipring c Three 0 062 holes through the length of the hoising and through the side wall accommodate bearing thermocouple leads 2 25 Bearing System a A two bearing system consisting of a ball thrust b...

Page 24: ... 26 Grease Seals a The grease seals for both the ball bearing and roller bearing are of the lip seal construction which are identical except for their diameters The ball bearing grease seal is the smaller of the two Both seals have a polycrylate Sirvene 17660 filler material sandwiched between two thin plates formed from AMS 5510 sheet metal 2 27 Retainer Seal Ball Bearing a The ball bearing retai...

Page 25: ...6 o clock and 9 o clock positions 2 32 Magnetic Rotor Speed Pick up Sensor a The rotor speed sensor is of the magnetic variable reluctance type excited by a gear toothed disc assembled to the rotor shaft The output signal of the speed sensor is a variable frequency ac voltage the frequency is proportional to rotor RPM b The speed sensing disc is integral with the ball bearing retaining nut being m...

Page 26: ...beam The bottom of the housing is pocketed and drilled to receive a pin thus attaching the center scroll mount to the front frame The uniball bearing housing is machined from bar stock and is attached to the leading and trailing edges of the strut by two cap beams made of 0 250 sheet The cap beams are stiffened with two side plates made of 0 062 sheet d The 9 o clock strut has a longitudinal web m...

Page 27: ...cumference A torque tube is formed from 0 030 sheet and is spot welded circumferentially to the 0 015sheet Heat shield segments are formed from 0 015 sheet and are attached to the outside diameter of the hot sector Omegas formed from 0 015 sheet are spot welded to the shield segments to close the gap at their ends A heat shield formed from 0 015 sheet is attached to the cold side to form the cold ...

Page 28: ...clevis Four 0 223 diameter holes in the base of the clevis admit bolts to fasten the clevis to the bellmouth one clevis at the 12 o clock position and one at the 6 o clock position 2 37 Shoulder Bolt Scroll Mounting a The shoulder bolt which connects the inlet scroll to the mounting clevis is machined from AMS 5667F steel and age hardened to Rc 30 to 40 The shoulder is 1 430 to 1 440 long and has ...

Page 29: ...rip A mounting tab formed of 0 030 sheet is spot welded and brazed to the mounting flange end The seal is bolted to the support using 10 32 bolts 2 40 Insulation Blanket a The insulation blanket is made from Inconel X sheet with an insulating filler materia The outer skin of the blanket is 0 015 thick the inner skin is 0 003 thick A doubler flange made of 0 031 material is spot welded to the flang...

Page 30: ...eners are made from 0 016 sheet After fabrication the assembly is aged 1100 aF for two hours for relief of welding stresses The castings and machined components are also made from 17 4 material c The 3 and 9 o clock mounting positions of the circular vane contain a pad assembled with a uniball This pad and the uniball assembly are bolted into position on the end casting The 6 and 12 o clock mounti...

Page 31: ...ing is included as part of the circular vane at mid span A pinned clevis between the vane uniball and the frame support pad provides vertical shear load support for inlet vane aerodynamic and g loading If I 1 2 18 R 1 ...

Page 32: ... the removable variable vanes are brazed welded or resistance welded into a permanent assembly c The main shell of the scroll is formed of 0 025 1 sheet the portions of the shell which support the ends of the struts and the nozzle partitions are formed of 0 032 sheet The internal skin members of the V notch clevage are formed of 0 025 stock these are stiffened with 1I0 gussets 0 025 thick and thre...

Page 33: ...ds at assembly The clevises are machined from Inconel X bar stock and each is equipped with a Heim spherical bearing which is held in place with a snap ring The end clevises appear similar in appearance but are not interchangeable The proper location of each clevis can be determined by matching the offset hole in the base of the clevis with the pattern of holes in the scroll mounting pads i The sc...

Page 34: ... vanes are fitted with a sleeve and a lug to support the vane in the scroll At each vane location the body of the scroll is fitted with an end cap sleeve and threaded boss to receive the vane lug and adjusting shaft The adjusting shaft extends from the outer side of the scroll passing through the boss and sleeve to the end of the vane A slot on the end of the shaft engages the end of the vanes to ...

Page 35: ...ts of an 0 025 dished skin which is welded to the exit louver support strut The center pan is stiffened on the aft side with hat radially positioned sections made of 0 020 sheet The ring near the hub is formed of 0 060 sheet and is reinforced with en 0 020 doubler The doubler plate at the bottom center of the hub is 0 025 thick d Eighty eight compressor stator vanes extend radially out from the ce...

Page 36: ...skin in the turbine or hot section of the rear frame Seventeen rectangular hat sections support the skin in the cold portion of the rear frame Both hat sections are formed of 0 020 sheet The outer skin has a total of 34 sawcuts which permit thermal expansion On the cold side of the rear frame 16 sawcuts pass through the aft flange and outer skin and are stop drilled about one half inch below the f...

Page 37: ...ft face of the rear frame from the 12 o clock position to the 6 o clock position The outer skin and end caps of the airfoil shaped strut are formed of 0 045 sheet The leading and trailing edges are machined from bar stock The brackets at each end of the strut are machined from bar stock and welded in place Fourteen bushings are welded to each side of the strut These bushings accommodate the exit l...

Page 38: ...n two pieces One piece butts against the vertical wall of the rear frame the other piece rests on the plate which seals off the nozzle opening The skin of the blanket is formed of Inconel X sheet The skin which butts against the rear frame is 0 003 thick the other face is 0 015 thick The insulation filler material has a thermal conductance of 0 62 btu in hr ft2 F with a mLLn temperature of 700 F S...

Page 39: ...up plate The pad is drilled and a shank nut is swaged in the hole to permit bolt attachment of the louver actuator linkage at assembly The face of the pad surrounding the shank nut is serrated to match the serrated face of the actuator link this device permits adjustment of the louver position at assembly Louvers 3 through 12 are slotted at this location for pin attachment to the adjacent aluminum...

Page 40: ...d to the side of the push rod Each rod has seven 0 190 0 191 holes drilled through the push rod providing the pin attach ment of the splined internal connecting link c The internal actuator lever arm is machined from C50T55 S5 steel and is hardened to Rc 55 70 It has an internal spline of 28 teeth which have a 32 finish The lever arm has a 0 190 0 191 diameter hole in one end which matches those i...

Page 41: ...FIGURE 2 1 TYPICAL FAN IN WING X353 5B INSTALLATION 1 2 28 ...

Page 42: ...LIFT FAN FIGURE 2 MJR B PIES O E335 LITFSSSE 1 2 29 ...

Page 43: ...12 9 3 9 33 6 Top Looking Down FIGUE 2 3 SYSTEM ORIENTATION 1 2 30 ...

Page 44: ...FIGURE 2 4 LIFT FAN ROTOR COMPONENT 1 2 31 ...

Page 45: ...FIGURE 2 5 LIFT FAN FRONT FRAME 1 2 32 ...

Page 46: ...FIGURE 2 6 LIFT FAN ASSEMB3LY SHOWING INLET VANE 1 1 2 33 ...

Page 47: ...4 FIGURE 2 7 LIFT FAN SCROLL VIEW OF INLET 1 2 34 ...

Page 48: ...FIGURE 2 8 LIFT FAN SCROLL VIEW OF NOZZLE 1 2 35 ...

Page 49: ...FIGURE 2 9 LIFT FAN SCROLL TOP VIEW 1 2 36 ...

Page 50: ...4J1 Iii 1 42 C 0 PH H 9 4J H N cc W I a4 4 w H xi HH H Is 4 0 4 r 4 0 IAI ofa 4 4a eq 94 Or4 0 FA rq W I rq 4 2 4 U 0___M0 0 ___4 ...

Page 51: ... wa FIGURE 2 1 1 SCROLL AREA ADJUSTMENT MECHAUNISM 1 2 38 ...

Page 52: ... 4 FIGURE 2 12 LIFT FAN REAR FRAME 1 2 39 ...

Page 53: ...FIGURE 2 13 EXIT LOUVER SYSTEM 1 2 4 0 ...

Page 54: ...s sealed off In the straight through or cruise mode position the ducts to the fan system are closed off and the engine exhaust is directed through a conventional exhaust nozzle Sehematics of the actuation are shown in Figure 2 16 c The diverter valve body is basically a cylinder and a constant radius elbow blended together to form the bifurcated duct A semi elipsoidal centerbody J85 GE 5 standard ...

Page 55: ... in a single continuous 0 441 thick skin The central portion of which forms one flange of a hollow box center beam Extending fore and aft from the center beam and welded along tlie continuous skin are a series of flanged ribs spaced every 1 5 inches These are made of 0 030 stock in the rear door and of 0 044 stock in the forward door Each end of the center beam encases a stubshaft socket black whi...

Page 56: ...duct centerlines in their closed positions their edges make varying angles with the duct wall The tube slot therefore is a continuous spiral to make a fixed angle to the wall The seal tube is interrupted only at the bearing block where a 1 2 wide gap forms an assembly slot for seal pieces and springs This 1 2 gap is sealed by a three piece tubular seal which is held in place by the duct wall when ...

Page 57: ... Thus the linkage motion is stopped when either stop link reaches the end of its travel on the pin as shown in Figure 2 16 h A mechanical coupling connects the two valves in the system to ensure simultaneous operation in the event of a complete actuator failure on one valve Unless both valves have the same mode setting straight through or diverted a large yawing moment will be imposed on the aircr...

Page 58: ...FIGURE 2 14 DIVERTER VALVE ASSEMBLY 1 2 45 ...

Page 59: ... V Forward DoorStbat Rear DoozJ 11 Leve Connecting Link Cylinde Stop Linki Actuato Stubshaft I Support FIGURE 2 15 DIVERTER VALVE ACTUATION SYSTEM 1 2 46 ...

Page 60: ... BellrankConnecti Link A Straight Through Position 0i Stop Link Rear Door Actuator Force Lever ForwardDoort Connecting Link B Diverted Poition FIGURE 2 16 SKETCH OF ACTUATION LINKAGE IN STRAIGHT THROUGH AND DIVERTED POSITIONS 1 2 47 ...

Page 61: ...ssure or tension evenly to all bearing pushers or pullers Tighten Jack screws and attaching screws bolts and nuts in small increments opposing point sequence CAUTION A safety load check should be performed on all lifting devices prior to initial and periodic recheck c The following paragraphs list the special tools The paragraphs are arranged alphabetically according to part nomenclature and are s...

Page 62: ... Bearing Cage Support W012028 790 3 19 Spanner Wrench 4012028 615 3 7 Tab Bender W012028 618 3 10 GRINDING Air Seal Grinding Fixture 4012028 678 3 16 INSPECTION Seal Inspection Fixture 4012028 678 3 16 TEARDaffN Lift Fixture 4012028 661 3 13 Turnover Dol 4012028 605 3 3 7 panner Wrench 4012028 615 3 7 3 8 IM FAN SHIPPING Dolly Lift Fan 401228 680 3 12 Container Lift Fan 4012028 619 3 11 3 9 REAR F...

Page 63: ...d 4012028 667 3 15 TEA DOWN Support Stand 4012028 663 3 14 Turnover Dolly 4012028 602 3 2 Vertical Lift Fixture 4012028 613 3 5 3 11 TrJRBINE BUCKET CARRIER SEGMENT ASSEMBLY Retaining Pin Inserting 4012028 625 3 17 Tool TEARDOWN Retainer Pin Removal Tool 4012028 625 3 17 4 NOTE The retaining pin inserting and removal tool differs for right and left hand fans The 625G1 tool is for a left hand unit ...

Page 64: ...012028 616 Ball Bearing Outer Race Puller 3 3 4012028 617 Roller Bearing Outer Race Puller 3 5 4012028 618 Tab Bender Front Frame Bearing 3 7 Assembly 4012028 619 Lift Fan Shipping Container 3 8 4012028 625 Turbine Bucket Carrier Retainer Pin 3 11 inserting and Removal Tool 4012028 661 Front Frame Scroll Assembly Teardown 3 7 Lift Fixture Rear Frame Lift Fixture 3 8 4012028 663 Rotor Support Stand...

Page 65: ...FIGURE 3 1 R rtOR BALAN CE ARBOR T7 FIGUE 3 2 ROTOR TURNOVER DOLLY 1 3 5 ...

Page 66: ...FIGURE 3 3 FRONT FRAIME SCROLL AND FAN TURNOVER DOLLY FIGURE 3 4 BALL BEARING INNER RACE PULLER 1 3 6 ...

Page 67: ...FIGURE 3 5 ROTOR VERTICAL LIFT FIXTURE Z77p J FIGURE 3 6 ROLLER BEARING INNER RACE PULLER 1 3 7 ...

Page 68: ...FIGURE 3 7 SPANNER WRENCH FT FIGURE 3 8 BALL BEARING OUTER RACE PULLER 1 3 8 ...

Page 69: ...77 1 3 ...

Page 70: ...L0 FIGURE 3 11 LIFT FAN SHIPPING CONTAINER FIGURE 3 12 LIFT FAN TRANSPORTATION DOLLY 1 3 10 ...

Page 71: ...FIGURE 3 13 FRON T FRAME AND SCROLL LIFT FIXTURE QFIGURE 3 14 ROTOR SUPPORT STAND 1 3 11 ...

Page 72: ...FIGURE 3 15 RO TOR BALANCE AND INSPECTION STAND lf WIN FIGURE 3 16 FRONT FRAME AIR SEAL GRINDING LEFT AND INSPECTION RIGHT FIXTURES 1 3 12 ...

Page 73: ...RE 3 17 CARRIER RETAINING PIN INSERTING AND REMOVAL TOOL TOOL FOR LEFT HAND CARRIERS ON LEFT TOOL FOR l RIGHT HAND CARRIERS ON RIGHT FIGURE 3 18 EXIT LOUVER PROTRACTORi FIGURE 3 19 BEARING CAGE SUPPORT 1 3 13 ...

Page 74: ...p rc pv5P Roos FIGURE 3 20 EXIT LOUVER TEMPLAT E 1 3 14 ...

Page 75: ...bly of the X353 5B system Figure 4 1 The procedure presents the sequence of assembly and calls out the quantity of parts but does not list the part numbers When starting an assembly sequence read and observe all NOTE and CAUTION remarks for that sequence 4 3 ASSEMBLY TOOLING Where an assembly tool is required the name of tlii tool will appear in the sequence of use in the Tooling Section of this m...

Page 76: ... the forward torque band segments will be located at blade positions 1 7 13 19 25 and 31 the gaps between the aft torque band segments will be located at blade positions 4 10 16 22 28 and 34 4 5 Disc and Shaft Assembly Set the disc and shaft assembly in the rotor build up platform with the long end of the shaft extending up Assemble the forward retaining ring over the studs on the forward face of ...

Page 77: ...he first teardown or at any disassembly after the position of the blades has been established to be within acceptable balance limits Par 4 13 the position of each blade should be etched on the end of the tang with an electric vibrator CAUTION The blade and disc dovetails are coated with special anti gall compounds Check the integrity of the application prior to each final assembly to make sure the...

Page 78: ...tightening the rest of the nuts Make sure all areas of the retainer tabs are flush with the face of the disc 4 9 Assembly of Blade Platforms Insert the 36 blade platforms between the blades and secure them to the locknuts on the retainer ring tabs with two shoulder bolts to each platform Tighten the nuts sufficiently to hold the parts they will be torqued after balance 4 10 Assembly of Torque Band...

Page 79: ...them against the torque band per the Rotor Balance Record The tabs on the torque bands containing grommets must be sprung inward to permit the carrier seals to pass over them Align the carrier seals so that the grommets on the torque bands will seat in the hole in the center tab of the carrier seal NOTE I The side of the seal with the smallest tab faces forward Avoid assembling the seals in revers...

Page 80: ...b Determine the position of the first carrier segment Slide it into position use care to seat the torque band grommet in the counter sunk hole on the inside rail of the carrier c Insert the center carrier cover into the carrier segment and align the nut with the grommet in the torque band Insert two bolts one from each side and tighten sufficiently to hold and locate the parts NOTE The center cove...

Page 81: ...pin is through the tang hole For a proper fit it will be necessary to tap the pin gently until it is in place using the pin installation tool Align the lock pin hole before the retainer pin is driven into position NOTE The pin holes in the blade tang and carrier have polished surfaces and must be clean for assembly f Insert the pins from the end of the carrier toward the center of the carrier Some...

Page 82: ...illed out in this manner Differences in blade moment weights should be determined for opposite carriage position A judicious relocation of blades may have to be made to minimize these differences Any relocation of blades should be made by pairs Instrumented blades should be placed at least 900 apart Carriers and seals should be listed as described above for the blades The balance plot for the carr...

Page 83: ...OCEDURE a Torque all nuts and bolts on the rotor assembly using the following torquing procedures b Rotor Tie Bolts 1 Tooling Requirements a Two torque wrenches 0 to 400 lb in gage with 7 16 12 point sockets b One 3 to 4 OD micrometer having increments to 0 0001 Balance Plot Top Looking Down Figure 4 0 I 4 9 R 2 ...

Page 84: ...005 whichever comes first 8 If at this point the stud has not elongated 0 006 alternately tighten the nuts on the forward and aft faces to 350 lb in or until the stud elongates 0 006 0 0005 whichev r comes first 9 Record the final length of each tie bolt and the torque value for both the forward and aft nuts on Figure 4 3 NOTE When torquing the rotor tie bolts use torque wrenches ne on the forward...

Page 85: ...frame refer to Par 2 3 General Description NOTE All front frames are interchangeable and can be assembled either as right hand or left hand units 4 18 ASSEMBLE INSULATION BLANKET a Lay the insulation blanket in place on the frame and align the inner and outer bolt circles with those in the frame Insert the bolts from the blanket side and install a nut on the outside Torque the nuts to 27 to 30 lb ...

Page 86: ...ed and recorded on Figure 4 5 This dimension is required to assure clearance between the rotor shroud and insulation blanket NOTE Do not remove the insulation blanket for normal periodic inspection 4 19 ASSEMBLY OF 810 SCROLL MOUNTS a The 810 scroll mount clevises are located at the 12 00 o clock and 6 00 o clock positions Both parts appear identical However they are not symmetrical and must be lo...

Page 87: ...e 4 20 SCROLL ASSEMBVL a Set the scroll on a table with the mounts facing up b Assemble the forward 810 mount using shims as required or provided and four bolts NOTE The forward and aft 810 mounts are not inte r changeable c Assemble the aft 810 mount using shims as required or provided and four bolts d Assemble the center scroll mount with four bolts e Assemble a uniball bearing and snap ring to ...

Page 88: ...lly in the front frame The thickness of the shim may not be the same for both sides If the uniball is removed care must be taken not to reverse its position during reassembly If the uniball is replaced comply with Par 4 21 in the Inspection and Adjustment of the Scroll to Front Frame f Periodic Inspection On normal periodic inspection do not remove the t ree scroll mounts from the scroll unless th...

Page 89: ... shims to the inboard or center mount a Determine and record on Figure 4 8 the width of the u niball slot in the front frame scroll support and the width of the uniball inner race b Compute the total shim requirement by subtracting the width of the uniball from the width of the slot c To obtain the initial base to set the radial location of the scroll divide the shim requirement by two This determ...

Page 90: ...overlap is 1 Minimum overlap is 3 16 from the edge of the seal lip 2 Maximum overlap is full use of the immersion depth b After the overlap lines are scribed remove the scroll and trim the finger seals to obtain overlap as indicated in Figure 4 9 1 Obtain maximum overlap at the ID and 2 Minimum overlap at the OD and at the ends c Matchmark position of finger seals After trial assembly and custom f...

Page 91: ...Insulation a Assemble the scroll insulation blanket and lockwire the sections to each other and to the scroll 4 24 Final Assembly of Scroll to Front Frame a Place the scroll in position on the front frame and insert the pin and snap ring into the center mount Insert the 810 mount pins at both ends of the scroll and assemble the nut to each pin Torque the nut to 100 lbs in 4 25 Assemble Scroll Seal...

Page 92: ...dimension add 0 075 0 095 pro vides air seal clearance to obtain the desired iadius of the honeycomb air seal Grind the seal to this radius using the grinding fixture Ref Par 3 7 After grind inspect and record on Figure 4 11 the radius of the honeycomb seal Mark the location of minimu i radius with Dykem c Periodic Inspection Do not remove the seals or scroll from the front frame for a normal peri...

Page 93: ... flange bolt holes b Pull the blanket out radially against the rear frame flange and tweezer weld a strip of nichrome to the flange and blanket to hold the blanket in place until the rear frame is assembled to the unit c Place the bottom blanket into the rear frame pan and bolt it to the rear frame The bolt head will be located in the blanket with the nut on the outside of the frame NOTE Torque al...

Page 94: ... so that the seals do not span the sawcuts in the rear frame box section b After initial assembly the honeycomb air seal must be ground to a dimension which is obtained as follows Determine the maximum radius of the bottom air seal Dimension B from Figure 4 4 Rotor Inspection and record this dimension on Figure 4 11 To this dimension add 0 140 to 0 150 provides air saal clearances to obtain the de...

Page 95: ...t half of the ball thrust bearing inner race to the shaft NOTE Position the inner race so that the puller notch is toward the shim c Insert the two halves of the roller bearing retainer into the groove at the end of the shaft Slide the roller bearing inner race over the shaft using a shim of the same thickness as that used on the ball thrust bearing After the race is seated bend the retainer ring ...

Page 96: ...race gently until the weight of the rotor is supported by the bearing NOTE The thrust bearing cage must be held in place until the bearing seats in the outer race Figure 3 19 d Place the heated inner race into the race puller and seat the race in position on the shaft Hold the race in position until the temperature of the shaft and race equalize and the position is maintained by the interference f...

Page 97: ...g b Freeze with dry ice and push the outer race and rollers into the roller bearing housing c Freeze with dry ice and insert the grease seal into the retainer d Assemble the retainer using twelve bolts Torque the bolts to 30 lb in and secure with lockwire e Pack the roller bearing with 40 grams of sodium soap base lubricant Texaco Unitemp 500 or equivalent f Slide the bearing assembly over the end...

Page 98: ...ts less than 0 036 return the unit to the inverted flight position shaft pointed down CAUTION If the clearance of the thrust bearing measured in Par 4 33g exceeds 0 036 the cause must be determined and corrected before proceeding with assembly of the unit Serious damage can result from excessive thrust bearing clearance h Measure the axial distance between the thrust bearing inner race and the bot...

Page 99: ...e housing Ref Dim 1 Fig 4 16B The minimum clearance is critical and must be maintained 4 35 Assembly of Rear Frame to Front Frame a Assemble the top and bottom outer scroll seals to the scroll finger seals b Hoist the rear frame using the T bar lift fixture with Nylon slings and position it over the front frame rotor and scroll assembly Lower the rear frame and guide it carefully over the rotor un...

Page 100: ... that fit in the two center scroll supports are slightly longer than the pins which are assembled to the other 10 scroll supports e Assemble the scroll insulation blanket and lockwire them in place f Assemble the insulation blanket around the hot side of the rear frame and lockwire it in place 4 36 Clearance Inspection after Assembly of Rear Frame a Visually check the overlap of the scroll finger ...

Page 101: ...nd lockwire CAUTION During assembly the magnetic speed pickup must not be installed until the inspections in Par 4 36a through 4 36c are completed and indicate the rotor will remain assembled Serious damage can result if the magnetic speed pickup is in place during assembly or disassembly of the rotor to the front frame Upon disassembly the magnetic speed pickup must be removed before the rotor is...

Page 102: ...uvers This alternate actuation of exit louvers provides spoiling of the fan thrust to give the aircraft roll and yaw control and to provide thrust vectoring for forward thrust One push rod is actuated from the forward on the 12 o clock position of the strut and is designated the forward push rod Likewise the push rod that is actuated from the aft or 6 o clock position is designated the aft push ro...

Page 103: ...ed above NOTE All moving surfaces of the exit louver system should be coated with a high temperature lubricant d Lay both push rods side by side position the cam and insert both rods into the strut Locate and insert the slave link on the 6 o clock end of the strut and fasten it with a snap ring Align the lever arms with the ports in the side of the strut and insert a spline bushing into each lever...

Page 104: ...er trailing edge smooth to the bottom wing fairing or approximately 1 4 from touching the rear frame Slide the end louver support bracket over the end of the louver and attach with 2 bolts NOTE Axial adjustment of the exit louvers if the gap between the lever arm and the end of the louver at the pivot pin exceeds 030 when the lever arm bolt is tight remove the lever arm and place washers over the ...

Page 105: ...ushing to the turbine louver and attach with two bolts 4 49 Inspection of Louver Stagger 4a To insure that the exit louver trailing edges do not interfere during combined vector and full stagger the following check is required b With the exit louvers in ti full closed position and the aft cam link set at 57 250 operate the aft push rod through its full travel to full open with the forward push rod...

Page 106: ...ert the floating pin end into the bottom holes located in the bullet nose Secure each end pad to the strut using 2 bolts Torque to 45 60 lb in and lockwire Insert the 2 top bolts through the bullet nose into the top hole in the cross vane ends Torque to 40 50 lb in and lockwire to the floating pin head Insert the center circular vane support pin and shim on either side for height Insert the vertic...

Page 107: ...ey 8 4012001 182P1 Connector 1 5000 212W Snap Ring 1 5000 387W Snap Ring 1 4012001 230P1 Ring Retaining I 4 MS24678 21 Bolt Internal Wrench 4 5 4012001 300G2 Front Frame I LHSS 6 Bearing 2 ZL2440 11 048 Nut Shank 8 ZL2440 10 02 Nut Shank 48 ZL2440 5 048 Nut Shank 16 ZL3850 8 064 Nut Shank 4 ZA21 1200 02 Nut Anchor 20 70ZAIW 02 Nut Anchor 4 AN435M3 5 Rivet 8 CR 562 4 4 Rivet 48 4012001 302 Instrume...

Page 108: ... Bolt 1 10 4012001 309G1 Seal Corner 1 11 4012001 310G1 Seal Sector 21 4012001 327P1 Bolt 42 12 4012001 311G1 Seal Sector 21 13 4012001 312G1 Seal Corner 1 14 4012001 313G1 Seal Corner 1 15 4012001 314G1 Seal Corner 1 16 4012001 315G1 Seal Corner 1 17 4012001 316G1 Seal Sector 1 18 4012001 317G1 Seal Sector 11 19 4012001 405G2 Vane Quadrant 1 20 4012001 405G3 Vane Quadrant 1 21 4012001 405G4 Vane ...

Page 109: ...LHSS 5 Bearing 4 ___4012001 432P1 Washer AR ___R398P1 Nut 4 ___4012001 431P1 P2 or P3 Spacer AR 4012001 429P2 Pad 2 23 4012001 322P2 Bearing Roller 1 24 4012001 323P2 Bearing Ball 1 25 4012001 324P1 Seal Grease 1 26 4012001 324P2 Seal Grease 1 27 4012001 325PI Shield Grease 2 28 4012001 326P1 Retainer Seal 1 29 4012001 330G1 Housing Bearing 1 AN122683 Dowel Pin 1 30 4012001 331G1 Seal Compressor 2...

Page 110: ...8P1 or P2 Spacer AR 39 4012001 351P1 Clevis 2 40 4012001 352P1 Bolt 2 41 4012001 362P1 Bolt 48 42 4012001 363P1 Shield Grease 1 43 4012001 364P1 Washer 24 44 4012001 365G1 Bushing 1 45 4012001 366PI Nut 1 46 4012001 367P1 Nut Spanne r 1 47 4012001 368P1 Washer Tab 1 48 4012001 370P1 Retainer Bearing 2 49 4012001 371P3 Pickup RPM 1 50 4012001 372P1 Spacer AR 51 4012153 117P2 Bolt 8 52 4012153 250PI...

Page 111: ...t 12 65 MS9088 12 Bolt 8 66 1803 02 Nut 46 67 Z1835 054 Nut 2 68 Z1855 048 Nut 90 69 N5000 62 Snap Ring 1 70 4012001 640G1 Rear Frame Left Assembly 1 71 4012001 450G4 Scroll Left 1 4012001 453PI Vane Splitter 8 ___4012001 454PI Vane Splitter 5 4012001 456PI Strut 15 4012001 457P1 Nozzle Partition 30 4012001 457P2 Nozzle Partition 1 4012001 458P1 Nozzle Partition 15 40100 45P2Nozzle Partition 4____...

Page 112: ...End 2 77 4012001 468P1 Clevis 900 1 78 4012001 469P1 Clevis 7030 1 79 4012001 470P1 Clevis 172 30 1 80 4012001 47TPl P5 Shim AR 81 4012001 472PI P5 Shim AR 82 4012001 473Pi Bearing Spherical 2 83 4012001 473P2 Bearing Spherical 1 84 4012001 520G1 Lever Arm 7 ZL2440 5 02 Shank Nut 7 85 4012G01 521G1 Lever Arm 6 ZL2440 5 02 Shank Nut 6 86 4012001 617P1 Bearing 12 87 4012001 618PI Turnbuckle 6 88 401...

Page 113: ...40 10 02 Nut 24 42H 24093 Items 3 51 95 9 11 13 15 17 19 21 2 Insulati6n Blanket 1 96 MS9033 06 Bolt 13 42H 24098 Items 3 5 7 97 9 11 13 Insulated Blanket 1 98 AN815 4 Nipple Tube 1 99 4012001 331G2 Seal Compressor I 100 4012153 717P1 Stud 8 101 4012001 436P1 Hanger Circular Vane 4 102 NAS 464 3A 22 Bolt 4 103 1802 02 Nut 4 1 4 39 R 1 ...

Page 114: ...4 4012001 760G2 Louver 2 Exit Turbine 1 AN123371 Rivet 12 AN123336 Rivet 4 i ZL2440 1 048 Nut Shank 2 4U12001 780P1 Seat Serrated 2 5 4012001 761G1 Louver 3 Exit Turbine 1 6 4012001 761G2 Louver 4 Exit Turbine 1 7 4012001 761G3 Louver 5 Exit Turbine 1 8 4012001 761G4 Louver 6 Exit Turbine 1 9 4012001 761G5 Louver 7 Exit Turbine 1 10 4012001 761G6 Louver 8 Exit Turbine 1 11 4012001 7621 Louver 9 Ex...

Page 115: ...ssor I 20 L i12153 748G4 Lcuver 18 Exit Compressor I 21 12153 748G5 Louver 19 Exit Compressor 1 22 4012 3 148G6 Louver 20 Exit Compressor I 23 4012153 748G7 Louver 21 Exit Compressor 1 24 4012153 748G8 Louver 22 Exit Compressor 1 25 4012153 748G9 Louver 23 Exit Compressor 1 26 4012153 748GI0 Louver 24 Exit Compressor 1 27 4012153 748 G11 Louver 25 Exit Compressor I 4012001 78G10 Seat Serrated 1i M...

Page 116: ...8GI5 Louver 31 Exit Compressor 1 34 4012153 748GI6 Louver 32 Exit Compressor 1 35 4012153 748G17 Louver 33 Exit Compressor 1 36 4012153 748G18 Louver 34 Exit Compressor 1 37 4012153 748G19 Louver 7 35 Exit Compressor 1 38 4012153 748G20 Louver 36 Exit Compressor 1 39 4012153 748G21 Louver 37 Exit Compressor 1 MS20470B6 16 Rivet 50 AN123190 Rivet 70 ___MD420B9 Rivet ____ 40 4012001 780P1 Seat Serra...

Page 117: ...upport 1 51 4012001 751G9 Bearing Support 1 52 4012001 751G10 Bearing Support 1 53 4012001 75lGl1 Bearing Support 1 A 54 4012001 751G12 Bearing Support 1 55 401200 751G13 Bearing Support 1 56 4012001 752G1 Bearing Support 1 57 4012001 752G2 Bearing Support 2 58 14012001 753GI Bearing Support 2 59 4012001 753G2 Bearing Support 2 60 4012001 754PI Bushing 7 61 4012001 754P2 Bushing 2 62 4012001 754P3...

Page 118: ...ulation Blanket 1 76 4012001 615G1 Insulation Blanket 1 77 AN104608 Bolt 75 78 1803 02 Nut 75 79 4012001 788P1 Washer 1 80 R297P04 Lockwjire AR 81 4012001 755PI Pin 10 82 4012001 783PI Bushing 28 83 4012001 784P2 Shaft 14 84 4012001 756P2 Lever Arm Louver 27 85 4012001 785P1 Bolt 27 86 AN9600416L Washer 27 87 4012001 782PI Lever Arm Push Rod 14 88 4011160 140G Push Rod Fwd I 89 0115369G2Push Rod A...

Page 119: ...0 Pin Cotter 1 95 MS35692 510 Nut Castle 1 96 97 4012153 726P1 Cam Push Rod Act 1 98 4012153 721P1 Link Push Rod 1 99 4012001 794PI Pin Headed 1 100 4012001 794P2 Pin Headed 1 101 5100 31 Snap Ring 2 102 AN381 2 8 Cotter Pin 1 103 4012153 702P3 Slave Link 1 104 4012001 789P1 Plug I 105 R432P22 Bolt 1 106 4012153 701P3 Link I 1 4 45 R 2 ...

Page 120: ...eight Balance AR 5 6 7 4012001 147P1 Blade Mach 36 8 4012001 145G2 Bucket Carrier 18 4012001 146G1 Bucket Fab 324 9 4012001 155G1 Seal Bucket Carrier 18 10 4012001 208GI Torque Band 12 11 4012001 206PI Bolt 180 12 4012001 169P1 Tab Carrier 72 13 4012001 167P1 Pi Retainer 36 14 4012001 171P5 Pin Retainer 36 15 4012001 166P1 Strip Locking 36 16 4012001 156G2 Cover Bucket Carrier 18 MT12CI032P Nut 72...

Page 121: ...X353 5B PARTS LIST Qty Item Drawing Number Description Req d 19 20 4012001 159G2 Platform Fab 36 I 4 1 4 47 R 2 ...

Page 122: ...44 43 40 39 LEFT LIFTFANASSY 40W 2 941 L i i FIGURE 4 1 LIFT FAN BASIC ASSE j c Alr 40 200 9 1 S ee f S i 1 4 4 ...

Page 123: ... a L N le oil C ASSEMBLY DRAWING LEFT Shee t I of 4 t 49 ...

Page 124: ...19 17 6 15I 14 1314 4 19185 H16113 4 ...

Page 125: ...14 3 r2 1 _0 j 9 I Cl C C LAA LASIC ASSEMBLY DRAWING LEFT lu4 Sheet 3 of 4 1 4 51 ...

Page 126: ...ASSCOOQJ SMPOC AN 3 6J ICtPPAZC ZONL PLAmr is 7 SCAAL TI I VCR U 0lO of A W1iITCARIA RA VPCW S C AA3 ThA iMHLPO 21PY SEALIM P 5 x O r4I J o AA 4R A 30IMX FIGURE 4 2 LIF FANIROTOR Of BUC 4012001 190 AT 14 MOLAA8rf5 r A ONEr5 01kM F 0 M MM ...

Page 127: ...6 kA 4o ED a__ _ _ _ _ I Naum 90 She 1 f N 1N Ii 4 2 CA Ar CSL ...

Page 128: ... 4012001 182P1 Connector 1 5000 212W Snap Ring 1 K 5000 387W Snap Ring 1 4012001 230Pi Ring Retaining 1 4 MS24678 21 Bolt Internal Wrenching 4 5 4012001 300G2 Front Frame 1 LHSS 6 Bearing 2 ZL2440 11 048 Nut Shank 8 ZL2440 10 02 Nut Shank 48 ZL2440 5 048 Nut Shank 16 ZL3850 8 064 Nut Shank 4 ZA21 1200 02 Nut Anchor 20 70 Z AIIV 02 Nut Anchor 4 AN435M3 5 Rivet 8 CR 562 4 4 Rivet 48 4012001 302 Inst...

Page 129: ...1 327PI Bolt 1 10 4012001 309G1 Seal Corner 1 11 4012001 310G1 Seal Sector 21 4012001 327P_ Bolt 42 12 4012001 311G1 Seal Sector 21 13 4012001 312ti Seal Corner I 14 401200 1 313GI Sea Corner 1 15 4012001 214GI Seal Corner 1 16 4012001 315G1 Seal Corner 1 17 4012001 316G1 Seal Sector 11 18 4012001 317G1 Seal Sector 11 19 4012001 405G2 _Vane Quadrant I 201 4012001 405G3 Vane Quadrant 1 21 4012001 4...

Page 130: ...12001 43l2l P2 or P3 Spacer AR 4012001 429P2 Pad 2 4012001 417P1 Pad 2 4012001 417P2 Pad 2 23 4012001 322P2 Bearing Roller I 24 4012001 323P2 1Bearing Ball 1 25 4012001 324PI jSeal Grease 1 26 4012001 324P2 Seal Grease 1 27 4012001 325P1 Shield Grease 2 28 4012001 326PI Retainer Seal I 29 4012001 330GI Housing Bearing 1 AN122683 Dowel Pin 1 30 4012001 331G1 Seal Compressor 23 I G 2001 332GI Suppor...

Page 131: ..._____ 39 4012001 351P1 Clevis 2____ 40 4012001 352P1 Bolt 2 41 4012001 362P1 Bolt 48 42 4012001 363P1 Shield Grease 1 43 4012001 364P3 Washer 24 44 4012001 365GI Bushing ___________ 1 45 4012001 366P1 lNut 1 46 4012001 367P1 Nut Spanner 1 47 40120 11 368P1 Washer Tab 1 48 4012001 370P1 Retainer Bearing 2 49 4012001 371P3 Pickup RPM 1 50 4012001 372P1 Spacer _______ AR 51 4012153 11 7P2 ____Bolt 8 ...

Page 132: ...olt 12 65 MS9088 12 Bolt 8 66 1803 02 Nut 46 67 Z1835 054 Nut 2 I 68 Z1855 048 Nut 90 69 N5000 62 Snap Ring 1 70 4012001 641GI Rear Frame Right Assembly 1 71 4012001 460G4 Scroll Right 1 4012001 45lPl Vane Splitter 8 4012001 459PI Vane Splitter 5 4012001 456P1 Strut 15 4012001 457PI Nozzle Partition 33 4012001 457P2 Nozzle Partition 4 4012001 458P1 Nozzle Partition 15 4012001 458P2 Nozzle Partitio...

Page 133: ...End 2 77 4012001 468P1 Clevis 900 1 78 4012001 469PI Clevis 7030 1 79 4012001 470PI Clevis 172030 1 80 4012001 471P1 P5 Shim AR 81 4012001 472P1 P5 Shim Aft 82 4012001 473P Bearing Spherical 2 83 4012001 473P2 Bearing Spherical 1 84 4012001 520G1 Lever Arm 7 ZL2440 5 02 Shank Nut 7 85 4012001 521G1 Lever Arm 6 ZL2440 5 02 Shank Nut 6 86 4012001 617P1 Bearing 12 87 4012001 618P1 Turnbuckle 6 88 401...

Page 134: ... Items 3 5 7 Insulation Blanket 95 9 11 13 15 17 19 21 23 Islto lne 96 MS9033 06 Bolt 13 97 42H 24098 Items 4 6 Insultation Blanket 1 97__ 8 I0 12j14 __nsultation____Blanket____ __i 98 AN815 4 Nipple Tube 1 99 4012001 331G2 Seal Compressor I 100 4012153 717P1 Stud 8 101 4012001 436PI Hanger Circular Vane 4 102 NAS 464 3A 22 Bolt 4 103 1802 02 Nut 4 tI 4 61 R 2 ...

Page 135: ... 1 4 4012001 770G2 Louver 2 Exit Turbine 1 AN123371 Rivet 12 AN123336 Rivet 4 ZL2440 11 048 Nut Shank 2 4012001 780P1 Seat Serrated 2 5 4012001 771GI Louver 3 Exit Turbine 1 6 4012001 771G2 Louver 4 Exit Turbine 1 7 4012001 771G3 Louver 5 Exit Turbine 1 8 4012001 771G4 Louver 6 Exit Turbine 1 9 4012001 77G5 Louver 7 Exit Turbine 1 10 4012001 771G6 Louver 8 Exit Turbine 1 11 4012001 772G1 Louver 9 ...

Page 136: ...omresor7 20 4012153 749G4 Louver 18 Exit Compressor 1 21 4012153 749G4 Louver 19 Exit Compressor 1 22 4012153 749G6 Louver 20 Exit Compressor 1 23 4012153 749G6 Louver 21 Exit Compressor 1 24 4012153 749G7 Louver 22 Exit Compressor 1 25 4012153 749G8 Louver 23 Exit Compressor1 26 4012153 749G9 Louver 24 Exit Compressor1 27 4012153 749GI1 Louver 25 Exit Compressor1 27 40121 749Gl Souea xt Serrateds...

Page 137: ...4012153 749G15 Louver 31 Exit Compressor I 34 4012153 749G16 Louver 32 Exit Compressor 1 35 4012153 749G17 Louver 33 Exit Compressor 1 36 4012153 749G18 Louver 34 Exit Compressor I 37 4012153 749G19 Louver 35 Exit Compressor 1 38 4012153 749G20 Louver 36 Exit Compressor I 39 4012153 749G21 Louver 37 Exit Compressor I MS20470B6 16 Rivet 50 AN123190 Rivet 70 MD420BS Rivet 40 4012001 780PI Seat Serra...

Page 138: ...g Support 1____ 51 4012001 7510G9 Bearing Support 1 52 4012001 751G10 Bearing Support 1 53 4012001 751G11 Bearing Support I 54 4012001 751G12 Bearing Support I 55 4012001 751GI3 Bearing Support 1 56 4012001 752G1 Bearing Support 2 57 4012001 752G2 Bearing Support 2 58 4012001 7531G Bearing Support I 59 4012001 753G2 Bearing Support 2 60 4012001 75401 Bushing 7 61 4012001 754P2 Bushing 2 62 4012001...

Page 139: ...90 75 4012001 614G2 Insulation Blanket 1 76 4012001 616GI Insulation Blanket 1 77 AN104608 Bolt 75 78 1803 02 Nut 75 79 4012001 788PI Washer 1 80 R297P04 Lockwire AR 81 4012001 755PI Pin 10 82 4012001 783PI Bushing 28 83 4012001 784P2 Shaft 14 84 4012001 756P2 Lever Arm Louver 27 85 4012001 785PI Bolt 27 86 AN960C416L Washer 27 87 4012001 782PI Lever Arm Push Rod 14 4 88 4012160 141G1 Push Rod For...

Page 140: ...Bolt Shoulder 1 94 MS59245 30 Pin Cotter 1 95 MS535692 510 Nut Castle1 96 97 4012153 726P2 Cam Push Rod Actuator 1 98 4012153 721P1 Link Push Rod 1 99 __4012001____794P___Pin__Headed___1 990 4012001 794P1 Pin Headed I 101 5100 31 Snap Ring 2 102 AN381 2 8 Cotter Pin 1 103 4012153 702P4 Slave Link I____ 104 4012001 789PI Plug 1 105 R432P22 Bolt 1 106 4012153 701P4 Link 1 1 4 67 R 2 ...

Page 141: ...ht B alance AR 6 7 4012001 158P1 Blade Mach 36 8 4012001 152G2 Bucket Carrier 18 I 4012001 153G1 Bucket Fab 324 9 4012001 16101 Seal Bucket Carrier 18 10 4012001 209G1 Torque Band 12 11 4012001 206PI Bolt 180 12 4012001 169P1 Tab Carrier 72 413 4012001 167P1 Pin Retainer 36 14 4012001 171P1 P5 Pin Retainer 36 15 4012001 166P1 Strip Locking 36 16 4012001 162G2 Cover Bucket Carrier 18 MT12CIO32P Nut...

Page 142: ...X353 5B PARTS LIST Qty Item Drawing Number Description Req d 19 20 4012001 164G2 Platform Fab 36 R 2 ...

Page 143: ...j 445 I 44 I 43 4 41 F 4RGHT LIrr PAN ASSS M 4OWt334Z L K H jEj 40 001 12 00e I 4 r 12 00 1 00 a F 6 0o 6 00 FIGURE 4 1A LIFT FAN BASIC ASSE 4012001 942 Shee 1 4 71 ...

Page 144: ...7 E 4 30 18 1 3 m 3 E ISEBDRWN RGT e She 1o 47 ...

Page 145: ... 34 32 3 I 30 I29 8 12 00 4 54e _____________ ____2___ 3____ __30__2 FIUECALF A 401200 ...

Page 146: ... VA A A 25I 25 Z4 23 22 21 1 4 Set2oL BASIC ASSEMBLY DRAWING RIGHT 1 4 72 ...

Page 147: ...20 1is11 5 I LA fli K K 20 1 FIGURE 4 1A LIFT FAN BASIC 4012001 942 si if ...

Page 148: ...1 15I 12 Ii 1lu 1 14 1 4 7 3 ...

Page 149: ...I IF Ur C4 As Ki A JIAD A H 9 oo 0 3 00 I I 6 00 ACW f tOA fl A 7 FIGURE 4 1A LIFT FAN BASIC ASSEMBLYi 4012001 92 Sheet 7 1 4 74 ...

Page 150: ...I iii 6e w Z AAAI Q47 44 Al 74 t h 12 00 I q__ 17VI ___ I H A71 AE r t U I 12 00 1 ZL ____ I _____________ P 1 7 ...

Page 151: ...TOM6N 6 LtEOR 50oSur 04 AO r cyk 1 CAP P tR 3 OLAC E 5CAA CAIS mc r PamJY5 EONsLYATIMCCCNTA IsD 4r Iq H F OTHI aerLaco D Zo0 CIf A A C IIWITAPO 3C tSTC ZOT DSCL 2 OL RdITONO O C roS io _________ PdTfiKaG LL o A AO FIGURE 4 a ALIFT FCARoT 40201 11 ori AEV4 Sm p X71 CCp __A A cAoc ...

Page 152: ...5DAD 5 5 MIXT8 kts t i qa 54 40LI_l 7 s t A ass2sI E L 4 1 Iis O w of 5 C Vt 11 jT _44ua 2 1 0 U L 5 pi 1 K _AD A 2 itIATO0 4D CLC Mnc1SOL TOAXMhAC 2 L AAA IL A act 7N C13 5 0 tS MRI A us sy3U Q4M 11 sRIH 1IAROTOR ASSENMLY DRAWIN3G pTGEM 1 I 191 Sheet 1 of 1 m1_ 1 4 75 ...

Page 153: ...noa rRAW SCLA VE c A r20 uu FIGURE 4 2B X353 5B LIFT FAN 4012001 943 She 1 4 76 A l ...

Page 154: ... _ _ _ _ _ _ _ _ 16 0 V a K a LIFT FAN CONFIGURATION LEFT j3 Sheet 1 of 3 1 4 76 ...

Page 155: ...14 1 3 2 I L rnFWr rRAA r Va r L4E FIGURE 4 2B X353 5B LIFT 4012001 943 1 4 ...

Page 156: ...I4 0 riiI Z jj 7____ VA DaTLOJV A A FAN CONFIGURATION LEFT 3 Sheet 2 of 3 77 73 ...

Page 157: ...7I l 6 l I ___ IULA VA A EUI_ II F A _ _ S 1 r 0 0 T Z IURE 4 2B X353 B LIFT 4 012001 943 4 ...

Page 158: ...I2 I __A II r A 0 IRI LAW i 1 VRME Jrev T A OFGRAIN ET 943 She 3o 4 78LDER ...

Page 159: ...L r r KI C 4Vj cDK AI LZ FIGUR MAXC L335 I FTS 0 T Vplok 17 w 0 E m TL 5xawRA R UXLE t ZL1 4 715 10N Is ...

Page 160: ... vo 009 0 VRD RD I frcswz J 3l O C M 0 AAAIger 352PX r N LO NMA L m O X TT 2 A2 01005 91 SetIo 5B LIFT FAN INSTALLATION f I 0191 Set1o 1 4 79 ...

Page 161: ... Wf TO v A J T dc AVImo HP 4 L ztJ LO Lm z u MI IA XAW4O 4 1J Dj DCi IJ L J e 9L LM1J 35 M9 12XC Li SCS 454 40 UWJ Is ISS6 7 343 0A 3 r 2Nt 2 Yvi X CA 1 78 I 2 27 26 5 4 2 FIUR 4 2C X35 IVA i F 35 50 4012001 0 9 1 zo v r1 4 803 ...

Page 162: ...22 I 21 is is 1 7 Vole JA HA C Ed r RE KY VE e L rw 1 0 M58TR rffRA xr II Ybew 2508 4 7L 7S 9 ND r7 2 A 0 t 1717 LI f FANNTALTO 4 4e 80 ...

Page 163: ..._ Ls isiis W 13 12 FB ratXA VIi kro XA C I etcAE AE A Ao X Lsi L L mrs AE 7 ull A 1 I ct CA J m ro y 1 I A dRC 2 L iX VA 16 s_14 13 12 I FIGURE 4 2C X353 5B LIFTF 4012001 911 I1 4 81 I j I f 4 ...

Page 164: ...ZB Il F tomt 614 c 4 0 XA L rw Wf U r r X 1 I I N 0 11 VIA d Z C Ma r o a HXI I rAV 7 e AV c Z jI x_ mCC 10 9 LIT ANIMTAIAIO 111 het o ...

Page 165: ...9 8 7 6 54 ZE ZD ZE i D ZuC I r N0 4 x I p 370 II Ur 70 340L D lff0 srcX x X x LX L 12S C V f S J7Vff AV1 CIA 7 4 37 e nfA of j M WC h 478 ZA F EE 4 WL PW FIUE42 335 IFT 4 NTI 4 82IL 7O ...

Page 166: ...cHm VD Xfld4 7CM3f V1 a 111 17 rl 4 3 1 4 w w MP g7 A3 7RC4 S I A kI llArIJrr A4ZrtTNIxAMC A 5 faera5 e 111 S61 N o A6 I A CU TAO APN fOj A 2US I SNG Lc0J4F 9 AS6NASPA P8 2fA LI p mmr 10AOAe5 T AJ47IN 5CA IX I 7 fX 311 O rA l4C eU1 A dMk riA O C rm lmA 0 i e7 m1Aw4H 3 SBM LAFT FAN INSAOlTI ro4100 911 Sheet 4Aof I 9 ...

Page 167: ...0 430 430 0 0 41 4 410 444 4 4 444 4 4 44 4 4 4 4 44 43 4 44 4 41 4 41 4 44 4 q u 1 14 C r4 C4 1 liii 11 Oil N cv4 eqC n n Cj c I Sm 74 tN N w 4N w N 0 0 0 00 0 r I I4 111111 f 4III4 4 0IU5 I 40 4400 t 1t oa C 9 4 4 r P4 q NI NO 4 H 1 4 83 ...

Page 168: ...Max dius from Rotor BIP LActual B P Actual 31 375 A 070 Max 31 360 31 375 B 070 Max 31 360 36 400 C 070 Max 36 350 36 400 D 070 Max 36 315 NOTE Mark Location of Maximum Radius with Dykem Figure 4 4 Rotor Air Seal and Tip Seal Inspection 1 4 84 R 1 ...

Page 169: ...rline Nichroa2 Itrip A 1 0 003 Tweezer Welded to Hold Insulation Blanket Dimension A Rotor Vertical Centerline to I D of Insulation Blanket B P 36 700 Actual_____ Figure 4 5 Front Frame Insulation Blanket Inspection 1 4 85 ...

Page 170: ...ll Nozzle Lip Max Max ____ Mini ____Min __ B lXor Horizontal Centerline to Scroll Nozzle Lip Max max ____ Mini ____Min _ C Rotor Horizontal Centerline to Scroll Nozzle Lip Max ____Max Mini ____Min __ Figure 4 6 Inspection and Adjustment of Scroll to Front Frame 1 4 80 ...

Page 171: ...in 7 180 D 1085 Fiue4 npeto f col oFAn rm 1 4 87 R ...

Page 172: ...0 005 to 0 010 1 Measure Width of Slot A 2 Measure Width of Uniball B 3 Subtract B from A to obtain Difference 4 Subtract 0 010 to Provide Clearance 5 Divide by 2 to obtain Shim Thickness Figure 4 8 Inspection and Adjustment of Scroll Center Mount Unibal Slot 1 4 88 R 1 ...

Page 173: ...LipSea vrla atcererofSlol Frame3 6 Noinal Nminal Lip Seal Overlap at Ctrol Ecrol Figre49Inpecio ad djstmntofScollSelovela Rear ...

Page 174: ...View B Holes at the End of the Air Seal Segment are Elongated Figure 4 10 H oneycomb Air Seal Attachment 1 4 90 ...

Page 175: ...85 Nominal 2 Add 145 Nominal for Air Seal for Air Seal Clearance Clearance 3 Desired Radius 3 Desired Radius Sun of Item 1 Sun of Item 1 and 2 and 2 4 Grind Radius 010 1 4 Grind Radius 010 5 Inspect Dimension A 5 Inspect Dimension B above above Note Mark Location ol Minimum Radius with Dykem Figure 4 11 Honeycomb Seal Grinding Instructions and Inspection K 1 i f ...

Page 176: ... 23 2 21 20 L I I 8 17 1 0 F K61 00 0 A P A H J t 9 3 00 ok 1200 A H 23 I 22 21 20 19 V 18 17 FIGURE 4 12 REAR 401200 i 7 rib ...

Page 177: ...7 wS 14 13 12 A 4g A i _ o r l 7 i J Z i U2 V9 fa14 6 tA iI3A2 U4 i s 4 LZ L 4 sI s v r r 8q I d i am __ __I A I i lr 4 t 7JL2 Ij t vl 1I L 4012001 640 Shet1 f i 290n00 60 heet 1A2 ofM2 I C9 N o ...

Page 178: ...10 8 7 6s tra tn E t f47 7 I3 I E F Ftf I 0 j EE 8r Te a2 31 600 CC 25 35 li 27 30 j 22 37 e 14 7 67 FIGURE 4 12 REAR FRAME ASSEMBLY DRAWIN d 4012001 640 Sheet 2 of 1 4 94 ...

Page 179: ...1 4 4 4 L 31t 4t 7 9 32 444 334 _4 34 xinrn4r _ A __ 5 10 3 I A As 14 0 l 3P FL 45C U 40 Sheet 2AfP of 4J 4 2 FXAC Tf4C 4 C4 1 4 9 4 47 44 4tA07AJ7744 I ...

Page 180: ... 4fR Ce 6 2Z I 21 Z IS1 18 ___ I 1 j Rf ip a 4 P i P J did Is181 ILI F12 002 3 00 l FIUE SSEBL D NN c4 A SH FIGURE 4 12 A ASSEMBLY DRAWING REA 4012001 64 1 Sheetf Ii ...

Page 181: ..._L 16 __ _ 124i3I 14 123I I j t 54dD 5 t i VA L sos 00o t N N i V S N s ntSA 1 4 n 2 2 4h24 G 1 ZS03AM 2 I 7N 1 27 20Z3 f 3 Q s I3 AgZ REAR FRAME AND EXIT LOUVER RIGHT heet I of 2 1 4 95 ...

Page 182: ...10 9 a 7 5 3 r r 4 j 2 t 2 j j A z t t i 14 EE ASML DAN EF N X 4100 4She 2S 24 61 31 _ i f 13 7 67 1 6 124 144 ...

Page 183: ...4 6 54 3 2 1 AN z L 205J 3 28 3 29 25 330 23 0 31 22 S32 2 33 20 34 19 31 13 5 7 ell Jr rtta r WrA g 465 4 __2_ 1ING REAR FRAME AND EXIT LOUVER RIGHT 11Sheet 2 of 2 1 4 96 ...

Page 184: ...Rotor Vertical Centerline 2 AculM Auuee h 1 9 ...

Page 185: ...Lock Rotor Nu Shaft Speed Sensor Tab Bend One Tab Washer into Slot Depress Remaining K Tabs to Clear Rotor Speed Sensor Bearing Race Figure 4 14 Assembly of Bearing Retaining Nut Tabwasher 1 4 98 ...

Page 186: ...1 9 R 1 ...

Page 187: ...momE 44 0 0 4l 41 U M P 4 0d r4 r r4 1 4 0 4 I l 0 P4 1 4 100 r ...

Page 188: ...r14 4 4 0 0 to IJ 0 0 C 4 r49 41 440 00 1 u 4 04 4 0o 0 41 4 41 0 Pki A 4 004J r 1 4 1010 R 10 ...

Page 189: ... 4 x 0 oo 5 4 r4 r4 r 44 m 0 5 4 r4 r4 r 00 1 C AI 0 qj kj ci I l r 100 C4 P4 r 4 1 4 10 R 1o ...

Page 190: ... 6 FIGURE 4 17 ASSEMBLY OF ADJUSTMENT LEVER TO LOUVER END 1 4 103 ...

Page 191: ...FIGURE 4 18 EXIT LOUVER LOCATION FIXTURE 1 4 104 ...

Page 192: ...sterisk indicates location of both number adjacent to asterisk indicates torque value lb in to be applied to that location Note The gaps between the forward torque band segments will be located at blade positions 1 7 13 19 25 and 31 The gaps between the aft torque band segments will be located at blade positions 4 10 16 22 and 34 FIGURE 4 19A TORQUING PROCEDURE FOR TORQUE BAND BOLTS RIGHT HAND FAN...

Page 193: ...Left Hand Rotor Asterisk indicates location of bolts number adjacent to asterisk indicates torque value lb in to be applied to that location Note The gaps between the forward torque band segments will be located at blade positions 6 12 18 24 30 and 36 The gaps between the aft torque band segments will be located at blade positions 3 9 15 21 27 and 33 FIGURE 4 19B TORQUING PROCEDURE FOR TORQUE BAND...

Page 194: ...wire 4 54 ASSEMBLE DOORS 4 55 Assemble Seal Springs Seal Segments and Tube Seals a Each door is equipped with a flexible seal which extends around the periphery of the door The seal for each door is assembled in two arcs Each arc extends approximately half way around the door b Slide the seal spring into the groole which extends around the periphery of the door c Slide the seal segments over the e...

Page 195: ...of the body The edge of the door having the largest radius around circumference of door should enter the opening first and will point toward the inlet end of the body b Assemble the actuator clevis to the forward door lever arm and secure it with a pin washer and cotter pin c Align the torque shaft holes in the valve body and forward door and insert the torque plug through the valve body bushing a...

Page 196: ... and bench weld buildup to fit valve body The maximum allowable buildup height is 0 12 4 57 ASSEMBLE DIFFUSER CONE a Slide the diffuser cone into the forward end of the valve body and align the arms with the support slots Slide four support blocks with gaskets into the support arms Attach four bolts and nuts to each support and torque to 25 35 lb in 4 58 INSPECTION a The forward end of the diffuse...

Page 197: ... pin F Cotter pin is towards valve body 4 60 ASSEMBLE ACTUATOR a Assemble the actuator bracket over the bracket support and insert the pin and lock in place using a cotter pin Bolt the bracket to the for ward flange using AN washers as shims to obtain a minimum gap of 0 075 for ward and 0 090 aft axially between the bracket and the bracket support CAUTION This minimum gap must be met to insure cle...

Page 198: ... with lockwire 4 61 ASSEMBLE DOOR POSITION SWITCHES NOTE To assemble and adjust the position switch the system must be hydraulically locked in the same mode as the switch is to be installed in 3000 psi CAUTION Do not install the switches on the valve body before the door travel stops are adjusted and locked Whenever the stops are changed a new adjustment will be required on the switch a Insert the...

Page 199: ...operation NOTE The circuit diagram is as shown on Figure 5 1 d Position Switch Trouble Shooting Remove the connector from both switches on the valve Move thp valve door to the CTOL mode Check the switch that is depressed This switch should read continuity between pins B and F and C and E The opposite switch shovuld read continuity between pins B and A and C and D Change the position of the diverte...

Page 200: ... secondary end of the actuator Then pull the piston rod out of the housing This will also remove the secondary packing gland which can not be removed from the threaded end of the piston rod f The center packing gland can be removed by breaking the lockwire and removing the small allen head set screw about half way down on the actuator housing Then remove the 25 steel balls that are used to hold th...

Page 201: ... drain port Maximum leakage allowed one drop per 10 cycles of operation c To trouble shoot leakage apply pressure as follows System Position Primary Secondary Extend Retract Leaks Replace X X End Cap End Cap 0 Rings X X Drain Center Gland 0 Rings X X Drain Center Gland 0 Rings X X Drain End Gland 0 Rings 4 66 Diverter Valve Coupling Description a To insure that both diverter valves are always in t...

Page 202: ... drain port Maximum leakage allowed one drop per 10 cycles of operation c To trouble shoot leakage apply pressure as follows System Position Primary Secondary Extend Retract Leaks Replace X X End Cap End Cap 0 Rings F X X Drain Center Gland 0 Rings X X Drain Center Gland 0 Rings X X Drain End Gland 0 Rings 4 66 Diverter Valve Coupling Description a To insure that both diverter valves are always in...

Page 203: ...runnion insert the bolt and tighten to 160 lbs in 4 68 Diverter Valve Coupling Assembly a Assemble the two coupling items together by inserting the left hand smaller diameter into the right hand larger diameter part and compress to its shortest length b Insert the spline end of the right end of the coupling assembly into the end of the right hand spline torque shaft NOTE When the doors are in the ...

Page 204: ...g and not transmitting torque through the coupling NOTE The valve body door stops must not be re adjusted without checking to insure that the coupling is free to slide axial within the 0 100 to 0 150 gap in the splines e Insert the coupling bolt tighten the nut enough to hold the bolt in place without binding the coupling assembly to eliminate torsional move ment between the two coupling parts Loc...

Page 205: ...q d 1 4012001 915GI Assembly Diverter Valve Coupled 2 4012001 937G2 Diverter Valve Left Hand I 3 4012001 938G2 Diverter Valve Right Hand I 4 4012001 964P1 Hub Coupling 1 5 4012001 966P1 Hub Coupling 1 6 1 4012001 972Pl Bolt I 7 4012153 274P9 Nut1 1 4 117 R 2 ...

Page 206: ...53 339G5 Door Forward 1 4012054 580P21 Nut 2 4 4012153 338G4 Door Aft 1 4012054 580P21 Nut 2 5 4012090 894G1 Seal Segment AR 6 4012153 371G3 Seal Segment End 4 7 4012153 371G4 Seal Segment End 4 8 4012153 372G1 Seal Tube 8 9 4012153 373P1 Seal Tube 4 10 12 13 14 15 16 17 18 19 20 MS9033 12 Bolt 10 21 MS9033 10 Bolt 38 22 4012153 386P1 Spring J 4 1 4 118 R 2 ...

Page 207: ...P121 Doubler Half 4 31 37R601158PI29 Shell 1 32 137R601158P128 Nose 1 33 137R601158P120 Support Half 8 34 137R601158P114 Cover 1 35 37R601158P115 Deflector 1 36 37R601158P110 Strut Half 4 37 37R601158P111 Strut Half 2 38 37R601158P 25 Doubler Half 4 39 Z1200 02 ________Nut 48 40 14012001 920P1 Bracket Lifting 1 41 4012011 921G1 Bracket Support 1 42 LSS4 Speical Bearing I 43 44 JAN960ClO Washer 21 ...

Page 208: ...51 4012 01 936G3 Valve Div Act System Assembly 1 52 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 53 HR 10033 Nut Hex 6 54 HR 10030 Washer Lock 6 55 8TE5AAKl Thermocouple Harness Right Hand 1 56 8TE5AAH1 Thermocouple Harness Left Hand 1 57 37E501418P110 Duct Leakage 2 I ________________________ ________________________________________ A 1 4 120 R 2 ...

Page 209: ...153 361PI Clevis 1 8 4012153 362P1 Rod End 1 9 4012001 934GI Actuator Support 1 10 4012090 898PI Pin 375 Dia 4 11 4012090 897P1 Pin 4375 Dia 1 12 4012090 896P1 Pin 250 Dia 1 13 AN960C616L Washer 10 14 AN960C10 Washer AR 15 AN960C716L Washer 2 16 AN960C416L Washer 2 17 18 4012001 939PI Rod End 1 19 4012001 932P1 Actuator Tandem 1 20 AN 381 3 16 Cotter Pin 8 21 MS20995C47 Lockwire AR 22 4012153 381P...

Page 210: ...8P20 Bolt 4 26 AN316C7 Nut 2 27 4012153 381PI Washer 4 28 29 4012001 933G2 Assembly Linkage Forward Door 30 4012090 898P2 Pin 375 Dia 1 31 4012001 935PI Pin 375 DiA 1 32 33 34 4012001 969P1 Torque Shaft 1 35 4012001 970P1 Shim 1 36 4012001 983P1 Sleeve 1 I 1 4 122 R 2 ...

Page 211: ... 8 ___ I _ s i 3 A MWLAB ASrm A 1 i ________ i r o AE KK k AJ ne LAF scaloA A AD FIGURE 4 20 ASSEMBLY DRAWING LEFT HAND DIVERTER VALVE 4012001 937 Sheet 1 of 2 1 4 123 ...

Page 212: ... L 1_ L A 1 sit AM 1 fwih rK K 7s ucioAD AD ASSEMBLY DRAWING LEFT HAND DIVERTER VALVE 4012001 937 Sheet 1 of 2 1 4 123 ...

Page 213: ...4 Ng LA 1 CM 11 C AM70 MMCM0 4 ToPfaC soxr x SM4MAI sclL A R r M 1 9 A A Or 7PR03U7 ro reMP ft pv Astro 8M sas a I MOIAA T D W FIGUR 4 2 A SS E l Mf 7 H Arlc INlsf LF M DDIEToR 401200fl1 97 Slhee 2of2 1 4 12 ...

Page 214: ...533 Xc Iso s amO I OW TE 4s BEWO AFTES It ACH3 6 IMO cOCRAT O AGAJAIS TwET0J3 DT4V E FACEPKSC IDuI To ILoAT 01 WE4fvLL ctosto PovlO J IR BEST ESAUU RESULT AJ L I A w e w r Plt A xtC t A oc AA 3 7 suj VERTER V LEFT HANlD DIVERTER VALVE heet 2 of 2 24 ...

Page 215: ... r FSC 01 p AO 6 RAiW sfl OwM CALP ITE sT EL t ALATE EACH54 40d142CC 4ZIU15T A Et B 70xv SOOQC A770 XCC u re WeA4 tB1 ftLot J otI l h LEFT HAND DIVAUJG VALVE heet 2 ofTAOtSa W 2 M7 ...

Page 216: ...8OP21 Nut 2 4 4012153 338G4 Door Aft 1 4012054 58OP21 Nut 2 5 4012090 894G1 Seal Segment AR 6 40121 53 371G3 Seal Segment End 4 7 4012153 371G4 Seal Segment End 4 8 4Uil2l53 372Gl Seal Tube ____ 8 9 4012153 373P1 Seal Tube 4 10 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ j1 16 18 19 20 MS9033 12 Bolt 10 21 MS9033 10 Bolt 38 22 14012153 386P1 IS 2ring1 I 1 4 125 R 2 ...

Page 217: ...58P121 Doubler Half4 31 37R601158P129 Shell 1 32 37R601158P128 Nose 1 33 37R601158P120 Support Half 2 34 37R601158P114 Cover 1 35 37R601158P115 Deflector 1 36 37R601158P110 Strut Half 4 37 37R601158P111 Strut Half 2 38 37R601158P125 Doubler Half 4 39 Z1200 02 Nut 48 40 4012001 920P1 Bracket Lifting 1 41 4012001 921G1 Bracket Support 1 42 LSS4 Spherical Bearing 1 43 44 AN96OC10 Washer 21 45 12HR12 ...

Page 218: ... 42H24097P4 Insulation Blanket 1 49 37B201596P301 Gasket 2 50 51 4012001 936G4 Valve Div Act System Assembly 1 52 53 HR 10033 Nut Hex 6 54 HR 10030 Washer Lock 6 55 8TE5AAKI Thermocouple Harness Right Hand 1 56 8TE5AAH1 Thermocouple Harness Left Hand 1 57 37E501418P110 Duct Leakage 2 I 1 4 127 R 2 V ...

Page 219: ...evis I 8 4012153 362PI Rod End I 9 4012001 934GI Actuator Support 1 10 4012090 898P1 Pin 0 375 Diameter 4 11 4012090 897PI Pin 0 4375 Diameter 1 12 4012090 896P1 Pin 0 250 Diameter 1 13 AN960C616L Washer 10 14 AN960CL0 Washer AR 15 AN 9 60C716L Washer 2 16 AN960C416L Washer 2 17 18 4012001 939PI Rod End 1 19 4012001 932P1 Actuator Tandem I 20 AN 381 3 16 Cotter Pin 8 21 MS20995C47 Lockwire AR 22 4...

Page 220: ...0 Bolt 4 26 AN316C7 Nut 2 27 4012153 381PI Washer 4 28 29 4012001 933G2 Assembly Linkage Forward Door I 30 4012090 898P2 Pin 0 375 Diameter I 31 4012001 935PI Pin 0 375 Diameter I 32 33 34 4012001 969PI Torque Shaft 1 35 4012001 970PI Shim 1 36 4012001 983PI Sleeve I R 2 ...

Page 221: ... 1 17 6 14___ tAA 4 FPACLEQSp DbETA I fA13 IH Cltt AAt sfeN sez O r u l Size Cl Y OL FIUR 4 0 SEBYDRWNR j 4120 98 Shelt ...

Page 222: ...la ADOF C04 0 DjRAWING RIGHIT HAND DIVERTER VALVE 438 Sheet 1 of 2 1 4 131 ...

Page 223: ...2X A4S01 cr rU S 1 7 21 Ja oTE WZ I 7 Z I 741Ht7 I I r fF0 145 Mt NO fC Voo d DY 14 jr DEAI M A2 otr W FIGURE 4 20A ASSEMBLY DRAyfrDR 4012001 938 93 ii ...

Page 224: ...III 4f _ _ 5 2 M u 4 w Sam w i rE IiMCI f 467 N1 CA__ __ _ _ _ GAAV A7 atMZ CRJrnANDaWNJCT WITH MOLLY z S L VU KAYHARL DC Rd CO CLULj4TO IA 7 A lUL CLS WO I pflO t O CH EST CA 1C0 RSULT DiaL A XMU t NPa S lirwoo ff fNL C10ut LN 41 3 OQ fLS7 0M02OtWI BUTAWNG RIGHTD HAN DIVERTE VALVE l H 4V CO A938 Shee 2 of 2f Z1 4 132 ff1V C4 1f tl ...

Page 225: ...24 1 23 22 121 201 Ml y 23L z FIUE42 SEBYDAIG 401201 93 She 1 4 ...

Page 226: ...18 1 7 1 6 1 5 14 1i 0 G DIVERTER VALVE ACTUATION SYSTEM heet I of 2 i 4 133 ...

Page 227: ...2 9 FIGURE 4 21 ASSEMBLYDR WINGI DI IVERTI 4012001 936 Sheet 2 2of ...

Page 228: ...A LAf n uv N I cI E 4 Z fj A Y 3a 6888 Int t TER VALV ACTUATIONSYSTE of 2 34 ...

Page 229: ... OIO A P N 7 4 4 P 900 MuC OD 7m5 1 1 9 J AfAY f7 t 4 e fs di 924 MACN 03 70OMW W 91 4W5 C X MA ruf A t BL FIGURE 4 21A X353 5B DIVERTER VALVE INSTA 4012001 912 Sheet 1 of 2 1 4 135 ...

Page 230: ... M O 0 Oe acf 480 OA B ZO 4 9 740 1453 A C Af M Srlle go0431 A10 CA A1IAP NI NCoOR B y 54Z1gC OL PO870 A y JO 0 A0RVC S 104 __ C 0 5 04 5 MA C 00 0700 OIPLC hrswr47 5 CAL e 4 x IVERTER VALVE INSTALLATION 912 Sheet 1 of 2 141J35 ...

Page 231: ...I ylZj A C 0T A 4j Z4AVf Z O C H A4t 980 fG MI dTN7 ZooI Ve t 77A ItMi C71A J7 7S 00 1iC FIGUR V 21 935 B DIVER 4120 92 PRL PE3RAC W RETRACT PM I PR 1 XI4FR ...

Page 232: ...CO M oi x AwA c IJd 21 GC j 0 Clild RECOR WmAtIVLC OD146012 14 M L 70 H IA 254 64Z46 4214MC 4984 W 7N WV5AYA AUX A T ONU DiM I1 VAt Vt0 CM 41YJCS 60 JriJ 4 79RERVLE NT lTO 1 7he5 2o WO136 fz7fc 64 _________C it iofl ...

Page 233: ...g 0 th ouer Sster wit Ac tutionDiscnieced b I___________________ __________________ __________________ _________________ __________________ ______ Hark_________ ______Cam_______and _______Stop ______ FIGURE nt 4 23nc ott EXoLUERnTAI LMT 46 0 0 H 01 tis lot b 20 ...

Page 234: ...ON 14 ANporG0I Nl Ae IL 9 1 1 74 E8 NUT AP e Pi 45 00A S ANAR J SPA I 66 TI STONU F2 A1 0 I IMICR OUCE4 REFR L V t PN SO i AR v CO40 13 FLETOCLI L ArRFR CAIL 4 POO NL0V NIb UEE FBl lb JREpa L ro FORaRO w LOKICaF Sr AL r 402 001roo 15 rr00 ...

Page 235: ...oc Q ON9p F I 2S t 116wrI li D N r 3S C I IF 7 I MC A F EAL 3e INC r 0 A 6 Ha 51 312 isY DRA IN N rPD DVR R VLE LO 1 9 1 5 I 4 1a ...

Page 236: ...ded by the airframe manufacturer 5 2 Installation Design Data All installation design data is provided in the XV 5A Specification 112 5 3 INSTRUMENTATION 5 4 Diverter Valve The diverter valve incorporates three position switches to indicate diverted or straight through flow positions of the doors The circuit diagram is shown in Figure 5 1 1 5 1 R 2 ...

Page 237: ... 2 amps in the indicating mode and 7 10 amps in the tripped mode d The rpm warning indication will occur nominally at 100 1 2 fan rpm and may be internully adjusted between 95 oand 105 rpm The over speed trip system provided for initial flight testing is set to function at 103 1 2 rpm and may be internally adjusted between OOand ll0 rpm e The electronics package Figure 5 3 is provided with the lif...

Page 238: ...negative terminal of V O M to test point GRD also of Trip Point Card No 1 Adjust RANGE potentiometer of Converter Card No 1 until V O M just indicates a positive 5 volt deflection This switching action is 100 rpm warning function Adjust METER potentiometer of Trip Point Card No 1 until the rpm indicator shows 100 rpm Increase oscillator frequency to the value corresponding to power cut back rpm Co...

Page 239: ...BC B 2F 1 5 4 ...

Page 240: ...ronics Package S L Throttlel r Throttle i r J I Linkage t i Linkage f IThrottle I Panel RPM I 4 Resea h Aircraft Indicators Only Pilot Warning Powerplant Airframe FIGURE 5 2 X353 5B RPM INDICATING AND OVERSPEED LIMITING SYSTEM ELECTRONICS CCOINT 1 5 5 ...

Page 241: ...IxI 1 5A6 ...

Page 242: ...emove 46 nuts from the hot side of the rear frame flange d Assemble the T bar Par 3 9 and slings Par 3 9 to the rear frame and lift the frame from the assembly CAUTION As the rear frame is raised guide it carefully over the rotor to avoid damage to the bucket tip shrouds 6 3 REMOVE ROTOR FROM FRONT FRAME a Remove the magnetic speed pick up sensor b Remove the roller bearing housing by removing the...

Page 243: ...nts c Remove the air seals and supports d Remove the inner scroll seal segments e Lift the scroll from the front frame 6 5 DISASSEMBLE FRONT FRAME 6 6 Remove Circular Vane a Remove two bolts from each end of the circular vane Working from the inside of the bulletnose remove the top bolt from each end of the two straight vanes Remove the bolts from the 450 mounts Remove all four quadrants 6 7 Remov...

Page 244: ...1 lanket from the front frame flange 6 10 Remove Scroll End Clevises a Remove four bolts and nuts from each clevis and remove the clevis 6 11 Remove Speed Pick up Bushing a Remove the retainer nut from the speed pick up bushing and remove the bushing by sliding it oward the center of the hub 6 12 DISASSEMBLE ROTOR 6 13 Remove Carrier Segments a Remove the carrier bolts and slide the covers from be...

Page 245: ...tainer ring c Slide each of the 36 blades out of the disc 6 15 Disassemble Bearings a Bend the tabs on the roller bearing inner race and using the roller bearing race puller Par 3 4 remove the inner race and shims b Remove the bottom half on the thrust bearing race using the thrust bearing race puller Par 3 2 6 16 DISASSEMBLE REAR FRAME 6 17 Remove Exit Louvers a Remove each louver by removing the...

Page 246: ...cotter pin from the push rod and remove the lever arms 6 19 Remove Insulation Blanket a Remove the bolts which hold the flat blanket and remove the blanket b Remove the Nichrome 3trips which hold the blanket to the flange c Remove the radial bolts and nuts from the curved blanket and remove the blanket 6 20 Remove Air Seals a Remove the bolts from the air seals and remove the seals I 6 5 R 1 ...

Page 247: ...body 6 23 Door Removal a Remove one bolt from each of the shafts located on the side of the valve body opposite the actuator linkage Slide the doors from the valve body 6 24 Insulation Blanket Removal a Cut the lockwire lacing which holds the blanket and remove the blanket from the valve body 6 25 Diffuser Removal a Remove the bolt and nut from each of the four diffuser support mounts and remove t...

Page 248: ...after normal operation For example the staggered sawcuts in the rear frame flanges often break through or distort These would be cut through at manufacture except that machining of the large flange is made easier by retaining the flange as an integral piece Such a condition after operation is to be expected and is normal Questions concerning any hardware condition not adequately described should b...

Page 249: ...ion P S 661 To this solution add 3 per cent to 5 per cent by volume of anti corrosion oil Specification MIL L 7870 or MIL L 6085 This oil prevents the formation of corrosion when bearings are dry 3 To dry bearings flow filtered heated clean dry air under pressure over all of the parts NOTE Do not handle cleaned bearings with bare hands Wear clean lint free gloves such as surgical gloves or gloves ...

Page 250: ...are free of foreign materials such as heavy oil grease rust or scale which would either prevent penetration of the oil or indicate false flaws by absorbing the penetrant Polishing causes false inspections because displaced surface metal can cover defects and thereby close the surface openings of deeper flaws Remove heavy oils by degreasing and remove dirt and scale by the applicable cleaning metho...

Page 251: ...on Rotor Blade Dovetails The lift fan blade root dovetail attachment has been spray coated to delay base metal fretting This coating is copper nickel indium applied per GE Specification P50T308A The coating covers the entire dovetail ex cept the bottom and the fore and aft ends The coating application is 0 002 to 0 004 thick and extends radially 0 675 from the bottom of the dovetail Blades must be...

Page 252: ... Spot Zyglo petroleum base solvent Scroll Clean by hand using Spot zyglo weld and petroleum base solvent braze area Disc and Shaft Clean by hand using Magnaflux dovetails petroleum base solvent and shaft NOTE mask vent holes Blade Platforms Degrease Maximum Zyglo Retainers and Temperature 250 F Covers Blades Vapor hone NOTE mask Magnaflux off root and tang Carriers Vapor hone Zyglo Torque Band Deg...

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Page 269: ...4 P 0 1 0 0 W0 c0J jO 0 0 0 WO 0 2 1 2 I J Cl P 0 040 0 H 0 b rd to U W rd rd j 1 Cd 0i 4 d Id Id W 0 Id 0 HD 4P 4 40 0 54 4 4 tr L 4 4 r4 S 0 9 r4 4d W 00 4 d H 4 HO C r 102 ri 0 r 9 4 40 H PL C 0 W 0 2 W O 4 04z C Cr d LO t43 0 0 C 0 0 00C00 to rto r p r to 4 to 4 WW H I do0 rd N It V A CV 9 g P COW d to tor to 0 C 3 4a 0 to d 4H P44O C Cj2 H0 vi4 o 4 0 to I 0 t UU bWOd HH tU 2 V 0 4 4 0 0 Q C U...

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Page 273: ... 0 0 r P4 0 0C P4 ri mt 0 a 0 oaS f 0 4 4 p a m 4 0 0 4C 00 04 4 0 0 0 4 c i 4 40 00 03 0 cs 43 4 rI 4 4S a P 40 to 4 4 r HY 4 A4 W to 44 0 k 0 0 0 r riE to k 5 0 Uo a 0 4 0 a r I 0 d 0 C bW 4 0 a Cj r4 4 4 E 00 00 0 40 0 00 0 00 P4r 0 Wo to C 0 C aS e 4 0 0 r W 4 aSI H H a 0t U t I C 40 5 4 54 A4 U U w V 0 4 C Ml 04 4 P 4 i CO zn r 51 rf aSV C 0 0 0 04 C 0 5 viH 0 to 14 0 i 4OC 1 9 a 1 l 0 r1 ri ...

Page 274: ... 1 4 a 040P z 0 a 0 A 0 00 d 0 s A C d 0 r 4 I 4 rd 04 0 2 p p D A 1 0p o4 P 0a o a o H P O 0to a d H 1 4 D 0 84 p V 4 0 0 4 i X It4 P4 0 PH 00 41 a4 0 CI 0 to a 0 r H H3 JP 0d 4 8 0 04 HO 4 I I W 4 i CflC P 1 P 4 4 0 0 0 P4 0 p D g gI W 000 4 gC 43 WaP 42Sr W 0 2 104 4 430 0H u A 0 9 r02 00 x0 I 100 4 c a a 0 D0 DA m 7 2 4 ...

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Page 276: ...4 0 d C d o E f 03U 43 0 U o H U 3 A dH WC Q o PH a 0 4 0 C H 44torI0 CH H L c r E4c r q W vCO 2 a R 0J 4 0 k ad 1 1 g 4 Cd1 k A Pfb 0 IL H 90 cn 1 t 143 C 0 C 1 E 0 P 0 0Ct o3 r n Ccdd 0 k C ID I 0 sC ri MrC d irI 0 p aS d to H Cd rdw r 4 A P 4 r H Hd H H c 1 C d 1 4 19 9 C HqH C i C i C EA 4 Y t 4 5 0 Z c tO rC r I M 0 1 7 29 R 2 ...

Page 277: ... tOdc H15 CUi r 4 0 ao 04 0 D aG 0 1 dd C W 8 mm0 4 0 r k o 4 l i C d C 0 Ad Od r AH P 4 4 X Cd 0 r 00iP 0 H vi 4 c c 0P AOr r lq 4 4 q rfg e 4 _ o _ 4 r 4 i r d Jd 4_ qt o C dxPC P doP4 3 3 d j pf 404 4 4 9 0H04Z C C C C Hd H n 0 9 Y U 010 4 vi Sr k D ca 4 1 3 ...

Page 278: ...3 4 bO I g cs C D ViC d C H 3 r O W3 0r S 1 043 rJ lt4 A3 43 1 4 G 0 43 o w w T0o E 44aS itH Awo H a w o o bddo 0 Hr d QHHU WaSo r4H Q4 4 3 4 r C o 3P r rdvH 0 04 d r 0 H 4 a 1 H9AIdO S H I H rC 4P AW 4 8 CS t c3 C4 P 4 HH 4 w7w cacn ci p43 4 0 40 4 A tow I0 C P4 Pt TH i 4C C C L Cl 4 wq4 d zz R H ...

Page 279: ...ally check valve doors and body for cracks c Repair all cracks per repair limits 4 25 Hour Recommended a Remove diverter valves per disassembly instruction b Remove diverter valve oor per instruction c Disassemble doors and inspect for cracks paying special attention to centerbeam to rib welds d Repair all cracks per repair limits 5 50 Hour to 100 Hour Recommende a Remove rear frame and rotor per ...

Page 280: ... as noted below Left Fan S N 12 o clock on major strut sloped end cap Right Fan S N 6 o clock on major strut sloped end cap Front Frame S N on top on hub at outboard strut position Bear Frame S N 12 o clock just below flange Rotor S N on Forward side of disc at 1 blade position Scroll S N on Horizontal inlet Marmon flange top si Diverter Valve On pad forward of unibal on the actuator side 1 7 33 R...

Page 281: ... OVERHAUL OR MAINTENANCE 8 1 GENERAL Refer to Section 11 8 for instructions for testing X353 5B lift fans and diverter valves after overhaul or maintenance in preparation for installation in the XV 5A aircraft Ii 1 8 1 R 2 2 ...

Page 282: ...E 5 Model Specification 2 X353 5B Propulsion System Specification No 112 b Ground procedures are provided in both the J85 GE 5 Overhaul and Maintenance Manuals and Section IIH8 of this manual In flight pro cedures for the J85 GE 5 turbojet engine should be obtained directly from The General Electric Company Small Aircraft Engine Department Turbotown Massachusetts c For information on all other pro...

Page 283: ...7SIAlWH PUSEL GE 2730 ANXC LVr CrRoo0 rx SkIWSOR IfteT I _I rAN_ H _____ F so II 7 ro A ovr l b R L H SZE ______________ v RO ri 1 V _________ P CE __ _ _ _ OT RiUM I II 27 252 3I I7 FIGURE 9 1 X353 4012 ...

Page 284: ... A I av9IMO F4E INU c oss our k i00 IN rC4SURE Ve WS ii A D7 FTURIN UMMP g C i9T 0 04 GiAR 95C YUJI 413 5BSYSTEMINSTAsTATur tOA20190 SheetIM IAf 19 ...

Page 285: ...PICINX VQLVE CO q S5e BilEED P 7 0v9 itG V ACTWATOR GW6IT1 ON 6MNEMMOR GEIR CAQSE L1VRAR V9LVr INLETCLOSRE DOR ACLOSUEDLYXR MMCTIfON RM A6 VSO4R CLOSURE N DOR STRUT Fi9 RIfg A6U FORW 9RDr4A MOUN ACE lrLOUVERNCTATROR Ak6 7 j 13 198 MAAC 31 8 MIc r SECTION A A SCALE HALF zL a FIGURE 9 1 X353 5B SYST ...

Page 286: ...1 439 9 908 AX H 645 0B XHI 1 41FB 9814 MflXC C 45 500 MN _____ MM9 PIALE 500 0 AL I 6 p SI i P05 T K LO JcRpj RR p 5b SYSTEM INSTALLATION OE l01 910 Sheet 2 of 3 ...

Page 287: ... _T i LP 93 N V o 94 7 A49Y LI 3 P 3 9M 6 c 3 794 M C 4 0 M C 83 A 72 CIN C 3 8 N C 62 500 N C 30 3 O3 MQ C 32 6M MAX H j 37 059 MCRRO 32 451 CRsQO N 3 47 0 M 1RC W E 32 58m C 8EQ2P F2PAME SKIRT ENiVELOPE 7 U 1 L 1 TOP VIEW LOOKIGA DOW1 I 75 k FIGURE 9 1 X353 5B SYSTE 53 4012001 910 io1 fr 1 9 5 ...

Page 288: ...l7AC P71 78 3aZ30 MOUNT ReE3TR1INS 82 37380LfT 1179110 Fi9NV 44 47 TO 69WLIIIG 14 F f CROUL IAZZLE 92 1 rK i Avm Evs R TI tJNS SRUT f 9IRIN6 A L ICIRCULAR WF IXED VR9VES a 14 SYSTEM INSTALLATION AA X X353 5 53 5B SYSTEM INSTALIAT101 4012001 910 Sheet 3 of 3 1 9 5 ...

Page 289: ...1 2 5 2 9 Bucket Carrier Description 11 2 5 2 10 Bolt Blade to Carrier I 11 2 6 2 11 Bolt Torque Band to Carrier 11 2 6 2 12 FRONT FRAME DESCRIPTION 11 2 6 2 13 Frame Description 11 2 6 2 14 Shaft 11 2 7 2 15 Bearing System 11 2 8 2 16 Retainer Roller Bearing 11 2 9 2 17 Retainer Ball Bearing 11 2 9 2 18 Grease Seals 11 2 9 2 19 Grease Shield I 2 9 2 20 Spacer Front Frame to Ball Bearing 11 2 9 2 ...

Page 290: ...ND COVERS I I 2 17 2 38 SCROLL SEAL SEGMENTS 11 2 18 SECTION 3 SPECIAL TOOLS 11 3 1 3 1 GENERAL 11 3 1 3 2 BEARING OUTER RACE BALL AND ROLLER 11 3 2 3 3 BEARING INNER RACE BALL AND ROLLER 11 3 2 3 4 FRONT FRAME 11 3 2 3 5 PITCH FAN 11 3 2 3 6 ROTOR 11 3 2 3 7 NUMERICAL TOOL LIST 11 3 3 SECTION 4 ASSEMBLY PROCEDURE 11 4 1 4 1 SCOPE 11 4 1 4 2 ASSEMBLY TOOLING 11 4 1 4 3 ROTOR ASSEMBLY 11 4 2 4 4 DI...

Page 291: ...C BEARING ASSEMBLY e 11 4 11 4 24 SHAFT BEARING ASSEMBLY 11 4 12 4 25 SHAFT TO DISC ASSEMBLY 11 4 12 4 26 ROTOR TO FRONT FRAME AND SCROLL ASSEMBLY 11 4 13 I 4 27 ROTOR ADJUSTMENTS o 11 4 13 4 28 ROTOR SEAL CLEARANCE INSPECTION 11 4 13 4 29 REAR FRAME TO FRONT FRAME AND SCROLL ASSEMBLY 11 4 14 4 30 REAR FRAME TO FRONT FRAME CONCENTRICITY INSPECTION 11 4 15 4 31 INSULATION BLANKET ASSEMBLY 11 4 15 4...

Page 292: ...ING AND INSPECTION 1 7 1 7 3 Cleaning of Bearings 11 7 1 7 4 Fluorescent Penetrant Method of Inspection Zyglo 11 7 3 7 5 General 11 7 3 7 6 Cleaning Prior to Application of Fluorescent Penetrant 11 7 3 7 7 Application of Fluorescent Penetrant Oil 11 7 3 7 8 Application of DevLloper 11 7 3 7 9 Cleaning of Titanium 11 7 4 7 10 Periodic Inspection Requirements 11 7 23 7 11 Pitch Fan Serial Numbers 11...

Page 293: ...PAGE SECTION 9 OPERATION OF X376 PITCH TRIM CONTROL FAN 11 9 1 9 1 GENERAL o 11 9 1 II v ...

Page 294: ...Pitch Fan Rear Frame 0 0 TI 2 27 2 10 X376 Pitch Fan Turbine Inlet Scroll 0 11 2 28 2 11 X376 Pitch Fan Turbine Inlet Scroll A End Mounting Pads B Turbine Area Blank off Plates 11 2 29 2 12 X376 Pitch Fan Turbine Inlet Scroll A End Mount Clevis B and C Support Arm 11 2 30 2 13 X376 Pitch Fan Turbine Inlet Scroll A Top Center Mount B Support Arm 11 2 31 2 14 X376 Pitch Fan Turbine Inlet Scroll A Bo...

Page 295: ... EndSealClearance 11 4 30 4 8 Inspection Scroll To Front Frame Radial Axial Dimensions o 11 4 31 4 9 Inspection Scroll End Clevis Spacing 11 4 32 4 10 Inspection Radial Clearance of Air Seal 11 4 33 4 11 Rotor Inspection Record o 0 11 4 34 4 12 Pitch Fan Clearances 11 4 36 4 13 Pitch Fan Clearances o 11 4 37 4 14 Pitch Fan Clearances o 11 4 38 8 1 SPECIAL BLEED VALVE SCHEDULE FOR XV 5A 11 8 38 8 2...

Page 296: ...0A NORMAL WING FAN RPM CAPABILITY VERSUS AMBIENT TEMPERATURE FOR MAXIMUM GAS GENERATOR POWER 11 8 49 8 10B NORMAL PITCH FAN RPM CAPABILITY VERSUS AMBIENT TEMPERATURE FOR MAXIMUM GAS GENERATOR POWER 11 8 50 8 11 EFFECTS OF EGT AND ENGINE RPM ON FAN RPM 11 8 51 Il viii ...

Page 297: ...ines through airframe provided ducting The fan employs two separate scrolls containing the turbine inlet nozzles this feature provides for one engine out operation Reference to the J85 in this publication will be limited to special requirements of the X376 control fan Additional information on the J85 engine can be obtained from the Small Aircraft Engine Department General Electric Company Lynn Ma...

Page 298: ...U I 4 ...

Page 299: ...de if desired The ducting design should incorporate inter connection features which enable the fan to operate with one gas generator shut down two separate scrolls are provided to enhance efficient ducting arrangements Consultation with the General Electric Company is recom mended for reviewing all ducting and mounting arrangements 2 2 BASIC FAN DESCRIPTION a The major components of the X376 pitch...

Page 300: ...ooking down Rotor Speed Max Cont 4481 RPM 110 Installed Dimensions Ref Dwg 4012001 913 Dimension A 43 42 Nomipal hot Dimension B 43 19 Nominal hot Depth at Hub 11 48 Nominal Depth at Edge 8 26 Nominal frame 11 50 Nominal scroll Weight Maximum 120 lbs includes instrumentation Center of Gravity 1 75 above rotor centerline 2 27 from fan ceriterline on aft strut Mounting Three point at aft point betwe...

Page 301: ...er rings a torque band and 18 turbine bucket carrier segments which include an aerodynamic seal lip between the compressor and turbine and a tip turbine seal 2 5 Disc Description a The hollow rotor disc consists of two cones machined from titanium The two cones are rough machined and the mating surfaces at the rim and hub are ground to obtain a precision fit The mated halves are match drilled and ...

Page 302: ...d from L605 material are approxiJ i tely twice as heavy as those machined from titanium and are used as balance weights at assembly 2 6 Blade Retainer Rings a Each rotor assembly has two retainer rings one forward and one aft Both rings are formed with a U shaped cross section from 0 020 titanium sheet The configuration of the rings is similar but they are not identical The lips on the forward ret...

Page 303: ...43 Thirty six slots and a total of 48 holes are located around the circumference of the band Eighteen of the holes contain a grommet made of Rene 41 which is press fitted to the band this grommet matches a hole located near the center of the span of the carrier assemblies When assembled to the torque band each carrier segment spans two blade tip tang slots two plain holes and one grommeted hole 2 ...

Page 304: ... increments of 0 0002 to provide a select fit at assembly 2 11 Bolt Torque Band to Carrier a The torque band to carrier bolt is machined from B5OT12A steel and is hardened to Ra 64 68 2 12 FRONT FRAME DESCRIPTION a The front frame assembly Figure 2 6 forms part of the aerodynamic flow path to the rotor inlet and serves as the mounting and support struc ture for all other pitch fan components b The...

Page 305: ...hined in the hub at the 1 00 o clock position c The scalloped aft flange of the outer ring contains a bolt circle of 52 equally spaced holes for attachment to the rear frame cover the forward air seal and the scroll seal lip The radial holes drilled through the for ward end of the outer ring provide attachment to support the rear frame cover The rabbet machined on the O D at the forward end of the...

Page 306: ...o the aft end of the shaft The balls rollers and races are made of 52100 steel the cage material is silver plated bronze b Both bearing inner races are press fitted to the rotor shaft at assembly The inner races are separated by a spacer which is machined from titanium Both outer races are press fitted to their respective housings in the hub of the rotor disc c The ball thrust bearing has a split ...

Page 307: ...ent to the forward face of the disc The retainer also holds the rotor speed generator disc in place 2 18 Grease Seals a The pitch fan rotor has three grease seals one on each side of the ball bearing and one on the aft side of the roller bearing Con struction of all three seals is similar The seal material Viton Fluro Elastomer is bonded to the metal backup plate which is machined from AMS 5510 st...

Page 308: ...apable of operating at temperatures ranging from 651F to 4 0 0 F b The sensor is mounted to the front frame by means of a threaded bushing and two nuts The bushing and nuts are machined from AMS 4120 aluminum and are anodized A stainless steel pin 0 063 diameter is press fitted to the aft flange of the bushing The pin fits a hole in the aft face of the sensor and prevents translation during fan op...

Page 309: ...ame to the rear frame cover and in turn to the forward flange of the rear frame to provide support to the rear frame in the inactive portion of the turbine The body of the support members 0 015 Inconel X sheet and the end caps 0 032 Inconel X are welded as a permanent assembly 2 26 AIR SEAL ROTOR a The rotor air seal refer to Figure 2 7 B consists of 26 segments which are bolted to the aft flange ...

Page 310: ...two 0 010 thick cone shaped discs The outer edges of these cones are used to form the upper and lower sides of the inner box The two side walls are made from rings formed from 0 010 thick sheet which are welded and brazed to the cones At the inner edge of the cones 16 shank nuts are provided for retaining a dish shaped cover ring c The compressor stator vaies are hollow structures and have a const...

Page 311: ...010 sheet are brazed to the outer surface of the casing and the forward flange to provide support in the cold or inactive portion of the turbine stator g The cover which seals off the inactive portion of the turbine j stator exit is formed of 0 010 sheet and is fastened to the outer skin with a 0 020 stiffener h The dish shaped cover at the hub of the rear frame is formed of 0 063 aluminum The cov...

Page 312: ...e two inlet scrolls are identical b The major components of the scroll are the outer shell and inlet section the nozzle diaphragm and the mounting pads All components are made of Hastelloy X material and are brazed or welded into a permanent assembly c The outer shell of the scroll is formed of 0 015 sheet The inlet flange is rough machined from a forging welded in place and finish machined A tria...

Page 313: ...alls and are brazed in place The seal lips around the periphery of the nozzle exit are formed of 0 015 sheet 2 31 SCROLL BLANK OFF PLATES a The scroll blank off plates Figure 2 11 B are assembled inside the scroll during initial assembly as required to reduce nozzle area and control the flow of hot gas to a desirable level The blank off plates are formed of 0 032 Hastelloy X sheet to a cup shape w...

Page 314: ...bly b Shim washers 0 555 OD by 0 030 ID are provided to adjust the height of the scroll end clevises The shims are manufactured from 321 stainless steel in three thicknesses 0 005 0 010 and 0 020 These shims are also used to adjust the height of the scroll bottom center mount 2 35 End Mounts a The scroll end mounts consist of a right left and center mount refer to Figures 2 8 A B and 2 12 B C The ...

Page 315: ...ront frame at 4 30 and 7 30 o clock the arm contains a uniball which fastens to the clevis at the top center of the scroll c Shim plates are provided to adjust the top scroll center mount The shims are manufactured from 321 stainless steel in two thicknesses 0 025 and 0 050 d The bottom center scroll to rear frame mount Figure 2 14 B is made of Hastelloy X material The base plate is 0 032 thick th...

Page 316: ...2 38 SCROLL SEAL SEGMENTS a The seal segments are assembled to the forward side of the scroll seal lips around the nozzle exit There is a total of 18 segments nine on the OD of the scroll and nine on the ID The scroll seal lips are sandwiched between the seal segments and the rear frame flange on the OD of the scroll and between the seal segments and the air seal flange on the ID The segments are ...

Page 317: ...C4 XI 2 H ...

Page 318: ...12 9 3 9 6 6 3 6 TOP Looking Down FIGURE 2 2 X376 PITCH FAN ORIENTA rIO 11 2 20 R 1 ...

Page 319: ...FIGURE 2 3 X376 PITCH FAN ROTOR COMIPONENT 11 2 21 ...

Page 320: ...17a fl FIGURE 2 4 X376 PITCH FAN A BEARING SPACER B ROTOR SHAFT C DISC SHAFT AND SPEED GENERATOR D RIM DOLT SPACERS 11 2 22 ...

Page 321: ... 7 FIGURE 2 5 X376 PITCH FAN A CARRIER SEGMENT B ROTOR BLADE TIP TANG AND TORQUE BAND 11 2 23 ...

Page 322: ...FIGURE 2 6 X376 PITCH FAN FRONT FRAME 11 2 24 ...

Page 323: ...FIGURE 2 7 X376 PITCH FAN A VIEW OF FORWARD SIDE OF FRONT FRAME HUB B VIEW OF AFT SIDE OF FRONT FRAME HUB 11 2 25 ...

Page 324: ...AA FIGURE 2 8 X376 PITCH FAN A FRONT FRANME TO REAR FRAIIE 6 O CLOCK NCUNT B FRONT FRANE TO REAR FRAME SUPPORT MEMBERS 11 2 26 ...

Page 325: ... O FIGURE 2 9 X376 PITCH FAN REAR FRANE 11 2 27 ...

Page 326: ...FIGURE 2 10 X 376 PITCH FAN TURBINE INLET SCROLL 11 2 28 ...

Page 327: ...F rIUE211X7 IC FNTRI NE COL A N U4N FIGURE ADS B X36PTC A TURBINE NLEA BLAN O PLA E NDS LWNT 11 2 29 ...

Page 328: ... I FIGURE 2 12 Y 376 PITCH FAN TURBINE INLET SCROLL A SND MOUNT CLEVIS B AND C SUPPORT ARM 11 2 30 ...

Page 329: ...FIGURE 2 13 X376 PITCH FAN TURBINE INLET SCROLL A TOP CENTER MOUNT B SUPPORT ARIM 11 2 31 ...

Page 330: ...FIGURE 2 14 X376 PITCH FAN TURBINE INLET SCROLL A BOT TOM CENTER MOUNT B SUPPORT ARM 11 2 32 ...

Page 331: ...FIUE27 17 7 C A BNzjLETSRL A LC ENDSEL B 3O LOK ND9 C ENA AL 11 2 33 ...

Page 332: ...t heavy parts by hand Use a chain or powered hoist and special lifting yokes or straps Apply pressure or tension evenly to all bearing pushers or pullers Tighten jack screws and attaching screws bolts and nuts in small increments opposing point sequence c The following paragraphs list the special tools The paragraphs are arranged alphabetically according to part nomenclature and are sub divided on...

Page 333: ... Up Pin 4012028 624 3 5 GRINDING Seal Grinding Fixture 4012028 670 3 8 INSPECTION Seal Inspection Fixture 4012028 678 3 9 TEARDW N Support Stand Q12028 789 3 11 3 5 PITCH FAN SHIPPING Container 4012028 781 3 10 3 6 110TOR ASSEMHBLY Support Stand 4012028 664 3 6 BALANQE Arbor 4012028 559 3 1 Balance Stand 4 012028 667 3 7 INSPECTION Insection Stand 4012028 667 3 7 TEARD4IN Support Stand 4012028 664...

Page 334: ... Ball and Roller Bearing Outer Race Puller 3 2 4l012028 624 Front Frame and Rotor Shaft Line Up Pin 34 4012028 664 Rotor Support Stand 3 6 4012028 667 Rotor Balance and Inspection Stand 3 6 4012028 670 Front Frame Air Seal Grinding Fixture 3 4 4012028 678 Front Frame Air Seal Inspection Fixture 3 4 4012028 78 Pitch Fan Shipping Container 3 5 4012028 789 Front Frame Support Stand 3 4 11 3 3 R 2 ...

Page 335: ... FIGURE 3 1 ROTOR BAI A CE ARBOR FIGURE 3 2 ROTOR SHAFT PULLER 11 3 4 ...

Page 336: ...q W FIGURE 3 3 BALL BEARING INNER RACE PULLER TOP ROLLER BEARING INNER RACE PULLER BOTTOM H1 3 5 ...

Page 337: ...RI TA FIGURE 3 4 BALL AND ROLLER BEARING OUTER RACE PUTLLER FIUE35 FOTFAEADRTRsATLN PPN Iin 3m6 ...

Page 338: ...FIGURE 3 6 ROTOR SUPPORT STAND FIGURE 3 7 ROTOR BALANCE AND INSPECTION STAND 11 3 7 ...

Page 339: ...FIGURE 3 8 FRONT FRAME AIR SEAIL GRINDING FIXTURE __ FIGURE 3 9 FRONT FR4 vE AIR SEAL INSPECTION FIXTURE ...

Page 340: ...I 14 t 1 FIGURE 3 10 PITCH FAN4 SHIPPING CONTAINER FIGURE 3 11 FRONT M112 SUPPOR2T STAND 11 3 9 ...

Page 341: ... to Section IV of this instruction b This procedure provides instruction necessary for initial assembly of new parts For normal overhaul and maintenance paragraphs pertaining to original adjustment and fitting may be used for reference Readjustment and refitting will be required when parts are replaced c When starting an assembly sequence read and observe all NOTE and CAUTION remarks for that sequ...

Page 342: ... weld joint on the torque band will be positioned between blade positions 36 and 1 4 4 DISC ASSEMBLY e Set the disc on the Buildup Support Stand Par 3 6 with the forward face up and install the forward retainer ring with 36 wedge shaped spacers and 36 nuts Tighten the nuts sufficiently to hold the parts but allow enough play to shift the retainer circumferentially NOTE The top and bottom ratainer ...

Page 343: ...side up However upon disassembly the pos ition should be marked forward and aft with Dykem to insure that it will be reassembled in the same position Slide the remaining blades into position in the torque band and dovetail slots NOTE The blades are position marked prior to assembly refer to Parts List and Buildup Record for Serial numbers and correct position per Balance Calculation Pg 4 8 b After...

Page 344: ...and with the carrier Insert the blade carrier bolts from the forward side of the carrier and place the nuts on the aft side Tighten the bolts but do not torque These bolts are a select fit to obtain the largest size which can be freely installed NOTE Refer to the Parts List and Build up Record for the position and serial number of the carrier assemblies b Assemble the remaining carrier assemblies ...

Page 345: ...lades of a pair opposite each other beginring with blades 1 and 2 in blade positions 1 and 19 and alternately selecting pairs of blades from the top and bottom of the list ie blades 36 and 35 in blade positings 2 and 20 The blade plot should be filled out in this manner Differences in blade moment weights should be determined for opposite carriage position A judicious relocation of blades may have...

Page 346: ...a Tooling Requirements 1 Two torque wrenches equipped with 3 8 sockets 2 One 2 to 3 inch O D micrometer having increments to 0 0001 b Procedure 1 Measure and record on Figure 4 5 the length of each of the 36 rim bolts with all nuts loose 2 Tighten both nuts on each bolt simultaneously to 90 lb in and measure and record the elongation of each bolt 3 Increase the torque on each rim bolt in increment...

Page 347: ...air and Replacement of Parts Section VII for instructions on replacement of bolts CAUTION When torquing the nuts to the rim bolts apply simultaneous and equal pressure to both nuts to prevent shifting of the bolt through the hole c The rotor component is now ready for final assembly 4 10 FRONT FRAME ASSEMBLY a The front frame scroll and rear frame mounts are located and match drilled at initial as...

Page 348: ...embly these parts can be removed and re assembled withiout sacrificing alignment However the final assembly should be spot checked to assure proper alignmcnt If the scroll is replaced the proper shim thickness must be redetermined b All mounts are attached with four bolts Two of these are body bound bolts which are located at the top right and lower left h and corners of each mount looking in from...

Page 349: ...ure 4 6 b The scroll seal ends must fit the scroll and front frame to permit the scroll to grow out from the center mount and move along the end mounting pins The end seal is fixed such that the scroll will slide into the seal The seal is free to move radially out from the rotor centerline Minimum space for scroll growth to the end seal is shown in Figure 4 7 4 14 MOUNT TO FRONT FRAME ADJUSTMENT a...

Page 350: ...ner scroll lip should be equal at the ends Figure 4 8 Dim A d Measure and record the scroll seal overlap Figure 4 6 e Measure and record the clevis spacing on the scroll support at the scroll ends Figure 4 9 4 18 COVER ASSEMBLY a Assemble the eight support brackets to the top of the front frame using eight bolts and nuts b Lay the cover over the cold side of the rear frame and line up the support ...

Page 351: ...ial dimension of the air seal add the radial clearance desired Par 4 28 to the rotor air seal lip radius Par 4 7 c l 4 22 AIR SEAL RADIAL INSPECTION 2 a Measure and record the air seal minimum radius using fixtures per Par 3 4 and instructions in Figure 4 10 4 23 DISC BEARING ASSEMBLY a lay the rotor on a pallet with the forward face up ndinsert the grease shield into the housing and seat it again...

Page 352: ...e bottom half of the ball bearing inner race 250 F maximium and lower it over the shaft with the square end facing aft 4 25 SHAFT TO DISC ASSEMBLY a Slide the shaft carefully into the bearing from the aft side until the thrust bearing inner race seats against the balls b Heat the top half of the thrust bearing inner race 2500F maximum and slide it over the shaft and seat it against the bottom half...

Page 353: ...pins from the shaft Assemble the cover plate to the forward face of the front frame hub and insert four bolts through the cover plate front frame and into the shank nuts located on the inside of the rotor shaft Torque to 30 in lbs and lockwire 4 27 ROTOR ADJUSTMENTS a Shims are located between the thrust bearing inner race top face and the shoulder on the hub of the front frame Add or remove shims...

Page 354: ...the minimum gap with feeler stock record the dimension of the gap on Figure 10 Dimension B 4 29 REAR FRAME TO FRONT FRAME AND SCROLL ASSEMBLY a Place the front frame on the dolly Par 3 4 with the forward side down b Slide the outer scroll seal segments under the lips on the scroll The seal segments should be position marked and should be assembled starting with l at the 12 o clock position looking...

Page 355: ...frame inspection arbor Par 3 4 2 Sweep the inside diameter of the rear frame bucket channel and determine and iecord the minimum radius 3 Measure and record the radius at the 6 o clock position 4 Subtract to obtain the difference The dimension thus obtained will serve as a reference for computing rotor tip running clearance Par 4 33 a A I 31 INSULATION BIA KET ASSEMBXLY a Wrap the external insulat...

Page 356: ...sion the dimension obtained in Par 4 31 a 4 to obtain the running clearance between the rotor tip and rear frm e bucket channel 4 33 SPEED PICKUP ASSEMBLY a Slide the pre determined amount of spacers Par 4 19 over the speed pickup and slide the pickup into the bushing and screw on the cap Tighten and lockwire them in position L Hook up the amphenol connector and fasten with lock Tire 11 4 16 R 2 ...

Page 357: ...52 MT2C832 Anchor Nut 18 MrliC832 Anchor Nut 36 AN123619 Rivet 72 5 4012001 184P1 P5 Bolt 36 6 LH 3417 048 Nut 36 7 4012001 174G1 Torque Ring 1 8 4012001 185P1 Bolt 54 9 4012001 186PI Retainer Ring 1 10 4012001 187PI Retainer Ring 1 11 4012001 188P1 Spacer AR 12 LH3983 048 Nut 72 13 4012001 334P2 Seal 1 14 4012001 305P2 Bearing Ball 1 15 4012001 320P2 Seal J 16 4012001 355P1 Retainer 1 17 4012001 ...

Page 358: ...MS20470DD4 16 Rivet 16 M5204 70DD4 12 Rivet 12 52LHTA521M 02 Anchor Nut 8 ___AN5071032 7 Screw Flat Head 8 AN426DD3 3 Rivet 16 AN426DD5 7 Rivet 48 AN426DD4 6 Rivet 208 AN340 Nut 6 138 32 NC 4 26 AN507C1032 8 Screw Flat Head 8 27 4012001 321G1 Cover 1 28 4012001 349G1 Seal 26 29 4012001 357P1 Bolt 27 30 4012001 338G2 Shaft 1 ___ZL2669 5 02 Shank Nut 8 ZL2669 10 02 Shank Nut 4 31 4012001 373G1 Mount...

Page 359: ...12001 502P2 Bolt 8 41 4012001 502P3 Bolt 2 42 14012001 359P1 P2 Shim AR 43 4012001 360P1 P2 Shim AR 44 4012001 372P1 Spacer AR 45 4012001 344P1 Plate 1 46 4012001 357P8 Bolt 4 47 4012001 502P4 Bolt 6 48 4012001 341P1 P2 Spacer AR 49 4012001 366P1 Nut 1 50 4012001 365G1 Bushing 1 51 MS9200 07 Nut 1 52 4012001 455G3 Scroll 2 4012001 466P1 Nozzle Partition 28 4012001 467P1 Nozzle Partition 10 4012001...

Page 360: ...59 4012001 491G1 End Cover 1 AN123152 Rive 2 60 4012001 492G1 End Cover 1 AN123152 Ri vo 2 61 4012001 493G1 End Cover 1 AN123152 Rivet 2 62 4012001 494GI Cao Blank Of f 2 63 4012001 494G2 Cap Blank Off 2 64 4012001 495G1 Cap Blanh Off 2 65 4012001 495G2 Cap Blank Off 2 66 AN900 4 Gasket 24 67 AN900 3 Gasket 6 68 MS9033 12 Bolt 6 69 4012001 501P 1 Bolt 24 70 4012001 483P2 Seal 1 71 4012001 484PI Se...

Page 361: ...e Vane 27 4012001 612P1 Nut Anchor 16 79 4012001 627G1 Support Arm 2 80 4012001 631P1 Ring 1 81 4012001 626G1 Support Arm 1 82 4012001 371P1 Magnetic Pickup 1 83 R297P04 Lockwire AR 84 4012001 350G1 Support 8 85 4211 24095 3 5 7 9 11 Insulation Blanket 1 86 42H 24094 3 5 7 9 11 Insulation Blanket 2 87 4012001 357P4 Bolt 8 88 4012001 217P1 Spacer Balance AR 89 4012001 218P1 Washer AR 90 4012001 374...

Page 362: ...X376 PARTS LIST Qty Item Drawing Number Description Req d 93 4012001 357P5 Bolt 26 94 1802 02 Nut 2 11 4 22 R 2 ...

Page 363: ...1AI h r VNPVl 0 O 10 47fA4 A OMNJJ3 4 VW1 14 W 4 vi no x j 16 4 A 1 I320 L4 ACV 10s j 57 M 447 A11 ja I J t A 4 lot r 2 f9 sm17 4 zes 3 4M311 Weg4 A2 0 S ZUI b W l731 __ eAgp S 1 of __ l0eAf7 4t9Z1 MF2 e i Tv 9 MA eL AIcE Ws1 111 A 8AAI4II HOT 6 AC4IICYED 81 FI E e A A dI0d7 rave 1010 or S mvS AV r I 3 I Z2 z 31 729 I 2 4120 90 Shee 1 f 1 1 1 23 ...

Page 364: ...27 2 11 J __ 23 21 20 xy In r fk 3IE UJW 276 ___ _ I Of 2 J 4 23 ...

Page 365: ...w4 el1 IokL DM0a fI 1 19 8 17 13 J 12 C A I A1 0 1Orr__ B ISS P LL N cvv fi z _ sX e 1 _ _ Ifx i hd o 1y F I U R 4 1 C R S E T O R A I G X 7 I 4 10190 Set2O T ...

Page 366: ...OA0 i01 __ M ix D 14401 ITFR mF AO 0 a f 4WSTANr 2 9rA fAAfn n 0 rrls sc stcr00 40tM f T N DRAWING X376 PITCH TRIM CONTROL FAN Sheet 2 of 2 11 4 24 ...

Page 367: ... 44 GIEE 4 4 0 4 4 E 4 4 A 0 v4 4 r4 4 0 0 w v 1 4 2 ...

Page 368: ...0 0 0 I1E 1 4 44 00 k 44 0 0 42 4 0 410 p 4 r 0 4J 0 0 0 0o 41 4 26 ...

Page 369: ...bine Bucket A B Turbine Shroud C Print Actual Dimension Measurement A Radius Max 18 125 Nom Location Degrees B F I R 030 _ C Rad us Max 20 5691 Nom Location _ Degrees VV D F I R 030 _ _ FIGURE 4 4 INSPECTION ROTATING AIR SEAL AND TURBINE TIP SHROUD 11 4 27 R 1 ...

Page 370: ...4 0 C Nt 0 o 0 1 r4 0 00 00 Li 00 0 r0 r4 4 rd00 2 0 0 04 04 t4 Li Li I g 41 bi4 bo W to bi V0W r4 60 11 4 28 ...

Page 371: ...rement Right Hand Scroll Left Hand Scroll Al Scroll Ends Naiia Right End _____Right End ____ Left End _____Left End_____ A2 Scroll Center Nominal ____ ___ BI Scroll Ends Min 060U Right End _____Right End ____ Left End _______Left End ______ B2 Scroll Center Nominal ____ ____ FIGURE 4 6 INSPECTION SCROLL LIP SEAL CLEARANCE 11 4 29 R 1 ...

Page 372: ...scroll ends at 6 lc o clock position s Inspect Dimensions All B to establish minimum clearance of 0 200 Right Hand Scroll Left Hand Scroll Right End A ____Right End A ___ B B _ Left End A ____Left End A B _ _B _ _ FIGURE 4 7 INSPECTION SCROLL END SEAL CLEARANCE 11 4 30 ...

Page 373: ...t Hand Scroll Al Center _____Al Center ____ A2 Right End _ ___A2 Right End ____ A3 Left End _ ___A3 Left End ____ Measure height from aft face of flange to aft face of hub _____ C Measure maximum height from scroll exit lips to aft face bf front frame flange ____________________ FIGURE 4 8 INSPECTION ISCROLL TO FROtNT FRAME RADIAL AXIAL DIMENSIONS 11 4 31 ...

Page 374: ...A Minirnum O 250 t B Minimum 0 0101 Right Hand Scroll Left Hand Scroll Right End Left End Right End Left End A A____ A _____A ___ B B __ _B B FIGURE 4 9 INSPECTION SCROLL END CLEVIS SPACING 11 4 32 ...

Page 375: ...r A Full Indicator Reading _____ Minimum Radius______ NOTE Mark location of minimum radius with Dykem B Align Dykem marks on rotor seal lip and honeycomb seal and measure gap with feeler stock Minimum allowable gap 0 025 Actual measurementII FIGURE 4 10 INSPECTION RADIAL CLEARANCE OF AIR SEAL 11 4 33 R 1 ...

Page 376: ...channel minimum radius X 3 Gap between high radius of rotor tip and bucket channel at 6 o clock B 4 Subtract step 2 from step 1 to obtain difference _ _ 5 Subtract step 4 from step 3 to obtain rotor running clearance Min 200 BEARING TRAVEL Ref Par 4 25 d Maximum allowable travel of bearing 036 Actual travel RUNOUT OF SPEED GENERATOR FACE Ref Par 4 25 e Maximum allowabLe runout of speed generator d...

Page 377: ...se Radial 060 Min 5 Bulletnosc Axial 300 Min Inverted 6 Rear Frame Axial 250 Min Normal 7 Air Seal Radial 250 to 035 8 Air Seal Axial 070 to 030 Normal 9 Air Seal Axial 275 Min inverted 10 Rear Frame Axial 300 Min Normal 11 Rear Frame Radial 200 Min 12 Scroll Axial 400 Min Inverted 13 Bearing Play Axial 036 Max Refer to Dwgs 4 12 4 13 4 14 11 4 35 R 1 ...

Page 378: ...Figure 4 12 Pitch Fan Clearances 11 4 36 ...

Page 379: ...II SE VIEW C iEW 8 LSHIM II VIEW DIW Figure 4 13 Pitch Fan Clearances 1 43 HIM ...

Page 380: ...VIEW E Figure 4 14 Pitch Fan Clearances H1 4 38 ...

Page 381: ...URE The procedures for installation of the X376 pitch control fan into the XV 5A aircraft is to be provided by the airframe manufacturer 5 2 Installation Design Data All installation design data is provided in the XV 5A Specification 113 11 5 1 R 2 ...

Page 382: ... over the rotor tip 6 3 REMOVE ROTOR a Position the pitch fan in the flight position and remove the bulletnose cover b Position the pitch fan in the inverted flight position Remov four screws which extend through the front frame hub into the end of the rotor shaft Heat the hub section of the front frame with three or four heat lamps for approximately 30 minutes or until the interference between th...

Page 383: ...ROTOR 6 11 Remove Carrier Segments a Remove the torque bolts which are located between each blade b Remove two carrier bolts from each segment and slide the carrier segment from the blade tangs 6 12 Remove Blades a Position the fan in the inverted flight position and remove 36 nuts which hold the aft retainer ring Remove the aft retainer ring and slide the blades up in the disc slots to a position...

Page 384: ...earing retainer Remove the retainer speed generator top grease seal and the balls and cage e Pull the thrust bearing outer race from the disc using the puller referenced in Par 3 2 Remove the bottom grease seal f Invert the disc and remove the six bolts from the roller bearing retainer Remove the retainer and bottom grease seal g Remove the roller bearing outer race from the disc using the puller ...

Page 385: ...ust bearing retainer Remove the retainer speed generator top grease seal and the balls and cage e Pull the thrust bearing outer race from the disc using the puller referenced in Par 3 2 Remove the bottom grease seal f Invert the disc and remove the six bolts from the roller bearing retainer Remove the retainer and bottom grease seal g Remove the roller bearing outer race from the disc using the pu...

Page 386: ...normal operation For example the staggered sawcuts in the rear frame flanges often break through or distort These would be cut through at manufacture except that machining of the large flange is made easier by retaining the flange as an integral piece Such a condition after operation is to be expected and is normal Questions concerning any hardware conditions not adequately described should be ref...

Page 387: ...ion P S 661 To this solution add 3 percent to 5 percent by volume of anti corrosion oil Specification MIL L 7870 or MIL L 6085 This oil prevents the formation of corrosion when bearings are dry 3 To dry bcaring flow filtered heated clean dry air under pressure over all of the parts NOTE Do not handle cleaned bearings with bare hands Wear clean lint free gloves such as surgical gloves or gloves mad...

Page 388: ...ee of foreign materials such as heavy oil grease rust or scale which would either prevent penetration of the oil or indicate false flaws by absorbing the penetrant Polishing 61 causes false indications because displaced surface metal can cover defects and thereby close the surface openings of deeper flaws Remove heavy oils by degreasing and remove dirt and scale by the applicable cleaning method 7...

Page 389: ...hold the parts and neoprene gloves when necessary The presence of penetrating oil on the skin can be detected under black light 7 9 Cleaning of Titanium Cleaning of titanium to remove relatively loose materials such as soils and grease using liquid solvent3 is 1cccpt ible provided clhlorine or chlorine compounds or ny of the lrl ocgens e g fluorine bronine iodine tine which are very erosive to tit...

Page 390: ... the use of vapor blasting the following parameters are recommended a 1200 mesh abrasive e g garnet walnut shell b 90 100 psi filtered air pressure c Vapor blast at angle of less than 450 from the surfaces being blasted 1 11 7 5 R 1 ...

Page 391: ...Spot Zyglo Braze Area Scroll Degrease Spot Zyglo Weld and Braze Area Seals Vapor Hone Zyglo Blades Vapor Hone Airfoil Zyglo Note Mask Dove Tail and Tang Disc Clean by Hand with Zpot Zyglo Bearing Alcohol Housing and Dovetail Slots Carriers Vapor Hone Zyglo Torque Band Degrease Zyglo Bearing Refer tp Para 7 3 Magnaflux Mounts Degrease Zyglo 11 7 6 ...

Page 392: ...r lW uoW I D I J 4 1 r4 1 9 4j u 0 4 CO 4 LU 4 J 9 0 m 0 4 El00 4 0 5 coa 14w 0 W 2 4 Aci 0 4 dflA 0 0 0 0 4 ZCl 0 Z 4 C E H 4 o 0 0 0 0 0 0 0 4 r 0 10 co 14 0 4f 41 41 cv C 0 0 4 4 0 0w 100 4 UJ Ai o rfl u oi r a 0 4 C 1454 4 H z ElJ ...

Page 393: ...0 H 0 o 0 P40 0 0 Wc 0 0 E0 E t t CA E 1 a P4 00 4p d 4 0 H d H C ri 4 I C A D H Oti d 0 0 H r 0r 0 00 co v a Cd 00 kdC POH sR 2 ...

Page 394: ... 4 E 4 90 o to0 d d I0 r H Sn H P P P4 4 A D4 p 0 0 0 C P N l A QC d 0 D 4 0 k H k 2H 0 0 4 0 0 0 4 P44 gr a U H0 H 00 p to 0 023 a S 0 0 0d 09 t 0 U cr1 pq 4 3 0 9 4 0 Z 4 H n H 4 11 7 9 ...

Page 395: ... tj 0 0 10k UN 0 0 1 ri _ E 4 l j0 1 4U to HHU 4H 4 H d E 4 40 4 0 s 0 l HD 3 a r d H 4 0 drI 03 4A aS4 0 4 k a Cr r 0t 0 9 0 0 OdI 0 0 0 0 1 ci 0 1 0 0 ti 004 4 0 d0 0 U 0 00 44 0 0 1 0 CC to 0 j0 gk0 9 0 Cd A b to 4 V CO d t V P Id W coC t0 4 r 0 0 H4r 44 r r coI 0 05 4 r o0 Ac 4 c 11I 7 10 R 1 ...

Page 396: ... 0 47 r d r HC 0 Y 0 d 14 0rIi r0q OG q 93 E 4 00 1 4 Ird41 U cOP4 NI re 4P A P 0 C o 00 H09 0 4 C d 43 E t d mt 4 43 0 0H 0 i 04 Hd 1 C 0H0 aPk Co 4 U 4304 0t 404 30 q rI4 0 oP 0 44 e V4c A rq op ri 44 0 W 4 C M bo 4 H C 0 00 C u E 1 K o I 43 Rd ...

Page 397: ...H4 cs o a cir o 00 H H A d AH H W q r4 0 ta 1 o I c0 r C044 r4 0 W I rd 0 0 0rdu 0 10C r H c i HO 0 0 0H t 0 0i ri4 P 0 r o 0 omJ C 0 4 PI r O4 Oo0 Hq9 H0bo HW H 4 0 H 0 0 q 0 o o 0 m HC 4 0 H9k 4 E 4 rd4 4 14 9 11 Hi H Hr 4O1 0 0 0z 0 I co H H H EA4 P 0 00 c I 1 7 12 R 2 ...

Page 398: ...43 1 A 4 IJ d 0 to43d 0 00JA P 0 4o to to00rd r 10 0 Cd bO 0A0 0 4 43 0 5 4 1 0 04 P r0 HC E 4 V 0 1 4 4i0 0 P 1 0 11 0 4 to d 4 0 0i 4 P 4 540 0d 01 H0 43 43 4 4 0 ol r Sg4 3 0 AH 44o H o b0 o k 0 4 0 0i 0 4 3 0 43 CC j 4C 0 0 0 4 11 101 4 0 H I d r 3 1r F4 to 3 44 a 5 g o H q C44 d 4 100 0 PE 0 0 0r0 t0 o H 43 wi 04 4 0 a C0 4 1 4 4I ...

Page 399: ...0 to 0 04 H 4 z Ur 0 0 k 0 r n0 os 0 Ea 0HW P b ttHr 00 w 0 W 00 Ou S HO H 0 H H 0 0 0P 0 0 4 3as k P 4 4 P Idtn 0 t 00 0 r 000 00l 41 R P 1 3 1 0 0 p 4 H4 d 4PH 9 s o03 0 0 0 0 0 I4 0 0 4 i to o p d S 4 42 43 P 0 I4 P 0 00 0 0HI 4 Fj 0 H 4 P k 0 d t LI 43 W 4 0l 4 0 0 0 43i 03 9 243 r 4 P 7U4 P C I E f ElA I U 4 1til4 4 1 VOu 10 1 7 P 14 ...

Page 400: ...P dt d 1H OH q g 0v P4 4 m HC cn 4 3 E 4 0t 40 0aco H H 80 11 0 0040 0 4 7 43 0c P rI ia 00I r4 4 A 04 0 CI H H P40 HElP 0H 0 V0 d o I a Rn 0 4 3 4 H 0 1 r 1 9 0 0 0 M H 43 0 0 0 13 H 4 U 0 m 4 0 0 r4j 000 00 0 Ot4 0 00 00 43e El d r dr r d 0 1 7 15 ...

Page 401: ... 0 00 43 4 4 o U a 4 F4 F4 4 4 1 4 IF 0 P4 P4 rp 4 W0 442 0 00 0 0 Hp H 4r4 4 0 d 2 1000 cod0 4 0w s 08 4 4 0II IK ti ri 0 0D 000 ow 0n 040 44o C tO f 0 M8 W1 o 4 9 4 1A o I 9o0 ft 0 H Co a 4 1 4 0 E d 00 UV HC R ...

Page 402: ...a a 1 se 0 0 H 1 H HH I H H P H a 0 A A Pt A4P P4 P4 P4 W 0 0 00 a 400 0 0 H 4 IVd 0 s 0 Ot 0 0 4 4 CC 4 4 Ad 1 4 4 E E IN0 0 v 4 0 t8 P 4 4 4V 4i 0r 040 0o 0 4 90 Z g E4 0 U 4 1 4 0to Vd e rd d H t H 41 4S 4 0 0 0 rd 0 4 to 4 t ft 4 do 4 N ICv 4 A t 9 ol4c4 ...

Page 403: ... o CO O A 4 0 V 4 H H 4 P4 P04 9 0 S Q P m4 f r I 4 r 4 t 0 A 43 r H 4 4 4 IO 4 1 4W E 4 S P4 1 0 0 r 4j H 4 HH cd 0 4 H Pi H 0n 1 0 4 Idb A 0 r bO 4 P 4 0 P44 94 0 4 4 S 4 S0 W 02 4 4 0C 4 0 0 4 405 P o 0 0 00 00 4 01 E3 4 to H04 10 1 NO EH W50 0E 0 R4 1 ...

Page 404: ...0 00P 0H c 4 0PI P4 04 4 q 4 EA H 4 0 1 4 V9 0 f 04 00 0 43 4 44 4t E 4 443 O H w W 8 d a Idd 43 43 43 434 q 6 kE 33 4434 00 al91 0 U r4 JI1 7 s19 ...

Page 405: ... 1 o to0 0I 0 0 C 0H4 4 H0 0 4 I p4 r ft 4 P4P4 0 0 C 0 A P H 0 z 1 4 to P4 4 4 0L 4 941 U d 0 1 4 43X C p4 M 14R 0 ...

Page 406: ...0 H A N0 4 41 0 4 4 0 43 4 H rdHw I H 0 43 At 544 0 0 0 H 2o r 4 M 00 4 Hq 43 01 4 0 co A ss l dw a A V4j A 43 HH 0 0 ER 2 ...

Page 407: ...Hj 0 0 0 44 t4 O OUa 0W 4 J r4M E 4 5 x r 4 I 03 r H ot 4 0 lrI 4 p to 4 A a 0 o A 18 0 0i d Q gf400 0 40 cn I 0 0 a 24 1fr ri H i 4 0 j c 4 d 11 2 4R ...

Page 408: ... c Repack bearing 4 Preservation a No preservation requirements have been established b Based on lift fan experience and grease packed bearings have a life of at least i2 months before repacking is required 7 11 PITCH FAN SERIAL NUMBERS Sub assemblies and pitch fan assemblies will be assigned serial numbers at initial buildup and this number will be vtbro etched to the following assemblies in the ...

Page 409: ...onal tests in turbojet mode at idle and top speed d X 376 and X 353 5B functional tests and trim adjustments NOTE Instructions in this manual pertaining to the J85 GE 5 engine are for reference only and are superceded by applicable J85 GE 5 manuals and instructions 8 2 J85 GE 5 Engine Calibration Tests The test procedures described below apply to a functional and calibration teost of t c enginc an...

Page 410: ...e for performance evaluation e Install a tail pipe on the straight through leg of the diverter valve Either the XV 5A tail pipe or a slave tail pipe may be used The slave tail pipe should contain at least 24 of straight section and termi nate in a convergent nozzle of approximately 110 Square Inches with a capability of trimming the area down to 100 Squaii Inches f Attach a 3000 psi hydraulic sour...

Page 411: ...lane 8 2 2 Engine Re Rigging Because of the severe reingestion encountered during fan powered flight of the XV 5A while in ground effects the rigging of the bleed valves of the engine must be modified to provide for increased stall margins with minimum loss in thrust The following rigging changes should be incorporated in each engine before running the functional checks a Increase the maximum or t...

Page 412: ...d loosen the rod end jam nut Extend rod end 3 1 2 turns and reconnect clevis pin Check bleed valves for travel and for similarity of left and right windows NOT these rigging changes revise the bleed valve schedules to those shown in Figure 8 1 and previous bleed valve schedules for the J85 GE 5A and B engines are not applicable to the XV systcm 8 2 3 Instrumentation and Measurements The following ...

Page 413: ...ed with a high pass filter with a cut off frequency of 70 cps 8 2 4 Test Procedures 8 2 4 1 Prestart Inspection a Check the engine inlet for security of hardware and any foreign materials b If the condition of the engine oil is unknown drain the oil check the oil filter and refill c Check acoessible fuel oil air and electrical lines for security wear and leaks 8 2 4 2 Prestart Checks No Ignition a...

Page 414: ...onnect the AIS and begin motoring the engine c When the engine RPM reaches a minimum 14 RPM turn on the ignition and advance the throttle to the idle position NOTE Observe instrumenta during start Normal light off is 5 seconds Normal EGT is 600 800C fuel flow is 200 350 pph and oil pressure is 5 20 psig CAUTION If light off does not occur before fuel flow reaches 350 pph chop throttle to OFF If EG...

Page 415: ...Vibs less than 3 mils f Advance throttle slowly to Mil and check the following instruments during the acceleration for normal indications RPM 102 1 2 EGT 670 685 c Fuel Flow 2000 3000 pph Oil Pressure 20 50 psig Engine Vibs less than 3 mils g If engine is ithin normal operating limits as given in Figure 8 2 proceed with test omitting Par 8 2 4 4 8 2 4 4 Speed atoid EGT Adjustments a Because speed ...

Page 416: ...er the nozzle area has been retrimmed restart the engine and accelerate again to maximum throttle setting and observe engine RPM CAUTION Do not exceed 104 RPM during these tests If full throttle is greater than 104 RPM reduce engine RPM to idle and perform 4 appropriate adjustment of maximum RPM as described below All speed adjustments must be made at idle speed d Based on the previous tests deter...

Page 417: ...f the re rigged engine by observing bleed valve closing schedule EGT fuel flow and thrust if applicable f NOTE These tesbs should be performed only with a compressor inlet temperature less than 70 F and a wind speed of less than 5 knots if tested in an outdoor facility a Accelerate the engine slowly from idle to mil and 1 1 observe the engine RPM at which the bleed valve reaches the full closed i ...

Page 418: ...se the speed at which the bleed valves reach the full closed position b d After the rigging of the engine has been verified perform the calibration run as follows Adjust the engine speed to 92 94 96 98 100 and 102 RPM Stabilize fo 7 two 2 minutes at each RPM and take a complete reading of all parameters e Following completion of the calibration run remove and change oil filter f Following replacem...

Page 419: ...res describe the methods applicable to perforyming a functional checkout of the complete propulsion system ii sitalled in the XV 5A aircraft Part of or all of the following tests shou Id be performed after the folloving a Engine diverter valve removal or replacement b X 353 5B wing fan removal for overhaul or replacement c X 376 pitch fan removal for overhaul or replacement 8 3 1 Preparation for T...

Page 420: ...osition Collective Stick Position Rudder edal Position Wing Fan and Pitch Fan Inlet Temperatures Engine Inlet Temperature Left and right c In addition to the previously listed aircraft instrumentation the following measurements must be taken either by remote instruments or any other acceptable method for example telemetered Wing Fan Hub Axial Vibration Left and right Pitch Fan Hub Axial Vibration ...

Page 421: ... pre conversion configuration and check the fan inlets and exits for security of hardware and foreign materials Check the wing fan hub area for signs of hydraulic fluid leakage 8 3 3 2 Prestart Checks NOTE These tests should be performed only after engine removal and replacement or main tenance involving controls or plumbing Fan replacement does not require these tests to be performed The engine b...

Page 422: ... Check engine for signs of fuel and oil leaks f Turn AIS supply off and observe smooth coast down free of umusual noises g Repeat the above items for engine 2 h After the above pre start checks check each engine ignition system by turning on the ignition and observe the audible ignitoi discharge 8 3 3 3 Engine Run Checkout NOTE For these tests the engine bay cover shall not be installed on the air...

Page 423: ... EGT reaches 9000C chop throttle In both cases turn A off the ignition system If a false start occurs that is no ignition shut off the throttles and motor the engine on AIS for about 30 seconds Observe that no appreciable fuel drainage is occurring from the scroll fuel drain lines d When a normal start occurs at 40 RPM shut off the ignition and the AIS unit e With engines at idle RPM 48 1 5 inspec...

Page 424: ... either RPM or EGT exceeds limit at full throttle reduce power setting to limiting value and main tain power setting as above h Chop throttles to off and observe engine coast down for unusual noises or rubbing NOTE Prior to shutting off engine start AIS unit and onnect to aircraft Characteristics of the XV 5A aircraft result in excessive engine soak back temperatures after shut down so be prepared...

Page 425: ...mum RPM and EGT as per Par 8 2 4 a through e Also at the idle power setting observe idle RPM and make appro priate adjustments as per Par 8 2 4 4 f 8 3 3 4 Fan Check out a This part of the test program is performed to check the following Final engine RPM and EGT trim setting at mill and idle throttle settings in the turbojet mode 0 Functional performance of the X 353 5B and X 376 fan systems Engin...

Page 426: ...raft should be in the pre conversion mode and tied down on an outside ramp CAUTION During the following tests the aircraft will be subjected to operation in the fan mode for sustained periods of time This condition could very easily result in overtemperaturing of the equipment located in the main landing gear v heel well area It is desirable to provide test type doors for closing the wheel well ar...

Page 427: ...chored hardware and equipment Check the test site area for foreign objects that could be picked up by the fans and engines d Start the left 1 engine as per Par 8 3 3 and set engine at idle RPM NOTE Beforo proceeding with the following tests verify that PCM instrumentation is on and operating With only one engine operating in the aircraft the electrical load distribution system will prohibit turnin...

Page 428: ...ph Oil Pressure 20 50 psig Engine Vibs 4 mils steady peaking 5 mils If either EGT or RPM exceeds the maximum limits set the engine speed to limits and record all engine parameters f Reduce engine RPM to 70 and operate the conversion switch to the Fan positi n The aircraft should convert from the turbojet to the fan mode of flight Observe that the instrumentation indications are as follows Engine R...

Page 429: ...duce the vector command angle to zero degrees and trim the long itudinal stick to about 3 4 nose down h Slowly accelerate the engine to mil and continually monitor that the instruments are within the following limits Total acceleration time should not be less than 10 seconds Engine RPM 102 1 2 Engine EGT 670 685 C Fuel Flow 2000 3000 pph Oil Pressure 20 50 psig Engine Vibs 4 mils steady Wing Fan R...

Page 430: ...te the engine to 70 RPM and convert the aircraft to the Jet mode CAUTION During the above tests as well as any other tests in the fan mode in the presence of the ground the engines may be subjected to severe levels of reingestion This may result in EGT levels in excess of the normal opera tion limits During these tests the EGT should not be allowed to exceed 700 C continuous 1 Shut off the l engin...

Page 431: ...ght must be equ l within 1 2 Engine RPM should be 101 5 to 102 5 at an EGT of 6700C to 685oC If these limits are not met immediately retrim the fan scrolls according to the pro cedures in Par 8 3 4 If within limits proceed with the following tests n Start both engines as per Par 8 3 3 and set engines at idle RPM i NOTE A Before proceeding with the following tests verify that POM instrumentation is...

Page 432: ...ormal instru mentation indications as follows RPM max 102 1 2 EGT 670 685 c Fuel Flow 2000 3000 pph Oil Pressure 20 50 psig Engine Vibs 4 mils steady peaking 5 mils If EGT or RPM s are out of limits adjust using previous methods p Reduce power setting to 70 RPM and change aircraft mode from Pre Conversion to Conventional RapLdly accelerate engines to mil and observe fan cavity temperature indicato...

Page 433: ...thin limits If not shut down both engines and investigate causes of overheating q With the aircraft in the Pre Conversion configuration and engines at 70 RPM operate the conversion switch to the Fan position Aircraft should convert from the turbojet to the fan mode of flight Observe that instrumentation indications are as follows Engine RPM 70 1 Engine EGT 400 5000C Fuel Flow 700 900 pph Oil Press...

Page 434: ...rees and triam the longitudinal stick position to about 3 4 nose down position s Slowly increase engine RPM to maximum and continually observe that instruments are within the following limits Total accel eration time should not be less than 10 seconds Engine RPM 102 1 2 Engine EGT 670 6850C Fuel Flow 2000 3000 pph Oil Pressure 20 50 psig Engine Vibs 4 mils steady peaking 5 mils Wing Fan RPM 100 Pi...

Page 435: ...or checking engine trim in the fan mode Operating limits that should be observed are as follows Fan RPM s left and right should be equal to within 1 2 Engine RPM should be 101 5 to 102 5 at an EGT of 670 to 6850C If system is within these limits proceed with the following tests If out of limits retrim the fan system using methods in Par 8 3 4 and repeat the preceding tests u With the engines at ma...

Page 436: ...Neut Neut Neut v With the controls located in the positions as at the end of the above set of control excursions increase the vector command angle at maximum rate to the full aft vector position NOTE Tests in Par u and v are intended to demonstrate the stall free operat xon of the engines as well as an observa tion of fan performance and louver motors during full throws of the aircraft control sys...

Page 437: ...nued at the maximum possible power setting w Immediately on reaching full excursion of the vector command angle decrease engine RPM to 70 and divert the aircraft to the Jet mode x Allow approximately one 1 minute for the aircraft systems to stabilize and cool down then shut off both engines Observe the engine coast down for unusual noises y Connect the AIS to the aircraft starter connections and b...

Page 438: ...e c To trim the fan speeds to equal levels the data shown in Figure 8 8 should be used This figure shows the incremental area change between the left and right wing fans to bring the fan speeds left and right into line These area values are designated as A ANL Change in area for speed balance with left engine running A ANR Change in area for speed balance with right engine running d Area trim on t...

Page 439: ...oll AI A AFL ATL AL Forward right fan scroll I AFR AIATL A 2 NL i Bear left fan scroll A ARL ATRI2 A ANR Rear right fan scroll IA RR AIR 2 I lN f The above calculations will yield the required area changes for each of the arms These areas will not necessarily be an equal multiplier of the area increments of 0 85 and 0 44 Square Inches given in Figure 8 9 The procedure for selecting the nearest set...

Page 440: ...ull increment that is required and apply this value to the left forward scroll arm area trim Repeat the above procedure for the aft or rear scroll arms and apply this trim to the right rear scroll arm area trim g The following calculations demonstrate the methods to be used during calculation of the required area trims Measured Parameters Left Engine Run RPM engine O1 0 EGT 680C Left Fan 73 Right ...

Page 441: ...ard scroll amtherefore AFL 3 0 85 4 35 notches open A AFR 2 3 0 85 70 notches close Therefore use 4 notches open on forward left scroll arm and 3 notches close on forward right scroll arm Repeat this procedure for the right engine system 8 4 Fan Performance a During the performance runs since there is no measurement of system lifts or thrust the parameter to be used for fan performance evaluation ...

Page 442: ...zero degrees vector command collective full up and longi tudinal stick about 75 nose down minimum reingestion Performance comparisons with Figures 8 10 and 8 11 should be based on engine and fan inlet temperatures under con ditions of minimum reinges tion in the engine inlets c In addition to the following performance checks the test discribed in Par 8 3 3 3 u although intended to demonstrate stal...

Page 443: ...ese limits of engine opera tion are presented here for re ference only and are not intended to supersede the applicable J85 GE 5 manuals and instructions a Engine Speeds Idle Speed 8 t 2 Military Speed 102 1 2 re rigged for XV 5A Overspeed 104 maximum Steady state b Exhaust Gas Temperatures Starting 900 0 C maximum Idle 400 6000C Military 670 685 C 11 8 35 _R 2 ...

Page 444: ... 20 30 psig Luctuations P NIOTE Extreme cold starting may caus excessive oil pressures Consult applicable engine manuals and instructions for limits Oil Te iqei tturc 3500F 1770C I ximuim VI o 2 P i g F 1 1 9 o i i ximum io 3 j c i 1cnnge BO F 19300 1 ximum e Fuel Flow Starting 200 300 ppIh 350 pph Max imum Idl 400 600 pph 25 pph Fluctuation tMJ lit ry 2000 3000 oph 50 pph Fluctuation 11 8 36 R 2 ...

Page 445: ...ils peaking c Foan Bearing Temperature 350OF Maximum 8 5 3 X 376 Pitch Fan a Speed 108 Maximum St6eady State 110 Maximum at throttle cut back b Hub Vertical Vibs 5 mils steady 10 mils peaking c Fan Bearing Link 350OF Maximum IA Set aircraft fan overspeed warning light to light at maximum steady state speed point 11 8 37 R 2 4ki ...

Page 446: ... 44 t4i1 i i1Thr44 E 4E4 TIR 3 i fW X 4 4 Lf2L T 1 4 5 102 4 trr iTt 4 41 tit IT t Mr L z 17 100 ttK 4 Er LrTJi i 1 i 1I 42 IA 4 1 cn a 98 ___ z _ N 0 41p V Copeso Ine Teprtr I 0 k FIUR 8 PCALBEDVLV CEUEIO V 11 8 I ...

Page 447: ...4 LLt L I L __j 4 c R jrr t 2 j 4 t t r j 27 4 p x i L 1 H 14T 14 I E I XIp 0 1 L I L W L I 3 3 98 99 100rr 10 10 103 10 r0 10 F I W ...

Page 448: ...14 4 4 L J 14 7 L I tjt lK2 cJJ 3 2 0 1 I O_ _J2 J7L_ 44 4J4 I A _ 1 Tl f 4 3 4 i i i 15 10 05 0 05 10 15 A Inner Radius in FIGURE 8 2B A AREA VERSUS A RADIUS FOR TRIM H1 8 40 ...

Page 449: ...4L 1T1i 171 1t Hti Ij Ol I L tifi t IJ L j L Tm J1 tL K1 fl H1 Ttr i h 1 F H 4 HIj 9_ Jh It t I I I 4 j4 Z _ 17 PTIfT L MR R _ 1 Q 7 5 T 4 1 4j _ 875 t f I 711 Eng1 n Speed 8 lRM FIUR 3EG ERU EGIESPE 11 4 ...

Page 450: ... HJ i L 4J TI IKE T r 1 Hj it I 44 LL AH I tH 4 4 t H jH Tji ri 350 rr T 2 7 F 2000 I 95 96 97i 989 1 010 0 717 11 8 4 ...

Page 451: ...0 T__ 2 22 L111 212 2 L Hii a 1 260 2 4 4 44At2 4 1 24001 r r E T 1 2 r r 222 T F P 1 1 i H 2 r __ HI 2200 TML t 1i I 4ri4 00 __4 2 2 1 9 22 J L 4 1 20002 A t 1N6i aied 4422 180022 2 4 i44 Lf 95 96 97 98 9 4100 110 EnieSpe e RM 3000 FIUR 5THUT ERU EGIERP1 11 74 ...

Page 452: ...4 44 T4iIt J jt i U H f14 4rr 8000 JJH H 4Ht 4 44L l I H 4 14 2000 F T Y 7 f 4 1 tf _____ HL4 4r__ _ __ _ __ 0 T__17_7_ H ____r jH f 41 8174 ...

Page 453: ...IL t H 1 Tht r j4 j 4 f aH N4L 7 i 4 4 4 4 0A Ii_ ___ I3U T 4 t 44 44 H F 1 ZT t T TfnA at KIT H 14 t 0 1 4 M 1r 4 I44 205 210 I 02 04 06 InletT Temeaue C FIGUR 4 ATMEAUECRETO VRU NE EPRTR 7 11 8 A ...

Page 454: ... 1L1 1I Ii ij P I f 11t H I r 4 jLA j tjti I hA 4 j tj1u J r4H I I T iii I Li _a_ i 4 ciI I A It iiLS L 4 4L 4 r H H 1 V xL r c _ 4J 0 9 124 1 00 r4 4 Li1 t 41 4 t18 46H ...

Page 455: ...131 T _M 4 I I 7 2 h U27f L fF4 4 _ _ t4ii4m T0 1 1 1 U _M h 4 r11 TI 1 1 T 1 Rih Win FanRP FIGUE 8 FA SCRLL OZZL ARE CHNGESFORBALACIN FA RPM s 14 8Hi ...

Page 456: ...en Closed Open Closed Leading Edge Trailing Edge Scroll Trim Scroll Trim Maximum Area 58 27 sq in 58 27 sq in Minimum Area 45 56 sq in 47 73 sq in Number of Trim Vanes 5 8 Number of Vane Positions 4 4 Approximate Area Variation Coarse one vane open to closed 2 54 sq in 1 32 sq in Fine per vane position 0 85 sq in 0 44 sq in FIGURE 8 9 SCROLL NOZZLE AREA TRIM X353 5B 11 8 48 R 1 ...

Page 457: ... r y t d t Ti i 4 1 94 1 1 7 m i L r is 4i b jf r T tL 4 f f jj H j 93 4 t 4 4 1 2IJI 4 fr 9 7 f 7 1 rl 405 60 0 8090 10 11 Compressor In e Tepeaur Abin Teprtr unde Coniton ofnD igsin 96I FIUE8 O OMLWN A P AAIIYVRU MIN TPRTRFOMAIUGAGEEAOPOE H j 49 ...

Page 458: ...l I T1 ItC 34 yii a H i __ 4 i1 I r ta 14a aH Irg I 108 a 11 i 4 3a 1 1a f Ia 405c07c0 010 1 Copeso Ine eptur Ambient EE Tem1raur Une Codtin o oRenesin FIUE84OJOMLPTHFN P AAIIYVRU MIN TEPEATR FOH4XMMGS EEAO OE II8 5O ...

Page 459: ... 4t T fz 1 r 7 1 L 4 4 L3F 14 i 4 4 2 4L HT t 4t5 r 1 4 t i H 4 j IT _T __ i no T 1 torPet i4 bih IT 1 I fH1 _ L f4iL L I r t L i 4 LL I 4 4 98 100 1021 Engin RP I FIGUE 81 FFETS O EG AN ENGNE PM O FA RP jil1 8 51 ...

Page 460: ...5 Model Specification 2 X376 Pitch Trim Control Fan Specification No 113 b Ground procedures are provided in both the J85 GE 5 Overhaul and Maintenance Manuals and Section VIII of this manual In flight pro ILIcedures for the J85 GE 5 turbojet engine should be obtained directly from The General Electric Company Small Aircraft Engine Department Turbotown Massachusetts c For information on all other ...

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