(22) Install the radial drive shaft in the fan frame strut at the 6 o'clock position with the PULLER RADIAL DRIVE SHAFT (856A2727G01).
Subtask 72-63-00-420-064
C. Installation of the Accessory Gearbox Assembly CAUTION : USE 2 WRENCHES TO REMOVE OR INSTALL THE TUBE COUPLING NUTS.
_______ ONE WRENCH TO HOLD THE UNION AND ONE TO LOOSEN OR TIGHTEN THE COUPLING NUT. THIS WILL PREVENT DAMAGE TO THE HARDWARE.
(1) Before their installation, make sure that the gaskets are serviceable, lubricate the gaskets and nipples with engine oil (Material No. CP2442) and lubricate the threads of bolts with graphite grease (Material No. CP2101), unless specified.
(2) Remove blanking plugs and caps from the free ends of items before installation.
(3) Install the PROTECTOR - MOUNTING PIN (856A2537G01) on the mounting pins (665), (700), (720).
NOTE : Do not lubricate the mounting pins.
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(4) Put the accessory gearbox assembly in position under the engine.
(5) Install the accessory gearbox assembly on the engine as follows: CAUTION : TAKE CARE NOT TO DAMAGE THE HARNESSES AND TUBES LEFT IN
_______
PLACE ON THE ENGINE.
(a) Lift the hoist platform while you engage the radial drive shaft in the TGB.
(b) Secure the accessory gearbox on the engine with the mounting pins (665), (700), (720).
(c) Remove the PROTECTOR - MOUNTING PIN (856A2537G01) from the mounting pins (665), (700), (720).
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(d) Install the washers (695), (715), (735) and nuts (690), (705), (730).
(e) TORQUE the nuts (690), (705) to between 840 and 930 lbf.in (9.49 and 10.50 m.daN).
(f) TORQUE the nut (730) to between 420 and 470 lbf.in (4.74 and 5.31 m.daN).
(g) Safety with new cotter pin (700), cotter pin (725) and cotter pin (740).
(6) Remove the FIXTURE SUPPORT - AGB (856A2754G01) and FIXTURE, SUPPORT -TGB R/I (856A2719G02) assembly as follows:
(a) Remove the lockpins which attach the fork and tenon to the AGB.
(b) Remove the lockpin which attaches the rear yoke to the TGB rear mount.
(c) Remove the clamp from the AGB rear mount.
(d) Lower the hoist platform, and remove from the engine.
(7) Installation of the TGB External Parts
(a) Install the parts which attach the TGB external parts as follows:
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INSTALL ON NOTE ------------------------------------------------------------------------------Brackets (260), Bracket (520) On the AGB/TGB
(535) interface, left-hand Bolts (570) side Nuts (575)
Gasket (375) TGB left-hand side
TGB oil scavenge
hose (385)
Bolts (380)
Bolts (625) Bracket (630) On the TGB left-hand side
Bolts (640) Brackets (645) and On the TGB right-hand Nuts (635) (505) side. Bracket (645) is attached to the
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------------------------------------------------------------------------------INSTALL ON NOTE ------------------------------------------------------------------------------electrical harnesses
Washers (650) Bracket (645) On the TGB right-Bolts (655) hand side
Bolts (665) Brackets (660), (670) On the TGB right-hand side, with the electrical harnesses
Clamp (580) HJ7 harness on On the AGB/TGB Bolt (585) bracket (260) interface, left-hand side
Clamp (595) HJ7 harness on On the horizontal Bolt (590) bracket (345) drive shaft housing keft-hand side
Clamp (600) HJ8 harness on On the AGB/TGB Bolt (605) bracket (535) interface, left-hand side
Clamp (565) HJ8 harness on On the horizontal Bolt (610) bracket (345) drive shaft housing left-hand side
(b) TORQUE the nuts (635) and bolts (380), (585), (590), (605), (610) to between 47 and 53 lbf.in (0.53 and 0.59 m.daN).
(c) TORQUE the nuts (575) and bolts (625), (655), (665) to between 98 and 110 lbf.in (1.10 and 1.24 m.daN).
(d) Connect the TGB oil supply tubes (230) to the TGB left-hand side and to the AGB rear face. Tighten the connecting nuts by hand.
(8) Installation of the Rear Sump Oil Tubes
(a) Connect the rear sump oil scavenge tube (270) to the tube bundle by hand.
(b) Connect the rear sump oil supply tube (305) to the AGB and to the tube bundle by hand. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM ENGINE 发动机 2(143)
