(5)
 Install the ring (22). Align the rigging holes.

 (6)
 Install the bush (50), the bolt (20), the washers (21) and (49) with the nut (48). TORQUE the nut (48) to between 1.7 and 2 m.daN (12.53 and 14.74 lbf.ft) and safety it with a new cotter pin (47).

 (7)
 Remove the nut (28) and the washer (29).

 (8)
 Make sure that the washer (30) is in position.

 (9)
 Install the end of the downlock release actuator (24), the washer

 (29) and the nut (28). TORQUE the nut (28) to between 2.5 and 3 m.daN
 (18.43 and 22.12 lbf.ft) and safety it with a new cotter pin (27).
 (10)
 Remove the blanking plugs and connect the hydraulic lines (25) and (26).

 (11)
 TORQUE the hydraulic lines (25) and (26) to between 1.52 and 2.14 m.daN (11.20 and 15.78 lbf.ft).

 Subtask 32-21-11-420-060
 G. Connection of the Lock Spring
 (1)
 Remove the nuts (38) and (43) and the washers (42) and (39).

 (2)
 Make sure that the pin (34) and the bushes (33) and (35) are in the correct position.

 (3)
 Put the lock springs (40) and (41) in position. Install the washers

 (39)
 and (42) and the nuts (38) and (43). TORQUE the nuts (38) and

 (43)
 to between 0.8 and 0.95 m.daN (70.79 and 84.07 lbf.in) and safety them with the new cotter pins (37) and the cotter pins (44).

 NOTE : Stop the pin (34) movement with a wrench in position on the
____
 pin flats.

 (4) Remove the TENSIONING FIXTURE (M21929).
 1EFF : ALL 1 32-21-11Page 426 1 1 Aug 01/05R 1 1 1CES 1

 Subtask 32-21-11-420-058
 H. End of the Installation
 (1)
 Install the towing fitting (Ref. TASK 32-21-41-400-001).

 (2)
 Install the swivel selector valve (Ref. TASK 32-51-15-400-001).

 (3)
 Install the NLG aft doors (Ref. TASK 32-22-13-400-001).

 (4)
 Install the leg door assy (Ref. TASK 32-22-15-400-001).

 (5)
 Install the NLG wheels 2659GM, 2660GM (Ref. TASK 32-41-12-400-001).

 (6)
 Install the runway turnoff light (Ref. TASK 33-43-11-400-001).

 (7)
 Install the take-off light 7LR (Ref. TASK 33-46-11-400-001).

 (8)
 Install the taxi light 8LR (Ref. TASK 33-46-12-400-001).

 (9)
 Remove the blanking plugs and install the hydraulic lines (6) and (7).

 (10)
 TORQUE the hydraulic lines (6) and (7) to between 2.42 and 3.16 m.daN

 (17.84 and 23.30 lbf.ft).

 (11)
 Remove the blanking caps and connect the electrical connectors (1) and (2).

 (12)
 Put the bundles and install the clamp (3). Install the washers (4) and the nuts (5). Tighten the nuts (5).

 Subtask 32-21-11-914-051
 J. Sealant Applications
 (1) Apply a layer of SEALANTS (Material No. 09-001) in zones E. Subtask 32-21-11-865-060
 K. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GA, 2GA, 52GA, 1GG, 2GG, 3GG, 4GG, 1GV
 1EFF : ALL 1 32-21-11Page 427 1 1 Aug 01/05R 1 1 1CES 1

 Subtask 32-21-11-869-056
 L. After you close the LGCIU circuit breakers, put the aircraft back to the correct (ground) condition (Ref. TASK 32-00-00-860-002).
 Subtask 32-21-11-941-059
 M. Preparation for the Test
 (1)
 Fill the nose gear shock absorber (Ref. TASK 12-12-32-611-005).

 (2)
 Fill the NLG shock absorber with nitrogen (Ref. TASK 12-14-32-614-004).

 (3)
 Lubricate the nose landing gear (Ref. TASK 12-22-32-640-002).

 (4)
 Remove the container.

 (5)
 Remove the access platform(s). Subtask 32-21-11-410-051

 N. Close Access

 (1)
 Close the NLG forward doors (Ref. TASK 32-22-00-410-001). Subtask 32-21-11-720-051

 P. Functional Test
 (1)
 Do a functional test of the normal extension and retraction of the nose landing gear (Ref. TASK 32-31-00-720-003).

 (2)
 Do a functional test of the NLG free fall extension (Ref. TASK 32-33-00-720-001).

 (3)
 Do a functional test of the nose wheel steering (Ref. TASK 32-51-00-720-003).

 1EFF : ALL 1 32-21-11Page 428 1 1 Aug 01/05R 1 1 1CES 1

 5. Close-up
________ Subtask 32-21-11-860-051
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM LANDING GEAR 起落架3(77)