S 494-009

 (8)  
Do the steps that follow to install the door hold-open tool (31) (Fig. 402).

 (a)  
Put the tool rod end between the flanges (18) on the upper actuator fitting.

 (b)  
Put the pin (18) through the flanges (18) on the actuator fitting and the tool rod end.

 (c)  
Put the forward doors in position so you can put the tool rod end between the bell crank flanges (21).

 (d)  
Put the pin (32) through the bellcrank flanges (21) and the tool rod end.

 TASK 32-34-03-404-010
 3.  Install the Door Actuator for the Nose Landing Gear (Fig. 401)___________________________________________________
 A. Equipment
 (1)  Door Hold-Open Strut, NLG - B32009-1
 

 32-34-03
 ALL  ú ú 01 Page 405 ú Jun 20/90
 
A

757
MAINTENANCE MANUAL

 (2)
Crowfoot Wrench, F70312-51

 B.
Consumable Materials

 (1)
D00153 Fluid, Hydraulic - BMS 3-11, Type IV

 C.
Parts

 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT |FIG | ITEM | ................................................................................ | 401 | 11 | Pin | 32-34-03 | 01 | 5 | | | 12 | Bolt | | | 20 | | | 13 | Bushing | | | 40 | | | 14 | Door Actuator Assembly | | | 60 | | | 15 | Washer | | | 25 | | | 16 | Washer | | | 30 | | | 17 | Nut | | | 35 | | | 19 | Nut | | | 15 | | | 20 | Washer | | | 10 | | | 28 | Pin | | | 50 | | | 29 | Collar | | | 55 | | | 22 | Nut | | | 35 | | | 23 | Washer | | | 30 | | | 24 | Washer | | | 25 | | | 26 | Bushing | | | 40 | | | 27 | Bolt | | | 47 | 2......…........…...................................…...........…....….........1
 D. References
 (1)
AMM 12-12-01/301, Hydraulic Systems

 (2)
AMM 24-22-00/201, Electrical Power - Control

 (3)
AMM 29-11-00/201, Pressurize/Depressurize Main Hydraulic System

 (4)
AMM 32-00-15/201, Landing Gear Door Locks

 (5)
AMM 32-22-00/501, Nose Gear Doors

 (6)
AMM 32-35-00/501, Landing Gear Alternate Extension

 E.
Access

 (1)  
Location Zones
 115 Nose Landing Gear Wheel Well (Left)
 116 Nose Landing Gear Wheel Well (Right)

 F.
Procedure to Install the Actuator

 (1)
Fill the actuator (4) with hydraulic fluid.

 (2)
Install caps on the hydraulic fittings (3, 6).

 S 614-011
 S 494-012
 

 32-34-03
 ALL  ú
 ú  01  Page 406
 ú  May 28/01 

 
A

757
MAINTENANCE MANUAL

 S 094-013
 (3)  Do the steps that follow to remove the door hold-open tool (31):
 (a) While you hold the door in the open position, remove
 the pin (32) that connects the tool rod end to the bellcrank
 flanges (21).
 (b) Remove the pin (30) that connects the tool rod end to the
 actuator fitting flange (18). Remove the tool (30) from the
 airplane.
 S 434-014
 (4)  Install the bushing (13) in the actuator fitting (18).
 S 434-015
 (5)  Do the steps that follow to connect the actuator head (14) to the
 fitting flange (18):
 (a) Align the slot in the bolt (12) with the alignment pin (11).
 (b) Install (in sequence) the bolt (12), fitting (18), washer (15),
 actuator (14), washer (15), fitting (18), washer (16), and nut
 (17).
 (c) Tighten the nut (17). Use a torque wrench and crowfoot wrench
 to make sure the run-on torque is not less than 90
 pound-inches. Tighten the nut to final torque of 1650 |350
 pound-inches.
 S 434-016
 (6)  Install the bushing (26) in the bellcrank flange (21).
 S 434-017
 (7)  Do the steps that follow to connect the rod end fitting (25) of the
 actuator to the bellcrank flange (21).
 (a) Align the slot in the bolt (27) with the alignment pin (28).
 (b) Install (in sequence) the bolt (27), flange (21), washer (24),
 actuator fitting (25), washer (24), flange (21), washer (23),
 and nut (22).

 32-34-03
 ALL  ú ú 01 Page 407 ú May 28/01
 
A
757
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：757 AMM 飛機維護手冊 起落架 CHAPTER 32 - LANDING GEAR 2(84)