(a)  
Tighten the nut to 50-75 pound-inches.

 (b)  
Apply a layer of sealant around the nut.

 (6)  
Loosen the locknut and extend the door link to its maximum length.

 S 624-015

 (7)  
Apply a layer of BMS 3-24 grease to the locknut and threads on the door link.

 S 164-012
 S 034-014
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 29-21-09
 ALL  ú ú 01 Page 405 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL

 (8)  S 624-016Apply a layer of MIL-G-23827 grease on the bushings for the door link.
 (9)  S 434-017Install the bolt, washers, bushings, and nut to attach the door link to the compartment door.
 S 864-018

 (10)
 Retract the RAT (AMM 29-21-00/201).

 S 214-019

 (11)
 Do a check to make sure the forward edge of the compartment door and airplane body align correctly.

 S 824-020

 (12)
 Do the steps that follow until the forward edge of the compartment door aligns with the airplane body:

 (a)  
Extend the RAT (AMM 29-21-00/201).

 (b)  
Decrease the length of the door link a small distance.

 (c)  
Retract the RAT (AMM 29-21-00/201).

 (d)  
Do a check to make sure the forward edge of the compartment door and the airplane body align correctly.

 S 824-021
 (13) When the forward edge of the compartment door aligns correctly, decrease the length of the door link seven half-turns.
 NOTE: This will put a preload on the compartment door.
____
 S 824-022
 (14) Move the end fittings of the door link to 45 degrees of one another (as they are seen from the end of the door link) and tighten the locknut as follows:
 (a)  Tighten the locknut to 290-510 pound-inches.
 S 434-028
 (15)
 Put a lockwire on the locknut.

 S 434-023

 (16)
 Tighten the nut that attaches the door link to the compartment door to 630-1070 pound inches.

 (17)
 Retract the RAT (AMM 29-21-00/201).

 S 214-025

 (18)
 Make sure the RAT UNLOCKED light on the overhead panel, P5, is on while you retract the RAT.

 S 864-024
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 29-21-09
 ALL  ú ú 01 Page 406 ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 214-026
 (19) Make sure the RAT UNLOCKED light on the P5 panel is off with the conditions that follow:
 (a)
The RAT is fully retracted

 (b)
The RAT ground manual switch is in the neutral position.

 S 824-027
 (20) If the RAT UNLOCKED light stays on, do the adjustment for the RAT limit switch (AMM 29-21-17/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
　
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 液壓 CHAPTER 29 - HYDRAULIC POWER 2(86)