S 034-010

 (5)  
Remove the drum and link assembly for nose wheel steering from the bracket that holds the lower pulley (AMM 32-51-06/401).

 S 034-011

 (6)  
Remove the fastener that holds the bracket to the attach pin location on the lower drag strut for the nose landing gear (View A-A). Keep the sleeve shims and washer for installation.

 S 034-012

 (7)  
Remove the two fasteners that hold the hydraulic lines to the bracket channel.

 S 034-013

 (8)  
Remove the four fasteners that hold the bracket for the lower pulley to the shock strut.

 S 024-014

 (9)  
Remove the bracket.

 TASK 32-51-13-404-002
 3. Install the Bracket for the Lower Pulley
________________________________________
 A. Equipment
 (1)  
Towing Lever Lockpin - A09003-1

 B.
Consumable Materials

 (1)  
A00247 Sealant - BMS 5-95, Type 1, Class B-1/2

 C.
References

 (1)  
AMM 32-00-05/201, Landing Gear Control Cables

 (2)  
AMM 32-51-00/501, Nose Landing Gear Steering System

 (3)  
AMM 32-51-06/401, Nose Landing Gear Control Drum and Link

 (4)  
AMM 32-51-08/401, Nose Landing Gear Spring Cartridge

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757 MAINTENANCE MANUAL
 (5)
AMM 33-42-04/401, Nose Gear Landing and Runway Turnoff Lights

 D.
Access

 (1)  
Location Zone
 711 Nose Landing Gear (NLG)

 E.
Procedure

 S 424-015
 (1)  
Put the bracket in its position at the attach points on the shock strut for the nose landing gear.

 S 394-016

 (2)
Fay seal the bracket at the attach points on the shock strut.

 S 434-017

 (3)  
Use the four fasteners to install the bracket. Install the fasteners wet with sealant.

 S 434-018

 (4)  
Install the fastener, sleeve, shims and washers (View A-A) which hold the bracket to the attach pin location on the lower drag strut for the nose landing gear.

 S 434-019

 (5)  
Use the two fasteners to install the bracket that holds the hydraulic tube to the support channel.

 S 434-020

 (6)
Install the drum and link assembly for the nose wheel steering to the bracket that holds the lower pulley (AMM 32-51-06/401).

 S 434-021

 (7)  
Connect the spring cartridge to the drum and link assembly
 (AMM 32-51-08/401).

 S 414-022

 (8)  
Install the panel(s) for the landing and runway turnoff lights, P62/P63 (AMM 33-42-04/401).

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757 MAINTENANCE MANUAL
 S 434-023
 (9)  
Put the cables for the nose wheel steering through the applicable pulleys (AMM 32-00-05/201).

 S 434-024

 (10)
 Connect the cables loosely at the cable splice in the fuselage (AMM 32-00-05/201).

 S 434-025

 (11)
 Tighten the cables to get the correct tension (AMM 32-51-00/501).

 S 714-026

 (12)
 Do a test of the nose wheel steering for the correct operation (AMM 32-51-00/501).

 F.
Put the Airplane Back to Its Initial Condition

 S 434-027
 (1)  
Make sure the torsion links for the nose wheel steering are connected.

 S 094-028

 (2)  
Remove the towing lever lockpin.

 (3)  
Make sure the towing lever moves to the NORMAL position.

 S 864-029
 

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757 MAINTENANCE MANUAL
 NOSE WHEEL STEERING UPPER PULLEY SUPPORT BRACKET - REMOVAL/INSTALLATION
_______________________________________________________________________
 1.  General_______
 A.  This procedure contains two tasks. The first task removes the bracket for the top pulley of the nose wheel steering. The second task installs the bracket.
 B.  The bracket for the top pulley of the nose wheel steering is installed at the top of the shock strut for the nose landing gear.
 TASK 32-51-14-004-001
　
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 起落架 CHAPTER 32 - LANDING GEAR 3(137)