757 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 2(37)

 (c)  
R2 - P/N B20003-22

 (d)  
LGB1 - P/N B20003-28

 B.
Consumable Materials

 (1)  
A00247 Sealant, Chromate Type - BMS 5-95

 C.
References

 (1)  
06-41-00/201, Fuselage Access Doors and Panels

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

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

 D.
Access

 (1)  
Location Zones
 211 Control Cabin (Left)
 212 Control Cabin (Right)

 (2)  
Access Panels 113AL Flight/Landing Gear/Engine Control Components

 E.
Install Rudder Pedal Assembly (Fig. 401)

 S 494-014
 (1)  
Install rig pin R2 (for the left forward quadrant).

 (2)  
Apply sealant to the outer diameter of the bushing.

 (3)  
Put the inboard rudder pedal in the support structure.

 S 434-017

 (4)  
Install the washer, the bushing, and the support shaft. Move the support shaft from the inboard support side through the center support.

 S 434-018

 (5)  
Install the center support bushing and put the outboard rudder pedal in the support structure.

 S 394-015
 S 824-016
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 ALL  ú ú 01 Page 405 ú Jan 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 434-019
 (6)  Push the support shaft through the outboard rudder pedal. the bushing, washer and nut. Tighten the nut. Install
 S 824-020
 (7)  Do these steps to adjust the rudder pedal position: (a) Turn the pedal adjustment crank clockwise until the jackshaft is in its full forward position. (b) Turn the pedal adjustment crank 3.6 turns counterclockwise. Put the crank in its nearest detent position. (c) Install rig pin R1A or R1B into the applicable rudder pedal arms through the rudder pedal housing.
 S 824-021
 (8)  Do these steps to adjust the rudder pedal pushrods: (a) Loosen the jam nuts on the pushrods. (b) Turn the pushrods until they can be attached to the pedal arms. (c) Make sure you can see the rod end threads through the control rod inspection holes after the adjustment is done. Make sure that the threads show in at least one-half of the hole.
 (d) (e) (f) (g)  Tighten the jam nuts on the rod ends.Install the bolt, washer, and nut. Tighten the nut.Torque the nut to 110-150 inch-pounds (12.4-16.9 newton-meters).AIRPLANES WITH BOLTS AND NUTS THAT REQUIRE COTTER PINS; Install the cotter pin on the nut.
 S 094-022
 (9)  Remove rig pin R1A or R1B from the pedal arms and rig pin R2 from the rudder forward quadrant.
 S 434-023

 (10)
 Install the side panels for the rudder pedal cover.

 S 824-024

 (11)
 Connect the brake pushrods to the bottom arm of the bellcrank.  Make sure that rig pin LGB1 can be easily installed. If it can not be installed, adjust the push rod.

 S 094-025

 (12)
 Remove rig pin LGB1.

 S 434-026

 (13)
 Install the aft channel clips.

 S 434-027

 (14)
 Install the rudder pedal housing cover.

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 27-21-02
 ALL  ú ú 01 Page 406 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 224-028
 (15) Make sure that the rudder pedals move smoothly through their full travel range.
 S 864-001
 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES WHEN
_______ HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
 (16)
 Supply pressure to the left, right, and center hydraulic systems (Ref 29-11-00).

 S 864-029