757 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 2(46)

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 1.  General_______
 A.  This procedure contains the removal and installation procedures for the aft rudder control quadrant and its components.
 TASK 27-21-06-022-001
 2.  Aft Quadrant and Components - Removal_____________________________________
 A.  General
 (1)  This task contains these four procedures:
 -
Remove the Aft Quadrant Assembly

 -
Remove the Feel, Centering, and Trim mechanism from the Aft Quadrant Assembly

 -
Remove the Rudder Trim Actuator

 -
Remove the Roller Bearing from the Cam Roller Arm Assembly

 Because this task contains four procedures, only the applicable group of steps must be done.
 To start one of these procedures, do the "Prepare for Removal" group of steps. Then, do the group of steps that is necessary to remove the component.
 B.  Equipment
 (1)  
Nose Gear Towing Lever Lockpin - A09003-1

 C.  
References

 (1)  
06-42-00/201, Empennage Access Doors and Panels

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

 (3)  
27-00-01/201, Flight Control Cables

 D.  
Access

 (1)  
Location Zones 311 Area Aft of Pressure Bulkhead to BS 1787.45 (Left) 324 Vertical Stabilizer - Rear Spar to Trailing Edge

 (2)  
Access Panels
 311AL Control Cables
 324AL Body to Fin Seal
 324CL Rudder Hinge and PCAs

 E.  
Prepare for Removal

 (1)  
Supply electrical power (Ref 24-22-00).

 S 862-003

 (2)  
Move the FLT CONTROL SHUTOFF switches L, C, and R on the right side panel, P61, to OFF. Attach DO-NOT-OPERATE tags and make sure the switch position lights come ON.

 S 862-002
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-21-06
 ALL  ú ú 01 Page 201 ú Mar 20/95
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

AFT QUADRANT, FEEL, 
CENTERING, AND TRIM 
INSTALLATION 
SEE  A 
BOLT 
BUSHING 
WASHER 
NUT 

CABLE RA
RIG PIN HOLE R3
BOLT ASSEMBLY SEE C CABLE RB AFT QUADRANT
CONTROL RODS TO RATIO CHANGER
BOLT BUSHING WASHER NUT
CONNECTION POINT
B
RUDDER TRIM ACTUATOR
SEE E
CONNECTION POINT
SEE B
TORQUE TUBE
BOLT ASSEMBLY
SEE D
BOLT BUSHING WASHER NUT (3 LOCATIONS)
CONTROL ROD FROM AUTOPILOT (3 LOCATIONS)
FEEL, CENTERING AND TRIM MECHANISM
AFT QUADRANT, FEEL, CENTERING, AND TRIM INSTALLATION
A
Aft Quadrant Assembly

Figure 201 (Sheet 1)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-21-06
 ALL  ú ú 01 Page 202 ú Jun 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

TORQUE TUBE
BOLT  BUSHING 
ASSEMBLY  OUTER NUT 
BOLT ASSEMBLY 
SEE  F

WASHER INNER NUT
SUPPORT BRACKET
BOLT ASSEMBLY
C
TORQUE TUBE
BOLT ASSEMBLY OUTER NUT BOLT
ASSEMBLY SEE G
INNER NUT
BUSHING WASHER
SUPPORT BRACKET RUDDER TRIM ACTUATOR BOLT ASSEMBLY
E D RUDDER TRIM ACTUATOR
RUDDER TRIM ACTUATOR
WASHER INNER NUT INNER NUT
BOLT ASSEMBLY
BOLT
OUTER NUT ASSEMBLY OUTER NUTSUPPORT BRACKET
SPRING ARM ASSEMBLYBUSHINGSUPPORT BRACKET
BOLT ASSEMBLY  BOLT ASSEMBLY
GF
Aft Quadrant Assembly Figure 201 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-21-06
 ALL  ú ú 01 Page 203 ú Jun 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
　
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