S 022-010
(5)
Remove the aft quadrant assembly from its brackets.
G.
Remove the Feel, Centering, and Trim Mechanism From the Aft Quadrant Assembly (Fig. 202)
S 032-011
(1)
Loosen the two eyebolt nuts until there is no tension in the springs.
S 032-012
(2)
Remove these components:
(a)
The bolt assembly that connects the spring arm assembly to the torque tube cam
(b)
The two feel and centering springs
(c)
The bolt assembly that connects the spring arm assembly to the trim actuator.
NOSE GEAR TOWING LEVER LOCKPIN
TOWING LEVER
(IN TOW
POSITION)
TOWING
LEVER
SEE A
TOWING LEVER
A
Nose Gear Steering Isolation
Figure 204
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A
757 MAINTENANCE MANUAL
S 022-013
(3)
Remove the feel, centering, and trim mechanism from the aft quadrant assembly.
H.
Remove the Rudder Trim Actuator (Fig. 201)
S 032-014
(1)
Disconnect the electrical connector from the trim actuator.
S 032-015
(2)
Remove these components:
(a)
The nuts and washer from the bolt assembly that connects the actuator to the spring arm assembly
(b)
The bottom bolt assembly
(c)
The nuts and washer from the bolt assembly that connects the actuator to the support bracket
(d)
The top bolt assembly.
S 022-016
(3)
Remove the trim actuator.
I.
Remove the Roller Bearing From the Cam Roller Arm Assembly (Fig. 202)
S 022-057
(1)
Remove the nuts and washers that attach the two feel and centering springs to the arm assembly.
S 022-053
(2)
Remove the bolt, nuts, and washers that attach the roller bearing to the cam roller arm assembly.
S 022-054
(3)
Remove the roller bearing.
TASK 27-21-06-422-017
3. Aft Quadrant and Components - Installation__________________________________________
A. General
(1) This task contains these four procedures:
-
Install the Aft Quadrant Assembly
-
Install the Feel, Centering, and Trim Mechanism on the Aft Quadrant Assembly
-
Install the Rudder Trim Actuator
-
Install the Roller Bearing to the Cam Roller Arm Assembly.
Because this task contains four procedures, only the applicable groups of steps must be done.
To start one of these procedures, do the group of steps that is necessary to install the component. Then, do the "Feel, Centering, and Trim Mechanism - Test" and the "Put the Airplane Back to Its Usual Condition" groups of steps.
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A
757
MAINTENANCE MANUAL
B. Equipment
(1)
Rig Pins from Set B20003-XX (Ref 20-10-24)
(a)
R2 - P/N B20003-22
(b)
R3 - P/N B20003-16
(2)
Force gage, Commercially Available
(3)
Cable Tensiometer, Commercially Available
C.
Consumable Materials
(1)
C00308 Compound, Corrosion Preventive -MIL-C-11796, Class 3
D.
References
(1)
06-42-00/201, Empennage Access Doors and Panels
(2)
24-22-00/201, Electrical Power - Control
(3)
27-21-00/501, Rudder and Rudder Trim Control System
(4) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 2(48)
