(2)
Rig Pins from Set B20003-XX (Ref 20-10-24/201):
(a)
A1 - P/N B20003-27
(b)
A2 - P/N B20003-25
(3)
Cable Tensiometer, Commercially Available
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ALL ú ú 08 Page 206 ú May 20/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
C. Consumable Materials
(1)
C00174 Finish, MIL-C-16173 - Grade 2
D.
References
(1)
AMM 06-41-00/201, Fuselage Access Doors and Panels
(2)
AMM 20-10-24/201, Rig Pins
(3)
AMM 22-13-05/401, Aileron Control Force Transducer
(4)
AMM 24-22-00/201, Electrical Power - Control
(5)
AMM 27-21-05/401, Rudder Jackshaft and Forward Quadrant
(6)
AMM 27-61-04/401, Spoiler RVDT Unit
(7)
AMM 32-00-15/201, Landing Gear Door Locks
E.
Access
(1)
Location Zone
113 Area Forward of NLG Wheel Well
(2)
Access Panel
113AL Flight/Landing Gear/Engine Control Components
F.
Install Aileron Control Drum (Fig. 201)
S 432-059
(1)
ON GUN 001-010; install the aileron control force transducer on the drum assembly (AMM 22-13-05/401).
S 822-021
(2)
Lift the drum assembly into position. Make sure that the fork assembly is engaged around the control column plate.
S 432-022
(3)
Do these steps to connect the drum assembly to the aft support structure:
(a)
Temporarily install the forward bolts that attach the drum assembly to the floor beams. Make sure that the clearance between the floor beams and the drum assembly is equal for each of the six bolts (use a tolerance of |0.01 inch (0.25 mm)).
(b)
Use shims to adjust the clearance to the value found in the above step.
(c)
Remove the bolts and install the shims. Install the bolts, washers, and nuts (6 locations).
(d)
Install the bolts, washers, and nuts that hold the drum assembly to the bearing reduction plate (3 locations).
(e)
Install the bolt, washer, and nut (5 locations).
(f)
Install the bolt, washer, and nut (2 locations).
S 432-023
(4)
Do these steps to install the bus force limiter:
(a)
Install the control wheel rigging beam.
(b)
Loosen the jam nut and adjust the bus force limiter until the bolts can be easily installed.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
(c) (d) (e) (f) Install the bolt, bushing, washer, and nut that connects the bus force limiter to the drum assembly. Tighten the nut (2 locations).Apply the finish to the rod end threads. Make sure that the threads show in at least one-half of the inspection hole.Tighten the jam nut and lockwire.Remove the control wheel rigging beam.
(5) S 492-024Install this rig pin:
NOTE:____ The aileron trim system must be in its center position for the rig pin to be easily installed.
(a) (b) A1 (for the lateral feel, centering, and trim mechanism) if the captain's control drum will be removed.A2 (for the lateral control override mechanism) if the first officer's control drum will be removed.
(6) S 492-025Install the rigging beam across the bottom surfaces of the control wheels.
(7) S 432-053Connect cables A1A and A1B or A2A and A2B.
(8) S 092-026Remove rig pin A1 or A2.
(9) S 822-027Do these steps if new control cables have been installed: (a) Tighten the cables to two times the value shown in Table 1. (b) Remove the rigging beam from the control wheels. (c) Cycle the control wheel 20 times through its full travel range. (d) Install the rigging beam.
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