(a)
The bus rod
(b)
The ALCS control rod
(c)
Body cables A2A and A2B and wing cables A2A and A2B and tag them for identification.
NOTE: You can find the turnbuckles for body cables A2A and A2B
____ behind the ceiling lining that is adjacent to the forward cargo door. Refer to 25-50-01/401 for the applicable removal procedure.
You can find the turnbuckles for wing cables A2A and A2B near the lateral control override mechanism.
S 034-045
(2)
Remove these components:
(a)
The bolts that connnect the forward support bracket to the airplane structure (4 locations).
(b)
The nut and washer that holds the mechanism to its aft bracket.
S 024-012
(3) Remove the lateral control override mechanism.
TASK 27-11-16-424-013
3. Lateral Control Override Mechanism - Installation (Fig. 401)_________________________________________________
A. Equipment
(1)
Rig Pins from Set B20003-XX (Ref 20-10-24/201):
(a)
A1 - P/N B20003-27
(b)
A2 - P/N B20003-25
(c)
A4 - P/N B20003-23
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27-11-16
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
(2)
Cable Tensiometer - Commercially Available
(3)
Control Wheel Rigging Beam - B27049-1
B.
Consumable Materials
(1)
C00259 Primer - BMS 10-11
C.
References
(1)
06-44-00/201, Wing Access Doors and Panels
(2)
20-10-24/201, Rig Pins
(3)
22-13-03/401, Autopilot Lateral Control Servo
(4)
24-22-00/201, Electrical Power - Control
(5)
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(6)
32-00-15/201, Landing Gear Door Locks
D.
Access
(1)
Location Zones
730 Left Main Landing Gear and Doors
740 Right Main Landing Gear and Doors
668 Aileron
(2)
Access Panel
661AB Aileron Quadrant and Override Mechanism
E.
Lateral Control Override Mechanism - Installation
S 374-052
(1)
Apply primer to the surface of the aft bearing that mates with the bracket.
S 864-053
(2)
While the primer is wet, put the lateral control override mechanism in its correct position in the right wheel well.
S 434-016
(3)
Install the bolts that connect the forward support bracket to the airplane (4 locations).
(4)
Make sure the cam roller is in its center detent.
S 214-054
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ALL ú ú 01 Page 406 ú Sep 20/91
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A
757
MAINTENANCE MANUAL
S 214-055
(5) Make sure that the length of the override springs is 5.10 inches
(12.95 cm).
S 824-046
(6)
Do these steps if the length of the springs is not correct:
(a)
Loosen the bottom nut and adjust the spring to a length of
5.10 inches (12.95 cm).
(b)
Tighten the nuts.
(c)
Do the procedure again for the other spring.
S 494-062
(7)
Install these rig pins (Fig. 402):
(a)
A2 (in the override mechanism)
(b)
A1 (in the feel, centering, and trim mechanism)
(c)
A4 (in the aileron quadrant and override mechanism)
S 214-057
(8)
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