(2)
Access Panels
561AB (Left Wing)
561BB (Left Wing)
661AB (Right Wing)
661BB (Right Wing)
E.
Install the aileron quadrant and override mechanism (Fig. 401).
S 824-012
(1)
Align the support bracket with the hinge-rib attach-points.
(a)
Install and tighten the bolts, washers, retainers, and nuts (4 locations).
S 824-013
(2)
Turn the quadrant until rig pin A3 (left) or A4 (right) can be easily installed.
S 434-014
(3)
Connect the control rod to the mechanism.
S 434-015
(4)
Install the rig pin that follows:
NOTE: The aileron trim system must be centered for the rig pin
____ to be easily installed. The trim switches are located on the aft electronic-control-panel, P8.
(a)
A1 (lateral feel, centering, and trim mechanism) if the left aileron quadrant and override mechanism is to be installed (View B).
(b)
A2 (lateral-control override-mechanism) if the right aileron quadrant and override mechanism is to be installed (View C).
S 434-016
(5)
Connect wing cables A1A and A1B (left) or A2A and A2B (right) to the mechanism.
S 034-017
(6)
Remove rig pins A1 and A3 (Left) or A2 and A4 (Right).
NOTE: The two steps that follow are necessary only if new cables
____
have been installed.
S 834-018
(7)
Tighten the cables to two times the value shown in Table 1.
(8)
Cycle the control wheel 20 times to its maximum travel limits.
S 864-019
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MAINTENANCE MANUAL
S 834-020
(9) Adjust the cables to the value shown in Table 1.
NOTE: The airplane temperature must be stable (|5°F) along the
____ cable and have been stable for at least 1 hour.
~...................................... | Table 1 | | Aileron Cable Rigging Loads | ........................................
| | WING CABLES |
| TEMP °F | A1A, A1B, A2A, A2B |
| |5° | |10 LBS |
........................................ | 110 | 98 | ........................................ | 90 | 89 | ........................................ | 80 | 84 | ........................................ | 70 | 80 | ........................................ | 60 | 76 | ........................................ | 50 | 72 | ........................................ | 40 | 68 | ........................................ | 30 | 64 | ........................................ | 10 | 55 | ........................................ | -10 | 47 | ........................................ | -30 | 39 | ........................................ | -40 | 33 | 2.............…........................1
S 834-021
(10)
Cycle the cables through one full-travel cycle. Make sure that the tension is correct, and do a check as follows:
(a)
Make sure that rig pins A1 (feel, centering, and trim mechanism) and A3 (left aileron-quadrant and override mechanism) or A2 (lateral-control override mechanism) and A4 (right aileron-quadrant and override mechanism) can be easily installed and removed.
(b)
Make sure that no more than two threads show at the turnbuckles.
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757 MAINTENANCE MANUAL
(c)
Make sure that no fairleads, rub-strips, or grommets touch the cables.
(d)
Make sure that the pulleys turn freely.
