moves down.
(c)
At the same time, operate the aileron trim switches in the right wing down direction until the control wheels are back in the neutral position (zero trim position).
(d)
Operate the aileron control wheel through full travel in each direction from the neutral position. 1) Make sure the aileron can move smoothly through the full
range of travel.
S 864-035
(20)
Do this task to depressurize hydraulic systems A and B: "Aileron Hydraulic Systems A and B Depressurization" (AMM 27-11-00/201).
S 864-036
(21)
Do this task to do a check on the aileron/balance tab mismatch and on the movement of the balance tab: "System Test - Aileron and Aileron Trim Control System" (AMM 27-11-00/501).
S 824-038
(22)
Do this task to find and correct flight control forces that are not symmetrical: "Aileron and Aileron Trim Control System Adjustment" (AMM 27-11-00/501).
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A
737-300/400/500MAINTENANCE MANUAL
AILERONS - INSPECTION/CHECK
___________________________
1. General_______
A. This procedure contains the task to do the inspection of the ailerons.
B. The procedure does not include instructions for access, removal, or replacement of the component after inspection of the worn areas. Refer to the Ailerons - Removal/Installation for instructions to do these tasks.
TASK 27-11-11-206-001
2. Aileron Inspection/Check________________________
A. References
(1)
27-11-11/401, Ailerons
B.
Access
(1)
Location Zones 306/406 Wing Trailing Edge, Aileron and Control Tab
C.
Procedure
S 026-003
(1)
Do this task: "Aileron Removal" (Ref 27-11-11/401).
S 226-004
(2)
Do a check of the aileron (Fig. 601):
(a)
Remove the parts to be measured.
(b)
Measure the dimensions of these parts.
(c)
Compare the part dimensions to the limit dimensions.
(d)
If the part dimension is out of tolerance, replace the part.
(e)
Install all the parts removed to do the inspection.
(3)
Do this task: "Aileron Installation" (Ref 27-11-11/401).
S 426-005
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A 737-300/400/500MAINTENANCE MANUAL
Aileron Wear Limits
Figure 601 (Sheet 1)
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A 737-300/400/500MAINTENANCE MANUAL
B-B
AILERON HINGE
9. BUSHING/
BOLT
13. BUSHING/ BOLT
AILERON
HINGE
BOLT BEARING
12. BUSHING/ SUPPORTBOLT
8. BALL BEARING/BOLT SUPPORT
C-C D-D
Aileron Wear Limits Figure 601 (Sheet 2)
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