(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.
S 426-004
(3) Do this task: "Installation of the Aileron Balance Tab" (Ref 27-11-21/401).
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A 737-300/400/500MAINTENANCE MANUAL
Aileron Balance Tab Wear Limits
Figure 601 (Sheet 1)
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A 737-300/400/500MAINTENANCE MANUAL
AILERON
REAR SPAR
C-C
Aileron Balance Tab Wear Limits
Figure 601 (Sheet 2)
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A 737-300/400/500MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS PART WORN REPLACE PART WORN REPAIR INSTR REPAIR
DIAMETER PER-MITTED WEAR DIM. ANCE CLEAR-MAX DIA
MIN MAX
1 BUSHING ID 0.2500 0.2515 0.2530 0.0035 X
BOLT OD 0.2490 0.2495 0.2480 X 5
2 BEARING ID 0.2495 0.2500 0.2515 0.0020
BOLT OD 0.2490 0.2495 0.2480 X 5
3 BUSHING ID 0.2500 0.2515 0.2555 0.0060 X
BOLT OD 0.2490 0.2495 0.2450 X
4 BUSHING/BUSHING 1 0.4660 0.4860 --- 0.0500 4 X
(HINGE ASSY, TAB)
5 BEARING, ROD END 2 0.4320 0.4370 --- --- X
6 BUSHING 3 0.0570 0.0620 --- --- X
7 BUSHING ID 0.2500 0.2505 0.2515 0.0025 X
PIN OD 0.2490 0.2495 0.2480 X 5
DIMENSION BETWEEN FACES OF BUSHINGSTHICKNESS OF THE BEARING FLANGE THICKNESS OF THE BUSHING FLANGE AT WBL 439.04 AT THE LOCATION ADJACENT TO THE FITTING ASSEMBLY, SHIM USE AN960PD416L WASHERS AT
THE OUTBOARD INTERFACE TO GET A 0.01-0.02 CLEARANCE CHROME PLATE THICKNESS IS 0.0030 INCH
Aileron Balance Tab Wear Limits
Figure 601 (Sheet 3)
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A
737-300/400/500MAINTENANCE MANUAL
AILERON WING QUADRANT - REMOVAL/INSTALLATION
____________________________________________
1. General_______
A. There are two tasks in this procedure. There is one task for the removal and one task for the installation of the wing quadrant of the aileron.
TASK 27-11-24-004-004
2. Aileron Wing Quadrant Removal_____________________________
A. References
(1)
27-11-00/201, Aileron and Aileron Trim Control System
B.
Access
(1)
Location Zone 306 Wing Trailing Edge, Aileron and Control Tab, LH 406 Wing Trailing Edge, Aileron and Control Tab, RH
(2)
Access Panel 7218 Access Panel, Wing Lower Surface, LH 8108 Aileron Access Panel, Wing Upper Surface, LH 7418 Access Panel, Wing Lower Surface, RH 8808 Aileron Access Panel, Wing Upper Surface, RH
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