(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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