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Pressure Removal, TASK 27-11-00-860-802.
SUBTASK 27-11-21-820-001
(9) Do this task: Aileron Balance Tab Adjustment, TASK 27-11-00-820-803.
SUBTASK 27-11-21-730-001
(10) Do this task: Aileron Balance Tab Position Test, TASK 27-11-00-700-808.
------------------------- END OF TASK ---------------------------
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AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-11-21
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Aileron Balance Tab Adjust Weights Location
Figure 402/27-11-21-990-802
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AILERON BALANCE TAB - INSPECTION/CHECK
1. General
A. This procedure contains the task to do a check of the aileron balance tab.
TASK 27-11-21-200-801
2. Aileron Balance Tab Inspection
(Figure 601)
A. General
(1) This task gives wear limits and repair data for the aileron balance tab inspection.
B. References
Reference Title
27-11-21-000-801 Aileron Balance Tab Removal (P/B 401)
27-11-21-400-801 Aileron Balance Tab Installation (P/B 401)
27-11-34-000-801 Aileron Tab Control Rods Removal (P/B 401)
27-11-34-400-801 Aileron Tab Control Rods Installation (P/B 401)
C. Tools/Equipment
Reference Description
STD-1096 Micrometer - Depth, 0-1 Inch, Readable to 1/1000 Inch
STD-1097 Caliper - Vernier, 0-6 Inch, Readable to 1/1000 Inch
D. Location Zones
Zone Area
572 Left Wing - Aileron
672 Right Wing - Aileron
E. Procedure
SUBTASK 27-11-21-020-002
(1) Do this task: Aileron Balance Tab Removal, TASK 27-11-21-000-801 or Aileron Tab Control
Rods Removal, TASK 27-11-34-000-801.
SUBTASK 27-11-21-020-003
(2) Use these tools to do a check for wear on the parts of the aileron balance tab:
(a) micrometer (0-1 Inch, readable to 1/1000 Inch), STD-1096
(b) readable to 1/1000 inch vernier 0 - 6 inch caliper, STD-1097.
SUBTASK 27-11-21-020-004
(3) Examine the parts of the aileron balance tab for worn areas:
(a) Remove the parts you want to do a check.
(b) Measure the parts with a micrometer (0-1 Inch, readable to 1/1000 Inch), STD-1096 or a
readable to 1/1000 inch vernier 0 - 6 inch caliper, STD-1097.
(c) Compare the dimensions you measured with the permitted wear dimensions.
(d) If the parts are out of tolerance, replace or repair the parts.
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Table 601/27-11-21-993-801
NAME OF THE PARTS
THAT ARE IN CONTACT
DIM.
DIAMETER DESIGN LIMITS WEAR LIMITS
MINIMUM
inches/mm
MAXIMUM
inches/mm
PERMITTED
MAXIMUM I.D./
MINIMUM O.D. OF
WORN PART
MAXIMUM
SERVICE
DIAMETRIC
CLEARANCE
#1 BUSHING I.D. 0.3750 in 0.3756 in 0.3773 in
9.5250 mm 9.5402 mm 9.5834 mm 0.0005 in
#1 BUSHING O.D. 0.3740 in 0.3745 in 0.3728 in 0.0127 mm
9.4996 mm 9.5123 mm 9.4691 mm
#2 BUSHING I.D. 0.2500 in
6.3500 mm
0.2505 in
6.3627 mm
0.2525 in
6.4135 mm
0.0005 in
#2 BOLT O.D. 0.2485 in
6.3119 mm
0.2495 in
6.3373 mm
0.2475 in
6.2865 mm
0.0127 mm
#3 BEARING I.D. 0.2495 in
6.3373 mm
0.2500 in
6.3500 mm
0.2520 in
6.4008 mm
0.0000 in
#3 BOLT O.D. 0.2485 in
6.3119 mm
0.2495 in
6.3373 mm
0.2475 in
6.2865 mm
0.0000 mm
#4 BUSHING I.D. 0.3750 in 0.3756 in 0.3773 in
9.5250 mm 9.5402 mm 9.5834 mm 0.0005 in
#4 BUSHING O.D. 0.3740 in 0.3745 in 0.3728 in 0.0127 mm
9.4996 mm 9.5123 mm 9.4691 mm
#5 BUSHING I.D. 0.2500 in
6.3500 mm
0.2505 in
6.3627 mm
0.2525 in
6.4135 mm
0.0005 in
#5 BOLT O.D. 0.2485 in
6.3119 mm
0.2495 in
6.3373 mm
0.2475 in
6.2865 mm
0.0127 mm
#6 BEARING I.D. 0.2495 in
6.3373 mm
0.2500 in
6.3500 mm
0.2520 in
6.4008 mm
0.0000 in
#6 BOLT O.D. 0.2485 in
6.3119 mm
0.2495 in
6.3373 mm
0.2475 in
6.2865 mm
0.0000 mm
#7 BUSHING I.D. 0.2500 in
6.3500 mm
0.2505 in
6.3627 mm
0.2525 in
6.4135 mm
0.0005 in
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
EFFECTIVITY
GUN ALL 27-11-21
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737-600/700/800/900 AIRCRAFT MAINTENANCE MANUAL飞机维护手册1(147)
