Aileron Power Control Unit Linkage Wear Limits
Figure 601 (Sheet 3)
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A 737-300/400/500MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS REPLACE WORN PART REPAIR WORN PART REPAIR INSTR
DIAMETER DIM. WEAR MITTED PER- DIA MAX CLEAR-ANCE
MIN MAX
11 BUSHING ID 0.4995 0.5000 0.5000 1 0.0019 X
BOLT OD 0.4985 0.4995 0.5000 X
12 REACTION LINK ID 2.1875 2.1882 2.1885 1 0.0020 X
BEARING OD 2.1865 2.1875 2.1865 X
13 BEARING ID 1.4370 1.4380 1.4380 1 0.0030 X
SHAFT OD 1.4360 1.4370 1.4350 X
14 SUPPORT ID 2.3125 2.3135 2.3145 1 0.0030 X
BEARING OD 2.3115 2.3125 2.3115 X
15 BEARING ID 1.5620 1.5630 1.5630 1 0.0030 X
SHAFT OD 1.5610 1.5620 1.5600 X
REPLACE THE BEARING WHEN THE RADIAL PLAY IS MORE THAN 0.0020 INCH.
Aileron Power Control Unit Linkage Wear Limits
Figure 601 (Sheet 4)
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A
737-300/400/500MAINTENANCE MANUAL
AILERON POWER CONTROL UNIT LINKAGE - APPROVED REPAIRS
_____________________________________________________
1. General
_______
A. This procedure contains the task to do repair on the linkage of the power control unit.
TASK 27-11-14-308-004
2. Aileron Power Control Unit Linkage Repair
_________________________________________
A. Special Tools and Equipment
(1)
Lockbolt Installation Gun - Model 245
Huck International Inc. (or equivalent)
22121 17th Ave. SE - Suite 101
Bothell, WA. 98021
(2)
Nose Assembly 99-2557
(used with Gun Model 245)
(3)
BACB30GP6-5 - Shear Lockbolts
(4)
BACM10L1EKH - Aluminum Foil Marker
B.
References
(1)
27-11-14/401, Aileron Power Control Unit Linkage
C.
Access
(1)
Location Zone
216 Main Wheel Well, LH
217 Main Wheel Well, RH
D.
Repair the Power Control Unit Linkage
S 028-002
(1)
Do this task: "Aileron Power Control Unit Linkage Removal" (AMM 27-11-14/401).
S 968-001
(2)
Replace the sheared bolts:
WARNING: DO NOT MAKE THE BOLT HOLES LARGER THAN IT IS NECESSARY.
_______ IF THE BOLT HOLES ARE TOO LARGE, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(a)
Remove the sheared parts of the bolts from the holes (Fig. 801).
(b)
Install the new bolts.
(c)
Do a check of the aluminum foil marker.
(d)
Replace the aluminum foil marker if it is damaged or missing.
S 428-003
(3) Do this task: "Aileron Power Control Unit Linkage Installation" (AMM 27-11-14/401).
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