TM 1-1520-238-23
3-38.4
Change 6
3.11A.
MAIN LANDING GEAR WHEEL REPAIR (PARKER HANNIFIN) (AVIM) – continued
3.11A.4. Cleaning
a. Clean removed and attaching parts. (para 1.47).
3.11A.5. Inspection
a. Check removed and attaching parts for corrosion (para 1.49).
b. Check wheels for cracks or structural damage by fluorescent penetrant inspection method
(TM 1-1520-264-23).
c. Check wheels for scratches, nicks, or pits. Repair per step 3.7A.6.
d. Check tire valve for stripped or crossed threads. None allowed.
e. Inspect wheel bearing cup housing bore(s) for damage.
(1) Diameter of (Parker/Hannifin) inboard wheel mating bore shall not exceed 3.3731 INCHES maximum. Use
appropriate cylinder gage and caliper set.
(2) Diameter of (Parker/Hannifin) outboard wheel mating bore shall not exceed 2.5601 INCHES maximum.
Use appropriate cylinder gage and caliper set.
3.11A.6. Repair
WARNING
Injury to personnel and damage to equipment may occur if hardware is reused on wheel.
Replace all bolts and nuts. If injury occurs, seek medical aid.
NOTE
Inspection areas are different for (Goodyear/ABS) and (Parker-Hannifin) wheels. See correct figure
when repairing wheels.
Wheels are not a matched set and can be replaced individually provided correct part number and
manufacturer is used.
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