TM 1-1520-238-23
6-580
Change 4
6.141.
TAIL ROTOR GEARBOX AFT GEAR FITTING REPLACEMENT – continued
6.141.4. Cleaning
a. Clean removed and attaching parts and surfaces (para 1.47).
6.141.5. Inspection
NOTE
The following inspection procedures apply to aft gear fitting mating surface and adjacent areas on
vertical stabilizer.
a. Check for cracks (para 2.102).
b. Check for dents (para 2.102).
c. Check for nicks, scratches, and gouges (para 2.102).
d. Check for corrosion and erosion of surface finish (para 1.49).
e. Check for evidence of wear due to movement of fitting (para 2.102).
f. Check for loose or missing rivets (para 2.102).
g. Check nutplates for stripped, crossed, or flattened threads (para 2.102).
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