TM 9-2320-366-34-4
21-8. MAIN SHAFT MODULE REPAIR (CONT)
b. Cleaning/Inspection.
(1) Wipe clean all metal parts.
NOTE
Replace any part that fails visual inspection or
size measurement requirements.
(2) Inspect main shaft (1) for cracks, nicks, burrs, pitting,
and damaged teeth.
(3) Measure diameter of main shaft pilot (A), minimum
diameter 0.787 in. (1.998 cm).
(4) Measure diameter of main shaft pilot (B), minimum
diameter 1.387 in. (3.522 cm).
(5) Measure outside diameter of main shaft journal area (C)
with P2 planetary bushing, minimum outside diameter
1.692 in. (4.297 cm).
(6) Inspect thrust bearing (2) for nicks, burrs, cracks, and
evidence of excessive wear.
(7) Inspect gear (3) for nicks, burrs, cracks, damaged or
missing teeth, and corrosion.
(8) Inspect spacer (4) for nicks, cracks, burrs, and evidence
of excessive wear.
(9) Inspect gear (5) for nicks, burrs, cracks, damaged or
missing teeth, and corrosion.
(10) Inspect thrust bearing (6) for nicks, burrs, cracks, and
evidence of excessive wear.
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