TM 9-2320-365-34-221-8. MAIN SHAFT MODULE REPAIR (CONT)b. Cleaning/Inspection.(1) Wipe clean all metal parts.NOTEReplace any part that fails visual inspection orsize measurement requirements.(2) Inspect main shaft (1) for cracks, nicks, burrs, pitting,and damaged teeth.(3) Measure diameter of main shaft pilot (A), minimumdiameter 0.787 in. (19.990 mm).(4) Measure diameter of main shaft pilot (B), minimumdiameter 1.387 in. (35.23 cm).(5) Measure outside diameter of main shaft journal area (C)with P2 planetary bushing, minimum outside diameter1.692 in. (42.98 mm).(6) Inspect thrust bearing (2) for nicks, burrs, cracks, andevidence of excessive wear.(7) Inspect gear (3) for nicks, burrs, cracks, damaged ormissing teeth, and corrosion.(8) Inspect spacer (4) for nicks, cracks, burrs, and evidenceof excessive wear.(9) Inspect gear (5) for nicks, burrs, cracks, damaged ormissing teeth, and corrosion.(10) Inspect thrust bearing (6) for nicks, burrs, cracks, andevidence of excessive wear.21-44
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