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TM 5-1940-277-20
TM 1940-20/2
3.
Using 1/2 inch wrench loosen bolt (1) securing inspection plate (2) and swing plate 1/2 turn clockwise to expose
flywheel and ring gear (3). Wipe area using clean rag.
4.
With one person in position using inspection mirror and flashlight and other person using 15/16 inch wrench on
crankshaft pully retaining bolt (4), turn starter ring gear one complete revolution counterclockwise (using a series
of short moving motions) for inspection.
5.
Inspect ring gear for cracks, broken or missing teeth. Inspect housing for cracks and loose nuts/bolts. Report any
damage or defect to Direct Support Maintenance.
Complete inspection and close inspection plate (2). Secure plate by tightening bolt (1) with 1/2 inch wrench.
6.
NOTE
For starboard flywheel and starter ring gear inspection only, reinstall buoyancy flotation
material (refer to paragraph 3-152).
7.
Close battery hatch.
Close engine hatches.
8.
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