Motor runs - shaft does not turn

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Motor does not start

TM-55-1905-219-14-3 Landing Craft Utility (LCU) 1667 Class Boston Hull Numbers 1667-1670 NSN 1905-00-168-5764 Manual

Table 3-46. Bow Ramp Winch Brake Troubleshooting

TM 55-1905-219-14-3

Table 3-45. Bow Ramp Winch Troubleshooting (Cont).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

2. Motor runs - shaft does not turn (Cont.).

Step 2.

Check torque coupling.

Adjust per paragraph 3-118.

Step 3.

Motor runs - reducer input shaft turns - output shaft does not turn.

Internal damage in reducer - Refer to paragraph 3-119.

Step 4.

Motor runs - reducer output shaft turns - drum does not turn.

Sheared key in drum shaft - remove drum and replace key. Refer to

paragraph 3-117.

3-142