Noisy (mechanically) (Cont)

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Table 3-47. Bow Ramp Winch Motor Troubleshooting (Cont).

TM-55-1905-220-14-3 Landing Craft Unit LCU 1671-1679 (1905-01-009-1056) Manual

Table 3-48. Anchor Winch - Winch Troubleshooting

TM 55-1905-220-14-3

Table 3-47.

Bow Ramp Winch Troubleshooting (Cont).

NOTE

Refer to paragraph 3-120 for all maintenance except as noted.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Noisy (mechanically) (Cont).

Step 2.

Inspect for mechanical unbalance of rotating parts.

Find unbalanced part, then balance.

Step 3.

Inspect for lack of or improper lubricant.

Use correct lubricant, replace parts as necessary.

Step 4.

Check for foreign material in lubricant.

Clean out and replace bearings.

Step 5.

Check for overload.

Remove overload condition. Replace damaged parts.

Step 6.

Check for dragging rotor due to worm bearings, shaft or bracket.

Replace bearings, shaft or bracket as needed.

3-142