TM-9-2320-361-34
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
MAY 1992
TM-9-2320-361-34 - Page 45 of 764
TM9-2320-361-34
Table 2-1. Mechanical Troubleshooting (Contd).
MALFUNCTION
TEST OR lNSPECTION
CORRECTIVE ACTION
WINCHES
68. CLUTCH WILL NOT ENGAGE DRUM
Step 1. Check shifter shaft and clutch.
a. Remove end case and disassemble (para. 16-2, 16-3, or 16-4).
b. Remove rust and dried lubricant from end case, reassemble, and install (para. 16-2, 16-3,
or 16-4).
Step 2. Check for mechanical obstruction if clutch handle moves short distance, then clatters.
Remove end case and disassemble. Inspect clutch and drum jaws for burrs, breaks, and
misalinement. Repair winch if defective (para. 16-2, 16-3, or 16-4).
END OF TESTING!
69.
WINCH NOISY WHEN UNDER LOAD
Step 1. Check drum for radial free play.
Replace bushings if radial free play is present (para. 16-2, 16-3, or 16-4).
Step 2. Check wormshaft radial free play.
Disassemble gearcase, inspect parts, and replace parts if defective
(para. 16-2, 16-3, or 16-4).
Step 3. Check automatic brake.
Replace brakeshoe if defective (para. 16-2, 16-3, or 16-4).
END OF TESTING!
70.
DRUM OVERRUNS CABLE OR CABLE COILS LOOSEN WHEN PAYING OUT CABLE
Check drag brake adjustment (TM9-2320-361-20).
Replace drag brake if noisy or no adjustment remains (para. 16-2, 16-3, or 16-4).
END OF TESTING!
71.
WINCH DOES NOT HOLD LOAD WHEN POWER RELEASED
Step 1. Check for presence of burned odor.
Replace automatic brakeshoe if defective (para. 16-2, 16-3, or 16-4).
Step 2. Automatic brake does not hold load after adjustment.
Replace automatic brakeshoe if defective and inspect drum (para. 16-2, 16-3, or 16-4).
END OF TESTING!
72. WINCH LEAKS OIL
Step 1. Check for defective oil seals and gaskets.
Replace oil seals and gaskets if defective (para. 16-2, 16-3, or 16-4).
Step 2. Check for cracked covers and housings.
Replace covers and housings if cracked (para. 16-2, 16-3, or 16-4).
END OF TESTING!
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