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TM 10-4320-342-24
3-10.
WINCH REPAIR - continued.
b. CLEANING.
WARNING
Dry cleaning solvent, P-D-680, Type III, is potentially dangerous to personnel and
equipment. Eye and skin protection is required. Avoid repeated and prolonged
skin contact. Wash immediately after exposure. Do not use near open flame or
excessive heat. Use only in area with good ventilation.
Using wiping rags and cleaning solvent, remove dirt, grease, oil and contaminants from all components.
c. INSPECTION. Refer to Figure 3-3.
(1)
Inspect drum support (2) and adapter (4) for cracks, corrosion and stripped or damaged threads.
(2)
Check rotation of motor (8). Motor shaft (9) should turn smoothly without binding. Inspect motor shaft for
damaged keyway, corrosion and signs of wear. Check security of attaching hardware.
Refer to Figure 3-2.
(3)
Inspect carrier assemblies (14, 15 and 16) for cracks, chipped, worn or missing gear teeth, jammed gears, loose
or broken shafts and excessive wear.
(4)
Inspect sun gear input (17), ring gear (19) and sliding ring gear (21) for worn, cracked, chipped or missing gear
teeth.
(5)
Inspect drum support (3) for cracks, corrosion and stripped or damaged threads.
(6)
Inspect housing (2) for cracks, excessive wear and corrosion.
(7)
Inspect clutch lever (12) and retaining ring (20) for wear and serviceability.
Refer to Figure 3-1.
(8)
Inspect snap rings (14) for deformation.
(9)
Inspect for bent or damaged rods (3).
(10)
Inspect drum (6) for cracks, broken welds and bent parts.
(11)
Inspect brake (18) for cracks, damage, worn friction surfaces and corrosion.
(12)
Inspect bearing (17) for bends or twists, missing or damaged rollers and corrosion.
(13)
Inspect spacer (15) and thrust plate (16) for corrosion or damage.
3-11
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