TM 5-5420-209-12
4-30. Winch Motor Assembly (Used on Winch Model 11-S-EC). - Continued
c. Repair.
WARNING
Dry cleaning solvent PD-680 used to clean parts is potentially dangerous to personnel and property.
Avoid repeated and prolonged skin contact. Do not use near open flame or excessive heat. Flash point
of solvent is 100-138 °F (38-60 °C).
(1) Clean all items, except seals and preformed packings, with dry cleaning solvent, and dry
thoroughly.
(2)
Inspect all items for wear and replace worn or otherwise damaged items.
(3)
Gear sets and needle bearings are matched sets and should be replaced as sets.
d. Reassembly. (figure 4-28)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
Install washer (37) in long bushing (35).
Install washer (34) in long bushing (35).
Lubricate and install preformed packings (33) and (36) in long bushing (35) and lubricate preformed packings
(33) and (36) in long bushing (35) and lubricate preformed packings (33) and (36) again.
Install long bushing (35) in end cover (31) until seated.
Install needle bearings (32).
Place small amount of grease in middle slot of thrust plate (28).
Install seal (29) in thrust plate (28) and lubricate with grease.
Install thrust plate (28) over needle bearings (32) in end cover (31) until 0.03125 in. (0.07937 cm) clearance
remains between thrust plate and end cover (31).
Install seals (30) and finish installing thrust plate (28) until flush with surface of end cover (31).
Trim away any excess seal (30).
Install backup washer (26) on end cover (31).
Lubricate preformed packing (23) with grease and install on inboard side of backup washer (26) and relubri-
cate with grease.
Install backup washer (25) in brake piston (22).
Lubricate packing (24) with grease and install in brake piston (22) next to backup washer (25) and relubricate
with grease.
Install pins (27) in brake piston (22).
4-120
