TM-9-2320-272-23-4
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 4 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-4 - Page 751 of 1393
REMOVAL
NOTE
Front and rear wench level wind are maintained the same way. This procedure covers front
level wind.
1.
Remove four screws (Figure 1, Item 6) and lockwashers (Figure 1, Item 7) from winch track (Figure 1, Item 1).
Discard lockwashers.
2.
Remove winch track (Figure 1, Item 1) and level wind (Figure 1, Item 2) from winch (Figure 1, Item 8).
NOTE
Rectangular holes are provided for removing screws. Slide the level wind backward and
forward until screws are visible.
3.
Remove four screws (Figure 1, Item 13), lockwashers (Figure 1, Item 14), and level wind (Figure 1, Item 2)
from winch track (Figure 1, Item 1). Discard lockwashers.
4.
Remove two nuts (Figure 1, Item 12), drum lock latch (Figure 1, Item 11), nut (Figure 1, Item 10), spring
(Figure
1, Item 9), and poppet (Figure 1, Item 5) from track (Figure 1, Item 1).
5.
Remove two outer nuts (Figure 1, Item 4), screws (Figure 1, Item 3), and inner nuts (Figure 1, Item 4) from
track (Figure 1, Item 1).
NOTE
Both sets of trolley wheels are removed the same.
6.
Remove grease fitting (Figure 1, Item 24) from axle (Figure 1, Item 16).
7.
Remove screw (Figure 1, Item 23) and lockwasher (Figure 1, Item 22) from axle (Figure 1, Item 16).
Discard
lockwasher.
8.
Remove three washers (Figure 1, Item 18), two felt washers (Figure 1, Item 19), wheel (Figure 1, Item 21),
and thrust washer (Figure 1, Item 17) from axle (Figure 1, Item 16). Discard felt washers.
9.
Using arbor press, remove axle (Figure 1, Item 16) from level wind (Figure 1, Item 15).
10.
Using arbor press, remove bearing (Figure 1, Item 20) from wheel (Figure 1, Item 21).
TM 9-2320-272-23-4
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0678-2
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