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 905 of 1393
ASSEMBLY - Continued
13.
Install seal (Figure 7, Item 5) in brake housing (Figure 7, Item 6).
14.
Install gasket (Figure 7, Item 17) and brake housing (Figure 7, Item 6) on gearcase (Figure 7, Item 2) with four
lockwashers (Figure 7, Item 16) and screws (Figure 7, Item 15).
15.
Install woodruff key (Figure 7, Item 4) on worm shaft (Figure 7, Item 1).
16.
Install brake drum (Figure 7, Item 21) on worm shaft (Figure 7, Item 1) with washer (Figure 7, Item 20),
lockwashers (Figure 7, Item 19), and screw (Figure 7, Item 18).
17.
Install brake band (Figure 7, Item 10) and spring (Figure 7, Item 11) on brake housing (Figure 7, Item 6) and
brake drum (Figure 7, Item 21) with seal (Figure 7, Item 14), washer (Figure 7, Item 13), and screw
(Figure
7,
Item
12).
18.
Install gasket (Figure 7, Item 7) and cover (Figure 7, Item 8) on brake housing (Figure 7, Item 6) with six screw
assembled lockwashers (Figure 7, Item 9).
19.
Install gasket (Figure 7, Item 22) and plate (Figure 7, Item 33) on gearcase (Figure 7, Item 2) and drum shaft
(Figure 7, Item 3) with screw (Figure 7, Item 32).
20.
Install two woodruff keys (Figure 7, Item 23) on drum shaft (Figure 7, Item 3).
21.
Install thrust washer (Figure 7, Item 31) and drum (Figure 7, Item 30) on drum shaft (Figure 7, Item 3). Tap
with soft-head hammer to seat drum (Figure 7, Item 30) against thrust washer (Figure 7, Item 31) on plate
(Figure 7, Item 33).
NOTE
Ensure shims are installed to prerecorded thickness.
22.
Install thrust washer (Figure 7, Item 29), bracket (Figure 7, Item 28), and shim(s) (Figure 7, Item 27) on drum
shaft (Figure 7, Item 30) with washer (Figure 7, Item 24), lockwashers (Figure 7, Item 26), and screw
(Figure
7,
Item
25).
TM 9-2320-272-23-4
0696
0696-16
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