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

  TM-9-2320-272-23-4 - Page 1195 of 1393

REMOVAL
1.
Remove two locknuts (Figure 1, Item 9) and washers (Figure 1, Item 8) from mirror (Figure 1, Item 7).
Discard
locknuts.
2.
Remove rearview mirror (Figure 1, Item 7) and two spacers (Figure 1, Item 6) from rearview mirror brace
(Figure 1, Item 4).
3.
Remove nut (Figure 1, Item 19), lockwasher (Figure 1, Item 20), and screw (Figure 1, Item 38) from two clamp
halves (Figure 1, Item 21). Discard lockwasher.
4.
Remove screw assembled lockwasher (Figure 1, Item 35), two clamp halves (Figure 1, Item 21), and convex
mirror (Figure 1, Item 5) from upper brace (Figure 1, Item 34). Discard screw assembled lockwasher.
5.
Remove locknut (Figure 1, Item 28), washer (Figure 1, Item 29), and hinge screw (Figure 1, Item 33) from
upper mirror braces (Figure 1, Item 36) and (Figure 1, Item 1) and upper cab door hinge (Figure 1, Item 31).
Discard locknut.
6.
Push upper mirror braces (Figure 1, Item 36) and (Figure 1, Item 1) away from cab door hinge
(Figure 1, Item 31).
7.
Insert hinge screw (Figure 1, Item 33) into upper cab door hinge (Figure 1, Item 31). Do not tighten hinge screw.
8.
Remove locknut (Figure 1, Item 12), washer (Figure 1, Item 23), and hinge screw (Figure 1, Item 22) from
lower mirror brace (Figure 1, Item 11) and lower cab door hinge (Figure 1, Item 24). Discard locknut.
9.
Push lower mirror brace (Figure 1, Item 11) away from lower cab door hinge (Figure 1, Item 24).
10.
Insert hinge screw (Figure 1, Item 22) into lower cab door hinge (Figure 1, Item 24). Do not tighten hinge screw.
11.
Remove locknut (Figure 1, Item 27), washer (Figure 1, Item 26), and screw (Figure 1, Item 32) from front mirror
brace (Figure 1, Item 17) and (Figure 1, Item 37) and cab cowl bracket (Figure 1, Item 30). Discard locknut.
12.
Remove two locknuts (Figure 1, Item 3), washers (Figure 1, Item 2), gaskets (Figure 1, Item 18), braces
(Figure 1, Items 1, 4, 11, 17, 36, and 37) from rod (Figure 1, Item 10) and upper brace (Figure 1, Item 34).
Discard locknuts.
13.
Open air vent door (Figure 1, Item 25).
14.
Remove two locknuts (Figure 1, Item 15), screws (Figure 1, Item 13), cowl plate (Figure 1, Item 14), and bracket
(Figure 1, Item 30) from cowl side panel (Figure 1, Item 16). Discard locknuts.
TM 9-2320-272-23-4
0738
0738-2


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