TM-9-2320-280-20-3
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 3 OF 3
JANUARY 1996
TM-9-2320-280-20-3 - Page 705 of 1168
12-68. SWINGFIRE HEATER HARNESS ASSEMBLY REPLACEMENT
This task covers:
a. Removal
b. Installation
Materials/Parts
Four tiedown straps (Appendix G, Item 312)
Manual References
TM 9-2320-280-24P
Equipment Condition
• Battery ground cable disconnected (para. 4-73).
• Air horn removed (para. 3-14).
a. Removal
TM 9-2320-280-20-3
Change 2
12-99
CAUTION
Use care when removing harness. Failure to do so will cause
damage to harness.
NOTE
Prior to removal, tag leads for installation.
1.
Remove two screws (9) and disconnect lead 81G (8) and GND (4) from relay (1).
2.
Disconnect lead 81A (6) from lead 81B (7).
3.
Pull harness assembly (5) out through cowl (2).
4.
Remove grommet (3) from cowl (2).
5.
Remove three tiedown straps (10) from harness assembly (5) and “A” beam (11). Discard
tiedown straps (10).
6.
Remove tiedown strap (14) from harness assembly (5) and air horn bracket (13). Discard
tiedown strap (14).
7.
Disconnect lead 81G (8) and GND (4) from heater pump leads (12).
INITIAL SETUP:
Applicable Models
M966, M966A1, M996, M996A1, M997,
M997A1, M997A2, M998, M998A1, M1025,
M1025A1, M1025A2, M1037, M1038, M1038A1
Tools
General mechanic’s tool kit:
automotive (Appendix B,Item 1)
5
10
14
5
8
12
4
13
10
11
~
1
9
7
6
5
4
3
8
2
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