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 841 of 1168
12-145. REAR RADIO RACK ANTENNA TOWER MAINTENANCE
This task covers:
a. Removal
c. Assembly
b. Disassembly
d. Installation
INITIAL SETUP:
Applicable Models
M998, M998A1, M1038, M1038A1
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Ten lockwashers (Appendix G, Item 135)
Manual References
TM 9-2320-280-24P
Equipment Condition
Antenna removed (para. 12-137 or 12-139).
1.
Remove three nuts (12), lockwashers (13), three clamps (14), and two antenna cables (17) from
capscrews (2). Discard lockwashers (13).
NOTE
If cargo soft top is installed, it will be necessary to unfasten and
roll up side for access to antenna tower mounting hardware.
2.
Remove three nuts (11), washers (10), capscrews (18), washers (10), from tower (4) and
wheelhouse (7).
3.
Remove two nuts (9), washers (6), half moon washers (8), capscrews (5), washers (6), and tower (4)
from wheelhouse (7).
Remove seven nuts (15), lockwashers (16), washers (3), capscrews (2), washers (3), and reinforcement (1)
from tower (4). Discard lockwashers (16).
Install reinforcement (1) on tower (4) with seven washers (3), capscrews (2), washers (3),
lockwashers (16), and nuts (15). Tighten nuts (15) to 5 lb-ft (7 N
•
m).
1.
Install antenna tower (4) on wheelhouse (7) with two washers (6), capscrews (5), half moon
washers (8), washers (6), and nuts (9). Tighten nuts (9) to 5 lb-ft (7 N
•
m).
2.
Secure antenna tower (4) to wheelhouse (7) with three washers (10), capscrews (18), washers (10),
and nuts (11). Tighten nuts (11) to 45 lb-ft (61 N
•
m).
3.
Install two antenna cables (17) on wheelhouse (7) and capscrews (2) with three clamps (14),
lockwashers (13), and nuts (12).
d. Installation
c. Assembly
b. Disassembly
a. Removal
TM 9-2320-280-20-3
12-228
Change 2
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