TM 9-2320-280-20-3
12-18. TROOP SEAT KIT REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
Personnel Required
M998, M998A1, M1038, M1038A1, M1097,
One mechanic
M1097A1, M1097A2
One assistant
Tools
Manual References
General mechanic’s tool kit:
TM 9-2320-280-24P
automotive (Appendix B, Item 1)
Materials/Parts
Four locknuts (Appendix G, Item 58)
Ten locknuts (Appendix G, Item 76)
1. Remove three locknuts (16), washers (2), capscrews (3), washers (2), and rear angle
bracket (18) from wheelhouse (1). Discard locknuts (16).
2. Remove two locknuts (13), washers (14), capscrews (17), washers (14), and rear bracket retainer
plate (15) from wheelhouse (1). Discard locknuts (13).
3. Remove two nuts (9), washers (7), capscrews (8), washers (7), and support bracket (6)
from wheelhouse (1).
4. Remove six locknuts (12), washers (5), capscrews (4), washers (5), three reinforcement
plates (11), and main channel (10) from wheelhouse (1). Discard locknuts (12).
5. Remove troop seat (19).
6. Remove three locknuts (22), washers (21), capscrews (24), and channel support (23) from
“B” pillar (20). Discard locknuts (22).
1. Install channel support (23) on “B” pillar (20) with three capscrews (24), washers (21), and
locknuts (22), Tighten locknuts (22) to 15 lb-ft (20 N.m).
2. Install troop seat (19) on wheelhouse (1).
3. Install main channel (10) and three reinforcement plates (11) on wheelhouse (1) with six washers (5),
capscrews (4), washers (5), and locknuts (12), Tighten capscrews (4) to 15 lb-ft (20 N.m).
4. Install support bracket (6) on wheelhouse (1) with two washers (7), capscrews (8), washers (7), and
nuts (9). Tighten nuts (9) to 43 lb-ft (58 N.m).
5. Install rear bracket retainer plate (15) on wheelhouse (1) with two washers (14), capscrews (17),
washers (14), and locknuts (13). Tighten locknuts (13) to 6 lb-ft (8 N.m).
6. Install rear angle bracket (18) on wheelhouse (1) with three washers (2), capscrews (3), washers (2),
and locknuts (16). Tighten locknuts (16) to 6 lb-ft (8 N.m).
12-20
