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 76 of 1168
10-32. DRIVER'S SEAT FRAME REPLACEMENT
This task covers:
a. Removal
b. Installation
a. Removal
1.
Place driver's seat (1) in full forward position.
2.
Remove sixteen locknuts (7), washers (4), capscrews (3), washers (4), and four adjuster brackets (5)
from driver's seat bracket (8). Discard locknuts (7).
3.
Lift up on driver's seat frame (2) and remove from driver's seat bracket (8).
4.
Remove two spring pins (10) from inside retainers (9) and two rod and bushing assemblies (6) in
seat frame (2) by sliding rod and bushing assemblies
out from seat frame (2).
b. Installation
1.
Install two rod and bushing assemblies (6) on seat frame (2) with two inside retainers (9) and
spring pins (10).
2.
Install driver's seat frame (2) on driver's seat bracket (8) with four adjuster brackets (5), sixteen
washers (4), capscrews (3), washers (4), and locknuts (7). Tighten locknuts (7) to 21 lb-ft (29 N
•
m).
3.
Adjust driver's seat (1) for desired position.
NOTE
Ensure P/N 12338503-1 is used for replacement of driver's seat
frame on vehicles equipped with three-point seatbelt.
INITIAL SETUP:
Applicable Models
M966, M996, M997, M998, M1025, M1026,
M1035, M1036, M1037, M1038, M1042,
M1043, M1044, M1045, M1046, M1097
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Sixteen locknuts (Appendix G, Item 79)
Manual References
TM 9-2320-280-24P
Equipment Condition
Driver's seat and seat back cushions removed
(para. 10-33).
TM 9-2320-280-20-3
10-58
Change 2
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