TM-9-2320-280-20-2

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 2 OF 3

JANUARY 1996
TM-9-2320-280-20-2

  TM-9-2320-280-20-2 - Page 906 of 951

9-10. REAR BUMPER REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
M996, M996A1, M997, M997A1, M997A2,
M1025A2, M1035A2, M1043A2, M1045A2,
M1037, M1042, M1097, M1097A1, M1097A2
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Sixteen locknuts (Appendix G, Item 81)
Six assembled locknuts (Appendix G, Item 130)
Personnel Required
One mechanic
One assistant
Manual References
TM 9-2320-280-24P
Equipment Condition
Towing pintle removed (para. 9-12).
TM 9-2320-280-20-2
9-12
Change 3
1.
Remove four assembled locknuts (9), capscrew (15), and trailer receptacle cover (16) from trailer
receptacle (10). Discard assembled locknuts (9).
2.
Remove two assembled locknuts (11), capscrews (14), plate (13), and trailer
receptacle (10) from rear bumper (12) and remove plate (13) from rear bumper (12). Discard
assembled locknuts (11).
3.
Remove four locknuts (1), washers (2), capscrews (20), and washers (2) from rear bumper (12) and
two braces (21). Discard locknuts (1).
NOTE
Perform steps 4 and 5 for M997A2, M1025A2, M1035A2,
M1043A2, M1045A2, and M1097A2 vehicles only.
4.
Remove two cotter pins (22), nuts (23), and two tiedown rings (24) from rear bumper (12) and two
mounting brackets (5). Discard cotter pins (22).
5.
Remove eight locknuts (27), washers (26), capscrews (25), and washers (26) from rear bumper (12)
and two mounting brackets (5). Discard locknuts (27).
6.
Remove four locknuts (3), washers (4), capscrews (18), washers (4), and two tiedown brackets (19)
from rear bumper (12) and two mounting brackets (5). Discard locknuts (3).
7.
Remove four locknuts (3), washers (4), capscrews (18), and washers (4) from rear bumper (12) and
mounting brackets (5). Discard locknuts (3).
8.
Remove four locknuts (6), washers (7), capscrews (17), washers (7), and rear bumper (12) from two
inner mounting brackets (8). Discard locknuts (6).
NOTE
Perform step 9 only if bumper is being replaced.
9.
Remove lifting shackles (para. 9-13).
NOTE
Perform step 1 only if bumper was replaced.
1.
Install lifting shackles (para. 9-13).
b. Installation
a. Removal


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