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 122 of 1168
10-62. TAILGATE UPPER HINGE REPLACEMENT
This task covers:
a. Removal
b.
Installation
a. Removal
NOTE
• Left and right tailgate upper hinge replacement procedures are
basically the same. This procedure covers the left tailgate upper
hinge.
• Seal across bottom of tailgate is used on TOW and armament
carrier vehicles only. For access to capscrews, a small portion of
the seal has to be removed.
• The upper hinge is installed with rivets during manufacturing.
A kit has been developed to repair the upper hinge. Use kit P/N
57K0107 for installation.
1.
Remove seal (10) from tailgate (6) behind upper hinge (7).
2.
Remove two locknuts (8), washers (4), spacers (5), capscrews (3), and washers (4) from upper
hinge (7) and tailgate (6). Discard locknuts (8).
3.
Remove three locknuts (8), washers (4), spacers (5), capscrews (3), and washers (4) from upper
hinge (7) and tailgate (6). Discard locknuts (8).
4.
Remove three locknuts (9), washers (1), capscrews (2), washers (1), and upper hinge (7) from tail-
gate (6). Discard locknuts (9).
5.
Remove pin (12) and lower hinge (11) from upper hinge (7).
INITIAL SETUP:
Applicable Models
All models except M996, M996A1, M997,
M997A1, M997A2, M1037, M1042
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Eight locknuts (Appendix G, Item 122)
Personnel Required
One mechanic
One assistant
Manual References
TM 9-2320-280-24P
Equipment Condition
Tailgate removed (para. 10-61).
b. Installation
1.
Install lower hinge (11) on upper hinge (7) with pin (12).
2.
Install upper hinge (7) on tailgate (6) with three washers (1), capscrews (2), washers (1), and
locknuts (9). Tighten locknuts (9) to 8 lb-ft (11 N
•
m).
3.
Secure upper hinge (7) to tailgate (6) with two washers (4), capscrews (3), spacers (5), washers (4),
and locknuts (8). Tighten locknuts (8) to 8 lb-ft (11 N
•
m).
NOTE
• Perform step 2 for TOW and armament carrier vehicles only.
Perform step 3 for all other vehicles.
• Note direction of capscrews for installation.
NOTE
Perform step 3 for TOW and armament carrier vehicles only.
Perform step 4 for all other vehicles.
TM 9-2320-280-20-3
10-100
Change 2
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