TM-9-2320-280-34
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1996
TM-9-2320-280-34 - Page 583 of 1258
TM 9-2320-280-34
12-17. FRONT SUSPENSION FRONT CROSSMEMBER REPLACEMENT
This task covers:
a.
Removal
b.
Installation
INITIAL SETUP:
Tools
Equipment Condition
General mechanic's tool kit:
Front lower control arms removed
automotive (Appendix G, Item 1)
(TM 9-2320-280-20).
Lower radiator hose removed (TM 9-2320-280-20).
Materials/Parts
Horn removed (TM 9-2320-280-20).
Fourteen locknuts (Appendix E, Item 60)
Radiator front mounting bracket removed
(TM 9-2320-280-20).
Manual References
Differential removed (para. 9-5).
TM 9-2320-280-20
Differential support brackets and side mounting
TM 9-2320-280-24P
brackets removed (para. 12-16).
Maintenance Level
Direct support
a. Removal
NOTE
Note direction of capscrews for installation.
1.
Remove four locknuts (1), washers (2), capscrews (3), washers (2), and two splash shield brackets (5)
from frame rails (4). Discard locknuts (1).
2.
Remove screw (11), clamp (12), and harness (13) from front crossmember (14).
3.
Remove four locknuts (16), washers (6), capscrews (7), and washers (6) from front crossmember (14)
and frame rails (4). Discard locknuts (16).
4.
Remove six locknuts (15), washers (10), capscrews (9), and washers (10) from front cross-
member (14) and left and right front crossmember mounting brackets (8). Discard locknuts (15).
5.
Slide front crossmember (14) and mounting brackets (8) down and Out from under vehicle.
6.
Remove left and right mounting brackets (8) from crossmember (14).
b. Installation
1.
Install left and right crossmember mounting brackets (8) in front crossmember (14).
2.
Install front crossmember (14) and mounting brackets (8) on frame rails (4) with four
washers (6), capscrews (7), washers (6),
and locknuts (16).
3.
Install six washers (10), capscrews (9), washers (10), and locknuts (15) on left and right mounting
brackets (8) and front crossmember (14).
4.
Install four washers (2), capscrews (3), washers (2), and locknuts (1) on two splash shield
brackets (5) and frame rails (4).
5.
Tighten four locknuts (16) to 260 lb-ft (353 N.m).
6.
Tighten four locknuts (1) and six locknuts (15) to 90 lb-ft (122 N.m).
7.
Install harness (13) on front crossmember (14) with clamp (12) and screw (11).
12-26
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