TM-9-2320-280-34

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

JANUARY 1996
TM-9-2320-280-34

  TM-9-2320-280-34 - Page 567 of 1258

TM 9-2320-280-34
12-9.
RIGHT AIRLIFT BRACKET AND FRONT UPPER CONTROL ARM BRACKETS REPLACEMENT
This task covers:
a.
Removal
b.
Installation
INITIAL SETUP:
Tools
Manual References
General mechanic's tool kit:
TM 9-2320-280-20
automotive (Appendix G, Item 1)
TM 9-2320-280-24P
Materials/Parts
Equipment Condition
Two locknuts (Appendix E, Item 57)
Right engine splash shield removed
Two locknuts (Appendix E, Item 59)
(TM 9-2320-280-20).
Eight locknuts (Appendix E, Item 60)
Maintenance Level
Direct support
NOTE
Vehicles with serial numbers 100,000 and above have new,
reinforced airlift brackets.
Previous model airlift brackets will be
used on vehicles with serial numbers 99,999 and below only.
Refer
to vehicle serial number before ordering replacement parts.
a.
Removal
1.
Raise and support front of vehicle.
2.
Remove two locknuts (9), washers (10), and capscrews (4), from radiator support (8) and airlift
bracket (5).
Discard locknuts (9).
3.
Remove two locknuts (16), washers (14), capscrews (12), washers (14), and disconnect upper control
arm (15) from two control arm brackets (3).
Discard locknuts (16).
NOTE
Note direction of capscrews for installation.
4.
Remove eight locknuts (1), washers (2), capscrews (7), washers (2), control arm brackets (3),
shim(s) (13) if present, cooler line bracket (6), and airlift bracket (5) from frame rail (11).
Discard
locknuts (1).
b.
Installation
1.
Install airlift bracket (5), shim(s) (13) if removed, two control arm brackets (3), and cooler line
bracket (6) on frame rail (11) with eight washers (2), capscrews (7), washers (2), and locknuts (1).
Tighten locknuts (1) to 90 lb-ft (122 N.m).
2.
Install upper control arm (15) on two control arm brackets (3) with two washers (14), capscrews (12),
washers (14), and locknuts (16).
Tighten locknuts (16) to 260 lb-ft (353 N.m).
3.
Install radiator support (8) on airlift bracket (5) with two capscrews (4), washers (10), and lock-
nuts (9).
Tighten locknuts (9) to 37 lb-ft (50 N.m).
4.
Lower front of vehicle.
12-10


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