TM 9-2320-280-34
This task covers:
a. Removal
b
Installation
INITIAL SETUP:
Tools
Equipment Condition
General mechanic's tool kit:
Wheel removed (TM 9-2320-280-20).
automotive (Appendix G, Item 1)
Maintenance Level
Materials/Parts
Direct support
Two locknuts (Appendix E, Item 66)
Four locknuts (Appendix E, Item 65)
Manual References
TM 9-2320-280-20
TM 9-2320-280-24P
NOTE
The procedures for removing and installing the four rear upper
control arm brackets are basically the same. This procedure
covers the right rear upper control arm front bracket.
a. Removal
1.
Remove capscrew (2) and clamp (1) from bracket (5) and disconnect vent line (3) from geared
hub (4).
2.
Remove two locknuts (17), washers (13), capscrews (14), washers (13), and upper control arm (15)
from two control arm brackets (16). Discard locknuts (17).
3.
Remove four locknuts (7), washers (8), capscrews (12), washers (8), spacer (10), shim(s) (11) if
present, vent line mounting bracket (9), and control arm bracket (16) from frame rail (6). Discard
locknuts (7).
b. Installation
1.
Install shim(s) (11) if removed, spacer (10), vent line bracket (9), and control arm bracket (16) on
frame rail (6) with four washers (8), capscrews (12), washers (8), and locknuts (7). Tighten
locknuts (7) to 90 lb-ft (122 Nm).
2.
Install upper control arm (15) on two upper control arm brackets (16) with two washers (13),
capscrews (14), washers (13), and locknuts (17). Tighten locknuts (17) to 260 lb-ft (353 Nm).
3.
Connect vent line (3) to geared hub (4) and install clamp (1) on bracket (5) with capscrew (2).
Change 2
