TM 9-2320-289-20
8-3.
FRONT LOCKING HUB REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Materials/Parts
Too/s/Test Equipment
• One “O” ring seal
•
Snapring
pliers
• Grease (Item 26, Appendix C)
•
Torque
wrench
• Screwdriver bit set, J-29843
1.
Remove 6 screws
Snapring (3)
but may be installed if desired.
(1) and locking hubcap unit (2).
NOTE
may not be on truck. Snapring is not necessary for operation,
2.
Remove
“O“
ring
seal
(4)
and
Iockring (5). Remove snapring (3)
from axle shaft (7), Remove locking
hub body unit (6) from wheel hub (8).
Discard “O” ring seal.
• Clean all components
before installation.
NOTE
and axle shaft (7), and lubricate with grease
• Flat side of snapring (3) must face inward.
1.
Position locking hub body unit (6) in wheel hub (8). Install snapring (3) on axle shaft (7)
groove. Install Iockring (5) and new “O” ring seal (4) on inside of locking hubcap unit (2).
2.
Aline tabs (9) with locking hub body unit (6) slots and install locking hubcap unit (2) with 6
screws (1). Tighten screws to 45 lb.-in. (5 N•m).
FOLLOW-ON TASKS:
• Check operation of locking hub.
TA49720
8-4
