TM-9-2320-272-24-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4
JUNE 1998
TM-9-2320-272-24-1 - Page 803 of 1015
TM 9-2320-272-24-1
3-160. FRONT AXLE SEAL REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP:
APPLICABLE MODELS
All
SPECIAL TOOLS
Oil seal installer tool (Appendix E, Item 91)
TOOLS
General mechanic’s tool kit (Appendix E, Item 1)
MATERIALS/PARTS
Oil seal (M939/A1) (Appendix D, Item 496)
Oil seal (M939A2) (Appendix D, Item 495)
REFERENCES (TM)
TM 9-2320-272-10
TM 9-2320-272-24P
EQUIPMENT CONDITION
l
Parking brake set (TM 9-2320-272-10).
l
Front axle shaft and universal joint removed
(para. 3-154).
Remove oil seal (1) from steering knuckle housing (2). Discard oil seal (1).
b. Installation
Using oil seal installer, install new oil seal (1) in steering knuckle housing (2).
FOLLOW-ON TASK: Install front axle shaft and universal joint (para. 3-154).
3-439
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