TM 9-2320-279-20-2
Wheel Maintenance Instructions (Cont)
12-3.
HUB, WHEEL BEARING AND WEAR RING REMOVAL/INSTALLATlON, NO. 3
AND NO. 4 AXLES (MODEL 480) (M977, M978, M983, M985).
This task covers:
a. Removal
b. Cleaning/Inspection
c., Installation
d. Follow-on Maintenance
INITIAL SETUP
Models
M977, M978, M983, M985
Test Equipment
None
Special Tools
Handle, RD296
Adapter, RD289
Pilot, RD415
Adapter, RD305
References
TM 9-214
Equipment Condition
TM or Para
Condition Description
TM 9-2320-279-10 Shut off engine.
Para 10-5
Axle shaft removed.
Para 12-4
Rear brake drum
removed.
Special Environmental Conditions
None
Supplies
Oil, lubricating, Item 33, Appendix C
General Safety Instructions
Grease, automotive and artillery,
Do not get under vehicle unless supported
Item 23, Appendix C
by jackstands.
Personnel Required
Wheels chocked.
MOS 63S, Heavy wheel vehicle mechanic (2)
a.
Removal.
NOTE
One lockwasher tang is bent down over flat
of each adjusting nut.
(1)
Straighten lockwasher tang (1).
Change 2
12-9
