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 TM 9-2330-202-14&P
4-43.1. HUB, BRAKEDRUM, AND WHEEL BEARINGS MAINTENANCE (M101A1 AND
M116A1) (CONTINUED).
f.
WHEEL BEARING ADJUSTMENT
1.
Install wheel and tire assembly (para 4-44) but leave jackstand under axle.
2.
Remove six capscrews (1), lockwashers (2), access cover (3), and paper gasket (4). Discard lock-
washers and paper gasket.
3.
Remove outer bearing sleeve nut (5) and key washer (6).
4.
Loosen adjusting nut (7). Turn wheel and tire assembly (22) until wheel and tire assembly binds.
Loosen adjusting nut 1/6 turn or until wheel and tire assembly does not bind.
5.
Try to move wheel and tire assembly (22) by rocking. Wheel and tire assembly should not move. If it
does move, repeat step 4 above.
6.
Mate key washer (9) and spindle. Slide key washer against adjusting nut (7). Dowel pin (23) should
enter one of the holes in key washer. If dowel pin does not enter hole in key washer, perform step 7
below.
7.
Remove key washer (9). Turn it over and reinstall. If dowel pin (23) does not enter hole in key
washer, perform step 8 below.
8.
Loosen adjusting nut (7) and repeat steps 4 thru 7 above.
9.
Install outer bearing sleeve nut (5), new paper gasket (4), access cover (3), six new lockwashers (2),
and cap screws (1).
10.
Raise trailer with jack and remove jackstand. Lower trailer to ground.
438-008
FOLLOW-ON TASKS:
None.
Change 2 4-90.5
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