TM 9-2330-251-14&P
4-37. HUB, WHEEL BEARING, AND BRAKEDRUM MAINTENANCE (M416A1).
This Task Covers:
Assembly
d.
Removal
a.
Installation
e.
b.
Disassembly
f,
Wheel Bearing Adjustment
c.
Cleaning and Inspection
Initial Setup:
Materials/Parts:
Equipment Conditions:
Wheel removed (para 3-7) .
Sealing compound (Item 3, Appendix E)
Tools/Test Equipment:
Grease (Item 5, Appendix E)
General mechanic's tool kit
Dry cleaning solvent (Item 10, Appendix E)
Floor jack
One cotter pin
Jackstand
One oil seal
References:
TM 9-214
WARNING
DO NOT handle brakeshoes, brakedrums, or other brake components unless area
has been properly cleaned. There may be asbestos dust on these components
which can be dangerous if you touch it or breathe it. Wear an approved filter mask
and gloves. Never use compressed air or a dry brush to clean brake components.
Dust may be removed using an industrial-type vacuum cleaner. Clean dust or mud
away from brake components with water and a wet, soft brush or cloth. Failure to
follow this warning may result in serious illness or death to personnel.
Position a suitable jackstand under rear corner of chassis (4). Lower and remove floor jack,
1.
2.
Remove dust cap (10) from brakedrum (11).
Remove cotter pin (9) from slotted nut (8) and spindle (13). Discard cotter pin,
3.
4.
Remove slotted nut (8) from spindle (1 3).
Remove keywasher (7) and outer bearing (6) from brakedrum (11),
5.
Remove brakedrum (11) from spindle (13).
6.
Remove oil seal (1) from brakedrum (11) and discard.
1.
2.
Remove inner bearing (2) from brakedrum (11).
4-62
