TM 9-2330-275-14&P
447. HUB, WHEEL BEARINGS, AND BRAKEDRUM REPLACEMENT (Con’t).
2.
Clean and inspect bearings and bearing cones in accordance with TM 9-214.
3.
lnspect brakedrum and hub for cracks or other signs of damage.
4.
lnspect braking surface of brakedrum for scoring or uneven wear.
c.
INSTALLATION AND ADJUSTMENT
1.
lf removed, install new wheel studs (17).
2.
Lubricate and install two bearing cones (12 and 13) and her bearing (16) into hub (3).
3.
Install new seal (18).
4.
Install hub (3) to adapter (2).
5.
Install brakedrum (1) to adapter (2) with ten bolts (11), new Iockwashers (14), and nuts (15).
6.
Install inner bearing (16), hub (3), adapter (2), and brakedrum (1) as an assembly.
7.
8.
9.
10.
11.
Lubricate and install outer bearing (4). Install nut (5).
NOTE
Perform steps 8 and 9 to adjust bearlngs.
While rotating brakedrum (1), tighten nut (5) until hub (3) and outer and inner bearings (4 and 16) start to bind.
Back off nut (5) about 1/8 turn or until binding stops.
Install keywasher (6) and nut (7). Tighten nut.
Install new gasket (8) and cap (9) with eight bolts (10).
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