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 TM 9-2320-303-24-1
FRONT HUB, DRUM, WHEEL BEARINGS, AND SEAL REPLACEMENT - CONTINUED
0154 00
INSTALLATION
WARNING
Brakeshoe linings and inside drum friction surface must be free of all oil/grease and other contaminants
prior to assembly to ensure maximum braking capability. Oil/grease and other contaminants may compro-
mise braking that could lead to a serious accident resulting in injury and/or death.
NOTE
Perform step 1 if new bearing races or new bearings are being installed.
1.
Install outer bearing race (4) and inner bearing race (7) in bore of hub (5).
NOTE
Ensure ABS tone ring seat on hub is clean and seat is not damaged. If seat is damaged, replace hub.
2.
If removed, install ABS tone ring (6) on hub (5) as follows:
a.
Place ABS tone ring (6) on hub ring seat (22) with inside diameter flange of ring up.
b.
Center installation tool over ABS tone ring (6).
c.
Using driver handle and hammer or mallet, drive ABS tone ring (6) onto hub ring seat (22). Inspect ring to ensure
complete seating on hub (5).
5
6
22
3.
Coat two wheel bearings (8 and 12) with clean gear lubricating oil.
4.
Install inner wheel bearing (8) and new oil seal (9) in hub (5).
5.
Apply coat of gear lubricating oil to axle spindle (10).
CAUTION
To prevent damage to equipment, do not unseat oil seal or wheel bearing when mounting hub.
6.
Mount hub (5) fully over axle spindle (10).
7.
Fill cavity in hub (5) with gear lubricating oil.
8.
Install outer wheel bearing (12) in hub (5).
0154 00-3
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