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Page Title:
REAR WHEEL HUB MAINTENANCE - continued |
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 TM 9-2320-386-24-1-1
0173 00
REAR WHEEL HUB MAINTENANCE (Contd)
ASSEMBLY
CAUTION
All mating surfaces must be clean and dry prior to wheel hub
assembly. Failure to do so may weaken ability of adhesive to hold air.
NOTE
Perform steps 1 through 9 if inner and outer bearing cups were
removed.
1.
Apply a thin layer of adhesive to counterbore ledge of inner bearing cup (16) and outer bearing cup (1).
2.
Drive new seal retainers (17) and (2) with quad seals (18) and (3) in inner bearing cup (16) and
outer bearing cup (1) evenly. Wipe off any excess adhesive.
3.
Apply adhesive on inner counterbore ledge of hub (4).
4.
Apply adhesive to outer side of inner bearing cup (16) and mating surface of hub (4).
5.
Drive inner bearing cup (16) with new seal retainer (17) and quad seal (18) in hub (4). Ensure seal
retainer (17) is seated against counterbore ledge of hub (4).
6.
Apply adhesive on outer counterbore ledge of hub (4).
7.
Apply adhesive to outer side of outer bearing cup (1) and mating surface of hub (4).
8.
Drive outer bearing cup (1) with new seal retainer (2) and quad seal (3) in hub (4). Ensure seal
retainer (2) is seated against counterbore ledge of hub (4).
9.
Lubricate quad seals (3) and (18) in new seal retainers (2) and (17) sparingly with GAA grease.
10.
Lubricate new quad seals (3) and (18) sparingly with GAA grease prior to installing.
11.
Install new quad seals (3) and (18) in seal retainers (2) and (17).
NOTE
Pack inner bearing with GAA grease prior to installation.
12.
Install inner bearing (15) in inner bearing cup (16) and tap inner bearing (15) to seat into inner
bearing cup (16).
NOTE
Perform step 13 if wheel studs were removed.
13.
Install five new wheel studs (19) on hub (4). Ensure wheel studs (19) are seated against hub (4).
14.
Apply sealant to male threads of elbows (21) and (22) and new hollow stud (23).
15.
Install new hollow stud (23) on hub (4).
16.
Install elbow (22) on new hollow stud (23).
17.
Install elbow (21) on hub (4).
18.
Install tube (20) on elbows (21) and (22).
19.
Install adapter (9) and slinger (10) on drum (8) with ten new screws (11), inspection plate (7), ten
new lockwashers (6), and nuts (5). Tighten nuts (5) 31-39 lb-ft (42-53 Nm).
20.
Install hub (4) on adapter (9) with eight new lockwashers (14) and screws (13). Tighten screws (13)
81-104 lb-ft (110-141 Nm).
21.
Install new safety wire (12) on eight screws (13).
0173 00-4
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