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TM 5-4210-220-12
4-32. FRONT AXLE - Continued
4-32.3 Hub Assembly.
This task covers
a.
Replacement
b.
Repair
TOOLS
Shop Equipment, Automotive
Maintenance and Repair,
NSN 4910-00-754-0705
EQUIPMENT CONDITION
Main Engine Shutdown (see para. 2-10)
APU Engine Shutdown (see para. 2-12)
Batteries Disconnected (see para. 4-24.12)
Rear Wheels Blocked
Applicable Front Wheel Removed (see para. 4-23.1)
Axle Drained of Oil (see LO 5-4210-220-12)
Air Tanks Drained
MATERIALS/PARTS
3, Appendix E Antiseize Compound
16, Appendix E Grease
302411 Hub Oil Seal
302410 Oil Seal Spacer
302328 Bearing Cone
302329 Bearing Cup
302407 Brake Drum
302417 Stud RH
302408 Stud LH
302406 Wheel Hub
302414 Wheel Nut RH
302334 Wheel Nut LH
302330 Wheel Bearing Nut
302332 Capscrew
90859 Lockwasher
3023321 Bearing Nut Lock
302335 Hub Cap
302434 Capscrew
30422 Lockwasher
REPLACEMENT
WARNING
Accidents causing serious or fatal
injuries may occur unless the truck is
supported by maintenance trestles.
Never rely on hydraulic jacks or
mechanical lifting devices for support.
NOTE
Hub repair is limited to replacement of
components. When removing hub,
inspect components, and replace as
required. This procedure is applicable
to left or right hub assembly. To carry
out bearing adjustment only, carry out
steps 1 thru 3 and 15 thru 18.
(1) Back off slack adjuster brake adjustment,
see para. 4-32.5 to provide sufficient lining
clearance so that brake drums can be easily
removed.
(2) Remove nuts (1), lockwashers (2), and hub
cap (3).
NOTE
Puller screw holes are provided if
difficulty
is
experienced
in
removing hub cap.
4-596
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