2.23.2 Hub and Wheel Bearing Maintenance.
(Continued)
b .
Remove outer bearing cone (5), hub (6); then remove inner cup (7), inner
bearing cone (8), seal (9), and outer cup (10) from hub (6). Discard seal
(9) .
2.23.2.2 Repair.
a.
Wipe all components free of grease and dirt.
Do not use cleaning solvent without proper ventilation and clothing. Do not
smoke or use near open flame or excessive heat. Dry cleaning solvent is
potentially dangerous to personnel and property. Clean parts in a well-
ventilated area. Avoid inhalation of solvent fumes. Wear goggles and rubber
gloves to protect eyes and skin. Wash exposed skin thoroughly. Failure to
obey this warning may result in personal injury or death.
If bearing cone or cup is damaged replace both components as a set.
b .
Inspect bearings (5 and 8) for pitting, scratches, wear, and other damage. If
bearing (5 or 8) is reused clean thoroughly with cleaning solvent and dry
thoroughly.
c .
Inspect all components and mounting hardware for damage.
d.
Replace all defective components.
If bearing packer is not available, lubricate bearings by hand by kneading
grease into and around each and every roller.
2.23.2.3 Service.
Pack bearing assemblies (5 and 8).
2.23.2.4 Installation.
a .
Install outer cup (10) in hub (6).
b .
Install new seal (9), inner bearing cone (8), inner cup (7), and hub (6).
c .
Install outer bearing cone (5) and washer (4).
d .
While rotating hub (6), install castle nut (3) until drag is felt.
e .
Back off castle nut (3) until new cotter pin (2) can be installed.
f .
Install new cotter pin (2) and grease cap (1).
I f
TM 10-4320-344-24
NOTE
NOTE
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