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 Move hub and brake drum assem-
( 3 ) Remove bearings.
bly on axle spindle to loosen outer cone and roller
bearing assembly (N, fig. 51). Remove cone and roller
bearing
assembly
from
axle.
Inner
cone
and
roller
bearing assembly (G, fig. 51) is removed with hub.
With offset screwdriver, remove oil seal and then re-
move inner cone and roller bearing assembly from hub.
Do not remove bearing cups from hub unless they
require replacement. If oil seal wiper on axle requires
replacement, notify ordnance maintenance.
b.
Clean
and
Lubricate
Hub
and
Bearings. W a s h
cone
and
roller bearing assemblies, hubs, and axle spindles with mineral
spirits
paint
thinner
or
dry-cleaning
solvent.
Use brush to
remove
old
lubricant.
Inspect
bearings,
cups
in hubs), and
hubs for indication of wear or damage and replace parts if
not serviceable.
Replace bearing cups (h and i below) if
worn, distorted or scored. Inspect hub for cracks
or
damage.
Lubricate bearings and hubs (par. 39c(3)).
c.
Installation of Hub and Brake Drum on Axle.
(1)
Install
bearings.
Position inner cone and roller bear-
TAGO 1321B
83
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