TM 5-3895-373-34
D.
INSTALL - Continued.
c.
Pack tapered roller bearing (11) with grease.
d.
Apply a light film of grease to inside diameter of
tapered roller bearing (11) and mating journal of
hub drive shaft (6).
e.
Set up hub drive shaft (6), spline end up, on
hydraulic press frame. Support hub drive shaft
with parallel support blocks.
f.
Place track drive hub (5) over hub drive shaft (6).
NOTE
A minimum of 20 tons press force is
required
to
drive
tapered
roller
bearing (11) onto hub drive shaft (6).
g.
Center tapered roller bearing (11) on hub drive
shaft (6). Using cylindrical driver on inside
diameter of bearing, carefully drive bearing down
until bearing just meets installed tapered roller
cup.
WARNING
Track
drive
hub
weighs
approximately 125 lbs (57 kg). To
avoid personal injury, use a hoist
when lifting track drive hub. Ensure
lifting chain, hook, etc. are in good
condition and are of correct capacity.
The lifting hook must not be side
loaded.
Personnel shall stay clear of objects
being lifted during hoist operations.
Do not work on objects suspended
by a hoist. A swinging or shifting
load may cause serious injury or
death to personnel.
h.
Use overhead hoist to transport track drive hub
(5) with installed hub drive shaft (6) to work
bench.
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