TM 5-3895-373-34
A.
REMOVE - Continued.
j.
Set track drive hub (5) down on work bench.
Crib track drive hub in horizontal axis. Securely
chock both sides of large flange to keep track
drive hub from rolling. Remove overhead hoist
chain hook from hex head cap screw (3).
k.
Remove hex nut (8), flat washer (7), and hex
head cap screw (3) from track drive hub (5).
3.
REMOVE HUB DRIVE SHAFT.
a.
Flatten keyed tabs on lockwasher (9).
b.
Install adapter between drive sprocket gear
mounting studs to keep hub drive shaft (6) from
turning.
c.
Use sliding tee handle and lock nut torquing
adapter to unscrew bearing self-locking nut (10).
Remove nut and lockwasher (9). Discard
lockwasher.
d.
Use overhead hoist to transport track drive hub
(5) to hydraulic press frame. Set up track drive
hub on press bed. Evenly crib up track drive hub
flange to provide at least 2-1/2 in. (64 mm)
clearance between drive sprocket gear mounting
studs and press bed.
e.
Center hub drive shaft (6) below press arbor.
Place machinery wiping towel or similar padding
below track drive hub (5) to cushion fall of hub
drive shaft.
f.
Press hub drive shaft (6) squarely out of track
drive hub (5). Transport track drive hub and hub
drive shaft back to work bench.
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