Table of Contents
Advertisement
Service and Repair Manual
Steer Axle Components
12-1 Hub and Bearings
How to R emove the Hub and Bearings
How to Remove the Hub and
Bearings
1
Loosen the wheel lug nuts. Do not remove
them.
2
Block the non-steer wheels and place a lifting
jack under the steer axle.
3
Raise the machine. Place blocks under the
drive chassis for support.
4
Remove the lug nuts. Remove the tire and
wheel assembly.
5
Remove the dust cap, cotter pin and castle
nut.
Note: Always use a new cotter pin when installing a
castle nut.
6
Pull the hub off the yoke spindle. The washer
and outer bearing should fall loose from the
hub.
7
Place the hub on a flat surface and gently pry
the grease seal out of the hub. Remove the
inner bearing.
Note: When removing a bearing, always use a new
inner bearing seal.
58
Z®-45/25 Bi-Energy • Z®-45/25J Bi-Energy
How to Install the Hub and
How to Ins tall the H ub and Bearings
Bearings
Note: When replacing a wheel bearing, both the
inner and outer bearings, including the pressed-in
races, must be replaced.
1
Be sure that both bearings are packed with
clean, fresh grease.
2
Place the large inner bearing into the rear of
the hub.
3
Install a new bearing grease seal into the hub
by pressing it evenly into the hub until it is
flush.
Note: Always replace the bearing grease seal when
removing the hub.
4
Slide the hub onto the yoke spindle.
Component damage hazard. Do
not apply excessive force or
damage to the lip of the seal may
occur.
5
Fill the hub cavity with clean, fresh grease.
6
Place the outer bearing into the hub.
7
Install the washer and castle nut.
8
Tighten the castle nut to 158 ft-lbs / 214 Nm to
seat the bearings.
Note: Rotate the hub by hand while torquing the
castle nut to make sure the bearings seat properly.
August 2023
Part No. 1268546GT
Advertisement
Table of Contents
