Genie Z-60/34, Service Manual

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Part No. 75861 Genie Z-60/34 4 - 61
November 2003 Section 4 • Repair Procedures
REV A
Axle Components
10-1
Hub and Bearings, 2WD Models
How to Remove the
Hub and Bearings, 2WD Models
1 Loosen the wheel lug nuts. Do not remove
them.
2 Block the non-steering wheels and place a
lifting jack of ample capacity under the steer
axle.
3 Raise the machine 6 inches / 15 cm and place
blocks under the chassis for support.
Crushing hazard. The machine
may fall if not properly supported.
4 Remove the lug nuts. Remove the tire and
wheel assembly.
5 Remove the dust cap, cotter pin and
castle nut.
Always use a new cotter pin when
installing a castle nut.
6 Pull the hub off the spindle. The washer and
outer bearing should fall loose from the hub.
7 Place the hub on a flat surface and gently pry
the bearing seal out of the hub.
8 Remove the rear bearing.
How to Install the Hub and
Bearings, 2WD Models
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 Press the bearing seal evenly into the hub
until it is flush.
4 Slide the hub onto the yoke spindle.
Component damage. Do not
apply excessive force or damage
to the lip of the seal may occur.
5 Place the outer bearing into the hub.
6 Install the washer and castle nut.
7 Tighten the castle nut to 35 ft-lbs / 47 Nm to
seat the bearing.
8 Fully loosen the castle nut, then re-tighten to
8 ft-lbs / 11 Nm.
9 Install a new cotter pin. Bend the cotter pin
to secure the castle nut.
Always use a new cotter pin when
installing a castle nut.
10 Install the dust cap, then the tire and wheel
assembly. Torque the wheel lug nuts to
specification. Refer to Section 2, Specifications.