Genie Z Series Maintenance Manual page 168

Maintenance Manual
Programmed Maintenance Procedures
6 Remove the dust cap from the hub. Remove
the cotter pin from the castle nut.
7 Tighten the castle nut to specification, to seat
the bearings.
S-40, S-45, Z-45/25 IC, Z-30/20N,
Z-34/22N, Z-33/18, Z-34/22 IC
Z-34/22 BE, Z-40/23, Z-45/25 DC, Z-45/25
BE
8 Loosen the castle nut and re-tighten to
specification.
S-40, S-45, Z-45/25 IC, Z-30/20N,
Z-34/22N, Z-33/18, Z-34/22 IC
Z-34/22 BE, Z-40/23, Z-45/25 DC, Z-45/25
BE
9 Check for wheel bearing wear by attempting to
move the wheel hub side to side, then up and
Result: If there is no side to side or up and
down.
down movement, continue with step 11 and
Result: If there is side to side or up and down
grease the wheel bearings.
movement, continue to step 11 and replace
the wheel bearings with new ones.
Note: When replacing a wheel bearing, both the
inner and outer bearings, including the pressed-in
races, must be replaced.
10 Remove the dust cap from the hub. Remove
the cotter pin from the castle nut.
11 Remove the castle nut.
12 Pull the hub off of the spindle. The washer and
outer bearing should fall loose from the hub.
13 Place the hub on a flat surface and gently pry
the bearing seal out of the hub. Remove the
rear bearing.
14 Pack both bearings with clean, fresh grease.
156
15 Place the large inner bearing into the rear of
the hub.
16 Install a new bearing grease seal into the hub
by pressing it evenly into the hub until it is
flush.
35 ft-lbs
17 Slide the hub onto the yoke spindle.
47 Nm
158 ft lbs
214 Nm
8 ft-lbs
18 Place the outer bearing into the hub.
11 Nm
35 ft lbs
19 Install the washer and castle nut.
47 Nm
20 Tighten the slotted nut to specification, to seat
the bearings.
S-40, S-45, Z-45/25 IC, Z-30/20N,
Z-34/22N, Z-33/18, Z-34/22 IC
Z-34/22 BE, Z-40/23, Z-45/25 DC, Z-45/25
BE
21 Loosen the castle nut and re-tighten to
specification.
S-40, S-45, Z-45/25 IC, Z-30/20N,
Z-34/22N, Z-33/18, Z-34/22 IC
Z-34/22 BE, Z-40/23, Z-45/25 DC, Z-45/25
BE
22 Install a new cotter pin. Bend the cotter pin to
lock it in.
Note: Always replace the cotter pin with a new one
when removing the castle nut or when checking the
torque of the castle nut.
23 Install the dust cap, then the tire and wheel
assembly. Torque the wheel lug nuts to
specification. Refer to Specifications, Tires
and Wheels Specifications.
S ® Booms • Z ® Booms
Component damage hazard. Do
not apply excessive force or
damage to the lip of the seal may
occur.
Part No. 1268489GT
April 2018
35 ft-lbs
47 Nm
158 ft lbs
214 Nm
8 ft-lbs
11 Nm
35 ft lbs
47 Nm