Cub Cadet Z-Wing - Manual (Page 65)

Cub Cadet Commercial Z-Wing
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27. FRONT AXLE AND CASTER WHEELS
27.1. The front wheels mount to the front caster
yokes. See Figure 27.1.
• The wheels, bearings and tires are replaced as a
complete assembly when they are worn or dam-
aged.
• The tires may be plugged or sealed in accor-
dance with the instructions in the operator’s
manual.
• Front tires are inflated to between 20-25 psi
(1.38-1.72 Bar), with a maximum pressure of 28
psi (1.93 Bar).
27.2. Lubrication: Wheel bearings, caster yoke spin-
dles, and the front axle pivot point are all to be
lubricated at weekly intervals using #2 Multipur-
pose lithium-based grease, in accordance with
the Operator’s Manual.
Figure 27.1
27.3. The front wheels can be removed from the
yokes using a pair of 3/4” wrenches.
See Figure 27.3.
• Lift and safely support the axle before removing
a wheel.
• Grease zerks and valve stems face outward for
easy access.
• The wheels each ride on two straight roller bear-
ings.
• The roller bearings ride against a spacer tube.
• The caps the hold the bearings in place act as
thrust bearings within the yoke.
27.4. Installation: If the locking feature of the nut has
worn, replace the nut or apply a small amount of
thread locking compound such as Loctite 242
(blue) to the threads. Tighten the nut to 105 ft-lb
(142 Nm).
Figure 27.3
Zerk
Bearing cap
Valve stem
Spacer tube