Checking the Wheel Lug Nuts
Check and torque the wheel lug nuts to 122 to 129 N∙m (90
to 95 ft-lb).
Checking the Wheel-Hub
Slotted Nut
Service Interval: After the first 100 hours
Every 500 hours
Check and ensure that the torque of the slotted nut is 286 to
352 N∙m (211 to 260 ft-lb).
Note: Do not use anti-seize compound on the wheel hub.
1. Slotted nut
Adjusting the Caster-Pivot
Bearing
Service Interval: Every 500 hours/Yearly (whichever comes
first)
1. Disengage the blade-control switch (PTO), move the
motion-control levers to the N
and set the parking brake.
2. Shut off the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Remove the dust cap from caster and tighten the
locknut
(Figure
69).
Figure 68
-
EUTRAL
LOCK
4. Tighten the locknut until the spring washers are flat,
and then back off a 1/4 turn to properly set the preload
on the bearings
Important: Make sure that the spring washers are
installed correctly as shown in
5. Install the dust cap
1. Spring washers
2. Locknut
position,
47
(Figure
69).
Figure
(Figure
69).
Figure 69
3. Dust cap
69.