Checking the Wheel Lug Nuts
Service Interval:
After the first 100 hours
Every 500 hours
Check and torque the wheel lug nuts to 122-129 N-m (90-95
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 on wheel hub.
g024607
Figure 62
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 neutral-locked position,
and set the parking brake.
2.
Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3.
Remove the dust cap from the caster and tighten the
locknut (Figure 63).
4.
Tighten the locknut until the spring washers are flat and
then back off a 1/4 turn to properly set the pre-load on
the bearings (Figure 63).
Important:
Make sure that the spring washers are
installed correctly as shown in Figure 63.
5.
Install the dust cap (Figure 63).
Figure 63
1.
Spring washers
3.
Dust cap
2.
Locknut
46
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