Checking The Wheel-Hub Slotted Nut; Adjusting The Caster-Pivot Bearing - Toro 74946 Operator's Manual

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
g027341
Figure 63
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. 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 caster and tighten the
locknut (Figure
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
49
-
EUTRAL LOCK
64).
(Figure 64).
Figure
(Figure 64).
Figure 64
3. Dust cap
position,
64.