Checking The Tire Pressure; Adjusting The Caster-Pivot Bearing - Toro 74534 Operator's Manual

1 6
2 3 4
6
2
Figure 56
1. Proximity switch target
2. Proximity switch
3. Bolts and nuts
4
5
G015609
4. Bolt attached to the
motion-control lever
5. Distance between 0.51
to 1.02 mm (0.02 to 0.04
inches) is needed
6. Jam nut

Checking the Tire Pressure

Service Interval: Every 50 hours/Monthly (whichever
comes first)
Maintain the air pressure in the rear tires at 83 to 97 kPa (12
to 14 psi).
Important: Uneven tire pressure can cause an uneven
cut.
Note: The front tires are semi-pneumatic tires and do not
require air-pressure maintenance.
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
lock nut (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
41
Figure 57
58).
(Figure 58).
Figure
(Figure 58).
58.