Checking The Tire Pressure; Checking The Wheel Lug Nuts; Adjusting The Caster-Pivot Bearing - Toro 74141 Operator's Manual

Left control lever shown
1. Control lever
2. Bolt

Checking the Tire Pressure

Service Interval: Every 50 hours/Monthly (whichever
comes first)
Maintain the air pressure in the front and rear tires at 90 kPa
(13 psi). Uneven tire pressure can cause uneven cut. Check
the tires when they are cold to get the most accurate pressure
reading.
Figure 51
3. Stop plate
Figure 52

Checking the Wheel Lug Nuts

Service Interval: After the first 8 hours
Yearly
Check and torque the wheel lug nuts to 122 to 136 N-m (90
to 100 ft-lb).
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 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
41
53).
(Figure 53).
Figure
(Figure 53).
Figure 53
3. Dust cap
53.