Checking The Wheel-Lug Nuts; Checking The Wheel-Hub Slotted Nut; Adjusting The Caster-Pivot Bearings - Toro Z Master Professional 5000 Series Operator's Manual

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 wheel hub.
Figure 64
1. Slotted nut
Adjusting the Caster-Pivot
Bearings
Service Interval: Every 500 hours/Yearly (whichever
1. Disengage the blade-control switch (PTO), move
the motion-control levers to the N
position, and engage 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 the caster and tighten
the locknut
4. Tighten the locknut until the spring washers are
flat and then back off 1/4 turn to properly set the
pre-load on the bearings
Important:
washers are installed correctly as shown in
Figure 65.
5. Install the dust cap.
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1. Spring washers
2. Locknut
55
comes first)
EUTRAL
(Figure 65).
(Figure 65).
Make sure that the spring
Figure 65
Front Caster
3. Dust cap
-
LOCK
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