Checking The Wheel-Hub Slotted Nut; Adjusting The Caster-Pivot Bearing; Servicing The Gearbox - Toro Z Master Professional 7000 Series Operator's Manual

Checking the Wheel-Hub
Slotted Nut
Service Interval: After the first 100 hours—Check the
wheel-hub slotted nut.
Every 500 hours—Check the wheel-hub slotted
nut.
Torque the slottled nut to 286 to 352 N∙m (211 to 260
ft-lb).
Note:
Do not use anti-seize compound on the wheel
hub.
Adjusting the Caster-Pivot
Bearing
Service Interval: Every 500 hours/Yearly (whichever
comes first)
1. Park the machine on a level surface, disengage
the blade-control switch (PTO), 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 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
Figure 66.
5. Install the dust cap
66).
(Figure 66).
(Figure 66).
1. Spring washers
2. Locknut

Servicing the Gearbox

Checking the Gearbox-Oil Level
Service Interval: Every 100 hours
Use SAE 75W-90 synthetic gear lube.
1. Park the machine on a level surface, disengage
the blade-control switch, 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 side or rear plug on the gearbox
(Figure 67).
4. The oil should be up to the opening of the
gearbox.
5. Add oil if needed to bring it to the correct level.
49
Figure 66
3. Dust cap
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