Cooling System Maintenance; Cleaning The Engine Screen And Engine Oil Cooler; Servicing The Engine-Oil Cooler; Cleaning The Engine Cooling Fins And Shrouds - Toro Z Master 8000 Series Operator's Manual

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
44).
Important:
Make sure that the spring
washers are installed correctly as shown in
Figure 43 and Figure
5. Install the dust cap.
Figure 43
Front Caster
1. Spring washers
2. Locknut
Figure 44
Rear Caster
1. Spring washers
(Figure 43 and Figure
44.
g001297
3. Dust cap
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Cooling System
Maintenance
Cleaning the Engine Screen
and Engine Oil Cooler
Service Interval: Before each use or daily
Remove any buildup of grass, dirt, or other debris
from the oil cooler.
Before each use remove any buildup of grass,
dirt, or other debris from the engine screen. This
helps ensure adequate cooling and correct engine
speed and reduces the possibility of overheating and
mechanical damage to the engine.
Servicing the Engine-Oil
Cooler
Service Interval: Every 100 hours
1. Move the speed-control lever to the N
position to stop the machine.
2. Disengage the PTO, engage the parking brake,
shut off the engine, and wait for all moving parts
to stop.
3. Remove the fuel-tank mounting nuts and swing
out the fuel tank.
4. Keep the oil cooler free of debris by cleaning the
fins with a brush.
5. Swing the fuel tank in and secure it with the
mounting nuts.
6. Back the mounting nuts off 1/2 turn to allow for
tank expansion.
Cleaning the Engine
Cooling Fins and Shrouds
Service Interval: Every 100 hours/Yearly (whichever
comes first)
1. Move the speed-control lever to the N
position to stop the machine.
2. Disengage the PTO, engage the parking brake,
shut off the engine, and wait for all moving parts
to stop.
3. Remove the air-intake screen and fan housing.
4. Clean the debris and grass from the engine
parts.
5. Install air-intake screen and fan housing.
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