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

Servicing the Engine-Oil
Cooler
Service Interval: Every 100 hours
1. Park the machine on a level surface, move the
speed-control lever to the N
disengage the 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 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. Park the machine on a level surface, move the
speed-control lever to the N
disengage the 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 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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47

Brake Maintenance

Adjusting the Parking
Brake
Service Interval: After the first 100 hours
Every 500 hours thereafter
Make sure that the brake is adjusted properly. Follow
this procedure when you remove or replace a brake
component.
1. Park the machine on a level surface, move the
speed-control lever to the N
disengage the 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. Release the parking brake.
4. Tilt the seat forward.
5. Check and ensure that there is no slack between
the parking-brake handle and the linkage.
6. If an adjustment is necessary, remove the clevis
pin and rotate the linkage counterclockwise to
lengthen it or clockwise to shorten it.
Figure 57
1. Parking brake
2. Rotate yoke
3. Clevis pin
7. Measure the compressed spring length on both
vertical spring assemblies.
Note:
The spring should measure between 6 to
7 cm (2.35 to 2.85 inches). If necessary, adjust
the nut at the top of the vertical spring assembly
to achieve this distance.
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4. Speed-control lever
5. Steering levers