Cooling System Maintenance; Cleaning The Air-Intake Screen; Cleaning The Cooling System; Brake Maintenance - Toro GrandStand 72507 Operator's Manual

Mower with 48in, 52in, or 60in turbo force cutting unit
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Cooling System
Maintenance
Cleaning the Air-Intake
Screen
Service Interval: Before each use or daily
Before each use, remove any buildup of grass, dirt,
or other debris from the cylinder and cylinder-head
cooling fins, air-intake screen on the flywheel end,
and the carburetor-governor levers and linkage. This
helps ensure adequate cooling of the engine and the
correct engine speed, and it reduces the possibility of
overheating or mechanical damage to the engine.
Cleaning the Cooling
System
Service Interval: Every 100 hours—Check and
clean the engine cooling fins and
shrouds (more often in dirty or dusty
conditions).
1.
Park the machine on a level surface, 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
(Figure
64).
4.
Clean the debris and grass from the engine
parts.
5.
Install the air-intake screen and fan housing
(Figure
64).
Figure 64
1. Guard and engine
air-intake screen
g031343
2. Fan housing

Brake Maintenance

Testing the Parking Brake

Service Interval: Before each use or daily
Before each use, test the parking brake on both a
level surface and slope.
Always engage the parking brake when you stop the
machine or leave it unattended. If the parking brake
does not hold securely, adjust it.
1.
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.
Disengage the parking brake.
4.
Engage the brake lever and ensure that the
machine does not move.
5.
Adjust the brake if needed.

Adjusting the Brakes

1.
Remove the fuel tank; refer to
Fuel Tank (page
2.
Loosen the bolt on the cable clamp on the left
side of the machine.
1. Cable
2. Cable clamp
3.
Pull down on the cables until they are taut.
4.
Tighten the nut.
5.
Install the fuel tank, cross bracket, and cushion.
44
Removing the
36).
Figure 65
3. Bolt and nut
g031396

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