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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 that adequate cooling and correct engine
speed, and 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.
1.
Disengage the PTO and set 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
61).
4.
Clean the debris and grass from the engine
parts.
5.
Install the air-intake screen and fan housing
(Figure
61).
Figure 61
1. Guard and engine
air-intake screen
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2. Fan housing
Brake Maintenance
Servicing the Brake
Before each use, check the brakes on a level surface
and slope.
Always set the parking brake when you stop the
machine or leave it unattended.
Important:
If the parking brake does not hold
securely, adjust it.
Checking the Parking Brake
Service Interval: Before each use or daily
1.
Park the machine on a level surface and
disengage the PTO.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Release the 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.
45
Removing the
37).
Figure 62
3. Bolt and nut
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