Cooling System
Maintenance
Cleaning the Air Intake Screen
Service Interval: Before each use or daily
Before each use remove any build-up of grass, dirt
or other debris from the cylinder and cylinder head
cooling fins, air intake screen on flywheel end, and
carburetor-governor levers and linkage. This will help
insure adequate cooling and correct engine speed and
will reduce the possibility of overheating and mechanical
damage to the engine.
Cleaning the Cooling System
Service Interval: Every 100 hours—Check and clean
engine cooling fins and shrouds.
1. Disengage the PTO and set the parking brake.
2. Stop 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 62).
4. Clean the debris and grass from the engine parts.
5. Install the air intake screen and fan housing
(Figure 62).
1. Guard
2. Engine air intake screen
3. Bolt
45
1
2
3
4
5
g017626
Figure 62
4. Fan housing
5. Screw