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Maintenance
Cleaning the Blower Housing
Service Interval: Every 100 hours/Yearly
(whichever comes rst)
More often under dirty
conditions.
To ensure proper cooling, make sure the grass screen,
cooling ns, and other external surfaces of the engine
are kept clean at all times.
1. Remove the blower housing and any other cooling
shrouds.
2. Clean the cooling ns and external surfaces as
necessary.
3. Make sure the cooling shrouds are reinstalled
Important: Operating the engine with a blocked
grass screen, dirty or plugged cooling ns,
and/or cooling shrouds removed, will cause
engine damage due to overheating.
Fuel System Maintenance
Replacing the Fuel Filter
Service Interval: Every 100 hours/Yearly
(whichever comes rst)
DANGER
In certain conditions, gasoline is extremely
ammable and highly explosive. A re or
explosion from gasoline can burn you and others
and can damage property.
• Perform any fuel related maintenance when
the engine is cold. Do this outdoors in an
open area. Wipe up any gasoline that spills.
• Never smoke when draining gasoline, and
stay away from an open ame or where a
spark may ignite the gasoline fumes.
Never install a dirty lter if it is removed from the
fuel line.
1. Park the machine on a level surface and disengage
the blade control switch.
2. Move the motion control levers outward to
engage parking brake, stop the engine, remove the
key, and wait for all moving parts to stop before
leaving the operating position.
3. The fuel lter is in the fuel line between the tank
and engine.
Figure 28
1. Tee tting, vent line 5. In-line fuel lter
2. Emissions lter
6. Flow direction arrow
3. Open port
7. Fuel line to engine
4. Fuel line from tank
8. Hose clamp
4. Squeeze the ends of the hose clamps together and
slide them away from the lter (Figure 28).
5. Remove the lter from the fuel lines.
6. Install a new lter with the ow direction arrow
coming from the fuel tank and pointing to the
engine. Move the hose clamps close to the lter
(
Figure 28) to secure it in place.
Servicing the Emissions
Filter
Service Interval: Yearly
The machine is equipped with a emissions lter
(Figure 28) connected to a tee tting on the vent line
coming from the gas tank. The lter has an open port
by design. The lter should be inspected regularly.
Replace the lter if the lter is dirty or clogged.
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