Exmark Quest 4500-450 - Manual (Page 35)

Maintenance
Fuel System Maintenance
Replacing the Fuel Filter
Service Interval: Every 100 hours/Yearly
(whichever comes first)
DANGER
In certain conditions, gasoline is extremely
flammable and highly explosive. A fire 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 flame or where a
spark may ignite the gasoline fumes.
Never install a dirty filter 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 the
neutral position, 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 filter is in the fuel line between the tank
and engine.
Figure 27
1. Fuel tank 6. Hose clamps
2. Fuel shut off valve—off 7. Fuel line to engine
3. Fuel shut off valve 8. Filter
4. Fuel shut off valve—on 9. Flow direction arrow
5. Fuel line from tank
4. Turn fuel shut off valve 90° to “off ” position.
5. Squeeze the ends of the hose clamps together and
slide them away from the filter (Figure 27).
6. Remove the filter from the fuel lines.
7. Install a new filter with the flow direction arrow
coming from the fuel tank and pointing to the
engine. Move the hose clamps close to the filter
(Figure 27) to secure it in place.
8. Turn fuel shut off valve back to “on” position.
Electrical System
Maintenance
WARNING
CALIFORNIA
Proposition 65 Warning
Battery posts, terminals, and related
accessories contain lead and lead
compounds, chemicals known to the State of
California to cause cancer and reproductive
harm. Wash hands after handling.
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