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Air Cleaner
All engines have a round air cleaner cartridge. In
addition, some engines have a pre-cleaner.
Pre-cleaner
To clean pre-cleaner (if equipped), separate it from
cartridge and wash in liquid detergent and water.
Squeeze dry in a clean cloth.
Dual element air cleaner
COVER
KNOB
FOAM PRE-CLEANER
BODY
CARTRIDGE
FASTENERS
PLATE
Removing and Installing Air Cleaner
1. Unhook clips on both sides of cover and remove
cover.
2. Remove knob and plate. Carefully remove air
cleaner assembly to prevent debris from entering
carburetor.
3. Reassemble clean (or new) pre-cleaner on clean
(or new) cartridge.
4. Reinstall air cleaner assembly, plate and knob in
body.
5. Replace cover and reattach clips to body.
Ensure air cleaner, retainer, and cover
are properly installed before starting
engine.
WARNING
Do not use pressurized air or solvents to clean
cartridge. Pressurized air can damage cartridge;
solvents will dissolve cartridge.
CAUTION
Spark Plug
Check the spark plug every 100 hours. Replace the
spark plug if upon inspection the electrode
Ê is burned
or worn. Ensure the spark plug is clean. Check the gap
Ë with a wire gauge Ì and reset to .76 mm or 0.030
in. if necessary.
Note: In some areas, local law requires using resistor
spark plug to suppress ignition signals. If this engine
was originally equipped with resistor spark plug, use
same type for replacement.
Ê
Ì
Ë