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7
MAINTENANCE
WARNING:
Disconnect the spark
plug before performing maintenance except
for carburetor adjustments.
CHECK FOR LOOSE
FASTENERS AND PARTS
S
Spark Plug Boot
S
Air Filter
S
Housing Screws
S
Assist Handle Screws
S
Debris Shield
CHECK FOR DAMAGED OR
WORN PARTS
Contact an authorized service dealer for re-
placement of damaged or worn parts.
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ON/STOP Switch -- Ensure ON/STOP
switch functions properly by pushing and
releasing the switch. Make sure engine
stops. Wait 5 seconds before attempting to
restart unit to allow switch to reset. Restart
engine and continue.
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Fuel Tank -- Discontinue use of unit if fuel
tank shows signs of damage or leaks.
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Debris Shield -- Discontinue use of unit if
debris shield is damaged.
INSPECT AND CLEAN UNIT AND
LABELS
S
After each use, inspect complete unit for
loose or damaged par ts. Clean the unit and
labels using a damp cloth with a mild deter-
gent.
S
Wipe off unit with a clean dry cloth.
CLEAN AIR FILTER
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after every
5 hours of operation.
1. Clean the cover and the area around it to
keep dir t from fa llin g into the carb ureto r
chamber when the cover i s removed.
2. Remove par ts as illustrate d.
NOTE:
To avoid creating a fire hazard or
producing harmful evaporative emissions, do
not clean filter in gasoline or other flammable
solvent.
3. Wash the filter in soap and w ater.
4. Allow filter to dry.
5. Add a few drops of oil to the filter; squeeze
the filter to distribute oil.
6. Replace par ts.
Air Filter Cover
Air Filter
Screws
MUFFLER AND SPARK ARREST-
ING SCREEN
WARNING:
The m uf fler on this prod-
uct contains chemicals know n to the State of
California to cause cancer.
As your unit is used, carbon deposits build up
on the muffler and spark arresting screen and
must be removed to avoid creating a fire haz-
ard or affecting engine performance.
For normal homeowner use, the muffler and
spark arresting screen will not require any
service. After 50 hours of use, we recom-
mend that your muffler be serviced or re-
placed by your authorized service dealer.
REPLACE SPARK PLUG
Replace the spark plug each year to ensure
the engine starts easier and runs better. Set
spark plug gap at 0.025 inch. Ignition timing is
fixed and nonadjustable.
1. T w ist, then pull off spark plug boot.
2. Remove spark plug from cylinder and dis-
card.
3. Replace with Cham pion R C J -6Y spar k plug
and tighten securely with a 3/4 inch socket
wr ench.
4. Reinstall the spar k plug boot.