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INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
WARNING: The muffler on this prod-
uct contains chemicals known to the State of
California to cause cancer.
WARNING: A void touching muffler
unless engine and muffler are cold. A hot
muffler can cause serious burns.
As the unit is used, carbon deposits build up
on the muffler and spark arresting screen,
and must be removed to avoid creating a fire
hazard or affecting engine performance.
Replace the spark arresting screen every 50
hours of operation or if any damage or breaks in
the screen are noted.
NOTE: Do not attempt to clean the spark ar-
resting screen.
1. Loosen and remove two screws from the
heat shield. Remove the heat shield.
2. Loosen and remove both muffler screws
and the muffler from the unit.
Heat
Shield
Screws
Muffler
Screws
3. Remove the spark a rresting screen.
Spark
Arresting
Screen
Muffler with catalyst
4. Install new spark arresting screen.
5. Reinstall muffler andboth mufflerscrews.
Tighten screws securely.
6. Reinstall heat shield and two screws.
Tighten screws securely.
NOTE: If any part of the muf fler is cracked,
broken or damaged, we recommend that the
muffler be replaced.
REPLACE SPARK PLUG
Replace spark plug each year to ensure the
engine starts easier and runs better . Set
spark plug gap at0.020 inch. Ignition timingis
fixed, nonadjustable.
1. Twist, then pull of f spark plug boot.
2. Remove spark plugfromcylinder anddis-
card.
3. Replace with Champion RCJ-6Y spark
plug and tighten securely with a 3/4 inch
socket wrench.
4. Reinstall the spark plug boot.
CARBURETOR ADJUSTMENTS
Your carburetor is equipped with limiter caps.
Carburetor adjustment is a complicated task.
We recommend that you take your un it to an
authorized service dealer. Damage may occur if
you turn the needles beyond the limiter stops.