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Service Spark Plug
Service the spark plug every 100 hours of operation or
yearly, whichever occurs first.
WARNING
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wire where itcannot contact spar_ plug_
Clean area around spark plug.
Remove and inspect spark plug.
Replace spark plug if the electrodes are worn, or if
the insulator is cracked or chipped.
For replacement use either the standard resistor
spark plug, Champion RC12YC or the long life
platinum spark plug, Champion RC12PYP.
Check electrode gap with wire feeler gauge and
set gap at 0.020 inches (0.50ram), if necessary.
Carburetor
If you think your carburetor needs adjusting, see your
nearest Sears service center. Engine performance
may be affected at altitudes above 3000 to 5000 feet.
For operation at higher elevations, contact your
nearest Sears service center.
Spark Arrester Service
Your engine is not factory-equipped with a spark
attester. In some areas, it is illegal to operate an
engine without a spark attester. Check local laws and
regulations. A spark attester is available from your
nearest Sears service center. For the part number cell
1-800-366-PART.
The spark attester must be serviced every 50 hours to
keep it functioning as designed.
If the engine has been running, the muffler will be very
hot. Allow the muffler to cool before servicing the
spark attester.
Remove spark attester screen for cleaning and
inspection.
Replace if screen is damaged.
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6. Install spark plug, tighten securely.
NOTE: You can purchase a new spark plug by calling
1-800-366-PART.
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