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Clean engine
•
Clean engine periodically. Remove dirt and
debris with a cloth or brush. Cleaning with a
forceful spray of water is not recommended as
water could contaminate the fuel system.
•
Frequently remove dirt and debris from cooling
fins, and air intake screen. See Figure 14.
•
To ensure smooth operation of the engine, keep
the governor linkage, springs and controlsfree
of debris. This will help ensure adequate cooling
and correct engine speed. See Figure 14.
Spark Plug
Clean spark plug and reset the gap to .030 inches at
least once a season or every 100 hours of operation.
See Figure 15. Refer to engine parts list for correct
spark plug type.
•
Clean area around spark plug. Remove and
inspect spark plug.
Replace if electrodes are pitted, burned or the
porcelain is cracked.
•
Check electrode gap with wire feeler guage and
reset gap to ,030 inches. See Figure 15.
NOTE: Do not sandblast spark plug. Spark plug
should be cleaned by scraping or wire brushingand
washing with a commercial solvent.
Cooling Fins
Air Intake
.030" Feeler Gauge
Figure 14
Levers &
Linkage
Spark Plug
Figure 15
16
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