Spark Arrester; Exhaust Muffler - Maruyama P23-10 Manual Del Operador

5. DO NOT overlook cleaning of the cooling air intake
area below the crankcase and above the fuel tank!
This area must be free of debris and obstruction for
the engine to cool properly.
6. Reinstall the fan cover and the filter cover.

Spark Arrester

WARNING
• POTENTIAL HAZARD
• Muf fler surface becomes hot when the
Pruner is in operation and remains hot
for some time after the engine is shut
off.
WHAT CAN HAPPEN
• Contact with hot muffler surfaces could
cause a burn.
HOW TO AVOID THE HAZARD
• Make sure the muf fler is cool before
i n s p e c t i n g a n d c l e a n i n g t h e s p a r k
arrester.
Maintenance Interval
• The spark arrester should be inspected and
cleaned after every 25 hours of use.
• Replace the screen if it cannot be thoroughly
cleaned, or if it is damaged.
Spark Arrester Maintenance
1. With the engine at ambient (room) temperature,
loosen the knob and remove the air filter cover.
2. Twist the high tension lead boot on the spark plug
back and forth a couple of times to loosen the boot,
then pull the boot off of the spark plug.
3. Loosen the knob and lift off the cylinder cover.
4. Remove and clean the tail, gasket and spark arrester
with a safety solvent and a stiff brush. If any part
cannot be thoroughly cleaned, it must be replaced.
5. Reinstall the spark arrester and tail onto the muffler,
then reinstall and tighten the two socket headscrews.
6. Reinstall the cylinder cover and the air filter cover.

Exhaust Muffler

Maintenance Interval
The muffler should be inspected and cleaned after each
100 hours of use.
Muffler Maintenance
1. With the engine at ambient (room) temperature,
loosen the knob and remove the air cleaner cover.
2. Twist the high tension lead boot on the spark plug
back and forth a couple of times to loosen the boot,
then pull the boot off of the spark plug.
3. Loosen the knob and lift off the cylinder cover.
4. Remove the spark arrester (see spark arrester
maintenance), Clean the muffler with a stiff brush.
IMPORTANT
Don't use solvent for cleaning inside of
muffler, because of the catalytic converter in
muffler.
Be careful not to allow any dirt or debris to
fall into the exhaust port, as this can cause
engine damage.
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