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PERIODIC MAINTENANCE AND ADJUSTMENT
7-10
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not dripping.
5. Insert the sponge material into the
air filter case.
NOTICE:
Make sure
that the sponge material is prop-
erly seated in the air filter case.
The engine should never be op-
erated without the sponge mate-
rial installed, otherwise the
piston(s) and/or cylinder(s) may
become excessively worn.
[ECA15621]
6. Install the air filter case cover by in-
stalling the screw.
7. Install the seat.
EAU41220
Cleaning the spark arrester
The spark arrester should be cleaned
at the intervals specified in the periodic
maintenance and lubrication chart.
WARNING
EWA10980
●
Always let the exhaust system
cool prior to touching exhaust
components.
●
Do not start the engine when
cleaning the exhaust system.
TIP
Make sure to select a well-ventilated
area free of combustible materials to
clean the spark arrester.
1. Remove the tailpipe by removing
the screw, and then pulling it out of
the muffler.
2. Tap the tailpipe lightly, and then
use a wire brush to remove any
carbon deposits from the spark ar-
rester portion of the tailpipe and in-
side of the tailpipe housing.
Recommended oil:
Yamaha foam air filter oil or other
quality foam air filter oil
1. Tailpipe
2. Screw
3. Muffler
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