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Air lter
The air lter, if clogged, will reduce the engine performance. Check
and clean the lter element in warm, soapy water as required. Dry
completely before installing. If the element is broken or shrunk,
replace with a new one (MA1).
(1) Air lter
Fuel lter
When the engine runs short of fuel supply, check the fuel cap and the
fuel lter for blockage (MA2).
(1) Fuel lter
Spark plug
Starting failure and mis-ring are often caused by a fouled spark plug.
Clean the spark plug and check that the plug gap is in the correct
range.
IMPORTANT
Note that using any spark plug other than those designated may result in the engine failing
to operate properly or in the engine becoming overheated and damaged.
To install the spark plug, rst turn the plug until it is nger tight, then tighten it a quarter turn
more with a socket wrench.
Tightening torque: 9.8~13.7 Nm
Muer
WARNING
Inspect periodically the muer for loose fasteners, any damage or corrosion. If any sign of
exhaust leakage is found, stop using the machine and have it repaired immediately. Note
that failing to do so may result in the engine catching on re.
Spark arrester (MA4)
The muer is equipped with a spark arrester to prevent red hot carbon
from ying out of the exhaust outlet. Periodically inspect and clean as
necessary with a wire brush.
(1) Spark arrester