Translation of original operating instructions
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4. Others
Check for fuel leakage and loose fastenings and damage to major parts, especially handle
joints and guide bar mounting.
If any defects are found, make sure to have them repaired before operating the saw again.
9.2.
Periodical serviece points
1. Cylinders fins
Dust clogging between the cylinder fins will cause
overheating of the engine. Periodically check and
clean the cylinder fins after removing the air cleaner
and the cylinder cover. When installing the cylinder
cover, make sure that switch wires and grommets are
positioned correctly in place.
NOTE:
Be sure to block the air intake hole.
2. Fuel filter
1. Using a wire hook, take out the filter from the
filler port.
2. Disassemble the filter and wash with gasoline or
replace with a new one if needed.
(1) Fuel filter
3. Spark plug
Clean the electrodes with a wire brush and reset the
gap to 0.7 mm as necessary.
4. Sprocket
Check for cracks and for excessive wear
interfering with the chain drive. If the wear is
considerable, replace it with new one. Never
fit a new chain on a worn sprocket, or a worn
chain on a new sprocket.
(1) Break
(2) Chain wheel
(3) Needle bearing
(4) Space washer
(5) Centrifugal clutch
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