Spark plug
Air filter
Cleaner cover knob
Air cleaner cover
Choke control knob
AIR FILTER
•Check before every use.
•Close choke.
•Loosen cleaner cover knob, and remove air cleaner cover and air filter.
•Brush off dust lightly, or clean with compressed air, or replace the air filter.
•Reinstall air filter and cover.
CHECK FUEL SYSTM
•Check before every use.
•After refueling, make sure fuel does not leak from around fuel pipe, fuel grommet or fuel tank cap.
•In case of fuel leakage there is a danger of fire. Stop using the machine immediately and request your dealer to inspect or replace.
0.65 mm (0.026 in.)
SPARK PLUG
•Check periodically.
•The standard spark gap is 0.65 mm (0.026 in.).
•Correct the spark gap if it is wider or narrower than the standard gap.
•Fastening torque: 15 to 17 N·m (130 to 145 in. lb.).
Fuel tank cap 
Fuel filer
FUEL FILTER
•Check periodically.
•Do not allow dust to enter fuel tank.
•A clogged filter will cause difficulty in starting engine or abnormalities in engine performance.
•Pull the fuel filter out through fuel inlet port with a piece of steel wire or the like.
•When the filter is dirty, replace it.
•When the inside of the fuel tank is dirty, rinsing the tank out with gasoline can clean it.
OIL FILTER
•Check periodically.
•Do not allow dust to enter into oil tank.
•A clogged oil filter will affect the normal lubricating system.
•Wash the oil tank and filter element with an approved solvent.
•If damage or deterioration is noted on the oil suction line, the saw must be removed from service until it can be inspected by a ECHO- trained service technician.
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