Oil filter 
Fuel filter Oil tank cap 
Fuel tank cap
Adjusting screw
Decrease 
Increase
Groove
Oil hole
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.
•Pull it out through oil filling hole with a piece of steel wire or the like.
•If the filter is dirty, wash it in gasoline or replace it.
•When the inside of the tank gets dirty, rinsing the tank out with gasoline can clean it.
AUTOMATIC OILER
•The discharge volume of the automatic oiler is adjusted to 4 mL/min approximately at 7,000 r/min, prior to shipment from factory.
-To increase the delivery volume, turn the adjusting screw counterclockwise.
When the screw touches stopper and stops, this position indicates maximum discharge volume. (13 to 14 mL/min at 7,000 r/min)
-Do not turn the adjusting screw beyond the maximum or minimum limit of volume adjustment.
GUIDE BAR
•Clean before using.
-Clean the groove of the guide bar with a small screwdriver.
-Clean oil holes with a wire.
•Check sprocket and the clutch and clean the bar mount area before installation of thebar. Replace either or both if worn.
Worn : 0.5 mm | SPROCKET | |
• The damaged sprocket will cause premature | ||
| ||
| damage or wear of saw chain. | |
| - When the sprocket has worn out 0.5 mm or | |
| more, replace it. | |
| • Check sprocket when you install new chain. | |
| Replace it if worn. |
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