To do a check of the guide bar
1. Make sure that the oil channel is not blocked. Clean
if it is necessary.
2. Examine if there are burrs on the edges of the guide
bar. Remove the burrs using a file.
3. Clean the groove in the guide bar.
4. Examine the groove in the guide bar for wear.
Replace the guide bar if it is necessary.
5. Examine if the guide bar tip is rough or very worn.
1036 - 003 -
6. Make sure that the bar tip sprocket turns freely and
that the lubricating hole in the bar tip sprocket is not
blocked. Clean and lubricate if it is necessary.
7. Turn the guide bar daily to extend its life cycle.
To adjust the chain oil flow
WARNING: Stop the motor before you make
adjustments to the oil pump.
•
Turn the adjustment screw for the oil pump. Use a
screwdriver or the combination wrench.
a) Turn the adjustment screw counterclockwise to
increase the oil flow.
b) Turn the adjustment screw clockwise to decrease
the oil flow.
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