27
CAUSE
SOLUTION
The carburetor mixture adjustment setting is incorrect
The fuel mixture is incorrect
Drain the fuel tank and add fresh, properly mixed fuel
The spark plug is incorrectly gapped
Clean, gap or replace the spark plug
The spark arrestor screen is plugged
Clean the spark arrestor screen
The air
fi
lter is dirty
Clean or replace the air
fi
lter
The carburetor mixture adjustment setting is incorrect
The fuel is old and/or improperly mixed
Drain the fuel tank and add fresh, properly mixed fuel
The air
fi
lter is plugged
Clean or replace the air
fi
lter
The spark plug is fouled
Clean, gap or replace the spark plug
The carburetor mixture adjustment setting is incorrect
The air
fi
lter is plugged
Clean or replace the air
fi
lter
The fuel is old and/or improperly mixed
Drain the fuel tank and add fresh, properly mixed fuel
THE ENGINE HESITATES
The unit was started incorrectly
Follow all Starting and Stopping Instructions
The carburetor mixture adjustment setting is incorrect
Contact our service center
The spark plug is fouled
Clean, gap or replace the spark plug
The fuel tank is empty
Fill the fuel tank with properly mixed fuel
The fuel
fi
lter is plugged
The choke is in the wrong position
Move the choke to
fully
close
The spark arrestor screen is dirty
Clean the spark arrestor screen
The air
fi
lter is dirty
Clean the air
fi
lter
The carburetor mixture adjustment setting is incorrect
The chain is dull
Sharpen the chain
The chain is on backwards
Reverse the direction of the chain
TROUBLESHOOTING
The chain tension is too tight
Adjust the chain tension
The
chain
oil
tank
is empty
Re
fi
ll the bar lube reservoir
The guide bar groove and/or oil passages are dirty
Clean the guide bar groove and oil passages
The oil
fl
ow from the automatic oiler to low
Increase the oil
fl
ow from the automatic oiler
The chain tension is too tight
Adjust the chain tension
The guide bar and chain are assembled incorrectly
Refer to Removing/Replacing the Guide Bar and Chain
The guide bar and chain are damaged
Inspect the guide bar and chain for damage
The drive assembly is damaged
Refer to Service Information
The chain brake is engaged
Disengage the chain brake
THE CHAIN DOES NOT ROTATE WHILE THE ENGINE IS RUNNING
THE CHAIN ROTATES, BUT DOES NOT CUT
THE GUIDE BAR AND CHAIN ARE RUNNING HOT AND SMOKING OR STUCK
THE UNIT STARTS, BUT THE ENGINE HAS LOW POWER
THE UNIT WILL NOT START OR STARTS BUT DOES NOT CONTINUE TO RUN
THERE IS NO POWER WHEN THE UNIT IS UNDER LOAD
THE ENGINE RUNS ERRATICALLY
THE ENGINE SMOKES EXCESSIVELY
Contact our service center
Contact our Amazon service
Contact our service center
Contact our service center
Contact our service center