43
42
CUL
TIV
A
TOR
EDGER
PRUNING SA
W
HEDGE TRIMMER
BRUSHCUTTER
Troubleshooting
This troubleshooting section describes possible causes and remedies for problems you might encounter during operation of the machine.
If a problem persists after you have attempted the solutions recommended in this section, contact your dealer for technical assistance. Do
not attempt to disassemble the machine.
Engine does not start
Typical cause
Solution
•
The stop switch is in the STOP position.
•
The fuel has deteriorated or is of poor quality.
•
The carburetor is flooded with excess fuel.
•
The muffler exhaust pipe opening is blocked.
•
The spark plug electrodes are fouled.
•
Set the stop switch to the START position.
•
Use fresh fuel of the correct grade.
•
Turn the choke lever to the position opposite the START
position. Pull the recoil starter cord repeatedly.
•
Using a screwdriver or other appropriate tool, remove the
deposited carbon from the muffler.
•
Clean the electrodes or replace the spark plug.
Engine does not accelerate
Typical cause
Solution
•
The fuel has deteriorated or is of poor quality.
•
The muffler exhaust pipe opening is blocked.
•
Use fresh fuel of the correct grade.
•
Using a screwdriver or other appropriate tool, remove the
deposited carbon from the muffler
Engine stalls when the throttle trigger is released
Typical cause
Solution
•
The idle speed is too low.
•
Adjust the idle speed with the idle-speed adjuster on the
carburetor
The saw chain continues to run though the throttle trigger has been released.
Typical cause
Solution
•
The idle speed is too high.
•
The throttle linkage has little or no play.
•
Adjust the idle speed with the idle-speed adjuster on the
carburetor.
•
Adjust the play on the throttle linkage.
Engine speed fluctuates
Typical cause
Solution
•
The fuel filter is clogged.
•
Clean or replace the fuel filter.
Abnormal noise or vibration occurs
Typical cause
Solution
•
Clamping screws are loose
•
Check the clamping screws and retighten if neccessary.
Fuel Consumption is high
Typical cause
Solution
•
The air cleaner is clogged.
•
Saw chain is requiring more effort to cut
•
Clean the air cleaner
•
Sharpen or replace the saw chain
