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11. Troubleshooting guide
Danger!
Before troubleshooting, switch off the equipment and remove the battery.
The table below contains a list of problem symptoms and explains what you can do to remedy the
problem if your equipment fails to work properly. If the problem still persists after working through the list,
please contact your nearest service center.
Problem Possible cause Solution
The equipment
does not work.
- Battery charge is low.
- Battery is not correctly inserted.
- Charge battery.
- Remove battery and insert again.
Equipment operates
intermittently.
- Loose connection (external).
- Loose connection (internal).
- ON/OFF switch defective.
- Consult a service center.
- Consult a service center.
- Consult a service center.
Saw chain is dry. - No oil in the tank.
- Vent in the oil tank cap is blocked.
- Oil outlet is blocked.
- Top up with oil.
- Clean the oil tank cap.
- Clear the oil outlet.
Chain/guide bar
is hot.
- No oil in the tank.
- Vent in the oil tank cap is blocked.
- Oil outlet is blocked.
- Chain is blunt.
- Chain is overtensioned.
- Top up with oil.
- Clean the oil tank cap.
- Clear the oil outlet.
- Re-sharpen or replace the chain.
- Check the chain tension.
Chain saw judders,
vibrates or does not
saw properly.
- Chain is undertensioned.
- Chain is blunt.
- Chain is worn.
- Saw teeth point in the wrong
direction.
- Adjust the chain tension.
- Re-sharpen or replace the chain.
- Replace the chain.
- Refi t the chain with the teeth facing
in the correct direction.
If the equipment will not work in spite of the troubleshooting measures and the voltage supply being OK,
please contact a service center.
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