Troubleshooting - Lista MPB-20 Manual De Instrucciones

TROUBLESHOOTING

The following table gives checks and actions that you can perform if your machine does not operate
correctly. If these do not identify/remedy the problem, contact your service agent.
WARNING: Switch off and remove the battery pack before investigating fault.
Symptom
Chain saw fails to
operate.
Chain saw operates
intermittently.
Dry chain.
Chain/chain bar
over-heats.
Chain saw rips,
vibrates, does not
saw properly.
Possible Cause
Out of battery.
Fuse faulty.
Over heating
Applying too much pressure
while cutting.
Loose connection.
Internal wiring defective.
On/Off switch defective.
No oil in reservoir.
Vent in oil filler cap clogged.
Oil passage clogged.
No oil in reservoir.
Vent in oil filler cap clogged.
Oil passage clogged.
Chain is over tensioned.
Dull chain.
Chain tension too loose.
Dull chain.
Chain worn out.
Chain teeth are facing in the
wrong direction.
Remedy
Charge the battery pack.
Replace fuse.
Place the machine in a cool,
ventilated place to cool it down.
Applying relatively less pressure
while cutting.
Contact service agent.
Contact service agent.
Contact service agent.
Refill oil.
Clean cap.
Clean oil passage outlet.
Refill oil.
Clean cap.
Clean oil passage outlet.
Adjust chain tension.
Sharpen chain or replace.
Adjust chain tension.
Sharpen chain or replace.
Replace chain.
Reassemble with chain in
correct direction.
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