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18 Troubleshooting
18.1 Troubleshooting Chainsaw or Battery
Condition
LEDs on Battery
Saw does not start
1 LED flashes
when switched on.
green.
1 LED glows red. Battery too hot or too cold. ► Engage the chain brake and remove the battery.
3 LEDs flash red. Malfunction in saw.
3 LEDs glow red. Chainsaw is too hot.
4 LEDs flash red. There is a malfunction in
Saw cuts out during
3 LEDs glow red. Chainsaw is too hot.
operation
74
Cause
Battery has low charge.
the battery.
No electrical contact
between the chainsaw and
battery.
Saw or battery damp
There is a electrical
malfunction.
Remedy
► Recharge the battery fully as described in the
instruction manual for the STIHL AL 101, 300, 500
chargers.
► Allow battery to cool down / warm up.
► Engage the chain brake and remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Disengage the chain brake.
► Switch on the saw.
► If 3 LEDs continue to flash red: Do not use your
chainsaw and contact your STIHL servicing dealer
for assistance.
► Engage the chain brake and remove the battery.
► Allow chainsaw to cool down.
► Engage the chain brake, remove and refit the
battery.
► Disengage the chain brake.
► Switch on the saw.
► If 4 LEDs continue to flash red: Do not use the
battery and contact your STIHL dealer for
assistance.
► Engage the chain brake, remove and refit the
battery.
► Allow saw or battery to dry
► Remove the battery.
► Allow chainsaw to cool down.
► Remove battery and insert it again.
► Switch on the saw.
18 Troubleshooting
0458-701-9921-E