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19 Troubleshooting
19.1 Troubleshooting Pole Pruner and Battery
19 Troubleshooting
Condition
LEDs on Battery
Cause
Remedy
Pole pruner does not
run when switched
on.
1 LED flashes
green
Battery has low charge.
► Recharge the battery fully as described in the
instruction manual for the STIHL AL 101, 300, 500
chargers.
1 LED glows red. Battery too hot or too cold. ► Remove the battery.
► Allow battery to cool down / warm up.
3 LEDs flash red. There is a malfunction in
the pole pruner.
► Remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
► Switch on the pole pruner.
► If 3 LEDs continue to flash red: Do not use your
pole pruner and contact your STIHL servicing
dealer for assistance.
3 LEDs glow red The pole pruner is too hot. ► Remove the battery.
► Allow the pole pruner to cool down.
4 LEDs flash red. There is a malfunction in
the battery.
► Remove battery and insert it again.
► Switch on the pole pruner.
► If 4 LEDs continue to flash red: Do not use the
battery and contact your STIHL dealer for
assistance.
No electrical contact
between pole pruner and
battery.
► Remove the battery.
► Clean contacts in battery compartment.
► Fit the battery.
Pole pruner or battery
damp.
► Allow pole pruner or battery to dry.
Pole pruner cuts out
during operation.
3 LEDs glow red The pole pruner is too hot. ► Remove the battery.
► Allow the pole pruner to cool down.