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18 Troubleshooting
18.1
Troubleshooting Pole Pruner and Battery
Fault
LEDs on the
battery
Cause
Remedy
Pole pruner does
not run when
switched on.
1 LED flashing
green.
State of charge of the
battery is too low.
► Charge battery as described in the User
Manual for chargers STIHL AL 101, 300,
500.
1 LED emits
red light.
The battery is too
warm or too cold.
► Remove the battery.
► Allow the battery to cool down or warm
up.
3 LEDs
flash red.
There is a malfunction
in the pole pruner.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Switch on the pole pruner.
► If 3 LEDs continue flashing red: Do not
use the pole pruner and contact a STIHL
specialist dealer.
3 LEDs light
up red.
The pole pruner is too
hot.
► Remove the battery.
► Allow the pole pruner to cool down.
4 LEDs
flash red.
There is a fault in the
battery.
► Remove battery and reinsert it.
► 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 electrical contacts in the battery
compartment.
► Insert battery.
Pole pruner or battery
damp.
► Allow pole pruner or battery to dry.
Pole pruner cuts
out during opera‐
tion.
3 LEDs light
up red.
The pole pruner is too
hot.
► Remove the battery.
► Allow the pole pruner to cool down.
There is an electrical
fault.
► Remove battery and reinsert it.
► Switch on the pole pruner.
The saw chain is
over-tensioned.
► Tension the saw chain as specified.
The pole pruner
cutting perfor‐
mance deteriora‐
tes.
The saw chain has
not been correctly
sharpened.
► Sharpen chain as specified.
The saw chain is
over-tensioned.
► Tension the saw chain as specified.
The chain lubrication
system is supplying
insufficient saw chain
oil.
► Do not use your pole pruner and contact
your STIHL servicing dealer for assis‐
tance.
Runtime of pole
pruner is too
short.
The battery is not fully
charged.
► Fully charge battery as described in the
User Manual for chargers STIHL AL 101,
300, 500.
The battery service
life has been excee‐
ded.
► Replace battery.
Smell of smoke
or burning in the
cutting area.
The saw chain has
not been correctly
sharpened.
► Sharpen chain as specified.
18 Troubleshooting
English
0458-813-9621-B
43
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