Fault
LEDs on the
battery
Cause
Remedy
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; contact a STIHL servic‐
ing dealer.
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.
Runtime of pole
pruner is too
short.
The battery is not fully
charged.
► Fully charge battery as described in the
User Manual for the STIHL AL 101, 300,
301-4, 500 chargers.
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.
Insufficient saw chain
oil in the oil tank.
Fill up with saw chain oil.
The chain lubrication
system is supplying
insufficient saw chain
oil.
Do not use your pole pruner and contact
your STIHL servicing dealer for assistance.
The saw chain is
over-tensioned.
Tension the saw chain as specified.
The pole pruner is not
being used correctly.
Have correct use explained, then practice.
The battery with
cannot be
found with the
STIHL app.
Bluetooth
®
radio inter‐
face on the battery or
mobile device is deac‐
tivated.
► Activate Bluetooth
®
radio interface on the
battery or mobile device.
Distance between bat‐
tery and mobile
device is too long.
► Reduce distance, 20.4.
► If battery still cannot be found with the
STIHL app: Contact a STIHL dealer for
assistance.
English
19 Troubleshooting
22
0458-698-0121-B