English
Error
LEDs on the
battery
when switched
on.
1 LED lights
up steady red.
3 LEDs flash
red.
3 LEDs light
up red.
4 LEDs flash
red.
The hedge trim‐
3 LEDs light
mer cuts out
up red.
during operation.
Hedge trimmer's
running time is
too short.
The STIHL con‐
nected app is
unable to find the
battery with
.
18.2
Product Support and Assis‐
tance on Use
Product support and assistance on use are avail‐
able from STIHL servicing dealers.
34
Cause
The battery is too
warm or too cold.
There is a malfunction
in the hedge trimmer.
The cutting blades do
not run freely.
The hedge trimmer is
too hot.
There is an error in
the battery.
No electrical contact
between the hedge
trimmer and battery.
The hedge trimmer or
battery is damp.
The hedge trimmer is
too hot.
There is an electrical
error.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
®
The Bluetooth
radio
interface on the bat‐
tery or mobile device
is deactivated.
Excessive distance
between the battery
and the mobile
device.
For contacts and other information, please visit
https://support.stihl.com or www.stihl.com.
Remedy
► Remove the battery.
► Allow the battery to cool down or warm
up.
► Remove the battery.
► Clean the electrical contacts in the bat‐
tery compartment.
► Insert the battery.
► Switch on the hedge trimmer.
► If 3 LEDs continue to flash red: Do not
use your hedge trimmer and contact your
STIHL authorized dealer for assistance.
► Spray both sides of cutting blades with
STIHL resin solvent.
► If 3 LEDs continue to flash red: Do not
use your hedge trimmer and contact your
STIHL authorized dealer for assistance.
► Remove the battery.
► Allow the hedge trimmer to cool down.
► Remove battery and reinsert it.
► Switch on the hedge trimmer.
► If 4 LEDs continue to flash red: Do not
use the battery and instead contact a
STIHL authorized dealer for assistance.
► Remove the battery.
► Clean the electrical contacts in the bat‐
tery compartment.
► Insert the battery.
► Allow the hedge trimmer or battery to dry,
19.5.
► Remove the battery.
► Allow the hedge trimmer to cool down.
► Remove the battery and reinsert it.
► Switch on the hedge trimmer.
► Fully charge the battery as described in
the User Manual for STIHL AL 101, 301,
301-4, 500 and 501 chargers.
► Replace battery.
► Activate the Bluetooth
the battery or mobile device.
► Reduce the distance,
► If the STIHL connected app is still unable
to find the battery: Contact a STIHL
authorized dealer.
18 Troubleshooting
®
radio interface on
19.1.
0458-069-9601-A