19 Troubleshooting
19 Troubleshooting
19.1
Troubleshooting Battery or Cordless Product
Fault
LEDs and
Beeps
Cordless product
1 LED flashes
does not run
green and 6
after switch-on or
long beeps
cuts out during
sound.
operation.
1 LED emits
red light.
3 LEDs flash
red.
3 LEDs light up
red.
4 LEDs flash
red and short
beeps sound in
quick succes‐
sion.
Runtime of cord‐
less product is
too short.
Battery cannot
be found with the
STIHL app.
Charge process
1 LED emits
does not start
red light.
when the AP
adapter is inser‐
ted in the char‐
ger.
0458-820-9921-B
Cause
State of charge of the
battery is too low.
The battery is too
warm or too cold.
There is a malfunction
in the battery.
Cordless product too
hot.
There is a fault in the
battery.
No electrical contact
between cordless pro‐
duct and battery.
Cordless product or
battery damp.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
®
Bluetooth
radio inter‐
face on the battery or
mobile device is deac‐
tivated.
Distance between bat‐
tery and mobile
device is too long.
The battery is too
warm or too cold.
Remedy
► Recharge the battery fully as described
in this User Manual and in the User
Manual for the STIHL AL 300, 301-4 and
500 chargers.
► Disconnect the battery.
► Allow the battery to cool down or warm
up.
► Disconnect battery and reconnect.
► Switch on the cordless product.
► If 3 LEDs continue to flash red: Contact
your STIHL servicing dealer for assis‐
tance.
► Disconnect the battery.
► Wait for cordless product to cool down.
► Take the battery off your back.
► Disconnect battery and reconnect.
► Switch on the cordless product.
► If 4 LEDs continue to flash red and short
beeps sound in quick succession: Do not
use or transport the battery, contact your
STIHL servicing dealer.
► Disconnect battery and reconnect.
► If the cordless product still does not run
when switched on or cuts out during
operation: Clean contacts of the connec‐
ting cable.
► Allow cordless product / battery to dry.
► Fully charge the battery as described in
the User Manual for the STIHL AL 300,
301-4 and 500 chargers.
► Replace the battery.
► Activate Bluetooth
®
the battery or mobile device.
► Reduce distance,
► If the battery still cannot be found with
the STIHL app: contact a STIHL servi‐
cing dealer for assistance.
► Leave AP adapter in the charger.
Charging starts automatically as soon as
the permitted temperature range is rea‐
ched.
English
radio interface on
20.1.
29