Troubleshooting - Stihl FSA 90 Instruction Manual

20 Troubleshooting

20 Troubleshooting
20.1 Troubleshooting the Brushcutter or Battery
Fault LEDs on the
battery
The brushcutter 1 LED flashing
does not start green.
when switched
on.
1 LED emits
red light.
3 LEDs flash
red.
3 LEDs light
up red.
4 LEDs
flash red.
The brushcutter 3 LEDs light
cuts out during up red.
operation.
The runtime of
the brushcutter is
too short.
STIHL connected
app is unable to
find the battery
with .
20.2 Product Support and Assis‐
tance on Use
Product support and assistance on use are avail‐
able from STIHL servicing dealers.
0458-709-9821-D
Cause
State of charge of the
battery is too low.
The battery is too
warm or too cold.
The brushcutter has a
malfunction.
Trimmer is too hot.
There is a fault in the
battery.
No electrical contact
between brushcutter
and battery.
The brushcutter or
battery is damp.
Trimmer is too hot.
There is an electrical
fault.
The battery is not fully
charged.
The battery life has
been exceeded.
®
Bluetooth radio inter‐
face on the battery or
mobile device is deac‐
tivated.
Excessive distance
between battery and
mobile device.
For contacts and other information, please visit
https://support.stihl.com or www.stihl.com.
Remedy
► Recharge the battery fully as described in
the User Manual for the STIHL AL 101,
301, 301-4, 500 chargers.
► Remove the battery.
► Allow the battery to cool down or warm
up.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Switch on the brushcutter.
► If 3 LEDs continue to flash red: Do not
use your brushcutter and contact your
STIHL dealer for assistance.
► Remove the battery.
► Allow trimmer to cool down.
► Remove battery and reinsert it.
► Switch on the brushcutter.
► If 4 LEDs continue to flash red: Do not
use the battery; contact a STIHL authori‐
zed dealer.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Allow the brushcutter or battery to dry,
21.4.
► Remove the battery.
► Allow trimmer to cool down.
► Remove battery and reinsert it.
► Switch on the brushcutter.
► Recharge the battery fully as described in
the User Manual for the STIHL AL 101,
301, 301-4, 500 chargers.
► Replace battery.
► Activate Bluetooth
®
battery or mobile device.
► Reduce distance,
► If the battery still cannot be found with
the STIHL connected app: Contact a
STIHL authorized dealer for assistance.
English
radio interface on the
21.2.
45