Troubleshooting - Stihl FSA 120.0 R Instruction Manual

20 Troubleshooting

► If the trimmer or cutting attachment is dam‐
aged: Do not use your trimmer or cutting
attachment and contact your STIHL servicing
dealer.
19.2 Servicing and Repairing the
Battery
The battery requires no servicing and cannot be
repaired.
20 Troubleshooting
20.1 Troubleshooting the brushcutter or battery
Fault LEDs on the
battery
The brushcutter 1 LED flashes
does not start green.
when switched
on.
1 LED lights
up red.
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.
0458-029-0101-A
► If the battery has a malfunction or is damaged:
Replace the battery.
Cause
The state of charge of
the battery is too low.
The battery is too
warm or too cold.
The brushcutter has a
malfunction.
The brushcutter is too
hot.
There is a fault in the
battery.
No electrical contact
between brushcutter
and battery.
The brushcutter or
battery is damp.
Trigger is pressed
before activating the
release slide.
The brushcutter is too
hot.
There is an electrical
fault.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
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 the electrical contacts in the bat‐
tery compartment.
► Insert battery.
► Switch on the brushcutter.
► If 3 LEDs continue to flash red: Do not
use your brushcutter; contact a STIHL
authorized dealer for assistance.
► Remove the battery.
► Allow the brushcutter to cool down.
► Remove the battery and reinsert it.
► Switch on the brushcutter.
► If 4 LEDs continue to flash red: Do not
use the battery; contact a STIHL author‐
ized dealer.
► Remove the battery.
► Clean electrical contacts in the battery
compartment.
► Insert battery.
► Allow the brushcutter or battery to dry,
21.4.
► Switch on the brushcutter as described in
this User Manual.
► Remove the battery.
► Allow the brushcutter to cool down.
► Remove the 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.
English
19