16.3
Sharpening and Balancing a
Metal Cutting Attachment
Correctly sharpening and balancing metal cutting
attachments requires a lot of practice.
STIHL recommends you have metal cutting
attachments resharpened and balanced by a
STIHL servicing dealer.
► Sharpen the metal cutting attachment as
described in the instructions and on the pack‐
aging supplied with the cutting attachment you
are using.
17 Repairing
17.1
Repairing the Trimmer and
Cutting Attachment
The trimmer and cutting attachment cannot be
repaired by the user.
► If the trimmer or cutting attachment is dam‐
aged: Do not use your trimmer or cutting
attachment and contact your STIHL servicing
dealer.
18 Troubleshooting
18.1
Troubleshooting the Brushcutter and Battery
Fault
LEDs on the
battery
Cause
Remedy
The brushcutter
does not start
when switched
on.
1 LED flashing
green.
State of charge of the
battery is too low.
► Recharge the battery fully as described
in the User Manual for the STIHL AL
101, 300, 500 chargers.
1 LED emits
red light.
The battery is too
warm or too cold.
► Pull the connecting cable plug out of the
socket.
► Allow the battery to cool down or warm
up.
3 LEDs flash
red.
The brushcutter has a
malfunction.
► Pull connecting cable plug out of the
socket and plug in again.
► Switch on the brushcutter.
► If 3 LEDs continue to flash red: Do not
use your brushcutter and contact your
STIHL dealer for assistance.
3 LEDs light
up red.
The brushcutter is too
hot.
► Pull the connecting cable plug out of the
socket.
► Allow the brushcutter to cool down.
4 LEDs fla‐
shing red.
There is a fault in the
battery.
► Pull connecting cable plug out of the
socket and plug in again.
► Switch on the brushcutter.
► If 4 LEDs continue to flash red: Do not
use the battery and contact your STIHL
dealer for assistance.
No electrical contact
between brushcutter
and battery.
► Pull connecting cable plug out of the
socket and plug in again.
► If the brushcutter still does not start
when switched on: Clean the contacts of
the connecting cable as described in the
STIHL AR battery’s user manual or in
the user manual for the “AP belt bag with
connecting cable”.
The brushcutter or
battery is damp.
► Allow the brushcutter or battery to dry.
The brushcutter
cuts out during
operation.
3 LEDs light
up red.
The brushcutter is too
hot.
► Pull the connecting cable plug out of the
socket.
► Allow the brushcutter to cool down.
There is an electrical
fault.
► Pull connecting cable plug out of the
socket and plug in again.
17 Repairing
English
0458-725-9821-D
41