22 Troubleshooting Guide
22 Troubleshooting Guide
22.1 Troubleshooting
Always remove the activation key before carrying out any inspection, cleaning or maintenance.
Condition
LEDs on the
Trimmer
3 LEDs flash
red.
Trimmer does not
start when switched
on.
1 LED flashes
green.
3 LEDs glow
red.
Trimmer cuts out
3 LEDs glow
during operation.
red.
Runtime is too short.
Trimmer is not being
3 LEDs glow
charged.
red.
0458-718-8621-A
Cause
Remedy
Malfunction in
► Do not attempt to use. The trimmer has a malfunction and
trimmer.
must be checked by a servicing dealer.
Activation key not
► Remove the activation key, @ 13.2.
fully inserted.
► Visually check the electrical contacts of the activation key.
► Reinsert the activation key, @ 13.1.
Less than 20%
► Charge the trimmer, @ 9.
charge remaining.
Integrated battery
► Remove the activation key, @ 13.2.
too hot.
► Allow the trimmer to cool down gradually at ambient
temperatures of about 50 °F to 68 °F (10 °C to 20 °C).
Moisture in trimmer. ► Allow the trimmer to dry.
Trimmer too hot.
► Remove the activation key, @ 13.2.
► Allow the trimmer to cool down gradually at ambient
temperatures of about 50 °F to 68 °F (10 °C to 20 °C).
Electrical
► Switch off the trimmer. Wait at least 5 seconds and switch it
malfunction.
back on, @ 14.
Trimmer not fully
► Charge the trimmer, @ 9.
charged.
Useful life of
► Have the trimmer checked by an authorized STIHL
integrated battery
servicing dealer.
has been reached or
exceeded.
Integrated battery
► Allow the trimmer to warm up or cool down gradually at
too hot / too cold.
ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
Integrated battery
► Allow the trimmer to warm up or cool down gradually at
too hot / too cold.
ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
► Operate the charger only in enclosed, dry rooms at ambient
temperatures of 32 °F to 104 °F (0 °C to 40 °C).
English
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