21 Troubleshooting Guide
21 Troubleshooting Guide
21.1 Troubleshooting
Always remove the activation key before carrying out any inspection, cleaning or maintenance.
Condition
LEDs on the
Hedge Trimmer
3 LEDs flash
red.
Hedge trimmer does
not start when
switched on.
1 LED flashes
green.
3 LEDs glow
red.
Hedge trimmer cuts
3 LEDs glow
out during operation.
red.
Runtime is too short.
Hedge trimmer is not
3 LEDs glow
being charged.
red.
0458-717-8621-A
Cause
Remedy
Malfunction in hedge
► Do not attempt to use. The hedge trimmer has a malfunction
trimmer.
and must be checked by a servicing dealer.
Activation key not
► Remove the activation key, @ 12.2.
fully inserted.
► Visually check the electrical contacts of the activation key.
► Reinsert the activation key, @ 12.1.
Less than 20%
► Charge the hedge trimmer, @ 10.
charge remaining.
Integrated battery
► Remove the activation key, @ 12.2.
too hot.
► Allow the hedge trimmer to cool down gradually at ambient
temperatures of about 50 °F to 68 °F (10 °C to 20 °C).
Moisture in hedge
► Allow the hedge trimmer to dry.
trimmer.
Integrated battery
► Remove the activation key, @ 12.2.
too hot.
► Allow the hedge trimmer to cool down gradually at ambient
temperatures of about 50 °F to 68 °F (10 °C to 20 °C).
Electrical
► Switch off the hedge trimmer. Wait at least 5 seconds and
malfunction.
switch it back on, @ 13.
Hedge trimmer not
► Charge the hedge trimmer, @ 10.
fully charged.
Useful life of
► Have the hedge trimmer checked by an authorized STIHL
integrated battery
servicing dealer.
has been reached or
exceeded.
Integrated battery
► Allow the hedge trimmer to warm up or cool down gradually
too hot / too cold.
at ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
Integrated battery
► Allow the hedge trimmer to warm up or cool down gradually
too hot / too cold.
at 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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