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23 Troubleshooting Guide
Cutting blades are
not clean and
lubricated.
► Clean the cutting blades,
► If the LEDs still flash, do not attempt to use.
The hedge trimmer has a malfunction and must be checked
by a servicing dealer.
Hedge trimmer cuts
out during operation.
1 LED glows
red.
Battery too hot / too
cold.
► Remove the battery,
► Allow the hedge trimmer and battery to cool down gradually
at ambient temperatures of about 50 °F to 68 °F (10 °C to
20 °C).
3 LEDs glow
red.
Hedge trimmer too
hot.
Run-time is too short.
Battery not fully
charged.
► Charge the battery,
Useful life of battery
has been reached or
exceeded.
► Have the battery checked by an authorized STIHL servicing
dealer.
Battery is not being
charged even though
LED on charger
glows green.
1 LED glows
red.
Battery too hot / too
cold.
► Allow the battery to warm up or cool down gradually 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 41 °F to 104 °F (5 °C to 40 °C).
Always remove the battery before carrying out any inspection, cleaning or maintenance.
Condition
LEDs on
Battery
Cause
Remedy