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Always remove the connecting cord before carrying out any inspection, cleaning or maintenance.
Condition
LEDs on
Battery
Trimmer /
1 LED glows
Brushcutter cuts out
red.
during operation.
3 LEDs glow
red.
Runtime is too short.
52
Cause
Remedy
Battery too hot / too
► Remove the connecting cord, @ 14.2.
cold.
► Allow the trimmer / brushcutter and battery to cool down
gradually at ambient temperatures of about 50 °F to 68 °F
Trimmer /
(10 °C to 20 °C).
Brushcutter too hot.
Battery not fully
► Charge the battery as described in its instruction manual.
charged.
Useful life of battery
► Have the battery checked by an authorized STIHL servicing
has been reached or
dealer.
exceeded.
23 Troubleshooting Guide
0458-725-8621-B