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21 Troubleshooting
Mower blade resistance is
too high.
► Increase cutting height.
► Switch on mower in low grass.
Wheel drive does not
work.
Malfunction in wheel drive. ► Remove battery and insert it again.
► Switch on the wheel drive.
► If wheel drive still does not work: Contact a
STIHL servicing dealer for assistance.
Mower cuts out
during operation.
3 LEDs glow red. Mower is too hot. ► Pull out the activation key.
► Remove the battery.
► Allow mower to cool down
► Clean the mower.
► Do not switch the mower on and off too often in
quick succession.
► If you work with the wheel drive switched on:
Select a lower speed.
► If you work with the wheel drive switched off: Walk
forwards at a slower rate.
► Increase cutting height.
► Mow lower grass.
The blade is blocked. ► Pull out the activation key.
► Remove the battery.
► Clean the mower.
There is a electrical
malfunction.
► Remove battery and insert it again.
► Switch on the mower.
Mower runtime is too
short
Battery not fully charged. ► Fully charge the battery.
Normal battery life has
been exceeded.
► Replace the battery.
Charge process does
not start when
battery is inserted in
the charger.
1 LED glows red. Battery too hot or too cold. ► Leave battery in the charger.
Charge process starts automatically as soon as
permissible temperature range is reached.
Condition LEDs on Battery Cause Remedy
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