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20 Troubleshooting
The lawn scarifier or
battery are damp.
► Pull out the activation key.
► Remove the battery.
► Clean the lawn scarifier.
► Allow the lawn scarifier or battery to dry.
The resistance at the roller
is too great.
► Reduce the working depth.
► Check the grass height and mow if necessary.
The area around the roller
is blocked.
► Clean the lawn scarifier.
The lawn scarifier
stops during
operation.
3 LEDs illuminate
red.
The lawn scarifier is too
warm.
► Pull out the activation key.
► Remove the battery.
► Allow the lawn scarifier to cool down.
► Clean the lawn scarifier.
► Do not switch the lawn scarifier on too frequently
within a short time.
► Reduce the working depth.
► Scarify or comb lower grass.
The roller is blocked.
► Pull out the activation key.
► Remove the battery.
► Clean the lawn scarifier.
There is an electrical fault. ► Remove the battery and fit it again.
► Switch the lawn scarifier on.
The lawn scarifier
vibrates excessively
during operation.
The bolts at the roller
holder are loose.
► Tighten the bolts.
The roller is not correctly
balanced.
► Consult a STIHL specialist dealer.
The lawn scarifier
operating time is too
short.
The battery is not fully
charged.
► Fully charge the battery.
The battery service life has
been exceeded.
► Replace the battery.
The area around the roller
is blocked.
► Clean the lawn scarifier.
Fault
LEDs on the
battery
Cause
Remedy
Summary of Contents for RLA 240
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