Stihl · Power Tools
This error indicates that the tool is encountering too much resistance while in use. This could be due to the material being cut or the tool itself. The electronics are designed to stop the tool to prevent damage.
Click steps to track your progress.
Check if the cutting attachment (chain, blade, etc.) is sharp and undamaged.
Ensure you are not forcing the tool through the material; let the tool do the work.
Clean any debris from around the motor and cutting attachment.
Refer to the specific troubleshooting flow chart for F01 in the technical information section.