To mount a carbide, make sure that the handle is in open position at "R". Insert the carbide all the way into the jaw and turn the handle to the "S" until you hear a click.
Plug the adapter to the power supply.
Operation at speed control board: turn the button to the "R" – the device will work on the clockwise rotation, turn the button to the "L" – the device will work on the anti-clockwise rotation.
Turn the round button to Max - the machine will work faster. Turn the button to Min – the machine will work slower.
Use the button in the middle – the device will stop working. Then unplug the device, clean up and pack it into the box.