Ground fault circuit interrupter (K3000 Wet) Ground fault circuit interrupters are for protection in case an electrical fault should occur. The LED indicates that the ground fault circuit interrupter is on and that the machine can be switched on. If the LED is not on, push the RESET button (green). Check the ground fault circuit interrupter •Connect the machine to the socket. Push the RESET button (green) and the red LED lights up. •Start the machine. •Push the TEST button (blue). •The ground fa

When the blade is replaced with a new one, check the flange washers and the drive axle. See instructions under the heading Checking the drive axle and flange washers. Checking the drive axle and flange washers Check that the threads on the drive shaft are undamaged. Check that the contact surfaces on the blade and the flange washers are undamaged, of the correct dimension, clean, and that they run properly on the drive axle. Do not use warped, notched, indented or dirty flange washers. Do not us