Express Parts Whirlpool Sensor And Harness Kit, W10183157 840383102232Whirlpool Sensor And Harness Kit, W10183157 840383102232 Unplug the washer and shut off the water supply before beginning to install the replacement rotor position sensor To access the old rotor position sensor, disconnect the hot and cold water hoses and pull the end of the drain hose from the standpipe Tape the washer lid closed, then carefully lay the washer on its front panel Use a 1 4" Allen wrench to loosen the rotor mounting screw as far as it