The Whirlpool W11417619 Water Level Pressure Switch monitors water pressure to regulate the washer’s fill level accurately. This replacement switch works with the washer’s control system by sensing air pressure changes in the pressure hose as the water level rises inside the tub. When the appropriate pressure is reached, the switch signals the control system to stop or adjust water fl... https://www.partsmelange.ca/whirlpool-w11417619-water-level-pressure-switch-for-washer