The Water Level Float Switch Assembly is an OEM replacement part for Frigidaire dishwashers. It uses a floating switch design to accurately sense water levels filling and draining during cycles. Proper level detection allows for optimized wash and rinse action and water volume control. Causes of a bad float switch assembly can include wear and tear over many years of use, interfering with free float movement. Mineral or scale deposits may accumulate on float components, inhibiting functionality. Physical damage from impact could introduce leaks. Symptoms of a bad float switch assembly include issues such as: Inability to properly detect water levels Long fill or drain times Failure to fill or drain completely Potential overflow or standing water issues Error codes pointing to level sensor faults This OEM Frigidaire replacement part is also compatible with some Electrolux, Westinghouse, and Kenmore dishwashers.This part fixes the following symptomsWill not fill with waterPart Number 154773201 (AP4982393) replaces 154209801, 154386601, 154408701, 1864244, AH3492842, EA3492842, PS3492842.