The Water Valve is an OEM part for Frigidaire dishwashers. This valve controls the flow of water into the dishwasher, ensuring the correct amount of water enters the tub during the wash cycle. Causes of a bad water valve can include mineral buildup from hard water, electrical failures, or wear and tear from regular use that affects the valve's ability to open and close properly. Symptoms of a bad water valve include: The dishwasher not filling with water Leaking water around the valve area Inconsistent or insufficient water levels during cycles Unusual noises when the valve is in operation This OEM Frigidaire part is also compatible with Electrolux, Gibson, Kelvinator and some Kenmore models.Part Number 5304482406 (AP5178459) replaces 5304470247, 5304475608, 1865614, AH3496157, EA3496157, PS3496157.