Patent ID: 8454763

Claim:
A dishwasher comprising: a tub at least partially defining a wash chamber and having an open face providing access to the wash chamber; a door selectively closing the open face; a lower dish rack located within the wash chamber; an upper dish rack located within the wash chamber above the lower dish rack; a lower rotating spray arm located within the wash chamber beneath the lower dish rack; an upper rotating spray arm located within the wash chamber beneath the upper dish rack; at least one nozzle having at least one aperture located in the wash chamber beneath the lower dish rack; a liquid supply providing liquid to the lower rotating spray arm, upper rotating spray arm and the at least one nozzle; and a diverter valve selectively fluidly coupling the liquid supply to the upper rotating spray arm and the at least one nozzle; wherein actuation of the diverter valve controls the supply of liquid from the liquid supply to one of the upper rotating spray arm and the at least one nozzle, independent of the supply of liquid from the liquid supply to the lower rotating spray arm.