Patent ID: 9326658
Filing Date: 2016-05-03
CPC Classification: A47L,B08B

Claim Text:
1. A method for operating a dishwasher appliance having a tub with a sump positioned at a bottom portion of the tub, a filter medium within the sump positioned between a filtered volume of the sump and an unfiltered volume of the sump, a spray assembly also positioned within a wash chamber of the tub, the method comprising: operating a wash pump and a cross-flow pump of the dishwasher appliance, the wash pump urging wash fluid from the filtered volume of the sump to the spray assembly during said step of operating, the cross-flow pump urging wash fluid from the unfiltered volume of the sump to the wash chamber of the tub during said step of operating, a velocity of wash fluid in the filtered volume of the sump being less than a velocity of wash fluid in the unfiltered volume of the sump during said step of operating; deactivating the wash pump for a cycle time after said step of operating, the cross-flow pump being activated during said step of deactivating; and reactivating the wash pump after the cycle time has elapsed, the cross-flow pump being activated during said step of reactivating.