Method for operating a dishwasher fluid circulation assembly

This invention relates generally to dishwashers, and, more particularly, to dishwasher system fluid circulation assemblies. A dishwasher fluid circulation assembly is provided including a main pump, a spray arm conduit, a fine filter assembly, a drain pump, and a sump. The main pump includes a pump inlet and a discharge in flow communication with the spray arm conduit. The fine filter assembly includes a fluid inlet in flow communication with the spray arm conduit and a drain tube The drain pump is in flow communication with the drain tube; and a sump is in flow communication with the main pump and the drain pump. The main pump and drain pump are simultaneously activated to flush the fine filter assembly and remove accumulated soil therein.