Answer Hello Bobby, This can be a ball of lint at the opening in the outer tub where the pressure switch hose connects to the outer tub or a bad pressure switch or water valve failing. If you unplug the machine and open the control panel, you can remove the hose from the pressure switch and blow through it. This will blow the lint back into the tub from the small opening at the end of the pressure switch hose. If this doesn't work, the water valve can be eliminated as the problem by letting the unit fill with water in the part of the cycle where it overfills and unplug the unit. If the water stops, it cannot be the fault of the water valve 285805. The pressure switch W10820051 is now in question. Read More... Answered by AppliancePartsPros.com | Friday, December 21, 2012