Answer Hello Patricia. The first thing you will want to check is the float assembly WD12X10047, make sure nothing is stopping the float from moving up and down freely. Also make sure the switch WD12X10151 clicks when you press on it. If the last few steps clear, then more than likely you will have to replace the water valve WD15X10014. Thanks! Read More... Answered by AppliancePartsPros.com | Wednesday, August 13, 2014