Mickey B Shelby , NC November 22, 2015 Appliance: Samsung Dishwasher DMT400RHS/XAA Samsung Dishwasher Dmt400rhs/Xaa / : Float was not functioning properly on the samsung dishwasher. How to replace Assy-Case Sensor;Dmt800,. Used trouibleshooting guide to determine the most likely part failure. Order the part very easily and was shipped same day. Arrived in a couple of days and installed. Dishwasher working great. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes