George C Indianapolis , IN February 29, 2016 Appliance: Samsung Dishwasher DMT800RHS/XAA Samsung Dishwasher Dmt800rhs/Xaa / : Error code 9e. How to replace Assy-Case Sensor;Dmt800,. Replaced old sensor with new part i ordered from appliance parts pros part worked fine. Wife was impressed with my repair skills lol. I may regret doing it myself . But thanks for help with the samsung dishwasher. george Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes