Len S Pompano Beach , FL July 23, 2015 Appliance: Samsung Dishwasher DMT800RHS/XAA Samsung Dishwasher Dmt800rhs/Xaa / : Needed a new drain hose for the dishwasher. How to replace Dishwasher Drain Hose Outlet. Drain hose was a special fit, and couldn't be replaced satisfactorily with a generic part. I ordered a genuine manufacturer's part and was surprised at how quickly it arrived at my door. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes