William R Wentzville , MO February 19, 2019 Appliance: Samsung Refrigerator RF30HBEDBSR/AA-0000 Samsung Refrigerator Rf30hbedbsr/Aa-0000 / : Water would not dispense. How to replace Refrigerator Water Filter Case Assembly. I diagnosed as bad valve and fixed by replacing the water filter assembly Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours