Roger M Jasonville , IN July 07, 2015 Appliance: Model SAMSUNG RS264A Freezer worked but refrigerator wouldn't stay cold [samsung] Go to RN's Site samsung refrigerator heater repair he tells the problem with these defrost heaters and how to take the heat element off of the evaporator assembly. it took me about 45 minutes not counting defrosting the block of ice that encased it.works like a charm so far. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes