Fred M Bristol , TN January 13, 2016 Appliance: Samsung Refrigerator RF267AARS/XAA-0000 Samsung Refrigerator Rf267aars/Xaa-0000 / : The evaporator coils was icing up. How to replace Refrigerator Temperature Sensor. I had ordered a sensor temp;-41c,aw and cut the plug off cause it was the wrong size and spliced it in the new one. So far it hasn't iced up anymore. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes