Loan L San Francisco , CA October 15, 2017 Appliance: Samsung Refrigerator RS261MDRS/XAA Samsung Refrigerator Rs261mdrs/Xaa: Fridge warm both sides. How to replace Refrigerator Temperature Sensor. Found out compressor not running. Change the main circuit board. It's working for couples days the freezer start icing in the back and the fridge side warm again. Opened the cover for the evaporator ice building up . Changed the defroster sensors and thermo fuse sensor at the same time. Fridge seem working great again. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes