Michael S Hudson , WI February 14, 2015 Appliance: Samsung Refrigerator RS267TDWP/XAA-0000 Samsung Refrigerator Rs267tdwp/Xaa-0000 / : Fridge side did not cool. How to replace Refrigerator Temperature Sensor. Replaced defrost heater and sensor, works fine now, careful removing back section that covers unit, 2 hidden screws at the top, also ice build up, let defrost first. this is an ongoing problem with samsung side by sides. 16 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes