Thomas P Sanford , FL February 07, 2026 Appliance: General Electric Refrigerator ZICS360NRDLH Ge Refrigerator Zics360nrdlh: Freezer working ok refrigerator not cooling. How to replace Defrost Thermostat (Bimetal). I replaced all sensors and defrost thermostat's, defrost heater, fan motor Do-It-Yourself Rating: Repair Time Estimate: 2+ hours