Defrost Timer

Hello Rene, thank you for your question. The most common sign that there is a problem with your refrigerator defrost thermostat kit is if your freezer is cold but your refrigerator is warm. If your evaporator coils are icy then your defrost bi-metal thermostat kit could be defective. Here is a link to how to test that part: https://www.partselect.com/Refrigerator+test-defrost-thermostat+repair.htm