The refrigerator’s compressor is the main part of your Sub Zero appliance (or a different brand). It works hard to keep your food cold and fresh. However, like any other part, the fridge compressor can get hot. Some heat is normal, but too much heat can mean there’s a problem. Understanding the common reasons why the refrigerator compressor is too hot and how to fix them can help you stop a small issue from turning into a big one. Common Causes of Excessive Heat One of the main reasons a refrigerator compressor overheats is because of blocked airflow. Dirty condenser coils, found on the back or bottom of the appliance, usually cause this blockage. These coils help release heat from the compressor. When dust and dirt build up on the coils, they trap heat and make the compressor work harder. Overloading your refrigerator can also lead to overheating by blocking airflow inside. If the air can’t move around well, the refrigerator has a tough time keeping the right temperature. This makes the compressor work more and generate extra heat. A broken condenser fan motor can also cause poor air circulation. Other reasons for a refrigerator compressor to overheat can include a broken thermostat, low refrigerant levels, or electrical problems. Regular cleaning and loading your refrigerator properly can help avoid some issues. However, bigger problems like refrigerant leaks need a qualified technician. Step-by-Step Guide to Cooling Down Your Compressor When troubleshooting a hot refrigerator compressor, be careful. This task includes dealing with electrical parts and possible dangerous refrigerant. If you do not feel safe working with appliances, the best choice is to call a professional. But if you are confident doing it yourself, we will help you with some steps. Always remember to unplug your refrigerator from the power source before starting any repairs.
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