Quick Checks
Check the Thermostat
Make sure the thermostat is set to the correct temperature (usually around 37°F or 3°C). Someone might have accidentally changed it.
Inspect the Door Seals
Ensure the refrigerator door seals are clean and making good contact with the frame. A poor seal lets warm air in, impacting cooling.
Check the Condenser Coils
Locate the condenser coils (usually on the back or bottom) and make sure they are clean and free of dust. Dirty coils reduce efficiency.
Examine the Door Vents (if equipped)
Some refrigerators have vents between the freezer and refrigerator compartments. Make sure these aren't blocked by food items.
Common Causes
Dirty Condenser Coils
DIYCondenser coils dissipate heat. When they're covered in dust, the refrigerator can't cool effectively. Clean them with a vacuum and brush.
Faulty Door Seals
DIYDamaged or dirty door seals allow warm air to enter, overworking the compressor. Clean the seals. If they are torn or brittle, they'll need replacement.
Frozen Evaporator Coils
Call ProIf the evaporator coils (inside the freezer) are iced over, it restricts airflow. This can be due to a defrost system malfunction (heater, timer, or thermostat).
Failed Start Relay or Capacitor
Call ProThe start relay and capacitor help the compressor kick on. If they fail, the compressor won't run, and the refrigerator won't cool. These components require testing with a multimeter.
Compressor Problems
Call ProThe compressor is the heart of the cooling system. If it's failing, it won't circulate refrigerant properly. This often involves unusual noises or the compressor not running at all. This may require sealed system repair.
Refrigerant Leak
Call ProA leak in the sealed system means the refrigerator is losing refrigerant, which is essential for cooling. This is a complex repair that requires EPA-certified technicians.
When to Call a Professional
- If the refrigerator is still not cooling after cleaning the coils and checking the door seals.
- If you suspect a problem with the compressor or refrigerant.
- If you notice excessive frost buildup on the evaporator coils.
- If you are not comfortable working with electrical components.
Safety Warning
Unplug the refrigerator before cleaning the condenser coils or working on any electrical components to avoid electric shock.
Estimated Repair Cost
$150-$700