Friday, January 30, 2026

How to Troubleshoot a Refrigerator That Runs Constantly

Check Temperature Settings

Ensure the refrigerator is set between 35°F–38°F and the freezer between 0°F–5°F. Incorrect settings can cause the compressor to run continuously.

Inspect Door Seals

Examine door gaskets for cracks, gaps, or dirt buildup. Damaged or dirty seals allow cold air to escape, forcing the refrigerator to run longer. Clean or replace seals as needed.

Clean Condenser Coils

Dusty or dirty condenser coils reduce cooling efficiency. Locate the coils at the back or bottom of the refrigerator and clean them with a brush or vacuum.

Avoid Overloading the Refrigerator

Overcrowding blocks air vents and prevents proper circulation. Ensure there is space between items to allow cold air to flow freely.

Check for Frost Buildup

Excessive frost in the freezer can block vents and reduce airflow. Defrost the freezer manually if needed, or ensure the auto-defrost system is functioning properly.

Level the Refrigerator

An uneven fridge can cause doors not to seal properly and lead to longer running times. Adjust the leveling legs so the refrigerator sits evenly on the floor.

Inspect the Evaporator and Condenser Fans

Ensure the fans are running correctly. A malfunctioning fan can cause uneven cooling and make the compressor work continuously.

Monitor Ambient Temperature

High room temperatures or placing the fridge near heat sources can increase compressor workload. Move the appliance away from direct sunlight, ovens, or heaters.

Conclusion

A constantly running refrigerator is usually caused by improper temperature settings, dirty coils, faulty seals, frost buildup, or poor airflow. Addressing these issues improves efficiency and reduces energy consumption.

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