Refrigeration repair involves fixing issues with refrigerators, freezers, and other cooling systems. Common problems include temperature fluctuations, unusual noises, and leaks. Technicians often check components like compressors, condensers, and evaporators to diagnose and resolve these issues. Regular maintenance can help prevent breakdowns and extend the lifespan of refrigeration units. This may include cleaning coils, checking refrigerant levels, and ensuring proper airflow. Timely repairs not only improve efficiency but also save energy and reduce costs associated with spoiled food or malfunctioning equipment.