A refrigerator may squeal and shut off quickly due to a few potential issues. Here are some common reasons for such behavior:
Compressor Issues: The compressor is a vital component of a refrigerator responsible for cooling the unit. If the compressor is malfunctioning or failing, it may produce strange noises, including squealing, screeching, or clicking sounds. When the compressor encounters a problem, the fridge might shut off quickly to prevent further damage or overheating.
Faulty Fan Motor: Refrigerators have fans that help circulate cool air throughout the appliance. If the fan motor is faulty or obstructed, it may produce unusual noises like squealing. The fridge could shut off quickly to avoid complications caused by improper airflow and cooling.
Blocked or Dirty Condenser Coils: The condenser coils at the back or bottom of the refrigerator help dissipate heat. When these coils become dirty or blocked by debris, the compressor has to work harder to cool the fridge, leading to potential squealing noises. The refrigerator might shut off quickly to protect the compressor from strain.
Issues with the Evaporator Fan: The evaporator fan is located inside the freezer compartment and is responsible for circulating cold air. If the fan is damaged, misaligned, or obstructed, it might produce squealing sounds. In this case, the refrigerator might shut off quickly to prevent further damage to the fan or other components.
Defrost Timer Problems: If the defrost timer malfunctions, it can cause erratic cooling cycles, leading to strange noises and intermittent operation. This could be the reason for the quick shut-off.
Worn Out Components: Over time, various moving parts in the refrigerator, such as bearings, belts, or pulleys, can wear out and create squealing noises. The refrigerator may shut off quickly to avoid running with compromised parts.
If you notice your refrigerator making unusual squealing noises and shutting off quickly, it's essential to address the issue promptly to prevent further damage and ensure proper cooling. In such cases, it's recommended to seek assistance from a professional appliance repair technician to diagnose and fix the specific problem. Attempting to fix refrigerator issues without proper knowledge and experience can be dangerous and may void any existing warranties.