Several factors can cause the temperatures in your freezer and refrigerator to rise instead of remaining at the desired levels. Here are some common reasons for this issue:
Power supply issues: If there's a problem with the power supply to your refrigerator, it may not be running properly. Check if the power cord is securely plugged into the outlet and verify that the outlet is functional.
Thermostat settings: The thermostat controls the temperature inside the refrigerator and freezer. If the thermostat is accidentally set to higher temperatures or is malfunctioning, it can lead to an increase in temperature.
Dirty condenser coils: Dust and dirt buildup on the condenser coils can impede the refrigerator's ability to cool properly. This can cause the temperatures to rise. Clean the coils regularly to maintain efficient cooling.
Condenser fan issues: The condenser fan is responsible for dissipating heat from the condenser coils. If the fan is not working correctly, the coils can become too hot, affecting the cooling process.
Damaged door gaskets: The rubber gaskets that seal the refrigerator and freezer doors may become worn or damaged over time. When the seals are compromised, warm air can enter the compartments, leading to temperature fluctuations.
Inadequate ventilation: Make sure there's enough space around the refrigerator and freezer for proper ventilation. If the appliance is placed too close to the wall or other objects, it can hinder heat dissipation and impact cooling performance.
Refrigerant leak: A refrigerant leak can cause a gradual decline in cooling efficiency, leading to warmer temperatures in the refrigerator and freezer.
Defrosting issues: If the automatic defrost system malfunctions or if you don't manually defrost your freezer regularly, ice buildup can restrict proper airflow and cooling.
Overloading the refrigerator: If the refrigerator is overloaded with food, air circulation can be restricted, making it harder for the appliance to maintain low temperatures.
Malfunctioning compressor: The compressor is the heart of the cooling system. If it's faulty, it may not be able to circulate refrigerant properly, resulting in temperature fluctuations.
Electronic control board failure: Modern refrigerators often have electronic control boards that manage various functions. If this board malfunctions, it can affect temperature regulation.
To identify the specific cause of the temperature increase, you may need to troubleshoot or seek the assistance of a professional appliance repair technician. If your refrigerator is still under warranty, contact the manufacturer or authorized service center for repairs.