If you are wondering why your fridge is not cooling or your refrigerator is not cooling, do not fear! This is a common issue that occurs with older and sometimes new fridges and the fixes can range from fairly simple to more complex which may require professional intervention. As with other kitchen appliances, checking the power source and door seal is a good first step.

As one of the leading domestic appliance retailers in Peterborough, we have come across our fair share of fridges that are not producing proper air circulation or cool air to ensure that your food and drink stay fresh. A proper door seal, also known as a gasket, is essential for keeping cold air inside the refrigerator and preventing it from leaking out. Gasket seals help to maintain the correct temperature and improve the efficiency of your appliance.

If your fridge isn’t cooling this can be a serious issue that needs attention quickly, fortunately, throughout this article, we will provide you with five of the most common reasons your fridge is not cooling and how to fix them. Continue reading this article to learn more!

Need a new fridge? We stock a wide selection of different types of fridges that can be expertly installed into your home. Speak to a member of the team on 01733 208787 or visit our showroom in Whittlesey, Peterborough. Local engineers in Peterborough are available for appliance repair services, and refrigerator repairs in Peterborough typically cost between £86 and £180 depending on required parts.

5 Reasons Why Your Fridge May Not Be Cooling

There could be a few common reasons why your fridge is not cooling, these include:

1. Dirty Condenser Coils

2. Faulty Condenser Fan Motor

3. Evaporator Fan Motor Issues

4. Defective Thermostat

5. Low Refrigerant Levels

When troubleshooting, it's important to check the temperature controls and temperature settings, as incorrect settings can prevent your fridge from reaching the desired temperature.

Maintaining the proper temperature and optimal performance depends on setting the refrigerator's temperature and fridge temperature to the desired temperature setting.

Before you start troubleshooting, remember that refrigerators should ideally be kept between 33°F and 40°F for optimal performance. This is considered the ideal temperature for food safety and freshness.

For proper cooling, refrigerators require at least ½ inch of clearance on the sides and 1 inch in the back.

1. Dirty Condenser Coils

Dirty condenser coils are one of the most common reasons your fridge is not getting cold. This is a common problem which people face due to the fact that the coils, responsible for dissipating heat from the refrigerant, often accumulate dust, dirt, and debris over time. When these coils are covered in grime, they cannot efficiently release heat, forcing the refrigerator to work harder and less efficiently. This leads to inadequate cooling, reduces the refrigerator's cooling efficiency, and can strain the compressor, potentially shortening the appliance’s lifespan.

To fix this issue, you should unplug the refrigerator and locate the condenser coils, typically found at the back or beneath the unit. Using a coil brush or a vacuum cleaner with a brush attachment, gently remove the accumulated dirt and debris. Regular cleaning, ideally every six months, can help maintain optimal cooling performance and energy efficiency. Additionally, make sure there is proper clearance around the refrigerator to allow heat to dissipate as vapor refrigerant condenses into liquid, which is essential for effective cooling.

2. Faulty Condenser Fan Motor

A faulty condenser fan motor is another common issue that we come across when people come into our showroom and mention that their fridge is causing them issues. This problem often arises because the fan, which is essential for cooling the condenser coils, stops functioning properly. The condenser fan motor draws air through the condenser coils to dissipate heat. When the fan motor is defective, it cannot effectively cool the coils, causing the refrigerator to overheat and struggle to maintain the desired temperature. A broken condenser fan can cause the compressor and condenser coils to overheat, leading to increased temperature inside the fridge. This not only results in inadequate cooling but can also put additional strain on the compressor, potentially leading to more severe damage over time.

To fix this issue, you should first unplug the refrigerator and locate the condenser fan, which is typically found near the compressor at the back of the unit. Check for any visible obstructions or debris that might be blocking the fan. If the fan blades are clear but not spinning, the motor might need replacement. Consulting the refrigerator’s manual for specific instructions or seeking professional repair services can ensure the fan motor is correctly diagnosed and replaced, restoring the refrigerator’s cooling efficiency.

3. Evaporator Fan Motor Issues

Evaporator fan motor issues are a common reason why a fridge might not be cooling properly. The evaporator fan and air damper work together to circulate cold air from the freezer to the fresh food compartment and fridge compartment. The evaporator fan motor is crucial for circulating cold air from the evaporator coils throughout the refrigerator and freezer compartments. When this fan motor is defective, it cannot adequately distribute the cold air, leading to uneven cooling and often warmer temperatures inside the fridge. This can result in food spoilage and an overall inefficiency in maintaining the desired temperature.

If the evaporator fan or air damper is not functioning, it can lead to cooling failures in the refrigerator even when the freezer is cold.

To address this issue, you should first unplug the refrigerator and locate the evaporator fan, typically found inside the freezer compartment behind the back panel. Inspect the fan for any obstructions or ice buildup that might be preventing it from spinning. Also, check for blocked air vents in the fridge compartment, as these can prevent proper airflow and cooling. If the fan blades are clear but the motor is not running, it may need to be replaced. Consulting the refrigerator’s manual for specific instructions or seeking professional repair services can ensure the evaporator fan motor is correctly diagnosed and replaced, restoring proper airflow and cooling performance.

4. Defective Thermostat

One thing you may need to check if your fridge isn’t able to cool properly is the refrigerator's thermostat and whether it is defective. The thermostat regulates the temperature inside the refrigerator by controlling the cooling cycles. The refrigerator's thermostat is responsible for maintaining the internal temperature and proper temperature regulation, ensuring your fridge operates efficiently. When the thermostat is malfunctioning, it may fail to accurately sense the temperature, leading to either continuous running or insufficient cooling cycles. This can result in the refrigerator being too warm or too cold, causing food spoilage or even freezing of items that shouldn’t be frozen.

To address this issue, you should first unplug the refrigerator and locate the thermostat, which is usually found inside the fridge or freezer compartment. Check if the thermostat is set to the correct temperature and try adjusting it to see if the cooling improves. If there’s no change, the thermostat might be defective and needs to be tested with a multimeter for continuity. If it’s found to be faulty, replacing the thermostat is necessary. Consulting the refrigerator’s manual for specific instructions or seeking professional repair services can ensure the thermostat is correctly diagnosed and replaced, restoring the fridge’s ability to maintain the desired temperature.

Always make sure to set the right temperature, ideally around 37°F, and double-check the set temperature to ensure food safety and optimal performance.

5. Low Refrigerant Levels

To ensure that there is proper air circulation and cold air flowing around your fridge in order for it to cool properly, you may need to check the low refrigerant vapor levels. Refrigerant vapor is essential for the cooling process as it absorbs and removes heat from the refrigerator’s interior. The refrigerator compressor is responsible for compressing the refrigerant vapor, which is a critical step in the cooling cycle. When the refrigerant level is low, often due to a leak, the refrigerator cannot effectively cool the interior, leading to higher temperatures and potential food spoilage. Signs of low refrigerant levels include the refrigerator running constantly without reaching the desired temperature, ice buildup on the evaporator coils, or a noticeable hissing or bubbling sound.

To address this issue, you should first unplug the refrigerator and inspect for any visible signs of a refrigerant leak. However, handling refrigerant requires specialized tools and knowledge, so it’s crucial to call a professional technician to diagnose and repair the leak. The technician will locate and fix the leak, then recharge the refrigerant to the proper level, restoring the refrigerator’s cooling efficiency. Regular maintenance checks can help prevent such issues and ensure the refrigerator operates smoothly. Additionally, problems with the control board or a faulty circuit board can also disrupt the cooling process and may require professional diagnosis and repair.

Conclusion

If your fridge is still not working after attempting these fixes, it may be time to consider purchasing a new fridge. At Kellyvision, we offer a wide selection of high-quality fridges that can be delivered quickly to your home in Peterborough and the surrounding areas.

Visit our showroom in Whittlesey, Peterborough, or call us on 01733 208787 to learn more about our different types of fridges we stock.