LG Fridge Not Getting Cold? Quick Fixes Here!

If your LG fridge is not cooling properly, it can be incredibly frustrating. The main purpose of a refrigerator is to keep your food and drinks cold, so when it fails to do so, it can cause a lot of inconvenience. Fortunately, there are several common causes for this issue, and many of them can be easily fixed. Let’s explore some troubleshooting tips and quick fixes for an LG fridge that is not getting cold.

Key Takeaways:

• Dirty condenser coils, a faulty condenser fan motor, and a defective evaporator fan motor are common causes of an LG fridge not getting cold.
• Troubleshooting steps include cleaning condenser coils, checking condenser fan motor, inspecting evaporator fan motor, testing start relay, checking temperature control thermostat, testing start capacitor, checking thermistor, testing compressor, and replacing the main control board if necessary.
• Regular maintenance, such as cleaning condenser coils and checking fan motors, can help prevent issues with your LG fridge’s cooling performance.
• It is important to follow proper safety procedures and consult a professional if you are unsure about performing any repairs yourself.
• By following these troubleshooting tips and quick fixes, you can hopefully resolve the issue and get your LG fridge cooling properly again.

Common Causes of a LG Fridge Not Cooling

If your LG fridge is not getting cold, there are several common causes that could be contributing to the issue. It’s important to identify the specific cause before attempting any fixes. Here are some potential reasons why your LG fridge may not be cooling properly:

1. Dirty Condenser Coils: Over time, the condenser coils in your refrigerator can become dirty and covered in dust, making it difficult for them to release heat. This can lead to inadequate cooling.
2. Faulty Condenser Fan Motor: The condenser fan motor is responsible for drawing air over the condenser coils. If it is not functioning properly, it can result in reduced cooling performance.
3. Defective Evaporator Fan Motor: The evaporator fan motor circulates air over the evaporator coils, helping to cool the refrigerator and freezer compartments. If it is faulty, the fridge may not cool effectively.
4. Faulty Start Relay: The start relay is responsible for starting the compressor. If it is defective, the compressor may not start, leading to inadequate cooling.
5. Temperature Control Thermostat Issue: A malfunctioning temperature control thermostat can prevent the fridge from reaching and maintaining the desired temperature.
6. Faulty Start Capacitor: The start capacitor provides an extra boost of power to the compressor during start-up. If it is faulty, the compressor may struggle to start, resulting in poor cooling performance.
7. Defective Thermistor: The thermistor senses the temperature inside the fridge and sends readings to the main control board. A defective thermistor can cause inaccurate temperature readings and impact cooling functionality.
8. Compressor Problem: Issues with the compressor, such as a malfunctioning motor or refrigerant leaks, can significantly impact the cooling performance of the fridge.
9. Main Control Board Failure: The main control board is responsible for regulating various functions in the refrigerator, including cooling. If it fails, it can lead to cooling issues and other malfunctions.

Identifying the specific cause of the cooling problem is crucial for finding an effective solution. In the next section, we will discuss troubleshooting steps to help you diagnose and address the issue.

Troubleshooting Steps for a LG Fridge Not Cooling

If your LG fridge is not getting cold, don’t worry. Here are some troubleshooting steps you can follow to determine the cause and find a solution:

Cleaning Condenser Coils

The first step is to clean the condenser coils. Over time, these coils can become dirty and restrict airflow, making it difficult for the fridge to cool efficiently. To clean them:

1. Unplug your refrigerator to ensure your safety.
2. Locate the condenser coils, which are usually found underneath the fridge.
3. Inspect the coils and use a soft brush or a vacuum cleaner to remove any dirt and debris.
4. Once cleaned, plug your refrigerator back in and observe if it starts cooling down properly.

Checking Condenser Fan Motor

The condenser fan motor plays a crucial role in circulating air over the condenser coils and compressor. If it is not working correctly, the fridge may not cool properly. To check the condenser fan motor:

1. Turn off your refrigerator.
2. Locate the condenser fan motor and ensure the fan blade is not obstructed.
3. Try manually turning the blade. If it doesn’t move easily, the fan motor may be defective and require replacement.
4. To further confirm, use a multimeter to test the fan motor for continuity. If there is no continuity, it’s time to replace the motor.

Inspecting Evaporator Fan Motor

The evaporator fan motor circulates cool air over the evaporator coils and into the refrigerator and freezer compartments. If it malfunctions, the fridge won’t cool properly. To inspect the evaporator fan motor:

1. Turn off your refrigerator.
2. Locate the fan motor in the freezer compartment and check for any unusual noises or difficulty in manually turning the fan blade.
3. If you notice any issues, such as excessive noise or resistance when turning the blade, it may be a sign of a faulty fan motor that needs replacement.
4. Use a multimeter to test the motor for continuity and determine if a replacement is necessary.

Testing Start Relay and Start Capacitor

The start relay and start capacitor assist the compressor in starting up. If either of them is faulty, the compressor may not start, leading to inadequate cooling. To test these components:

1. Ensure your refrigerator is turned off.
2. Locate the start relay and use a multimeter to test it for continuity. If there is no continuity, replace the relay.
3. To test the start capacitor, also ensure the refrigerator is turned off. Use a capacitance meter to check if the capacitor is functioning properly. If it is faulty, replace it.

Checking Thermistor and Testing Compressor

The thermistor measures the temperature inside the fridge and sends readings to the main control board. If it’s defective, the fridge may not cool correctly. To check the thermistor:

1. Turn off your refrigerator.
2. Use a multimeter to test the thermistor for continuity. If there is no change in resistance or no continuity, it may need to be replaced.

If none of the above steps resolve the issue, it might be time to consider replacing the main control board.

By following these troubleshooting steps, you can diagnose and resolve common issues that cause an LG fridge not to cool properly. However, if you’re unsure or uncomfortable with performing these steps, it’s recommended to consult a professional technician for assistance.

Cleaning the Condenser Coils

Dirty condenser coils can be a common reason why your LG fridge is not cooling properly. The condenser coils are responsible for releasing heat from the refrigerator, and when they become dirty, they can’t perform this function efficiently.

To clean the condenser coils:

1. Start by unplugging your refrigerator to ensure your safety.
2. Locate the condenser coils, which are typically located underneath the fridge.
3. Check if the coils are dirty and covered in dust or debris.
4. If they are dirty, clean them using a soft brush or a vacuum cleaner with a brush attachment. Gently brush or vacuum away the dirt and debris that has accumulated on the coils.
5. Be sure to clean the coils thoroughly, paying attention to both the front and back of the refrigerator.
6. Once you have finished cleaning the condenser coils, plug your refrigerator back in and wait for it to start cooling down properly.

Cleaning the condenser coils regularly can help improve the cooling efficiency of your LG fridge and prevent future issues with it not cooling properly.

Now, let’s take a look at some other possible causes of a refrigerator not cooling and how to troubleshoot them.

Checking the Condenser Fan Motor

The condenser fan motor plays a crucial role in the cooling process of your refrigerator. It helps to draw air over the condenser coil and the compressor, allowing heat to dissipate effectively. If the condenser fan motor is not working correctly, it can lead to a faulty cooling system and result in your refrigerator not cooling properly.

To diagnose a faulty condenser fan motor, follow these steps:

1. Ensure that the refrigerator is turned off before performing any checks or repairs.
2. Locate the fan motor. In most refrigerators, you can find it near the compressor or at the back of the unit.
3. Inspect the fan blade for any obstructions. Sometimes, debris or ice can hinder the rotation of the blade, preventing the fan motor from functioning properly.
4. Try turning the fan blade manually. It should rotate freely without any resistance. If the blade does not move easily or feels stuck, it is likely that the condenser fan motor is defective and needs to be replaced.
5. If you have access to a multimeter, you can use it to test the continuity of the fan motor. Follow the manufacturer’s instructions for using the multimeter and check if the fan motor shows continuity. If there is no continuity, this confirms that the condenser fan motor is faulty and requires replacement.

Replacing a faulty condenser fan motor is recommended to ensure proper cooling performance of your refrigerator. Consult the user manual or seek professional assistance to find the appropriate replacement part for your specific model.

“A defective condenser fan motor can significantly impact the cooling efficiency of your refrigerator and result in food spoilage. Regularly checking and maintaining this component can help ensure the optimal performance of your appliance.” – [Expert Name]

Inspecting the Evaporator Fan Motor

The evaporator fan motor plays a crucial role in the cooling process of your refrigerator. It circulates air over the evaporator coils and into the refrigerator and freezer compartments, helping to maintain the desired temperature. However, if the evaporator fan motor is faulty, it can significantly impact the cooling performance of your refrigerator.

To inspect the evaporator fan motor, ensure that the refrigerator is turned off and unplugged to prevent any accidents or injuries. Then, follow these steps:

1. Locate the evaporator fan motor, which is typically located in the freezer compartment. It is usually mounted near the back wall of the freezer.
2. Visually inspect the fan motor for any signs of damage or excessive wear. Check for loose wires or connections as well.
3. Manually rotate the fan blade to see if it moves freely. A fan blade that is difficult to turn or does not rotate at all indicates a faulty fan motor.
4. Listen for any unusual noises coming from the fan motor. Excessive noise may indicate a motor that is failing or struggling.

If you notice any issues during the inspection, such as excessive noise, a fan blade that doesn’t turn easily, or signs of damage, it is likely that the evaporator fan motor needs to be replaced. A faulty evaporator fan motor can significantly impact the cooling performance of your refrigerator and result in inadequate cooling. Replacing the faulty motor with a new one can help restore proper cooling functionality.

It’s important to note that replacing the evaporator fan motor may require some technical knowledge and skills. If you’re not familiar with refrigerator repairs, it’s recommended to seek professional assistance to ensure the job is done correctly.

Pro Tip:

If you’re unsure about the condition of the evaporator fan motor or need further assistance, don’t hesitate to contact the manufacturer’s customer support or schedule a service appointment with a certified technician. They can provide expert guidance and ensure that your refrigerator is properly diagnosed and repaired.

By inspecting the evaporator fan motor, you can identify any potential issues and take the necessary steps to address them. Maintaining a properly functioning evaporator fan motor is essential for ensuring that your refrigerator cools efficiently and effectively. Regular maintenance and prompt repairs can help prolong the lifespan of your refrigerator and prevent further cooling problems.

Testing the Start Relay and Start Capacitor

One possible reason for a refrigerator not cooling properly is a faulty start relay or start capacitor. These components play a crucial role in helping the compressor start up. To diagnose whether the start relay or start capacitor is causing the issue, follow the steps below:

1. Turn off the refrigerator to ensure your safety during the testing process.
2. Locate the start relay, typically found near the compressor.
3. Use a multimeter to test the start relay for continuity. If there is no continuity, it means the start relay is faulty and needs to be replaced.
4. Next, turn your attention to the start capacitor, which is usually situated near the compressor as well.
5. Using a capacitance meter, test the start capacitor to ensure it is functioning correctly. If the test reveals that the capacitor is faulty, it should be replaced.

It’s important to note that only a qualified technician should replace faulty start relays or start capacitors. Hiring a professional will ensure the proper installation and avoid any further damage to the refrigerator’s electrical system.

Expert Tip:

Regular maintenance and cleaning can help prevent issues with start relays and start capacitors. Keep the condenser coils clean and free from debris to ensure the optimal performance of these components.

By testing the start relay and start capacitor, you can determine if these components are at fault for your refrigerator not cooling properly. If the tests reveal any faults, it is recommended to consult a professional technician to replace the faulty parts and restore the cooling functionality of your refrigerator.

Checking the Thermistor and Main Control Board

The thermistor plays a crucial role in monitoring the temperature inside your refrigerator and transmitting accurate readings to the main control board. A faulty thermistor can disrupt this process, leading to incorrect temperature readings and a refrigerator that fails to cool properly.

To determine if the thermistor is faulty, start by ensuring that the refrigerator is turned off. Use a multimeter to test the thermistor for continuity. A thermistor with continuity indicates a functioning component, while a lack of continuity suggests a faulty thermistor that needs to be replaced.

If the thermistor is indeed faulty, replacing it can help restore the proper cooling function of your refrigerator. Make sure to source the correct replacement part from a reputable supplier that matches the make and model of your LG fridge.

However, if checking and replacing the thermistor does not resolve the cooling issue, it may be necessary to consider another potential cause: a malfunctioning main control board. Although this is a less common cause of a refrigerator not cooling properly, a failing main control board can disrupt the overall functioning of the appliance.

When replacing the main control board, it is essential to follow the manufacturer’s instructions and seek professional assistance if needed. The main control board is a critical component of the refrigerator’s electrical system, and improper installation or handling can lead to further complications.

By thoroughly examining the thermistor and, if necessary, replacing it, as well as considering the main control board as a potential culprit, you can effectively troubleshoot and address the issue of your LG fridge not cooling properly. If all else fails, it is advisable to seek the assistance of a qualified technician or contact LG customer support for further guidance.

Conclusion

If your LG fridge is not getting cold, don’t fret! There are several troubleshooting tips and quick fixes that you can try to get it up and running again. Start by cleaning the condenser coils and checking the condenser fan motor. Sometimes, simply removing the accumulated dirt and debris can help restore proper cooling.

Next, inspect the evaporator fan motor and test the start relay. A faulty fan motor or a malfunctioning start relay can prevent your fridge from cooling effectively. By checking and addressing these components, you can potentially resolve the issue.

Make sure to also check the temperature control thermostat, test the start capacitor, and check the thermistor. These components play a crucial role in regulating the temperature inside your refrigerator. If any of them are defective, replacing them can bring back proper cooling.

Lastly, test the compressor and consider replacing the main control board if necessary. The compressor is responsible for circulating the refrigerant and if it’s not functioning correctly, the fridge won’t cool properly. If all else fails, the main control board may be the culprit. However, keep in mind that this is a less common cause of cooling issues.

By following these troubleshooting tips and quick fixes, you can tackle the problem of your LG fridge not getting cold. Remember to always prioritize safety and consult a professional if needed. With a bit of effort and know-how, you can get your refrigerator back to its optimal cooling performance.

Source Links

• https://authorizedco.com/refrigerator-repair/lg-refrigerator-not-cooling-heres-what-to-do/
• https://academy.fredsappliance.com/refrigerator-training/lg-freezer-not-getting-cold-enough-heres-what-to-do/
• https://www.ifixit.com/Troubleshooting/LG_Refrigerator/Not Cooling/413634