How to add freon to refrigerator?

How to add freon to refrigerator?


Adding freon to a refrigerator is a task that may be necessary when the refrigerator is not cooling properly. Freon, also known as refrigerant, is the substance responsible for cooling the air inside the refrigerator. Over time, refrigerators may lose some of their freon, leading to a decrease in cooling efficiency. In this article, we will discuss the steps involved in adding freon to a refrigerator to restore its cooling capabilities.

Checking for Leaks

Before adding freon to a refrigerator, it is important to check for any leaks in the system. Leaks can cause the freon to escape, rendering the process of adding more refrigerant ineffective. To check for leaks, you can use a refrigerant leak detector or soapy water. Apply the soapy water to the connections and look for any bubbles, which indicate a leak. If a leak is detected, it is recommended to consult a professional technician to fix it before proceeding.

Gathering the Materials

To add freon to a refrigerator, you will need the following materials:

1. Freon: Purchase the appropriate type and amount of freon for your refrigerator. Check the refrigerator’s manual or consult a professional to determine the specific freon type and quantity required.

2. Screwdriver: A screwdriver will be needed to remove the access panel or cover from the refrigerator.

3. Gloves and Safety Goggles: It is essential to wear gloves and safety goggles to protect yourself from any potential leaks or spills.

Locating the Access Valve

The next step is to locate the access valve on the refrigerator. The access valve is typically located at the back of the refrigerator, near the compressor. It may be covered by a plastic or metal panel that needs to be removed using a screwdriver. Once the panel is removed, you should be able to see the access valve.

Connecting the Freon Canister

Once the access valve is exposed, you can connect the freon canister to the valve. The freon canister should come with a hose and a gauge. Attach the hose to the access valve securely, ensuring a tight connection. Make sure to follow the instructions provided with the freon canister for proper attachment.

Adding Freon

With the freon canister connected, you can now add freon to the refrigerator. Slowly open the valve on the freon canister, allowing the refrigerant to flow into the system. Monitor the pressure gauge on the freon canister to ensure that you are adding the correct amount of freon. It is crucial not to overfill the system, as it can lead to further issues.

Monitoring the Cooling

After adding the freon, it is recommended to monitor the refrigerator’s cooling performance. Allow the refrigerator to run for a few hours and check if the cooling has improved. If the cooling is still inadequate, it may indicate a different issue that requires professional attention.


Adding freon to a refrigerator can help restore its cooling capabilities. However, it is essential to check for leaks before proceeding and follow the manufacturer’s instructions or consult a professional if you are unsure. Remember to wear protective gear and monitor the cooling performance after adding freon.