Adding Refrigerant To Window Ac Unit

These units use freon to create cool air.

Adding refrigerant to window ac unit.

Window air conditioners do not usually have a service port which is easily fixed with a low cost bullet valve. Now that we ve gotten a few disclaimers out of the way let s discuss how you can actually go about adding freon in an ac unit. Adding freon to a window air conditioner involves cleaning the air conditioner attaching a new freon container and allowing it to intake new freon until the container is drained. However units get old and can develop leaks.

The freon is sent through a sealed tube and should not run out. While this task is usually performed by a refrigeration mechanic a lay person can complete it by purchasing a freon kit. Your ac s air filter blower wheel evaporator coil and condenser coil need to be cleaned before you charge your unit with more refrigerant. Open the valve on the recharge hose which will add refrigerant to the system.

This is the proper way to recharge an air conditioner as you want to monitor how much coolant you are adding so that you do not add too much. Adding more refrigerant to a unit with dirty parts can damage the ac. See if your air conditioner is blowing warm air if your air conditioner is blowing warm air it s very likely that whatever other issues you re noticing are the result of a refrigerant leak. Schedule or perform routine maintenance before adding more freon.

Adding a bullet valve schrader valve a bullet valve is a quick and easy way to add a recharging port to an a c unit.