Refrigerant is only needed when the cooling system leaks.
An evaporator or condenser coil problem is the most usual cause of a central cooling system leak, but damaged coils can leak refrigerant, and refrigerant leaks can also be caused by holes or cracks in the coils, loose connections, or a destructiond compressor.
A professional will need to repair your central cooling system if it leaks refrigerant. Your cooling system lowers the temperature of your home’s indoor air by absorbing heat. As the refrigerant travels to the outdoor unit, it releases the heat it absorbed indoors. The refrigerant returns to the indoor unit… When the coils or other components fail, refrigerant can leak out, causing your cooling system to lose its ability to cool, but several factors determine whether your central air needs Freon. An older unit may need to be recharged more often than a newer one. Refilling your unit depends on the genre of refrigerant it uses; Professional A/C repair is necessary if your central cooling system leaks refrigerant. Prior to adding more refrigerant, find the source of the leak plus repair it, as adding more refrigerant will only temporarily repair the problem. Your central cooling system should be able to maintain its charge for various years after you repair the leak.