Several major manufacturers are producing comfort air conditioning equipment using refrigerant 410A. The trend towards the use of R-410A continues to grow and there is a demand for technicians who are ...

Last month we discussed the importance of using the proper filter-drier in an air conditioning system that uses R-410A. This month we will take a look at other service practices that can affect the ...

Most air conditioners use one of two types of refrigerant: R-22 or R-410A. I've never paid any attention to this detail while inspecting houses because it didn't make much difference, but that's all ...