When your air conditioner suddenly stops working, it can be cause for alarm or it can be something as simple as a blown fuse or tripped circuit breaker. While many problems with your air conditioner ...

Experts tell us the top reasons your unit isn't keeping you cool Experts offer eight simple problems to troubleshoot when your AC isn’t cooling properly. By Mary H.J. Farrell Like any appliance, air ...

CORRECT DIAGNOSIS: By understanding the causes behind air-side and refrigerant problems, technicians will be better equippied to quickly diagnose issues in an air conditioning system. September 9, ...

Consumer Reports has no relationship with any advertisers on this website. Of course it’s on the hottest days that you notice your air conditioner is struggling. And it’s not always the fault of the ...

Checked for accuracy by our qualified verifiers and subject experts. Find out more about fact-checking at CHOICE. Heat pump air conditioners (also known as refrigerant air conditioners) can become ...

R-410A has been the refrigerant of choice in residential and light commercial cooling systems since 2010, when federal government regulations mandated that new air conditioners and heat pumps could no ...

Dear Jim My house has central air-conditioning, but I also use a window unit in my bedroom. They don't cool as well as before and my electric bills were high last summer. How can I maintain and tune ...