A good digital multimeter (DMM) is key to diagnosing compressor problems in general. For instance, in a previous article (May 15 issue of The NEWS) we discussed using the DMM to read suction and ...

Air conditioning systems are essential for maintaining comfort and indoor air quality, especially during hot months. An AC breakdown can quickly turn a comfortable home into an uncomfortable ...

When my air conditioner stopped cooling properly in the middle of July, I didn't expect the culprit to be the compressor. I thought maybe it needed cleaning, or the thermostat was acting up. But once ...

Steve Miles is the general manager of Jerry Kelly Heating and Air Conditioning in St. Louis. He has seen his share of misdiagnosed unitary air conditioners and heat pumps — the company offers free ...