HVAC business sees uptick in calls as cold snap continues.

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 ...

Well-known industry author and instructor Jim Johnson is offering a new video for technicians who want to sharpen their troubleshooting skills. "This HVAC training video program, is available in DVD ...

Many homeowners assume that HVAC maintenance and HVAC repair are interchangeable, but they serve very different purposes.

In an older house, the first system to fail is rarely the one you are watching most closely. The real tipping point is a mix of age, design, and how hard you push the equipment, which means HVAC, ...

When things go wrong, you need to know what you can do on your own, and when it’s time to hire an expert for HVAC repair. While most homeowners can handle some general maintenance like replacing a ...

Winter storms place exceptional stress on residential and commercial heating systems, often exposing weaknesses that remain ...