When you first start your HVAC career, it’s pretty common to be afraid of failing or doing substandard work. The job market is competitive, and many new techs may worry that they’ll be inadequate and easy to replace. So, the fear of failure is common and understandable. Embarking on an HVAC career journey can be […]

All fuel-burning appliances require oxygen to burn. They require sufficient oxygen to burn clean and safely, without soot and CO (carbon monoxide). I live and work in Florida, where most of our fuel-burning appliances are 80% efficient with open combustion. (You can learn more about the basics of combustion on a podcast with Benoit Mongeau.) […]

Can a single-phase motor run backward when start and run are swapped? The answer is (generally) yes. Is the motor designed to run backward by simply swapping run and start? The answer is (generally) no, with a few notable exceptions. Before we jump in, this article has two purposes. #1 – it helps you understand […]