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 ...

Here, you'll discover top home wiring tips, electrical wiring techniques, and safe practices to upgrade your home's electrical system. Understand wiring diagrams, troubleshoot electrical issues, and ...

Want to save on electrician's fees for outdoor AC unit wiring? Then you must wire your new air conditioner or mini-split ...

For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...

For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...