Want to save on electrician's fees for outdoor AC unit wiring? Then you must wire your new air conditioner or mini-split yourself. We talked to a master electrician to learn how to get it done ...

ELECTRICAL FAILURES: “Although there are a number of mechanical problems that cause an air conditioning system to fail, the vast majority — over 75 percent — of air conditioning system failures are ...

Written and presented by Jim Johnson, this HVACR technician training course presents an overview of the fundamentals of schematic diagrams. With a firm understanding of the fundamentals of wiring ...

Motors for air conditioning and refrigeration equipment are special-purpose motors called “hermetic,” meaning they’re sealed. They’re sealed because they’re in the same housing as the compressor and ...