The one-button TecMate Pro is a troubleshooting device for field testing the company's variable-speed motor in HVAC applications. The tester is designed to help service technicians correctly diagnose ...

Motors make the HVAC world go ‘round — or, at the very least, in the HVAC business, they make the air go ‘round. And while some motors last for many years without any issues, others stop working ...

Got a motor down? No matter how urgent the problem — and motor failure can cause some very urgent problems — always develop a plan of attack before you start repair work. Gather up any background ...

In this video (Episode 3), Randy Barnett, an electrical instructor, trainer, inspector, journeyman electrician, and safety expert, walks viewers through the basics of electromagnetic motor starters.