The digital voltmeter is the best basic tool for electrical troubleshooting, because it's calibrated and exact. But remember, the digital voltmeter can't detect a high-resistance fault if the circuit ...

Have you ever had a trailer’s electric brake or lighting systems not operate properly and weren’t sure where the problem originated? It could be the result of an electronic brake controller, ...

One of life’s little annoyances is when you find an electrical outlet not working. But annoying as it may be, a non-functioning electrical outlet is actually fairly simple to deal with. Troubleshoot ...

These video training kits are designed for service managers who want to facilitate in-house training sessions on HVACR equipment servicing, and for HVACR instructors in secondary or post-secondary ...

He also has extensive knowledge of, and practical expertise with, the National Electrical Code (NEC). Through his consulting ...

The plant electrical engineer of a local manufacturing plant has reached out to your electrical services firm for technical help with a political problem. This quiz is drawn from an actual case ...