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 Part 1 of this two-part series, we presented a 3-phase, 480VAC motor circuit with its associated controls (Figure). We stepped through a logical, systematic approach to troubleshoot the main power ...

Electric bikes (e-bikes) offer a fantastic alternative for eco-friendly commuting and recreation. However, they can encounter issues over time, like any piece of machinery. This troubleshooting guide ...