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 ...

If you own a '66-67 Chevelle with factory A/C, it's no secret that the original heater and A/C control levers are a problem you will have to address sooner or later. We're betting on sooner. The ...

When you get the call, “The motor won’t start,” you’d best have a logical and systematic plan in place to approach the problem. “Easter egging” just doesn’t work unless you happen to be very lucky!