Previous chapters have brought us to the point where, given a system design, we can look at it every which way, analyze and specify its performance, and communicate its structure and behavior. This ...

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!

Electronic Fuel Injection (EFI) is a solution that guarantees a low emission as well as a fuel consumption optimization, for small motors that, otherwise, can be very polluting. This fact underlines ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...

I’ve been a Subversion (SVN) user going on 9 years now. It’s been a great solution for source control throughout my career and I’ve implemented it at each stop along the way. It’s easy, reliable, and ...

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 ...