This unique millivolt testing technique provides a basic check in troubleshooting motor breakdown situations. As a maintenance electrician, I'm sure you've been in the high-pressure situation of ...

Acceptable ohm reading for a good current relay. One type of starting relay used on fractional-horsepower compressors is the current relay. This type of starting relay uses the initial high inrush ...

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!

If your e-bike motor is not engaging, don’t panic. Many common issues can be fixed at home. This step-by-step troubleshooting guide will help you identify and solve the problem quickly. We’ll cover ...

My last two columns covered the topic of voltage troubleshooting as it applies to electrical circuits. An important point to remember is that the majority of service problems are electrically based, ...