Electrical Troubleshooting Quiz - June 14, 2016 stuartmiles99/iStock/Thinkstock

Electrical Troubleshooting Quiz - June 14, 2016

How to solve a plant's vibration trip problem.

A conveyor experiences downtime about every three weeks due to excessive vibration. The mechanics have replaced the original motor pedestals with ones that are several times more rigid. Yet, every so often the motor vibration overload monitor kicks the line off. The production people are complaining this not only stops the line but causes a jam. They have to move boxes apart before they can restart the line.

Because of the randomness and infrequency of the problem, nobody has been s

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