Electrical Troubleshooting Quiz - August 9, 2016 tuk69tuk/iStock/Thinkstock

Electrical Troubleshooting Quiz - August 9, 2016

When trying to get to the root of an electrical equipment problem, inspect the wiring connections on each piece of equipment and test the integrity of the conductors (e.g., conduct insulation resistance tests).


You’re an electrician for a commercial/light industrial electrical services firm. A restaurant contacted your firm about a collection of possibly related problems that started a few weeks ago. Every so often, someone complains about a “weird tingling sensation” while working at one of the stainless steel kitchen counters. Two people reported getting a nasty shock when grabbing the handle on one of the freezers. And there’s been a rash of equipment prob

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