Written and presented by Jim Johnson, this HVACR technician training course presents an overview of the fundamentals of schematic diagrams. With a firm understanding of the fundamentals of wiring ...

As a marine electrician, I previously used colored pens to hand-draw electrical schematics for the custom, sport-fishing boats our firm builds. The drawings were then sent to an in-house architect for ...

Throughout my 27 years spent working in manufacturing, I've worked with electricity in some way or another. I've been a maintenance mechanic, maintenance supervisor, equipment technician, appliance ...