Nick Matsas is a published writer and employed in the trades (plumbing, electrical & chemical). He currently lives in Los Angeles and is from Wood Dale, IL. He writes with letters that form words. Regarding electrical issues, he starts at the main power source, works his way to the transformer, then to the contactors, motor overloads, heat limit switches, release valves, etc.
https://substack.com/@nickmatsas?r=251ncm&utm_medium=ios&utm_source=profile