Last week we discussed the basics of gas boiler wiring and wiring in general. Now let’s add safety and limit controls for each type of system. I’m going to start with a steam boiler, since it is the ...

Join us this week as we decode the symbols commonly found in boiler wiring diagrams. Discover how to recognize and understand the significance of each symbol in this quick guide. Safety notice: Always ...

This photo was sent in from an anonymous electrician. He said he found this creative wiring connection when he “went into a boiler room to pull wire for something else.” He believes this is wiring for ...