Wiring Diagrams! We start with a simple light, create a wiring diagram, then grow it from there adding more components and making it slightly more complex as we go, while updating that diagram! Being able to read wiring diagram is an absolute necessity for any hvac technician. Hopefully I can break it down and show enough visuals to help anyone that may be struggling, break through that barrier. This is still just an introduction. Great (i hope) for apprentices! We introduce a light, a switch, a