These two varieties of electrical switches are called power-through switches and end-line switches, and the diagrams below explain how each type works.

Below, Donnelly tells AD how to wire a light switch with this simple step-by-step process for a single-pole light switch without zapping yourself along the way.

It utilizes a combination of diagrams prepared by product engineering and service groups. Engineering is responsible 1) for developing a functional schematic diagram to explain the operation, function ...

Ensure max electric fuel pump output and safety with a relay for no voltage drop, plus an oil pressure switch that won’t let the pump run if the engine loses oil pressure.