If you need a quick way to create simple diagrams, Gliffy is it. Even if your job has nothing to do with graphic design, chances are you still have to produce the occasional diagram. Whether you’re ...

Find the disconnect switch to your air handler or furnace, and switch it off. This will be located near the unit. Shut off the circuit breaker at your home’s electrical panel if you can’t find the ...

There was a time when a hot rodder copied a basic wiring diagram out of a motor's manual and bought the switches, relays, and connectors at the local auto parts store. The wire was what was available ...