Residential Wiring Diagrams 3 Way Switch. Three-way switches allow for controlling a light fixture from two separate locations, these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room. It should also help in understanding the functions of each type of switch.
From Wikimedia Commons, the free media repository. Now let's take a look at wiring up a three-way toggle switch in a Gibson Les Paul style guitar, and while we're at it, we'll talk about the rest of the wiring. Let's start by looking at how a normal light is wired so that you can understand basic residential wiring for a light switch.
It should also help in understanding the functions of each type of switch.
Armed with a wiring diagram and the necessary tools, install the boxes that house the switches.
Let's start by looking at how a normal light is wired so that you can understand basic residential wiring for a light switch. They are always installed in pairs and use special wiring connections. Three-way wall switches control a light fixture from two locations in a room.