What Are 3 Way Light Switches. So, to turn the light on, she carefully negotiates the stairs to the top, and flips on the switch. Slide your mouse over it to see it change state (requires Javascript enabled) The other light switches turn the lights off and on to the level set by the dimmer.
Because the light fixture being controlled by these switches is not visible from inside the house, I'm using a combination switch that includes a pilot light. Whether it's a receptacle for the lamp or a built-in lighting outlet, you can wire three or more switches. While standard single-pole switches have two screw terminals on one side of the switch, plus a third green grounding screw terminal connected to the metal strap, three-way switches have three screw terminals plus a ground.
Keep in mind, this tutorial is more for wiring.
Step-by-step instructions and troubleshooting guides included.
A light or lights can be controlled by more than one switch. Three-way wall switches control a light fixture from two locations in a room. That's just not the way it's supposed to be, is it?
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