Combo 3 Way Switch Wiring Diagram. They are always installed in pairs and use special wiring connections. Typically used for hallways and staircases, three-way switches are used in instances where two separate switches control one.
There are several possibilities depending on where the Combo requires neutral wire. You can put your lights on a dimmer switch in no time. 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.
Typically used for hallways and staircases, three-way switches are used in instances where two separate switches control one.
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There are white wires that are twisted together, covered with wire nut. Three-way wall switches control a light fixture from two locations in a room. Due to the way the three way switch is wired, you will not be able to do this.