Changing A Three Way Light Switch. Start with the three-way switch that will be removed. A three-way switch is a handy convenience to control a light from two locations, such as at the top and bottom of a staircase.
Making them at the proper place is a little more. This will change the path the electricity can take, and that's how we will control the light. A three-way switch is a handy convenience to control a light from two locations, such as at the top and bottom of a staircase.
One three way switch is by itself.
This implies wires in conduit, where any wire color can be chosen. rather than multiconductor.
Having additional lights wired in parallel will not change the wiring below. If the words On and Off aren't embossed on the switch and it's one of two switches that control a single light or receptacle, you have a three-way switch. In the three-way switch scenario shown above, the fixture is placed between the switches.