3 Way Switch Wiring

With a sharp knife or slitting tool slit the outer sheathing. How to wire a 3 way light switch wiring the switches flip off power in the room youre working. Traveler wires are interchangeable on each switch.

3 way switch wiring

Wiring A 3 Way Switch

3 Way Switch Wiring Diagrams Do It Yourself Help Com

3 Way Switch Wiring Diagram

Pick the diagram that is most like the scenario you are in and see if you can wire your switch.

3 way switch wiring.

Power to switch to switch to single light in this first example the power is coming in to the first switch flowing along to the second switch and ends at the light.
Take a closer look at a 3 way switch wiring diagram.
Each 3 way switch in these examples are controlling the power source to the same load.
Interested in a 4 way switch wiring diagram.

Ceiling fan 3 way switch wiring.
Free 3 ways switch diagrams are available in this post for your who are looking for reference and illustrations on how to set a 3 ways switch wiringthree way switches are very popular since it can be used to adds and ease lighting in large rooms.
Working with wire to make wire connections the wire must be pulled through boxes at least 6 inches cut and then stripped of insulation.
Keep reading and learn how to wire a light switch and also use the 3 way switch wiring diagram to learn light switch wiring.

When wiring a 3 way switch circuit we will be using a 3 wire cable known as romex coming from the source such as the breaker box.
Typical cable paths to add a second switch find the easiest way to run a new cable from the existing switch to the best second switch position.
This is the same arrangement as the second diagram on this page with a fan in place of the light fixture.
Here a ceiling fan with a light kit is controlled with two 3 way switches.

The black line wire connects to the common terminal of the first 3 way switch.
With a pair of 3 way switches either switch can make or break the connection that completes the circuit to the light.
Screw your two boxes and light fixture into place then gather your supplies.
A 3 wire nm connects the traveler terminals of the first and second 3 way switch together.

Wiring a 3 way switch option 1.
However wiring a three way switch is a bit more confusing.
The common terminal of the second 3 way switch connects to the light fixture s.
Then a 4 wire cable going between the two 3 way switches and then a 3 wire cable going from the switches to the load.

Youll also need a wire stripper 14 3 or 12 3 cable match existing wire gauge two three way switches and two remodeling boxes.
Cut the cable to the proper length using linemans pliers or a hacksaw.
With these diagrams below it will take the guess work out of wiring.
Remove about 9 inches of sheathing from the wire.

Install a three way switch.
The whole wiring a light switch project can be completed in a few hours if you dont have to do any drywall removal and repair.
This might seem intimidating but it does not have to be.
In this wiring the source is at sw1 and 3 wire cable runs between each switch and the ceiling fan.

For a visual walkthrough of how to wire a 3 way light switch watch this video.
Here is the procedure to follow.
Slide the 2 wire nm power cable into the first switch box.