A 3 way switch is utilized on each individual end with one or more 4 way switches between both 3 way switches. It does not matter to which terminal screw this wire is connected.
How To Wire A 3 Way Switch With 2 Lights Quora
How to wire a 3 way switch with 4 lights. Once youre done youll be able to control a light from two switches. If you know how to wire a 3 way switch you will have no problems with a 4 way switch. Wiring a 3 way light switch is certainly more. The red insulated wire connects to either one of the 2 unused terminal screws shown in the image above to be on the top left and right sides of both 3 way switches. There is only the single 3 wire plus ground in the downstairs switch box and only two 2 wire plus ground cables at the fixture. When nothing is hooked up there is power in the 2 wire plus ground cable on the upstairs switch.
Here 3 wire cable runs between l1 and l2 2 wire cable runs from the last light to sw1 and more 3 wire cable runs from sw1 to the 4 way switch and then to sw2. They dont always have to be actuated by a pushdown. E lastly if your light fixture isnt wired yet connect the light fixture to the 2 wire romex black and white wires only which leads to your new 3 way light switch 2 and you should have completed your 3 way light switch circuit. Connect 3 wire cable in the first switch box. Momentary switches only stay active so long as theyre actuated. The wiring is more complicated than a traditional single pole switch but well explain how to make the connections.
At the lights the hot source is spliced to the black wire running between lights it does not connect to the lights. The two switches appear to be connected by a 3 wire plus ground cable. This story features diagrams that show how to wire 3 way switches. The 3 wire cable enters through the top of the first switch box.
Gallery of How To Wire A 3 Way Switch With 4 Lights
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