Its likely youll also need to replace the. Should be your two conductor.
How To Wire A 3 Way Switch
How to wire a three way switch. 3 way switches involve more cables so you will need a little more room to work. You will run the three conductor wire from the box you just ran. Attach the black power cable from the wall to the general screw black in the three way light switch. This first step will eventually send power directly to the light fixture. Install larger electrical boxes. Turn off the correct circuit at your electrical panel.
Wire nut the neutral white wires together. Add an electrical box for the second 3 way switch in the basement. You will likely need larger boxes than you already have if you are replacing a regular single pole switch. Connect the ground wire to the green screw. Either way complete these five steps for 3 way light switch wiring. Run 2 2 wire conductors between the two boxes.
When wiring a 3 way switch first screw the terminal screws of the new switch until they are difficult to turn. Connect the wire marked common to the black or dark colored screw. Connect the two remaining traveler wires to the two brass or light colored. Hook the curled end of the wire under the screw then tighten down the screw to hold the wire firmly in place. Run power wire into one of the boxes. This is the existing white neutral wire coming into the box and the new white neutral wire from the 3 wire romex youre going to use to connect the other 3 way switch you will install in a minute.
Run three conductor wire between both boxes. How to wire a three way switch step 1. Its likely youll also need to replace the. Feed power wire thru either one of the boxes.
Gallery of How To Wire A Three Way Switch
