Heres a fail safe process to fix a three way setup that isnt working. With these diagrams below it will take the guess work out of wiring.
Rewiring A Telecaster With A Four Way Switch Hot Bottles
Rewire 3 way switch. Connect the wire marked common to the black or dark colored screw. Unscrew and remove the switch plate. To replace a three way switch follow these steps. Either way complete these five steps for 3 way light switch wiring. Take a closer look at a 3 way switch wiring diagram. Unscrew the switch from the electrical box and pull it out with the wires still attached.
When wiring a 3 way switch first screw the terminal screws of the new switch until they are difficult to turn. Add an electrical box for the second 3 way switch in the basement. Turn off the power to the switch at the circuit or fuse panel. You may also need to cut additional breakers if either or both of the. Its likely youll also need to replace the. Then use a voltage tester to make sure that the circuit is dead.
Pick the diagram that is most like the scenario you are in and see if you can wire your switch. Turn off the breaker controlling this light. 3 way switch wiring diagram. Disconnect all wires from both of the 3 way switches but do not unwrap or un nut any of the twisted wire. A three way switch is built and wired a little differently than a conventional single pole light switch. Connect the ground wire to the green screw.
Turn off the correct circuit at your electrical panel. This might seem intimidating but it does not have to be. Its likely youll also need to replace the. For starters it doesnt have off and on printed on the toggle and it doesnt have a top and bottom. Connect the two remaining traveler wires to the two brass or light colored. Three way light switches control a light from two locations such as from both ends of a staircase or hallway.















