Fantastic 3 Way Switch Problems
Locate a bad 3 way switch.
3 way switch problems. Step 1 turn off the power at the circuit breaker remove the 3 wires from each of the switches and make sure that. Follow these steps to find which switch is bad. If you or someone you know has ever changed a 3 way switch and not gotten the wiring put back together right you know how frustrating it is trying to figure out how to get it to work again.
Scott first gives an explanation of the three way switch two switches that control one light fixture. There are many ways that a three way switch can be wired but usually power or the light fixture connect to the load side of the switch and traveler wires run between traveler screws on both switches. If one of the two 3 way switches toggles the light s on and off the other 3 way switch has probably failed.
Common problems with 3way switches and how to fix them.