Turn off the power to the switch at the main circuit breaker or fuse panel. Unscrew and remove the switch plate.
Light Switch Wikipedia
Replacing an old light switch. Turn off the power by switching off the circuit breaker that controls the circuit feeding the switch. The necessary supplies though are critical so make. Remove the cover plate. If any of the wires seem weakened trim and re strip the end of the wire to meet your needs. In older systems that. Shut off the power.
The most basic three way switch setup has two switches that connect and control one light. You wont need many tools for this job. How to replace your old outdated 3 way light switches step 1. One black one white and a separate ground wire that may be bare copper or is sometimes wrapped in green. Inspect the quality of the wires. Then use a voltage tester to make sure that the circuit is dead.
To replace this kind of switch follow these steps. There will be three wires. Unscrew the switch from the electrical box and pull it out with the. Before beginning in earnest to replace a light switch go first to the electrical panel and cut power to the room where youre going to be working. If the breakers in the box are unlabeled use.
Gallery of Replacing An Old Light Switch
