Replacing a 3-way switch is a common electrical repair task that involves replacing a faulty or malfunctioning 3-way switch with a new one. A 3-way switch is a type of electrical switch that is used to control a light or other electrical device from two different locations. It is commonly used in hallways, stairwells, and other areas where it is desirable to be able to turn a light on or off from either end of the space.
Replacing a 3-way switch is important for safety and convenience. A faulty 3-way switch can pose a fire hazard, and it can also be annoying to have to go to the other end of the space to turn a light on or off. Replacing a 3-way switch is a relatively simple task that can be completed in a few minutes with the right tools and materials.