Articles about Lighting

I have 3 wires coming through my wall to my fixture. One is yellow, one brown, and one white.

Hi Dave, We have 4 12 volt under cabinet lights in our kitchen. Two of them don’t work on a regular basis. All the wiring got hidden behind the cabinets when we did our kitchen redo a few years back.

Question: Why do light bulbs dim when I screw in second bulb into fixture?

Question: I have two light fixtures in my kitchen that are controlled by one dimmer switch. Actually, there are two switches on different walls that control both. One fixture has 3 CFLs in it, the other has 1 incandescent bulb. Last night, both fixtures started flickering and buzzing, then went out.

See why installing a 240 volt circuit without a 2-pole circuit breaker poses a hazard.