: At either end of my staircase I have a light switch that turns the staircase light on and off. The problem is that the switches don't work correctly anymore. What ...

Q: At either end of my staircase I have a light switch that turns the staircase light on and off. The problem is that the switches don’t work correctly anymore ...

Q: Tim, I need you to mediate a dispute between my husband and me. We're building a new home, and there are several places where two or more switches can be used to control lights. I like the ...

I was reading up on a project and came across this link. It mentions that if a light fixture is between the switch and the panel it is common to switch the white and black wires to the right of the ...

Interplay Learning’s on-demand course, “Diagnosing Circuits: Three-Way Lighting,” introduces multi-location light control to expand a technician’s skills and knowledge of electrical circuits and ...

Q. Tim, I need you to mediate a dispute between my husband and me. We’re building a new home, and there are quite a few places where two or more switches can be used to control lights. I like the ...

Q: Tim, I’ve got a mess on my brick home. I live in Houston, Texas, and have a sprinkler system for my lawn. The water sometimes gets sprayed on my brick exterior. White stains appear. I’ve tried ...