Articles about Electrical

Do you have a wiring diagram for a 4 way switch circuit that has multiple light fixtures with a switch at the beginning of the run

What size ground wire is used to ground a 200 Amp service?

I need to install a 4 prong female dryer plug in place of a 3 plug. Only problem is the ground (bare wire) was cut short and I cannot pull any more wire out of the wall.

I would like to know if I have my dryer power cable installed correctly. I had to change from a 4 prong to a 3 prong. There is no bond strap installed.

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

Question: I want to install a Hunter ceiling fan with light. I have 14-3 wire in the existing box.
The wiring instructions say:
connect ground to ground

Question: Hi! Please help me on this problem. I have made a sound box rated 250watts on its speaker.

Question:
I want to wire two 1.5 ton outdoor central air condensers rated 220V 20A each. I was hoping I only had to drag one #8-2AWG from a 40A breaker to one of two sub-panels and then a #10-2AWG to the second sub-panel.

Question: Can I get diagram for 3way switch?

Question: When I completed all wiring and installation and termination with all electrical job. After properly wiring and checking all device and light, fan split unit that mean indoor and outdoor, AC window

Question: The light bulbs in some parts of my house seem to be burning out way too soon. In some of our fixtures, we replace bulbs every 4 weeks or so. Any ideas?

I want to add a heater to my above ground swimming pool. This will require a 220 outlet. Can I add this to an existing 220 such as the water heater circuit?

Question: How can I check ground if it does not give a value?

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: Hi I am replacing a ceiling fixture. There is one switch that controls 2 wall fixtures and the ceiling fixture. The new fixture has one white and one black wire. The junction box has 1 white and 2 black wires twisted together; 3 white twisted together and 2 black twisted together.

Question: How would I wire these various circuits: