Just by asking this question that shows you are probably not quite ready to take on this particular task. I have a 3 wire black white ground power connecting to a switch coming into the box a 4 wire black white red a ground coming from the bathroom ceiling fan into the box i would like to add a 3rd switch for my light above the medicine cabinet how do i connect the power source to the 3rd switch.
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Connecting 3 wire to 2 wire. How do i attach my 2 wire light fixture and leave the wires intact so he can reinstall the fan when i move out. Test the wires to verify that no power exists using a voltage tester. Most likely the wiring in your house is the metallic ribbed bx cable. 2 black wires would go to the light bulb socket. Terry peterman 1800066 views. Multi wire configuration the 2 circuit multi wire configuration requires that the black and red hots be attached to a two pole circuit breaker that has a tie bar so that these two circuits are not fed from the same buss in the panel.
Turn off the circuit breaker at the main panel that supplies power to the three wire cable intended for the. Problem is there are 3 wires in the box coming from a single 3 wire switch. The ground wire provides an alternate path for electricity that may stray from an appliance or product. The other two wires are probably black. My landlord removed a ceiling fan light so i could replace it with an overhead light. This will ensure that the neutral wire load will be balanced and not become overloaded under normal circumstances.
The best 3 way switch explanation ever. The safest answer anyone should give you is no leave it alone dont even think of doing. If you can tell the difference connect the outer shell wire to the white wire. Simply connect the two wires in your wall box to the two black wires from the new fixture. I have no test tools or meter. How to attach a two wire lighting fixture to a three wire supply step 1.
You can retrofit your 2 wire outlets with new 3 wire or gfci receptacles in the same outlet. A 3 wire circuit black red white and the ground cable can be used for feeding two circuits that will share the neutral and ground wire. The extra wire is probably the ground wire and is either bare copper or copper with a clear plastic insulation on it. How to wire a 2 pin plug how to connect a 2 pin plug duration. Place one probe of the tester on the. The box must be grounded.
How to convert 2 wire house wiring to 3 wire ground 2 wire vs 3 wire. Thank you for asking your question on you are corresponding with bob your personal online electrical consultant the bare wire is a ground wire and would connect to a metal box. One of them should be the outer shell and the other is the center tab in the socket.