Ceiling Light Ground Wire
Connect the green wire to your household ground wire copper bare wire.
Ceiling light ground wire. Connect your white wires together and secure with wire nut. In some cases the ground wire extends through out the light fixture to junction box locations where the light socket wiring is spliced together. If the wire is covered with green insulation you will need to strip 1 2 inch of the green insulation off of the tip of the wire.
You can add a ground wire to your electrical box in the ceiling for an extra measure of safety when replacing a ceiling light. If you want to run both the light and fan on one switch twist the blue and black wire from the unit together. The ground wire will be either green or bare copper wire.
In this case consider a fan with green ground white neutral blue hot for the fan and black hot for lights wires. Disconnect your lighting circuit at the main service panel. If your light does not have a black wire due to its age then attach the black electrical wire to the gold screw on the fixture.
Connect the red wire in the ceiling to the black wire in the light kit and the black wire in the ceiling to the black wire in the fan. Tuck the wires back into the box. Twist together the black wire from the wall to the black wire from the light and cap these as well.
Remember that the hot black or red wire goes to the brass colored screw neutral white to the silver screw. More about grounds and light fixtures. If you don t have a wire coming in to hook your ground to what you do is you take your ground wire which is either a solid copper or a green wire you ll take that ground wire and you wrap it.
Turn the power back on and test the fan. Step 4 run your ground wire from the light conduit box to the nearest copper water pipe. Typically the ground wire is attached to the metal housing of the light fixture.