The ground wire doesn t carry any electrical current unless there is a problem in your electrical system.
Green wire ground ceiling fan.
The ground wire carries displaced electricity away to reduce the risk of electrical shock if let s say the metal parts of the ceiling fan or any other appliance or part attached to your electrical system becomes accidentally charged.
There should be two white wires from the ceiling fan kit and one from the box third connect the two green wires from the ceiling fan kit to the exposed copper wire with a wire nut.
Twist the copper ends of the wires together to connect them together.
Now coming out of the fan are 3 wires and the green ground.
There is a green ground wire on the ceiling fan mount plate.
The instructions are woefully scant and do not account to the 6 wires from the ceiling.
Typically a green wire is attached to your fan bracket and the other green wire is attached to the fan itself.
Also avoid using it as the neutral wire despite connecting to the same bus at the main panel.
The color indicates it is a ground wire.
If you had a red wire coming from your ceiling it is hooked up to your wall switch.
Its function is to keep the device from undergoing power surges.
The wires are black black white and white.
Leave the green or copper wire that s coming out the ceiling unattached for now.