Once youre done youll be able to control a light from two switches. To wire a light in your home start by switching the appropriate circuit in your fuse box to off so you can work safely with the wires.
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How to wire a light switch with 4 wires. Connect the source wire to the bottom terminal of the switch and the other black wire to the top terminal. These two wires are the travelers to the 4 way switch. The wiring is more complicated than a traditional single pole switch but well explain how to make the connections. Attach the black wire and white marked with blue wire going out of the box to the next switch to the bottom poles of the 3 way switch. Now in the back of that box i see plain separation between the wires to the left switch and the wires to the right switch. Twist another orange wire connector to the remaining black wire on the dimmer connecting it with the white wire wrapped in black electrical tape.
In order for the light to be controlled by its own switch the wiring between the switch and the fan unit needs a fourth wire a red wire to carry power to the light kit. Review the diagram below for basic three way wiring instructions. The third wire the red will not be switched at the 4 way location but passes to the final 3 way switch. The black wire is going to be connected to the black screw on the switch. Next twist together like colored wires coming from the fixture and the wall or ceiling such as black with black and red with red then screw a wiring cap over the exposed ends. Connect your white wires together and secure with wire nut.
The main wire that will go from one switch to the other should have 4 wires total black white ground and red. Source 1 comes in at the light fixture and a 3 wire cable is run from there to the switch half on the device. This story features diagrams that show how to wire 3 way switches. Connect the green wire to your household ground wire copperbare wire. One neutral crosses over from this group to the other side. This gauge is when you want to use the quick connect method when wiring a light switch.
Currents should always be equal in each cable and that means a second wire would need to cross over too. In this picture you can see the strip gauge on the back of the switch. Simply strip the wire to the length specified and push the wire into the hole. The hot from the source is spliced to the black wire running to the combo and to the input side of the switch. Wiring a 3 way light switch is certainly more. Connect one black wire from the dimmer to the black wire inside the switch box by twisting an orange wire connector onto both wires.
Gallery of How To Wire A Light Switch With 4 Wires
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