Two way light switch using 2 core cable there are different ways to connect up two way lighting circuits one way is to use a twin earth cable between the two light switches. We look at the eu colour coding wires.

2 Way Switch Wiring Diagram Light Wiring
How to hook up a two way light switch. Hook up a double light switch. As you see in the schematic diagram of 2 way switch circuit below you will find that the phaselive is connected with the common of the first 2 way switch. This is the first method to make a 2 way switching connection this is the old method. Cut two lengths of black wire and two lengths of bare copper wire about 6 inches long. This method can be dangerous if the neutral from the ceiling rose is connected to an alternate junction box on a different circuit. Connect the two red wires from the two switches together with a wire nut.
You can do this in the switch box or by running a length of wire through the wall or attic. The white wires are wire nutted together so they can continue the circuit. Strip about 34 inch of insulation from one end of each black wire. Pin1 pin2 of the first switch is connected with the pin1 pin2 of second switch respectively. How to replace a light switch ultimate handyman diy tips duration. Most modern switches have screw terminals on each side and may also have holes in the back to accept the end of the wire.
Although plug in connections may be more convenient they are less reliable than those with screw terminals so dont use them. You have an incoming hot wire black going to one screw it does not matter if you use the brass or silver screw on the side of the 2 way switch and a black wire from the other screw on the 2 way switch going to the load light ceiling fan etc. If you are going to install a new one then go for three wire control method. The operation involves making pigtails so its a good idea to know how to do that. Two way switch connectionstaircase wiring. Up next add a fan to any room without existing fixture or wiring.
If a light switch fails to function it should be replaced. Tighten the screw firmly. Form a c shaped loop in one end of the black wires and hook it in a clockwise direction around the bottom screw terminal on the side of the switch. Tighten the nut clockwise. To wire an exhaust fan and light fixture to a single switch you have to find a way of connecting the fan and light. How to wire 2 way light switch in this video we explain how two way switching works to connect a light fitting which is controlled with two light switches.
2 gang 2 way light switch for example this allows lighting in a hallway stairwell or other large rooms to be controlled from multiple locations hook up a double light switch and a this hardwired switch lets smart light.