Return to location you plan to wire to verify that there is no electric flow to that device. In this video i show how to wire and install a 4 way switches.

Replacing 3 Way Switch In 4 Way Circuit With An Occupancy
Replacing 4 way switch. How to wire a leviton 4 way switch. Unscrew and remove the switch plate. In this video i show how to wire and install a 4 way switches. 4 way switch configurations are used to control lights with three or more switchesa 3 way switch is used on each end with one or more 4 way switches in between the two 3 way switchesthey do not have an onoff position like single pole switches. A three way switch connects travelers from that switch to one side of the four way switch while the other side is connected to the other three way switch and the three way switch is then connected to a light. Unscrew the switch from the electrical box and pull it out with the wires still.
Turn on the light or device being controlled by the 3 way switches if you already have them. How to replace a 4way light switch my 4 way switch contact went out on one side. Use the voltage tester to ensure. To replace a four way switch follow these steps. In this video scott gives you a step by step instructional tour of how to wire and install a pair of 4 way switches in your wood shop. When connected properly a simple flip of any of the switches will turn on the light.
It is important to understand how these switches are wired before attempting to troubleshoot or replace. Evidentlythe new switch one side two terminal top and bottom shows as in and on the right side top and. Replacing 4 way switch with leviton smart dimmer dh6hd. The other two. Turn off electric power. Then use a voltage tester to make sure that the circuit is dead.
Look at the four way switch and notice that it has four screw terminals plus one ground screw. Turn off the circuit breaker that powers the circuit to which you will be wiring the four way switch. The four way switch is not used on its own but in addition to a combination of switches. He will also explain how a 3 way circuit works. If the device is still. Turn off the power to the switch at the circuit panel or fuse box.
The old 4 way switch shows two top left and right terminal as line1 and the two bottom left and right as line2. Starting with safety and understanding 1.