Three-way Switch Replacement

Locate and turn off the circuit breaker for your switch.

Use the screwdriver to remove the 15mm Flathead screws on the wall plate.

Remove the wall plate from the wall.

While wearing insulated gloves, gently pull out the switch and use a Duspol or any other Voltmeter to test if there is voltage at the contacts.

Label the black live or load wire which connects to the power or the device and usually on the down position of the switch.

Use the screwdriver to loosen the 5mm Phillips #1 screw so that you can remove the live or load wire from the switch.

Label the two traveler wires where the up position is held by gold screws of the old switch.

Use the screwdriver to loosen the 5mm Phillips #1 screws so that you can remove these two traveler wires.

After the wires are removed, disconnect the old switch.

Ground wire is the bare copper wire.

The white one is the neutral wire that may be in another outlet box.

Please label the neutral wire and the ground wire.

Using your new switch, link two traveler wires to the positions with gold screws of the new switch and tighten the 5mm Phillips #1 screws.

Link the live or load wire to the position with a black screw and tighten the 5mm Phillips #1 screw.

If there is a green 5mm Phillips #1 screw on the new switch, please link the ground wire to and tighten it.

For the intelligent switch, there would be a green wire so that you can group the ground wire with the green wire and tighten them with a wire nut.

There is an extra white wire on the intelligent switch.

Group the neutral wire with the white wire and use the wire nut to tighten them.

Turn the power on and check whether the new switch works.

Gently push the wires back into the outlet box.

Secure the new switch with the 10mm Phillips #1 screws.

Finally, secure the wall plate.