Wiring Up A Light Switch Uk. Connect the wires to the new 3 way switches with ground screws using one of the two wiring diagrams fig. This can be confusing.
Change Out Light Switch From Single Switch To Double Switch Need To Install 2 Switches To Control 1 Can Light Switch Wiring Double Light Switch Light Switch from www.pinterest.com
The cable going to the light switch is connected as follows fig 2. The common is for the live wire that supplies the input voltage to the switch. Red wire this wire is used for 3 or 4 way switches and will connect the switches together so they can each control your lights.
The black wire should have a piece of red sleeve or tape around it to indicate this.
Red wire this wire is used for 3 or 4 way switches and will connect the switches together so they can each control your lights. Connect the wires to the new 3 way switches with ground screws using one of the two wiring diagrams fig. Feed a length of 14 3 type nm cable or 12 3 if you re connecting to 12 gauge wire between the two boxes. Black wire this is the hot or load wire.
