What Are Some Tips for Connecting Light Switches?


Quick Answer

Tips for wiring light switches include positioning the switch with the proper orientation and disconnecting power at the junction box before work begins. Most switches use a black wire to denote where current is flowing from and a white neutral wire. Connecting modern switches is typically done in two ways: by securing the wire with a screw and through a hole in the back of the switch.

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Full Answer

Pulling wires through an existing wall to connect a switch is difficult and may require the assistance of a professional. Simply replacing an existing switch or installing a switch in a new wall that is not yet covered with drywall is far less difficult. Position switches 48 inches above the floor and select spots that are easy to reach to ensure convenient operation. When replacing an existing switch, use a screwdriver to remove the existing hardware and connect all wires to the same points of the new switch.

Other tips for connecting a light switch include using wire strippers to remove 1/2 inch of insulation from the ends of wires prior to making a connection and looping circuit wires clockwise around terminal screws to ensure a firm connection. For safety reasons, always disconnect power to the circuit before connecting switches or fixtures and installing new wiring.

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