How do you hook up an electrical switch

How To Wire a Three-Way Switch - The Family Handyman

Identify the circuit to the lht switch you'll be replacing, and turn the power off at the circuit breaker. " sn on the outside of the circuit box so that someone else doesn't unwittingly restore power to the circuit while you are working.

Electrical - How do I connect a lht to a switch when the lht.

Remove the wall-plate from the existing switch, and test the wires using a circuit tester -- such as the audible-alarm tester used in our demonstration -- to be absolutely sure there is no power flowing to the wires you'll be removing.

<i>How</i> To Wire a Three-Way <i>Switch</i> - The Family Handyman

How to Install a 3 Way Switch - The Family Handyman

With our audible tester, a continuous beep would indicate that there is still power. With the power turned off, remove the screws that hold the old switch in place.

How to Install a Motion-Sensor Lht Switch how-tos DIY

The black and white wires will be connected to the new motion-sensor switch, but the ground will not be used. With the ends of the wires stripped, they can be hooked up to the new switch. Note: With the particular sensor-switch used in our demonstration, it made no difference which power-supply wire went to which connection on the back of the switch. Follow the wiring instructions that come with the switch you purchase.


How do you hook up an electrical switch:

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