How to Disconnect Smoke Detectors in Houses


Disconnecting a smoke detector is generally a very risky idea, but there are times where it is necessary. Here's an easy way to disconnect smoke detectors in your house.

How to Disconnect Smoke Detectors in Houses
(Jens Lambert/Demand Media)
Step 1

Turn off the electrical breaker switch to kill the power to the smoke detector.

Jens Lambert/Demand Media
Step 2

Unscrew the smoke detector from the mount plate using a screw driver.

Jens Lambert/Demand Media
Step 3

Uncouple the wire nuts from each of the white, black and ground wires.

Jens Lambert/Demand Media
Step 4

If you are disconnecting a standalone smoke detector, cap the white and black wires with electrical tape or the wire nut. If you are disconnecting downstream smoke detectors, you need to couple the white, black and copper ground conductors together.

Jens Lambert/Demand Media
Step 5

Turn your breaker back on.

Jens Lambert/Demand Media


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