How to Install Smart Smoke and CO Detectors

Posted by in Home Improvement Tips, on October 26, 2017

https://www.youtube.com/watch?v=714NB7CVrpA

Watch the full episode: https://www.thisoldhouse.com/watch/ask-toh-tool-box-smoke-detector-valve Ask This Old House master electrician Scott Caron installs smart smoke and carbon monoxide detectors. Click here to SUBSCRIBE to the official This Old House YouTube channel: http://www.youtube.com/subscription_center?add_user=thisoldhouse Cost: $120 per device Skill Level: Moderate Tools List for Installing Smart Smoke and CO Detectors:
Cell phone Flathead screwdriver Shopping List:
Smart smoke and carbon monoxide detectors
Wire nuts Steps:
1. Before any electrical work, always shut the power off at the main breaker.
2. Program each smoke and CO detector following the instructions via the app. You can label each one by room description (kitchen, living room, etc.)
3. Remove the old smoke detector from the ceiling with a flathead screwdriver. Hold on to the screws to reuse for the new plates.
4. Cap the existing interconnect wire with a wire nut as it will no longer be needed.
5. Connect the pigtail provided by the manufacturer to the house’s power supply. Cover with a wire nut. 6. Install the new mounting plate to the electrical box using the flathead screwdriver and the existing screws.
7. Plug the smoke and CO detector in, then snap it into the mounting bracket.
8. Repeat for all rooms in the house.
9. Turn the power back on and test each device using the “test” button. Resources:
Scott installed the Nest Protect smart smoke and carbon monoxide detectors manufactured by Nest (https://nest.com ), and available at home centers and through their website. All the other materials for this project, including the wire nuts and the flathead screwdriver, can be purchased at most home centers and electrical supply houses. Follow This Old House and Ask This Old House: Facebook: https://www.facebook.com/ThisOldHouse
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