This means you need to. Refer to the chart to learn what chirps or beeps mean on co alarms. Troubleshoot 1 chirp, 3 chirps, 5 chirps, or something.

This type of chirp indicates it is. It is time to replace the batteries in your carbon monoxide detector. Webwhat do the chirps on my co alarm mean? When your fire alarm gives an emergency warning chirp, this means it has detected smoke in your home.