What To Do If A Carbon Monoxide Alarm Beeps. To avoid this beeping altogether plan a time to. Call 9-1-1 and go to the hospital immediately.

Youll likely hear short chirps every minute or so letting you know its time to replace your batteries. According to the National Fire Protection Association in 2010 US. This warning alarm is only one beep every 60 or so seconds.
The majority of carbon monoxide detectors make sounds a much shorter chirp and beep.
End of LifeThis chirp means it is time to replace your carbon monoxide alarm. Usually this can be in the form of four beeps. The beeping noise is used for alerting you to unsafe CO levels. This type of carbon monoxide alarm beeping will subside once the batteries have been changed and doesnt require a 911 call.

