Why Is My Carbon Monoxide Detector Beeping. This means your alarm has reached the end of its life and needs to be replaced with a new carbon monoxide alarm. The alarm pattern is four short beeps followed by five seconds of silence followed by four short beeps.
There are several other reasons why your detector might keep beeping but all of them indicate a need for action. If your carbon monoxide alarm beeping becomes a common occurrence its time to check why its beeping and what you can do about it. Battery drawer partially open.
Insert a fresh Duracell Energizer or.
Check your detectors manual. If you have a carbon monoxide detector beeping five times in a minute its running out of power. Most carbon monoxide alarms have a life of five to seven years. When the carbon monoxide CO alarm senses a dangerous level of carbon monoxide the unit will emit a loud alarm pattern.
