This carbon monoxide detector is battery operated making it portable and easy to use even in the event of a power outage.
First alert carbon monoxide alarm beeping every 30 seconds.
Every 5 seconds interconnect wire is grounded.
This means that carbon monoxide has been detected in the area you should move to fresh air and call 9 1 1.
The unit has been temporarily silenced with the test silence button.
The horn sounds 3 chirps every minute.
The interconnect wire should not be grounded.
If there is no fire and your smoke detector beeps every 30 seconds or so see below.
5 beeps every minute.
Beeps every 30 seconds indicate low battery or end of life.
Carbon monoxide alarm sound definitions.
Play the video below to hear to the standard chirping patterns of first alert and brk alarms.
The interconnect wire in the alarm should not be grounded.
Co alarm needs to be replaced.
This is also called end of life.
Learn more how to change batteries in first alert alarms.
This type of chirp indicates it is time to replace your carbon monoxide alarm.
The first alert co400 carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide.
Co alarm needs to be replaced.
Learn more red or green light on alarm.
If there is a fire leave your home immediately and call 911.
1 beep every minute.
Why is my carbon monoxide detector beeping every 30 seconds.
Ac interconnected alarms may chirp every 5 seconds if the interconnect wire is grounded.
End of life signal.
The horn sounds 5 chirps every minute.
When carbon monoxide levels become elevated a loud 85 decibel alarm.
Learn more how to stop false or nuisance smoke alarms.
Troubleshoot smoke alarm chirping.
Alarm sound reset a carbon monoxide alarm can be reset by pressing the reset button that is located on the alarm.
You need to first be sure the smoke alarm is not beeping because of a fire or smoke coming from somewhere.
A unit in a series of interconnected alarms is blinking to let you know it triggered an alarm.
It is time to replace the batteries in your carbon monoxide alarm.
If your alarm still chirps and beeps after completing these steps try the steps in our guide how to prevent false smoke alarms.
Most carbon monoxide alarms have a life of five to seven years.
Long continuous beeping indicates alarm has been unplugged.
False alarms and chirps can sometimes be caused by the same underlying issue.
Learn more alarm chirps with new battery.
Smoke carbon monoxide alarms.
If you have a carbon monoxide detector beeping five times in a minute it s running out of power.
Immediately replace the alarm.
The unit gives an audible low battery chirp every 60 seconds or so and needs fresh batteries.
4 loud beeps indicates carbon monoxide.
Smoke detector alarm keeps beeping chirping how to reset.
If this happens you may need to reach out to an electrician for assistance.