Press the reset button and replace the 9 volt battery or 2 AA batteries (depending on the brand of carbon monoxide detector you have such as a Kidde or First Alert brand) to stop the beeping.
If the carbon monoxide detector is sounding the alarm or beeps more than once per minute, see below…
Why is my carbon monoxide detector beeping every 30 seconds?
The alarm may have a low battery when it beeps. Replace the batteries when the unit beeps every 30 seconds. Press the reset button after replacing the batteries if the alarm still sounds. If the alarm keeps beeping after replacing the batteries, you may have carbon monoxide present.
Why is my carbon monoxide detector beeping?
The following conditions could cause your carbon monoxide alarm to chirp consistently: Low Battery Condition – The alarm will Chirp once every 15 seconds to indicate the batteries need replacement. Error Condition – The alarm will sound continuously indicating a very low battery or unit malfunction.
Does a carbon monoxide detector go off continuously?
Test Your CO Detectors on a Regular Basis
For detectors plugged into an outlet, you must test these once every month. If your carbon monoxide detector is battery powered, change your batteries once a year. Typically, carbon monoxide detectors last for five to seven years before they must be replaced.
How do I reset my Kidde carbon monoxide alarm?
To reset a DC only unit, perform the following steps:
- Remove the battery.
- Press and hold the test button for at least 15 seconds. NOTE: The unit may chirp or alarm for a few seconds before going silent.
- Reinstall the battery. NOTE: The unit will chirp when the battery is first connected but should not chirp afterwards.