Combination smoke and carbon monoxide alarms.
Change battery first alert carbon monoxide detector.
Remove the old battery.
The battery should be replaced once per year.
Carbon monoxide is a lethal and unfortunately odorless gas.
Carbon monoxide alarms measure co levels in the air.
Co carbon monoxide detectors usually wear out in 5 7 years.
How to replace a 9v battery.
Use the plastic tab to gently open the battery compartment.
The first alert co400 carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide.
Some first alert or brk alarm models run on a 9 volt battery or backup battery.
First alert offers a variety of alarms to help ensure your family is protected including a tabletop alarm with a 10 year sealed battery and digital display to see detected levels in parts per million.
Photoelectric smoke and co alarm with sealed battery.
In the six decades since we have continued to create innovative products from the first residential smoke alarm to the first battery operated carbon monoxide alarm.
First alert began in 1958 when three friends set out to create a commercial smoke alarm.
Combustible materials use oxygen to burn and produce carbon monoxide as a by product.
Co can be caused by faulty heating equipment particularly flues.
First alert also offers combination smoke and carbon monoxide alarms which provide 2 in 1.
Replace them with a fuel cell electro chemical sensor type and with a peak level memory to alert you to the highest level of co present.
Basic plug in carbon monoxide alarm with battery backup.
Back of the alarm.
In this article you ll learn how to replace a 9v battery in a smoke alarm.
A carbon monoxide detector will sound an alarm if it detects co gas nearby.