• Shopping Cart
  • Contact Us
  • Select a Location
    Close Location Selection

    Current Location:

    Let us know the location you'd like to browse.

    Select a Location

Replacing CO Sensor Batteries


Follow the instructions below or watch the video for steps to replace the batteries in the Cox Homelife CO Sensor.

SMC Brand AA Battery (3)
CO2 Sensor AA battery

Use the following to install new batteries.
Note: For more information about installing new batteries, click to view a video.

    1. Slide the alarm body off of the mounting plate.
    2. Remove the old batteries and dispose of them properly, as recommended by the battery manufacturer.
    3. When replacing batteries, use one of the following approved brands, which can be purchased at your local hardware store.
      • Duracell MN1500 or MX1500
      • Energizer E91

        Note: Using a different battery can affect the alarm operation detrimentally.

    4. Install the new batteries.
    5. Slide the alarm body back onto the mounting plate.

      Note: The mounting plate will not close if all three batteries are not installed.
    6. After replacing the equipment battery, acknowledge any error on the touchscreeen and then reboot it. Refer to Rebooting the Homelife Touchscreen.

Search for More Articles