Battery replacement (outdoor air sensor)

Remove sensor from bracket

Remove cover and install 2 fresh AA lithium batteries

Replace outdoor sensor batteries when

the REPLACE BATTERY OUTDOOR warning begins

flashing on the thermostat. The warning flashes about two months before the batteries are depleted.

Remove the sensor from the bracket, remove the cover and install 2 fresh AA lithium batteries.

After batteries are installed, the sensor will automatically restore communication with the wireless network within a few minutes.

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