33 69-2740EFS—01
Replacing outdoor sensor batteries
Replace batteries in your outdoor
sensor when a warning appears on the
thermostat screen, about 60 days before
batteries are depleted.
To replace the batteries:
1 Remove the sensor from the bracket.
2 Detach cover.
3 Insert 2 fresh AA lithium batteries.
4 Replace cover and set sensor back
into bracket.
The outdoor sensor will restore
communication with the thermostat a few
seconds after new batteries are installed.
Replace ba�eries
in your
outdoor sensor
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