Prestige THX9321 Manuel De Fonctionnement page 30

Operating Manual
Battery replacement: Wireless outdoor sensor
Replace batteries
in your
outdoor sensor
M32988
MCR32987
MCR32937
Remove sensor from bracket, detach cover and install 2 fresh AA
lithium batteries
Replace batteries in your outdoor sensor when a warning appears on the
thermostat screen, about two months before batteries are depleted.
After new batteries are installed, the outdoor sensor will restore communication with
the wireless network within a few seconds.
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