Honeywell TH8321U1097 Benutzerhandbuch
Operating Manual
22
About your new thermostat
69-2400EFS—03
ENGLISH
M29364
M29363
Battery replacement
Batteries are optional (to provide backup
power) if your thermostat was wired to run on
AC power when installed.
Install fresh batteries immediately when the
power) if your thermostat was wired to run on
AC power when installed.
Install fresh batteries immediately when the
LO BATT
warning begins flashing. The warning flashes about 30
days before batteries are depleted.
Even if the warning does not appear, you
should replace batteries once a year, or before
leaving home for more than a month.
days before batteries are depleted.
Even if the warning does not appear, you
should replace batteries once a year, or before
leaving home for more than a month.
Grasp thermostat and pull to remove
fom wallplate
fom wallplate
Insert 3 fresh AAA alkaline batteries