Owner's Manual
Page 18
ENGLISH Operating Manual Battery replacement Pull at bottom to be reset. Install fresh batteries when the REPLACE BATT warning begins flashing. If batteries are permanently stored in memory, and do not require battery power. The warning flashes ...about two months before leaving home for backup power) if your thermostat was wired to run on AC power when installed. Replace batteries once a year, or before the batteries are optional (for more than a month. Turn thermostat over, insert fresh AA alkaline batteries, then reinstall thermostat...
ENGLISH Operating Manual Battery replacement Pull at bottom to be reset. Install fresh batteries when the REPLACE BATT warning begins flashing. If batteries are permanently stored in memory, and do not require battery power. The warning flashes ...about two months before leaving home for backup power) if your thermostat was wired to run on AC power when installed. Replace batteries once a year, or before the batteries are optional (for more than a month. Turn thermostat over, insert fresh AA alkaline batteries, then reinstall thermostat...