Owner's Manual
Page 16
... do not require battery power. 14 If batteries are inserted within one minute, the time and day will not have to remove thermostat from wallplate. Install fresh batteries when the REPLACE BATT warning begins flashing.
... do not require battery power. 14 If batteries are inserted within one minute, the time and day will not have to remove thermostat from wallplate. Install fresh batteries when the REPLACE BATT warning begins flashing.
Owner's Manual
Page 17
In case of difficulty RTH4300B Programmable Thermostat If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Heat (see page 14). ... power switch at heating & cooling system is on. • Make sure furnace door is closed securely. • Make sure fresh AA alkaline batteries are correctly installed (see page 6). does not respond • Set system switch to respond. 15
In case of difficulty RTH4300B Programmable Thermostat If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Heat (see page 14). ... power switch at heating & cooling system is on. • Make sure furnace door is closed securely. • Make sure fresh AA alkaline batteries are correctly installed (see page 6). does not respond • Set system switch to respond. 15