Owner's Manual
Page 4
ENGLISH Operating Manual About your new Honeywell thermostat. It has been designed to read-even in the dark. • Displays both room temperature and temperature setting. • Removable battery holder for fast, easy replacement. • Built-in compressor protection. 2 Features • One-touch temperature control. • Large, clear, backlit display is easy to give you many years of your new thermostat Congratulations on the purchase of reliable service and easy-to-use, push-button climate control.
ENGLISH Operating Manual About your new Honeywell thermostat. It has been designed to read-even in the dark. • Displays both room temperature and temperature setting. • Removable battery holder for fast, easy replacement. • Built-in compressor protection. 2 Features • One-touch temperature control. • Large, clear, backlit display is easy to give you many years of your new thermostat Congratulations on the purchase of reliable service and easy-to-use, push-button climate control.
Owner's Manual
Page 6
Operating Manual Quick reference to controls Digital display (see page 5) Battery holder (see page 10) ENGLISH M29405 Function Buttons Press to select the function displayed just above each button. (Functions change depending on the task.) 69-1923EFS-01 4 Temperature Buttons Press to set preferred temperature.
Operating Manual Quick reference to controls Digital display (see page 5) Battery holder (see page 10) ENGLISH M29405 Function Buttons Press to select the function displayed just above each button. (Functions change depending on the task.) 69-1923EFS-01 4 Temperature Buttons Press to set preferred temperature.
Owner's Manual
Page 8
If set to select Auto or On. ENGLISH Operating Manual Select the fan setting Fan Auto System Heat Fan On System Heat MCR29407 Press the FAN button to "On," the fan runs continuously. 69-1923EFS-01 6 In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
If set to select Auto or On. ENGLISH Operating Manual Select the fan setting Fan Auto System Heat Fan On System Heat MCR29407 Press the FAN button to "On," the fan runs continuously. 69-1923EFS-01 6 In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
Owner's Manual
Page 10
... and heating are used on how your cooling set to maintain this 3-degree separation (called "deadband"). The thermostat will automatically adjust settings to Auto, the thermostat automatically selects heating or cooling depending on the indoor temperature. Heat and cool settings must be changed. 69-1923EFS-01 8 ENGLISH Operating Manual Auto changeover (heat/cool) Fan Auto System...
... and heating are used on how your cooling set to maintain this 3-degree separation (called "deadband"). The thermostat will automatically adjust settings to Auto, the thermostat automatically selects heating or cooling depending on the indoor temperature. Heat and cool settings must be changed. 69-1923EFS-01 8 ENGLISH Operating Manual Auto changeover (heat/cool) Fan Auto System...
Owner's Manual
Page 12
Operating Manual Battery replacement ENGLISH Press and pull to the display during power interruptions. Even if the warning does not appear, you should replace batteries once a year, .... 69-1923EFS-01 MCR29411 Batteries are permanently stored in memory, and do not require battery power. 10 AAA alkaline batteries. All settings are optional (to provide backup power) if your thermostat was wired to run on AC power when installed. TH5110D - The warning flashes about two months before leaving home for more...
Operating Manual Battery replacement ENGLISH Press and pull to the display during power interruptions. Even if the warning does not appear, you should replace batteries once a year, .... 69-1923EFS-01 MCR29411 Batteries are permanently stored in memory, and do not require battery power. 10 AAA alkaline batteries. All settings are optional (to provide backup power) if your thermostat was wired to run on AC power when installed. TH5110D - The warning flashes about two months before leaving home for more...
Owner's Manual
Page 14
... Heat. Make sure the temperature is set higher than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on. • Make sure furnace door is engaged. ENGLISH Operating Manual In case of difficulty Heating or •...; Press SYSTEM button to set system to Cool. Make sure the temperature cooling system is...
... Heat. Make sure the temperature is set higher than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on. • Make sure furnace door is engaged. ENGLISH Operating Manual In case of difficulty Heating or •...; Press SYSTEM button to set system to Cool. Make sure the temperature cooling system is...