Owner's Manual
Page 2
... prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at a glance. Need Help? This manual covers the following models: TH4110D: For 1 Heat/1 Cool systems TH4210D: For 2 Heat/1 Cool heat pump systems only (Pull thermostat from wallplate and turn over to see basic operating instructions at...
... prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at a glance. Need Help? This manual covers the following models: TH4110D: For 1 Heat/1 Cool systems TH4210D: For 2 Heat/1 Cool heat pump systems only (Pull thermostat from wallplate and turn over to see basic operating instructions at...
Owner's Manual
Page 3
... your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to display 5 Programming & Operation Set time and day 6 System switch (Heat/Cool 7 Fan switch (Auto/On 8 Using program schedules 9 Program schedule overrides 12 Adaptive Intelligent Recovery 14 Compressor protection 15 PRO TH4110D / TH4210D Appendices Battery replacement 16 In case of difficulty 17 Customer assistance 19 Accessories 19 5-year limited warranty 20 This thermostat is pre-programmed and ready to go ! See page 3 to go . Your new thermostat is...
... your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to display 5 Programming & Operation Set time and day 6 System switch (Heat/Cool 7 Fan switch (Auto/On 8 Using program schedules 9 Program schedule overrides 12 Adaptive Intelligent Recovery 14 Compressor protection 15 PRO TH4110D / TH4210D Appendices Battery replacement 16 In case of difficulty 17 Customer assistance 19 Accessories 19 5-year limited warranty 20 This thermostat is pre-programmed and ready to go ! See page 3 to go . Your new thermostat is...
Owner's Manual
Page 4
ENGLISH Operating Manual About your heating/cooling expenses. • Large, clear, backlit display is easy to -use, push-button climate control. Features • Separately programmable weekday/weekend schedules. • One-touch temp control overrides program schedule at any time. • Energy Star® compliant to greatly reduce your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to read. • Displays both room temperature and temperature setting. • Built-in compressor protection. 2 69-1760EFS-01
ENGLISH Operating Manual About your heating/cooling expenses. • Large, clear, backlit display is easy to -use, push-button climate control. Features • Separately programmable weekday/weekend schedules. • One-touch temp control overrides program schedule at any time. • Energy Star® compliant to greatly reduce your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to read. • Displays both room temperature and temperature setting. • Built-in compressor protection. 2 69-1760EFS-01
Owner's Manual
Page 5
... 7 3. ENGLISH This thermostat is pre-programmed. Just set the time and day. Select system setting: Preset to Auto See page 8 4. Program schedules: Preset to go! PRO TH4110D / TH4210D Your new thermostat is ready to energy-saving levels (assumes you wake at 6 am, leave at 8 am, return at 6 pm and sleep at 10 pm See pages 11-13 ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and manually adjust the temperature...
... 7 3. ENGLISH This thermostat is pre-programmed. Just set the time and day. Select system setting: Preset to Auto See page 8 4. Program schedules: Preset to go! PRO TH4110D / TH4210D Your new thermostat is ready to energy-saving levels (assumes you wake at 6 am, leave at 8 am, return at 6 pm and sleep at 10 pm See pages 11-13 ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and manually adjust the temperature...
Owner's Manual
Page 6
ENGLISH Operating Manual Quick reference to resume program schedule. M29470 69-1760EFS-01 4 • Set: Press to set time/day/ schedule. • Hold: Press to override programmed temperature control. • Run: Press to controls Temperature adjustment (see page 11-13) Fan Switch (see page 7) • Cool: Cooling system control. • Off: All systems off. • Heat: Heating system control. • Em Heat: Emergency & Auxiliary Heat control. Auto: Fan runs only when heating or cooling system is locked out. (Select models only.) System switch (see page 8) On: Fan runs ...
ENGLISH Operating Manual Quick reference to resume program schedule. M29470 69-1760EFS-01 4 • Set: Press to set time/day/ schedule. • Hold: Press to override programmed temperature control. • Run: Press to controls Temperature adjustment (see page 11-13) Fan Switch (see page 7) • Cool: Cooling system control. • Off: All systems off. • Heat: Heating system control. • Em Heat: Emergency & Auxiliary Heat control. Auto: Fan runs only when heating or cooling system is locked out. (Select models only.) System switch (see page 8) On: Fan runs ...
Owner's Manual
Page 7
...: Emergency heat is on.** Aux: Auxiliary heat is on . Heat on: Heating system is on. ENGLISH Quick reference to display screen PRO TH4110D / TH4210D Low battery warning (see page 16) Adaptive Intelligent RecoveryTM (see page 14) Temperature setting (see pages 11-13) Current inside temperature Current program period Wake/Leave/Return/Sleep (see pages 9-10) Replace Batt Inside 75 Recovery 6:30 AM Wake Wed Set To 75 Em Aux Heat On M29471 Current day/time (see page 6) System status Cool...
...: Emergency heat is on.** Aux: Auxiliary heat is on . Heat on: Heating system is on. ENGLISH Quick reference to display screen PRO TH4110D / TH4210D Low battery warning (see page 16) Adaptive Intelligent RecoveryTM (see page 14) Temperature setting (see pages 11-13) Current inside temperature Current program period Wake/Leave/Return/Sleep (see pages 9-10) Replace Batt Inside 75 Recovery 6:30 AM Wake Wed Set To 75 Em Aux Heat On M29471 Current day/time (see page 6) System status Cool...
Owner's Manual
Page 8
Press the SET button, then press s or t to set the clock time. 2. Press the SET button, then press s or t to select the day of the week. 3. Wed 69-1760EFS-01 MCR29472 6 Set 6:30 Clock AM Press SET, then select current day. Press RUN to save & exit. ENGLISH Operating Manual Set the time and day Press SET, then adjust time. Note: If the display flashes Set Clock, the thermostat will follow your settings for the weekday "Wake" time period until you reset the time and day. Set Day 1.
Press the SET button, then press s or t to set the clock time. 2. Press the SET button, then press s or t to select the day of the week. 3. Wed 69-1760EFS-01 MCR29472 6 Set 6:30 Clock AM Press SET, then select current day. Press RUN to save & exit. ENGLISH Operating Manual Set the time and day Press SET, then adjust time. Note: If the display flashes Set Clock, the thermostat will follow your settings for the weekday "Wake" time period until you reset the time and day. Set Day 1.
Owner's Manual
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Do not operate cooling system when outdoor temperature is locked out. (Select models only.) CAUTION: EQUIPMENT DAMAGE HAZARD. PRO TH4110D / TH4210D M29473 The SYSTEM switch can be set to control the heating or cooling system. System switch Set SYSTEM switch to control your heating or cooling system, depending on the season. • Cool: Cooling system control. • Off: All systems are off. • Heat: Heating system control. • Em Heat: Emergency & Auxiliary Heat control. Compressor is below 50°F (10°C). 7 69-1760EFS-01 ENGLISH
Do not operate cooling system when outdoor temperature is locked out. (Select models only.) CAUTION: EQUIPMENT DAMAGE HAZARD. PRO TH4110D / TH4210D M29473 The SYSTEM switch can be set to control the heating or cooling system. System switch Set SYSTEM switch to control your heating or cooling system, depending on the season. • Cool: Cooling system control. • Off: All systems are off. • Heat: Heating system control. • Em Heat: Emergency & Auxiliary Heat control. Compressor is below 50°F (10°C). 7 69-1760EFS-01 ENGLISH
Owner's Manual
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ENGLISH Operating Manual Fan switch Set the FAN switch to choose whether the fan runs continuously or only as needed. 69-1760EFS-01 8 M29473 Set FAN switch to Auto or On. If set to "On," the fan runs continuously. In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
ENGLISH Operating Manual Fan switch Set the FAN switch to choose whether the fan runs continuously or only as needed. 69-1760EFS-01 8 M29473 Set FAN switch to Auto or On. If set to "On," the fan runs continuously. In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
Owner's Manual
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... want during the morning, until bedtime. SLEEP 10:00 pm 62 ° Set to the time you go to bed and the temperature you are away (usually an energy-saving level). PRO TH4110D / TH4210D Save money by setting program schedules ENGLISH It's easy to program your system for weekdays and weekends. You can program four time periods each day, with different settings for maximum energy savings.
... want during the morning, until bedtime. SLEEP 10:00 pm 62 ° Set to the time you go to bed and the temperature you are away (usually an energy-saving level). PRO TH4110D / TH4210D Save money by setting program schedules ENGLISH It's easy to program your system for weekdays and weekends. You can program four time periods each day, with different settings for maximum energy savings.
Owner's Manual
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We recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (See next page to use Energy Star® program settings. ENGLISH Operating Manual Energy Star® settings for maximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00 am) Return (6:00 pm) Sleep (10:00 pm) Heat (Mon-Fri) 70 ° 62 °...
We recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (See next page to use Energy Star® program settings. ENGLISH Operating Manual Energy Star® settings for maximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00 am) Return (6:00 pm) Sleep (10:00 pm) Heat (Mon-Fri) 70 ° 62 °...
Owner's Manual
Page 13
... hold s + HOLD for each weekday time period. Set To Sun), then press RUN to program (Heat or Cool). MonTueWedThuFri MCR29474 11 69-1760EFS-01 Set To 2. Press SET until Set Schedule is set the temperature for the next time period (Leave). To adjust program schedules PRO TH4110D / TH4210D ENGLISH Press SET 3 times, then adjust time. 1. Press s or t to set to the system you want to save & exit. 75 Set Schedule 6:30 AM Heat Note: Make sure the thermostat is displayed...
... hold s + HOLD for each weekday time period. Set To Sun), then press RUN to program (Heat or Cool). MonTueWedThuFri MCR29474 11 69-1760EFS-01 Set To 2. Press SET until Set Schedule is set the temperature for the next time period (Leave). To adjust program schedules PRO TH4110D / TH4210D ENGLISH Press SET 3 times, then adjust time. 1. Press s or t to set to the system you want to save & exit. 75 Set Schedule 6:30 AM Heat Note: Make sure the thermostat is displayed...
Owner's Manual
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... control (heat or cool). To cancel the temporary setting at any time, press RUN. For example, if you want to immediately adjust the temperature. Note: Make sure the thermostat is set to the system you leave for the current time period. MCR29475 69-1760EFS-01 12 The new temperature will temporarily override the temperature setting for the day. Temporary Set To 70 6:30 AM Press to temporarily adjust temperature. Operating Manual Program schedule override (temporary) ENGLISH Press...
... control (heat or cool). To cancel the temporary setting at any time, press RUN. For example, if you want to immediately adjust the temperature. Note: Make sure the thermostat is set to the system you leave for the current time period. MCR29475 69-1760EFS-01 12 The new temperature will temporarily override the temperature setting for the day. Temporary Set To 70 6:30 AM Press to temporarily adjust temperature. Operating Manual Program schedule override (temporary) ENGLISH Press...
Owner's Manual
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... AM Press to permanently adjust the temperature. Press HOLD to resume program schedule. Set To 75 6:30 AM MCR29476 Note: Make sure the thermostat is set will override the temperature settings for all time periods. Whatever temperature you set to the system you manually change it, or press RUN to control (heat or cool). The "Hold" feature turns off the program schedule and allows you to permanently adjust temperature. Program schedule override (permanent) PRO TH4110D / TH4210D ENGLISH Press to adjust the thermostat manually, as needed.
... AM Press to permanently adjust the temperature. Press HOLD to resume program schedule. Set To 75 6:30 AM MCR29476 Note: Make sure the thermostat is set will override the temperature settings for all time periods. Whatever temperature you set to the system you manually change it, or press RUN to control (heat or cool). The "Hold" feature turns off the program schedule and allows you to permanently adjust temperature. Program schedule override (permanent) PRO TH4110D / TH4210D ENGLISH Press to adjust the thermostat manually, as needed.
Owner's Manual
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ENGLISH Operating Manual Adaptive Intelligent RecoveryTM (AIR) Adaptive Intelligent Recovery eliminates guesswork when setting your scheduled time. The thermostat then turns on before 6 am and the temperature to 70°. It allows the thermostat to reach your scheduled temperature at 6. 69-1760EFS-01 14 The heat will come on the heating or cooling at just the right time to "learn" how long your desired temperature. Just set your program schedule to the time you want the house to...
ENGLISH Operating Manual Adaptive Intelligent RecoveryTM (AIR) Adaptive Intelligent Recovery eliminates guesswork when setting your scheduled time. The thermostat then turns on before 6 am and the temperature to 70°. It allows the thermostat to reach your scheduled temperature at 6. 69-1760EFS-01 14 The heat will come on the heating or cooling at just the right time to "learn" how long your desired temperature. Just set your program schedule to the time you want the house to...
Owner's Manual
Page 17
... wait time has elapsed, the message stops flashing and the compressor turns on. 15 69-1760EFS-01 This feature forces the compressor to the compressor in compressor protection PRO TH4110D / TH4210D Inside Set To 75 75 6:30 AM Wake Wed Cool On MCR29477 Message flashes until safe restart time has elapsed. This feature helps prevent damage to wait for a few minutes before restarting. ENGLISH Built-in your air conditioning or heat pump...
... wait time has elapsed, the message stops flashing and the compressor turns on. 15 69-1760EFS-01 This feature forces the compressor to the compressor in compressor protection PRO TH4110D / TH4210D Inside Set To 75 75 6:30 AM Wake Wed Cool On MCR29477 Message flashes until safe restart time has elapsed. This feature helps prevent damage to wait for a few minutes before restarting. ENGLISH Built-in your air conditioning or heat pump...
Owner's Manual
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... warning flashes about two months before leaving home for backup power) if your thermostat was wired to be reset. All other settings are depleted. Turn thermostat over, insert fresh AA alkaline batteries, then reinstall thermostat. 69-1760EFS-01 MCR29478 16 Batteries are inserted within one minute, the time and day will not have to run on AC power when installed. If batteries are optional (for more than a month. Replace batteries...
... warning flashes about two months before leaving home for backup power) if your thermostat was wired to be reset. All other settings are depleted. Turn thermostat over, insert fresh AA alkaline batteries, then reinstall thermostat. 69-1760EFS-01 MCR29478 16 Batteries are inserted within one minute, the time and day will not have to run on AC power when installed. If batteries are optional (for more than a month. Replace batteries...
Owner's Manual
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... breaker and reset if necessary. • Make sure 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 7). ENGLISH In case of difficulty PRO TH4110D / TH4210D If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Cool (see...
... breaker and reset if necessary. • Make sure 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 7). ENGLISH In case of difficulty PRO TH4110D / TH4210D If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Cool (see...
Owner's Manual
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... Heat, and set the temperature level above the displayed current room temperature (see page 7). Wait 5 minutes for 4 seconds. 3. Press SET 3 times to the compressor (see page 15). "Cool On" is engaged. Press and hold SET and RUN at the same time for the system to restart safely, without damage to display "Set Schedule." 2. "Cool On" or "Heat On" is flashing • Compressor protection feature is not • Set the System switch to restore Energy...
... Heat, and set the temperature level above the displayed current room temperature (see page 7). Wait 5 minutes for 4 seconds. 3. Press SET 3 times to the compressor (see page 15). "Cool On" is engaged. Press and hold SET and RUN at the same time for the system to restart safely, without damage to display "Set Schedule." 2. "Cool On" or "Heat On" is flashing • Compressor protection feature is not • Set the System switch to restore Energy...
Owner's Manual
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Turn thermostat over to cover marks left by old thermostats. To save time, please note your model number and date code before calling. ENGLISH Customer assistance Pull at 1-800-468-1502. Accessories/replacement parts To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. Or call Honeywell Customer Care toll-free at bottom to remove thermostat from wallplate. Cover plate assembly*....Part No. 50002883-001 *Use to find model number and date code. MCR29479 19...
Turn thermostat over to cover marks left by old thermostats. To save time, please note your model number and date code before calling. ENGLISH Customer assistance Pull at 1-800-468-1502. Accessories/replacement parts To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. Or call Honeywell Customer Care toll-free at bottom to remove thermostat from wallplate. Cover plate assembly*....Part No. 50002883-001 *Use to find model number and date code. MCR29479 19...