Owner's Manual
Page 2
... This manual covers the following models TH8110U: For 1 Heat/1 Cool systems TH8320U: For up to 3 Heat/2 Cool systems TH8321U: For up to 3 Heat/2 Cool systems with dehumidification (Pull thermostat from wallplate and turn over to press touchscreen keys. Never use sharp instruments, such as a pencil or pen, to find model number) This thermostat contains a Lithium battery which may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate Need Help...
... This manual covers the following models TH8110U: For 1 Heat/1 Cool systems TH8320U: For up to 3 Heat/2 Cool systems TH8321U: For up to 3 Heat/2 Cool systems with dehumidification (Pull thermostat from wallplate and turn over to press touchscreen keys. Never use sharp instruments, such as a pencil or pen, to find model number) This thermostat contains a Lithium battery which may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate Need Help...
Owner's Manual
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... operate cooling system when outdoor temperature is preprogrammed and ready to check settings. ENGLISH Table of contents VisionPRO® TH8000 Series About your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to status display......... 5 Programming & Operation Clock setting 6 Fan setting 7 System setting 8 Using program schedules 9 Program schedule overrides 12 Vacation hold 14 Special features 15 Screen lock 16 Screen cleaning 17 Humidity display & control 18 Appendices Battery replacement 20 Advanced functions...
... operate cooling system when outdoor temperature is preprogrammed and ready to check settings. ENGLISH Table of contents VisionPRO® TH8000 Series About your new thermostat Thermostat features 2 Programming at a glance 3 Quick reference to controls 4 Quick reference to status display......... 5 Programming & Operation Clock setting 6 Fan setting 7 System setting 8 Using program schedules 9 Program schedule overrides 12 Vacation hold 14 Special features 15 Screen lock 16 Screen cleaning 17 Humidity display & control 18 Appendices Battery replacement 20 Advanced functions...
Owner's Manual
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... indoor remote sensors. 69-1894EFS-01 2 You've just purchased the world's most advanced, easy-to greatly reduce your new thermostat Congratulations! ENGLISH Operating Manual About your heating/cooling expenses. • One-touch temp control overrides program schedule at any time. • Precise comfort control keeps temperature within 1°F of reliable service and touchscreen climate control. Features • 7-day program schedules maximize comfort and economy. • Armchair programming: Just pull thermostat from the wall to set . • Change/check...
... indoor remote sensors. 69-1894EFS-01 2 You've just purchased the world's most advanced, easy-to greatly reduce your new thermostat Congratulations! ENGLISH Operating Manual About your heating/cooling expenses. • One-touch temp control overrides program schedule at any time. • Precise comfort control keeps temperature within 1°F of reliable service and touchscreen climate control. Features • 7-day program schedules maximize comfort and economy. • Armchair programming: Just pull thermostat from the wall to set . • Change/check...
Owner's Manual
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... ENGLISH ONE-TOUCH TEMP CONTROL: You can override the program schedule at 6 pm and go to Heat See page 8 4. Just set the time and day. Then check the settings below and change if needed: 1. Program schedules: Preset to energy-saving levels while you're at work or asleep (assumes you wake at 6 am, leave at 8 am, return at any time, and manually adjust the temperature (see pages 12-14). 3 69-1894EFS-01 Select fan setting...
... ENGLISH ONE-TOUCH TEMP CONTROL: You can override the program schedule at 6 pm and go to Heat See page 8 4. Just set the time and day. Then check the settings below and change if needed: 1. Program schedules: Preset to energy-saving levels while you're at work or asleep (assumes you wake at 6 am, leave at 8 am, return at any time, and manually adjust the temperature (see pages 12-14). 3 69-1894EFS-01 Select fan setting...
Owner's Manual
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... select fan operation (see page 7) Press to select system type (see page 8) Press to set program schedule (see page 11) MON TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS 70 FAN AUTO Inside 70 Set To SYSTEM HEAT 6:01 AM Following Schedule Press to adjust temperature settings (see pages 11-14) Press for more options (select models only) SCHED HOLD CLOCK SCREEN MORE Press to override program schedule (see...
... select fan operation (see page 7) Press to select system type (see page 8) Press to set program schedule (see page 11) MON TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS 70 FAN AUTO Inside 70 Set To SYSTEM HEAT 6:01 AM Following Schedule Press to adjust temperature settings (see pages 11-14) Press for more options (select models only) SCHED HOLD CLOCK SCREEN MORE Press to override program schedule (see...
Owner's Manual
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Quick reference to status display Current inside temperature Current day of week VisionPRO® TH8000 Series Temperature setting ENGLISH Fan setting System setting Current time WED 70 FAN AUTO Inside SYSTEM HEAT 6:01 AM 70 Set To Following Schedule Recovery Program schedule on (does not display when off) SCHED HOLD CLOCK SCREEN MORE M29345 Adaptive Intelligent Recovery in effect (see page 15) Other display messages: • Cool On: Cooling system is activated • Heat On: Heating system is activated • Aux Heat On: Auxiliary heating system is activated...
Quick reference to status display Current inside temperature Current day of week VisionPRO® TH8000 Series Temperature setting ENGLISH Fan setting System setting Current time WED 70 FAN AUTO Inside SYSTEM HEAT 6:01 AM 70 Set To Following Schedule Recovery Program schedule on (does not display when off) SCHED HOLD CLOCK SCREEN MORE M29345 Adaptive Intelligent Recovery in effect (see page 15) Other display messages: • Cool On: Cooling system is activated • Heat On: Heating system is activated • Aux Heat On: Auxiliary heating system is activated...
Owner's Manual
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... to override the fan settings you select will run time with the heating or cooling system. If you select On or Circ, the setting you 've programmed for different time periods (see page 27 for more information). 7 69-1894EFS-01 You can press FAN to select Auto (see page 11). ENGLISH Fan setting VisionPRO® TH8000 Series WED 70 FAN Inside AUTO SYSTEM HEAT 6:01 AM 70 Set To Following Schedule SCHED HOLD CLOCK SCREEN...
... to override the fan settings you select will run time with the heating or cooling system. If you select On or Circ, the setting you 've programmed for different time periods (see page 27 for more information). 7 69-1894EFS-01 You can press FAN to select Auto (see page 11). ENGLISH Fan setting VisionPRO® TH8000 Series WED 70 FAN Inside AUTO SYSTEM HEAT 6:01 AM 70 Set To Following Schedule SCHED HOLD CLOCK SCREEN...
Owner's Manual
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...-01 8 ENGLISH Operating Manual System setting WED 70 FAN Inside AUTO SYSTEM HEAT 6:01 AM 70 Set To Following Schedule SCHED HOLD CLOCK SCREEN MORE M29349 Press the SYSTEM button to select, then press DONE. • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Off: Heating and cooling systems are off. • Auto: Thermostat automatically selects heating or cooling depending on the indoor temperature.** • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat.
...-01 8 ENGLISH Operating Manual System setting WED 70 FAN Inside AUTO SYSTEM HEAT 6:01 AM 70 Set To Following Schedule SCHED HOLD CLOCK SCREEN MORE M29349 Press the SYSTEM button to select, then press DONE. • Heat: Thermostat controls only the heating system. • Cool: Thermostat controls only the cooling system. • Off: Heating and cooling systems are off. • Auto: Thermostat automatically selects heating or cooling depending on the indoor temperature.** • Em Heat (only for heat pumps with auxiliary heat): Thermostat controls Emergency and Auxiliary Heat.
Owner's Manual
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... t to select day(s). 3. To adjust program schedules VisionPRO® TH8000 Series ENGLISH Press SCHED SCHED HOLD CLOCK SCREEN MORE Press EDIT M29350 DONE EDIT WAKE LEAVE RETURN SLEEP CANCEL Select day(s) M29351 Set heat/cool levels MON TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS FAN AUTO 70 HEAT CANCEL PERIOD 6:00 AM 78 COOL DONE WAKE LEAVE RETURN SLEEP CANCEL Set time for selected day(s). 4. Press day buttons (MON-SUN) to set Heat and Cool temperature for any unwanted time period.
... t to select day(s). 3. To adjust program schedules VisionPRO® TH8000 Series ENGLISH Press SCHED SCHED HOLD CLOCK SCREEN MORE Press EDIT M29350 DONE EDIT WAKE LEAVE RETURN SLEEP CANCEL Select day(s) M29351 Set heat/cool levels MON TUE WED THU FRI SAT SUN OK TO PICK MULTIPLE DAYS FAN AUTO 70 HEAT CANCEL PERIOD 6:00 AM 78 COOL DONE WAKE LEAVE RETURN SLEEP CANCEL Set time for selected day(s). 4. Press day buttons (MON-SUN) to set Heat and Cool temperature for any unwanted time period.
Owner's Manual
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To cancel the temporary setting at any time, press CANCEL (or SCHED). The program schedule will temporarily override the temperature setting for the current time period. Press CANCEL (or SCHED) to immediately adjust the temperature. The new temperature will resume and set the temperature to the level you set timer Press s or t to resume program schedule 69-1894EFS-01 12 ENGLISH Operating Manual Program schedule override (temporary) Adjust temperature WED 70 FAN Inside AUTO SYSTEM HEAT Hold Temperature Until 8:00 AM 73 Set To Heat On SCHED HOLD CLOCK SCREEN MORE...
To cancel the temporary setting at any time, press CANCEL (or SCHED). The program schedule will temporarily override the temperature setting for the current time period. Press CANCEL (or SCHED) to immediately adjust the temperature. The new temperature will resume and set the temperature to the level you set timer Press s or t to resume program schedule 69-1894EFS-01 12 ENGLISH Operating Manual Program schedule override (temporary) Adjust temperature WED 70 FAN Inside AUTO SYSTEM HEAT Hold Temperature Until 8:00 AM 73 Set To Heat On SCHED HOLD CLOCK SCREEN MORE...
Owner's Manual
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This will be maintained 24 hours a day until you manually change it or press CANCEL (or SCHED) to cancel "Hold" and resume the program schedule. Whatever temperature you set will turn off the program schedule. ENGLISH VisionPRO® TH8000 Series Program schedule override (permanent) Press HOLD Adjust temperature WED 70 FAN Inside AUTO SYSTEM 73 Set To Heat On HEAT 8:00 AM Permanent Hold SCHED HOLD CLOCK SCREEN MORE CANCEL M29354 Press HOLD to resume program schedule 13 69-1894EFS-01 Press CANCEL (or SCHED) to permanently adjust the temperature.
This will be maintained 24 hours a day until you manually change it or press CANCEL (or SCHED) to cancel "Hold" and resume the program schedule. Whatever temperature you set will turn off the program schedule. ENGLISH VisionPRO® TH8000 Series Program schedule override (permanent) Press HOLD Adjust temperature WED 70 FAN Inside AUTO SYSTEM 73 Set To Heat On HEAT 8:00 AM Permanent Hold SCHED HOLD CLOCK SCREEN MORE CANCEL M29354 Press HOLD to resume program schedule 13 69-1894EFS-01 Press CANCEL (or SCHED) to permanently adjust the temperature.
Owner's Manual
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... return. After this number of days have elapsed, the previously programmed schedule will be maintained 24 hours a day for schedule to select the number of day you want the schedule to resume when you set. Operating Manual Vacation hold ENGLISH 1. Press to set the time of days. Press s or t to set the temperature you want, then press s or t to set time for the number of time. Set temperature 70 FAN Inside AUTO 55 Set To SYSTEM HEAT Hold Temperature Until 6:00AM SCHED HOLD CLOCK SCREEN MORE CANCEL...
... return. After this number of days have elapsed, the previously programmed schedule will be maintained 24 hours a day for schedule to select the number of day you want the schedule to resume when you set. Operating Manual Vacation hold ENGLISH 1. Press to set the time of days. Press s or t to set the temperature you want, then press s or t to set time for the number of time. Set temperature 70 FAN Inside AUTO 55 Set To SYSTEM HEAT Hold Temperature Until 6:00AM SCHED HOLD CLOCK SCREEN MORE CANCEL...
Owner's Manual
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... reached at the time you wake at 6. The heat will come on screen. ENGLISH 15 69-1894EFS-01 During the wait time, the message "Wait" is displayed on before 6 am , and the temperature to reach programmed temperature settings, so the temperature is 70° by the time you set to wait a few minutes before a scheduled time period. Adaptive Intelligent Recovery: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to...
... reached at the time you wake at 6. The heat will come on screen. ENGLISH 15 69-1894EFS-01 During the wait time, the message "Wait" is displayed on before 6 am , and the temperature to reach programmed temperature settings, so the temperature is 70° by the time you set to wait a few minutes before a scheduled time period. Adaptive Intelligent Recovery: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to...
Owner's Manual
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Operating Manual AHbuomuitdiytoyulrevneelwditshpelarmy o(ssetlaetct models) WED 70 FAN AUTO Inside 70 Set To SYSTEM HEAT 6:00 PM Following Schedule 43 Humidity SCHED HOLD CLOCK SCREEN MORE Indoor humidity level M29360 Select models can display the current indoor humidity level. (If an optional outdoor sensor is installed, the outdoor temperature is shown instead of the humidity level. Press MORE to display the humidity level.) ENGLISH 69-1894EFS-01 18
Operating Manual AHbuomuitdiytoyulrevneelwditshpelarmy o(ssetlaetct models) WED 70 FAN AUTO Inside 70 Set To SYSTEM HEAT 6:00 PM Following Schedule 43 Humidity SCHED HOLD CLOCK SCREEN MORE Indoor humidity level M29360 Select models can display the current indoor humidity level. (If an optional outdoor sensor is installed, the outdoor temperature is shown instead of the humidity level. Press MORE to display the humidity level.) ENGLISH 69-1894EFS-01 18
Owner's Manual
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... increases, the thermostat runs the air conditioner longer to reduce humidity (up to exit without saving changes. Press MORE until humidity is displayed, then press s or t to set desired humidity M29361 Inside 52 Humidity DEHUMIDIFIER 45 Select models allow you to decrease summer humidity. ENGLISH VisionPRO® TH8000 Series ADbeohutmyioduifricnaetiwonthceornmtrooslt(astelect models) Press MORE until the humidity screen is displayed 6:00PM SCHED HOLD CLOCK SCREEN MORE Press...
... increases, the thermostat runs the air conditioner longer to reduce humidity (up to exit without saving changes. Press MORE until humidity is displayed, then press s or t to set desired humidity M29361 Inside 52 Humidity DEHUMIDIFIER 45 Select models allow you to decrease summer humidity. ENGLISH VisionPRO® TH8000 Series ADbeohutmyioduifricnaetiwonthceornmtrooslt(astelect models) Press MORE until the humidity screen is displayed 6:00PM SCHED HOLD CLOCK SCREEN MORE Press...
Owner's Manual
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Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Grasp thermostat and pull to run on AC power when installed. ENGLISH M29364 Insert 3 fresh AAA alkaline batteries 69-1894EFS-01 20 The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove fom wallplate M29363 Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing.
Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Grasp thermostat and pull to run on AC power when installed. ENGLISH M29364 Insert 3 fresh AAA alkaline batteries 69-1894EFS-01 20 The warning flashes about 30 days before leaving home for more than a month. Even if the warning does not appear, you should replace batteries once a year, or before batteries are optional (to provide backup power) if your thermostat was wired to remove fom wallplate M29363 Batteries are depleted. Install fresh batteries immediately when the LO BATT warning begins flashing.
Owner's Manual
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ENGLISH Advanced functions VisionPRO® TH8000 Series Program schedule on/off Function 0160 Press s/t to turn the program schedule on or off: Options: 0 Program schedule is off Function 0330 The thermostat is on /off . Temperature format (°F/°C) Function 0320 Press s/t to set the temperature display format: Options: 0 Fahrenheit 1 Celsius Daylight savings time on (7-day programmable). Thermostat is non-programmable. 4 Program schedule is pre-programmed to automatically adjust to daylight savings time (2007 and beyond, for areas that use the new 2007 DST ...
ENGLISH Advanced functions VisionPRO® TH8000 Series Program schedule on/off Function 0160 Press s/t to turn the program schedule on or off: Options: 0 Program schedule is off Function 0330 The thermostat is on /off . Temperature format (°F/°C) Function 0320 Press s/t to set the temperature display format: Options: 0 Fahrenheit 1 Celsius Daylight savings time on (7-day programmable). Thermostat is non-programmable. 4 Program schedule is pre-programmed to automatically adjust to daylight savings time (2007 and beyond, for areas that use the new 2007 DST ...
Owner's Manual
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... clock (i.e., "15:30") Screen lock Function 0670 Press s/t to change the ultraviolet lamp. Advanced functions VisionPRO® TH8000 Series ENGLISH UV lamp change reminder Function 0520 Options: This feature displays an alert to remind you to change UV lamp) Note: Press RESET 1 Reminder after 1 year to cancel the alert Program schedule periods Function 0540 Press s/t to set the number of program periods: Options: 2 Two program periods (Wake, Sleep) 4 Four program periods (Wake, Leave, Return, Sleep) Clock format Function...
... clock (i.e., "15:30") Screen lock Function 0670 Press s/t to change the ultraviolet lamp. Advanced functions VisionPRO® TH8000 Series ENGLISH UV lamp change reminder Function 0520 Options: This feature displays an alert to remind you to change UV lamp) Note: Press RESET 1 Reminder after 1 year to cancel the alert Program schedule periods Function 0540 Press s/t to set the number of program periods: Options: 2 Two program periods (Wake, Sleep) 4 Four program periods (Wake, Leave, Return, Sleep) Clock format Function...
Owner's Manual
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Display is blank • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on at a low level, and brightens when a key is normal. The backlight remains on . • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure fresh AAA alkaline batteries are correctly installed (see page 20). Operating Manual In case of difficulty If...
Display is blank • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on at a low level, and brightens when a key is normal. The backlight remains on . • Make sure furnace door is closed securely. • If thermostat is battery powered, make sure fresh AAA alkaline batteries are correctly installed (see page 20). Operating Manual In case of difficulty If...
Owner's Manual
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... the temperature is set cooling system higher than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at the same time • This is on. Wait 5 minutes for "On" during this period (see page 15). Auto indicates the thermostat is scheduled for the system to restart safely, without damaging the compressor (see page 7). 27 69-1894EFS-01 Display shows Fan Auto...
... the temperature is set cooling system higher than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at the same time • This is on. Wait 5 minutes for "On" during this period (see page 15). Auto indicates the thermostat is scheduled for the system to restart safely, without damaging the compressor (see page 7). 27 69-1894EFS-01 Display shows Fan Auto...
