Owner's Manual
Page 5
... AND TEMPERATURES DIGITAL DISPLAY RUN PROGRAM RETURNS THERMOSTAT TO NORMAL OPERATING MODE. PRESS AND HOLD TO CANCEL ENERGY SAVINGS AND PRE-HEAT/PRE-COOL MODES (MY CHOICE). DAY SETS DAY OF THE WEEK Run Program Set Current Day/Time HOLD TEMP SETS A HOLD TEMPERATURE SETTING AND ACTIVATES VACATION HOLD FEATURE Hold Temp DAYLIGHT TIME SELECTS STANDARD TIME OR DAYLIGHT SAVING TIME COPY COPIES SETTINGS FROM ONE DAY TO ANOTHER DAY FOR QUICKPROGRAMMING Day Daylight Time Time Wake Heat/Cool Settings Leave Return Set Program Filter System Copy Sleep Fan HEAT/COOL SETTINGS SWITCHES...
... AND TEMPERATURES DIGITAL DISPLAY RUN PROGRAM RETURNS THERMOSTAT TO NORMAL OPERATING MODE. PRESS AND HOLD TO CANCEL ENERGY SAVINGS AND PRE-HEAT/PRE-COOL MODES (MY CHOICE). DAY SETS DAY OF THE WEEK Run Program Set Current Day/Time HOLD TEMP SETS A HOLD TEMPERATURE SETTING AND ACTIVATES VACATION HOLD FEATURE Hold Temp DAYLIGHT TIME SELECTS STANDARD TIME OR DAYLIGHT SAVING TIME COPY COPIES SETTINGS FROM ONE DAY TO ANOTHER DAY FOR QUICKPROGRAMMING Day Daylight Time Time Wake Heat/Cool Settings Leave Return Set Program Filter System Copy Sleep Fan HEAT/COOL SETTINGS SWITCHES...
Owner's Manual
Page 6
... THE SET CURRENT DAY/TIME MODE SHOWS TEMPERATURE SETTING CHANGED FOR THIS PROGRAM PERIOD SHOWS TEMPERATURE DISPLAYED IS THE CURRENT SET TEMPERATURE SHOWS THAT THERMOSTAT IS CALLING FOR HiMedLo Set Program Set Day/Time Temporary Setting Critical AM Hold for Filter Em Ht Aux Ht Days MonTueWedThuFri Sat Sun Repl Batt Room Wake Leave Return Sleep Recovery DST System Em Heat Off Wait Fan On Auto SHOWS CURRENT SYSTEM KEY POSITION HEAT/OFF/COOL SHOWS CURRENT FAN KEY POSITION ON/AUTO SHOWS BATTERIES NEED REPLACING SHOWS ADAPTIVE INTELLIGENT...
... THE SET CURRENT DAY/TIME MODE SHOWS TEMPERATURE SETTING CHANGED FOR THIS PROGRAM PERIOD SHOWS TEMPERATURE DISPLAYED IS THE CURRENT SET TEMPERATURE SHOWS THAT THERMOSTAT IS CALLING FOR HiMedLo Set Program Set Day/Time Temporary Setting Critical AM Hold for Filter Em Ht Aux Ht Days MonTueWedThuFri Sat Sun Repl Batt Room Wake Leave Return Sleep Recovery DST System Em Heat Off Wait Fan On Auto SHOWS CURRENT SYSTEM KEY POSITION HEAT/OFF/COOL SHOWS CURRENT FAN KEY POSITION ON/AUTO SHOWS BATTERIES NEED REPLACING SHOWS ADAPTIVE INTELLIGENT...
Owner's Manual
Page 7
... current program schedule. • Permanent schedule override-set the comfort level you want when you return. • Set the filter indicator (0, 15, 30, 60, 90, or 120 days) to remind you to change the filter. • Information at the press of a button-use the i (information) key to see the System User's Guide provided by your Energy Utility or systems provider. 7 69-1538 ask your needs. • Temporary schedule override-set the thermostat...
... current program schedule. • Permanent schedule override-set the comfort level you want when you return. • Set the filter indicator (0, 15, 30, 60, 90, or 120 days) to remind you to change the filter. • Information at the press of a button-use the i (information) key to see the System User's Guide provided by your Energy Utility or systems provider. 7 69-1538 ask your needs. • Temporary schedule override-set the thermostat...
Owner's Manual
Page 9
... is indicated on your Energy Utility to inform you of the rate in effect at a higher temperature during cooling season and a lower temperature during heating season to reduce energy consumption. 9 69-1538 The rate in effect, the thermostat displays PrE. Set Program Set Day/Time Em Ht Aux Ht Tue Wake Room DST System Cool Fan Auto M20902 Price Response If your utility offers a Price Response Program, this thermostat works with...
... is indicated on your Energy Utility to inform you of the rate in effect at a higher temperature during cooling season and a lower temperature during heating season to reduce energy consumption. 9 69-1538 The rate in effect, the thermostat displays PrE. Set Program Set Day/Time Em Ht Aux Ht Tue Wake Room DST System Cool Fan Auto M20902 Price Response If your utility offers a Price Response Program, this thermostat works with...
Owner's Manual
Page 11
... setting the System and Fan M14596 keys, how to override the current programming mode or to program your Energy Utility provider for three seconds until the thermostat displays Done. Call your thermostat and how to cancel an energy-saving event such as Demand Response, Pre-heat or Pre-cool. To use some more time and energy-saving features. Run Program OPERATING YOUR THERMOSTAT Your new thermostat saves energy and keeps you comfortable at a specific temperature while you need...
... setting the System and Fan M14596 keys, how to override the current programming mode or to program your Energy Utility provider for three seconds until the thermostat displays Done. Call your thermostat and how to cancel an energy-saving event such as Demand Response, Pre-heat or Pre-cool. To use some more time and energy-saving features. Run Program OPERATING YOUR THERMOSTAT Your new thermostat saves energy and keeps you comfortable at a specific temperature while you need...
Owner's Manual
Page 15
... key until the desired system (Heat, Off, Cool, System or Auto) displays. The Cooling system is controlled as stage 1 heat. Can cause permanent damage to remain off for five minutes before restarting. To avoid possible equipment damage, do not operate cooling when outside temperature is de- Heat: The thermostat controls the heating. Auto: The thermostat automatically changes between heating and cooling operation, depending on the indoor temperature. CAUTION Equipment Damage Hazard. To...
... key until the desired system (Heat, Off, Cool, System or Auto) displays. The Cooling system is controlled as stage 1 heat. Can cause permanent damage to remain off for five minutes before restarting. To avoid possible equipment damage, do not operate cooling when outside temperature is de- Heat: The thermostat controls the heating. Auto: The thermostat automatically changes between heating and cooling operation, depending on the indoor temperature. CAUTION Equipment Damage Hazard. To...
Owner's Manual
Page 16
... temporarily change the temperature setting until the next schedule period, or you can also change and hold the temperature setting indefinitely. Temporary Setting M14563 While selecting a temporary setting, only the setpoint displays. The temporary temperature setting you cancel the temporary temperature setting. 69-1538 16 The display reads "Temporary" until the desired temperature setpoint displays. Setting Fan Key Press Fan key until a designated day and period (for approximately three seconds. Setting Temporary Temperatures You can override...
... temporarily change the temperature setting until the next schedule period, or you can also change and hold the temperature setting indefinitely. Temporary Setting M14563 While selecting a temporary setting, only the setpoint displays. The temporary temperature setting you cancel the temporary temperature setting. 69-1538 16 The display reads "Temporary" until the desired temperature setpoint displays. Setting Fan Key Press Fan key until a designated day and period (for approximately three seconds. Setting Temporary Temperatures You can override...
Owner's Manual
Page 18
Changing Temperature Setting Until a Designated Day and Period (Vacation Hold) 1. Press Hold Temp key twice. Example display shows temporary heat setting of 60°. Hold Temp Setting System Heat Fan Heat Auto M14565 Press Hold Temp key once to display thermostat in Hold mode. Hold Temp Setting System Heat Hold for Days Fan Wake Heat Auto M14833 Press Hold Temp key twice to display the thermostat in Vacation mode. Example display shows temporary heat setting of 60°. 69-1538 18 NOTE: The Display changes from setpoint to cancel hold. Press Run Program ...
Changing Temperature Setting Until a Designated Day and Period (Vacation Hold) 1. Press Hold Temp key twice. Example display shows temporary heat setting of 60°. Hold Temp Setting System Heat Fan Heat Auto M14565 Press Hold Temp key once to display thermostat in Hold mode. Hold Temp Setting System Heat Hold for Days Fan Wake Heat Auto M14833 Press Hold Temp key twice to display the thermostat in Vacation mode. Example display shows temporary heat setting of 60°. 69-1538 18 NOTE: The Display changes from setpoint to cancel hold. Press Run Program ...
Owner's Manual
Page 19
... vacation days. Wake Leave Return Sleep System Heat Fan Auto M14571 In this example, the Hold ends after the 18th day at the beginning of the Return period. 4. Example display shows 18 vacation days. 3. Press Wake, Leave, Return or Sleep key to adjust temperature setting, if desired. 19 69-1538 Press increase or decrease to select the period the Hold ends. IMPORTANT To cancel Vacation Hold before designated time, press Run Program...
... vacation days. Wake Leave Return Sleep System Heat Fan Auto M14571 In this example, the Hold ends after the 18th day at the beginning of the Return period. 4. Example display shows 18 vacation days. 3. Press Wake, Leave, Return or Sleep key to adjust temperature setting, if desired. 19 69-1538 Press increase or decrease to select the period the Hold ends. IMPORTANT To cancel Vacation Hold before designated time, press Run Program...
Owner's Manual
Page 20
... increase or decrease to adjust temperature setting, if desired (for example, if cool is set to Auto. System Heat Fan Auto M14572 Press increase or decrease key to change between heat and Heat/Cool Settings cool settings. 6. Press Heat/Cool Settings key to select a new Hold temperature. Similarly, only the cooling temperature is used when System is set to Heat. NOTE: Only the heating temperature is used when System is set to Cool. Press Run Program to start over or return display to Run Program normal. 69-1538...
... increase or decrease to adjust temperature setting, if desired (for example, if cool is set to Auto. System Heat Fan Auto M14572 Press increase or decrease key to change between heat and Heat/Cool Settings cool settings. 6. Press Heat/Cool Settings key to select a new Hold temperature. Similarly, only the cooling temperature is used when System is set to Heat. NOTE: Only the heating temperature is used when System is set to Cool. Press Run Program to start over or return display to Run Program normal. 69-1538...
Owner's Manual
Page 23
... INDICATOR System Em Heat Fan Auto M20899 Your thermostat monitors the amount of time the fan is on only one- 60 70 80 90 60 70 80 90 third of the time each day, it takes three days to deduct one fan run-time day.) Setting or Resetting Filter Indicator Your thermostat comes preset to replace the filter, based on the number of fan run time set to 30 days with filter set to enter Filter mode. On expiration, thermostat displays "Filter." One fan run-time day equals 24 fan run-time...
... INDICATOR System Em Heat Fan Auto M20899 Your thermostat monitors the amount of time the fan is on only one- 60 70 80 90 60 70 80 90 third of the time each day, it takes three days to deduct one fan run-time day.) Setting or Resetting Filter Indicator Your thermostat comes preset to replace the filter, based on the number of fan run time set to 30 days with filter set to enter Filter mode. On expiration, thermostat displays "Filter." One fan run-time day equals 24 fan run-time...
Owner's Manual
Page 25
... each day of the temperature display indicates the thermostat successfully communicated with Em. Ht. Heat Pump Fault Monitor LED lights red when heat pump failure is expensive, so act quickly. HEAT PUMP pany. The small triangle right of the week. Each day can set your Energy Utility. Ht. Temporary AM System Heat Mon Heat Fan Auto M17763 Successful Communication Indicator The thermostat periodically sends and receives messages. PROGRAMMING YOUR THERMOSTAT 7-Day Program and Operation Your thermostat is 7-day programmable, which means you heat pump service...
... each day of the temperature display indicates the thermostat successfully communicated with Em. Ht. Heat Pump Fault Monitor LED lights red when heat pump failure is expensive, so act quickly. HEAT PUMP pany. The small triangle right of the week. Each day can set your Energy Utility. Ht. Temporary AM System Heat Mon Heat Fan Auto M17763 Successful Communication Indicator The thermostat periodically sends and receives messages. PROGRAMMING YOUR THERMOSTAT 7-Day Program and Operation Your thermostat is 7-day programmable, which means you heat pump service...
Owner's Manual
Page 30
... Tuesday with Heat set to enter program mode. Press the Wake key. Day Set Program AM Setting System Heat Mon Wake Heat Fan Auto M14588 Press Day key to select day to program. 3. Press Time ∆ or Time ∇ key until desired day displays. Press Day key until desired Wake time displays. 69-1538 30 Programming the First Day To modify the preprogrammed schedule, start by programming the Wake time and temperature and fan operation for any one day. 1. Example display shows...
... Tuesday with Heat set to enter program mode. Press the Wake key. Day Set Program AM Setting System Heat Mon Wake Heat Fan Auto M14588 Press Day key to select day to program. 3. Press Time ∆ or Time ∇ key until desired day displays. Press Day key until desired Wake time displays. 69-1538 30 Programming the First Day To modify the preprogrammed schedule, start by programming the Wake time and temperature and fan operation for any one day. 1. Example display shows...
Owner's Manual
Page 32
ing. uously for opposite system setting (either Heat or Cool). Current setting displays. Selecting Auto Fan means fan runs only when heating or cooling equipment is operat- Example display shows cooling system previously set heating temperature). Press Heat/Cool Settings key to modify fan operation. Selecting On means fan runs contin- Heat/Cool Settings Set Program AM Setting System Heat Mon Wake Cool Fan Auto M14591 Press Heat/Cool Settings key to select cooling system (if you previously set for 78°. 69-1538 32 5. Press Fan key to make selections ...
ing. uously for opposite system setting (either Heat or Cool). Current setting displays. Selecting Auto Fan means fan runs only when heating or cooling equipment is operat- Example display shows cooling system previously set heating temperature). Press Heat/Cool Settings key to modify fan operation. Selecting On means fan runs contin- Heat/Cool Settings Set Program AM Setting System Heat Mon Wake Cool Fan Auto M14591 Press Heat/Cool Settings key to select cooling system (if you previously set for 78°. 69-1538 32 5. Press Fan key to make selections ...
Owner's Manual
Page 33
Press Run Program key to return to select cooling Wake temperature. Set Program AM Setting System Heat Mon Wake Cool Fan Auto M14592 Press increase or decrease to normal operation. Leave Return Sleep IMPORTANT Repeat steps 1 through 6 to use the copy feature. Example display shows cooling Wake period set program displays in program mode to program entire day. Press Leave, Return or Sleep and repeat steps 3 through 7 for 76°. 8. Go to another day. 9. The day (first day of the week...
Press Run Program key to return to select cooling Wake temperature. Set Program AM Setting System Heat Mon Wake Cool Fan Auto M14592 Press increase or decrease to normal operation. Leave Return Sleep IMPORTANT Repeat steps 1 through 6 to use the copy feature. Example display shows cooling Wake period set program displays in program mode to program entire day. Press Leave, Return or Sleep and repeat steps 3 through 7 for 76°. 8. Go to another day. 9. The day (first day of the week...
Owner's Manual
Page 38
...). 2. Batteries must be installed for programming and operation of the thermostat and the heating/cooling system. 1. Day M10622 If the thermostat is already mounted on the wall, remove the thermostat by placing your thumb between the thermostat and wallplate and pulling the thermostat up (as shown on the next page. 69-1538 38 WALLPLATE B R RC O W Y G INSTALL 3 AA ALKALINE BATTERIES AS SHOWN, POSITIVE (+) TERMINALS TOWARD TOP. REPLACING THE BATTERIES (T8665C ONLY...
...). 2. Batteries must be installed for programming and operation of the thermostat and the heating/cooling system. 1. Day M10622 If the thermostat is already mounted on the wall, remove the thermostat by placing your thumb between the thermostat and wallplate and pulling the thermostat up (as shown on the next page. 69-1538 38 WALLPLATE B R RC O W Y G INSTALL 3 AA ALKALINE BATTERIES AS SHOWN, POSITIVE (+) TERMINALS TOWARD TOP. REPLACING THE BATTERIES (T8665C ONLY...
Owner's Manual
Page 39
If you insert new batteries within 20 to lack of thermostat battery power. 4. When batteries are dead or installed incorrectly. If the display is blank, batteries are running low, a REPL BAT message flashes for longer than a month, change 60 70 80 90 batteries before batteries run out completely. MPORTANT Although thermostat has a low battery indicator, replace batteries yearly to prevent leakage and thermostat and heating/cooling system from shutting down due to two months before leaving to 60...
If you insert new batteries within 20 to lack of thermostat battery power. 4. When batteries are dead or installed incorrectly. If the display is blank, batteries are running low, a REPL BAT message flashes for longer than a month, change 60 70 80 90 batteries before batteries run out completely. MPORTANT Although thermostat has a low battery indicator, replace batteries yearly to prevent leakage and thermostat and heating/cooling system from shutting down due to two months before leaving to 60...
Owner's Manual
Page 41
... example, 70° at 6:30 AM. The thermostat displays "Recovery" whenever the thermostat activates Adaptive Intelligent Recovery™ control. (See display.) "Recovery" displays during recovery time from Sleep to Return. Recovery time varies with the starting temperature and the comfort temperature you know when the system is in recovery? Set Program Set Day/Time AM Em Ht Aux Ht Mon Wake Recovery Room System Heat Fan Auto M20895 After installation or new schedule programming, your thermostat learns from Leave to Wake and from experience...
... example, 70° at 6:30 AM. The thermostat displays "Recovery" whenever the thermostat activates Adaptive Intelligent Recovery™ control. (See display.) "Recovery" displays during recovery time from Sleep to Return. Recovery time varies with the starting temperature and the comfort temperature you know when the system is in recovery? Set Program Set Day/Time AM Em Ht Aux Ht Mon Wake Recovery Room System Heat Fan Auto M20895 After installation or new schedule programming, your thermostat learns from Leave to Wake and from experience...
Owner's Manual
Page 47
... System switch to indicate a problem. Symptom System on the fan when the equipment has reached the preset time or temperature. is lit, but no warm or cool air is lighted. Ht setting (heat pump only). The heat pump signaled the thermostat to Em. for cool- Heat Pump Fault Monitor LED is coming from the registers. See Heat pump Operating Instructions or call your local heat pump dealer or Energy Utility for assistance. 47 69-1538 Troubleshooting. (Continued...
... System switch to indicate a problem. Symptom System on the fan when the equipment has reached the preset time or temperature. is lit, but no warm or cool air is lighted. Ht setting (heat pump only). The heat pump signaled the thermostat to Em. for cool- Heat Pump Fault Monitor LED is coming from the registers. See Heat pump Operating Instructions or call your local heat pump dealer or Energy Utility for assistance. 47 69-1538 Troubleshooting. (Continued...
Owner's Manual
Page 48
... cancel, press and hold Run Program for outdoor temperature when filter expiration shows on display. Filter expired. Refer to the Filter Indicator section. 69-1538 48 Troubleshooting. (Continued) Symptom Possible Cause Action Room temperature is cooler than current setting and air conditioner is connected incorrectly. If PrE does not display, contact your local heating contractor or Energy Utility. Table 3. Outdoor sensor is still running. If the thermostat displays PrE, wait until DONE is complete. Installer...
... cancel, press and hold Run Program for outdoor temperature when filter expiration shows on display. Filter expired. Refer to the Filter Indicator section. 69-1538 48 Troubleshooting. (Continued) Symptom Possible Cause Action Room temperature is cooler than current setting and air conditioner is connected incorrectly. If PrE does not display, contact your local heating contractor or Energy Utility. Table 3. Outdoor sensor is still running. If the thermostat displays PrE, wait until DONE is complete. Installer...