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NOTE TO INSTALLER: THIS MANUAL MUST BE LEFT WITH THE EQUIPMENT USER. 

T S T A T C C N B 0 0 1        N O N - P R O G R A M M A B L E

D I G I T A L    T H E R M O S T A T

USER INFORMATION MANUAL FOR THE OPERATION AND 
MAINTENANCE OF YOUR NEW THERMOSTAT

Carrier

Heating & Cooling 

NON-PROGRAMMABLE DIGITAL 
THERMOSTAT

AUTO

C

OOL

74

H

EAT

72

72

Dual Setpoint
Thermoglow    Backlight
No Batteries Required
Auto Changeover 
Locking Keypad

Heat Pump & Heat Cool

Summary of Contents for NON-PROGRAMMABLE DIGITALTHERMOSTAT

Page 1: ... B L E D I G I T A L T H E R M O S T A T USER INFORMATION MANUAL FOR THE OPERATION AND MAINTENANCE OF YOUR NEW THERMOSTAT Carrier Heating Cooling NON PROGRAMMABLE DIGITAL THERMOSTAT AUTO COOL 74 HEAT 72 72 Dual Setpoint Thermoglow Backlight No Batteries Required Auto Changeover Locking Keypad Heat Pump Heat Cool ...

Page 2: ...ADVANCED OPERATION WARRANTY Page 1 CAUTION Follow Installation Instructions before proceeding SET THERMOSTAT TO MODE OFF PRIOR TO CHANGING SETTINGS IN SETUP OR RESTORING FACTORY DEFAULTS TSTATCCNB001 2 3 4 6 10 13 Residential Light Commercial Systems Carrier Corporation 04 01 ...

Page 3: ...AUTO COOL 74 HEAT 72 72 Front Panel Page 2 Liquid Crystal Display with Thermoglow Up Down Buttons Mode Button Fan Button Heat or Cool Indicator Heat Red Cool Green 1 2 3 4 5 5 1 2 3 4 ...

Page 4: ...mperature varies OFF indicates the entire system is turned off Page 6 Room Temperature Display Indicates the current room temperature Desired Set Temperature Indicates desired room temperature s Page 7 Display Fan On AUTO OFF COOL 88 HEAT 88 88 2 3 1 1 3 1 1 4 Fan Operation Indication Fan On indicates constant continuous fan operation When Fan On is not lit indicates the fan will only operate when...

Page 5: ...cates the temperature the room has to reach before the air conditioner will turn on to cool the room OFF indicates both heating and air conditioning systems are turned off AUTO will automatically select heat or cool based on room temperature demand Select Mode Basic Operation HEAT 74 72 COOL 72 72 AUTO COOL 74 HEAT 72 72 OFF 72 MODE MODE MODE ...

Page 6: ...temperatures simultaneously Pressing the Up or Down buttons in Heat or Cool modes will adjust only the heat or cool set temperature Select Desired Temperature Basic Operation Fan Operation Fan On indicates constant fan operation This feature is active even if the thermostat is set to Off Press FAN AUTO COOL 74 HEAT 72 72 Fan On AUTO COOL 74 HEAT 72 72 ...

Page 7: ... screens NOTE Each step is located at the top right corner of the display for easy reference FAN MODE MODE MODE MODE Select residential Heat Pump ON or OFF On Off 2 85 2 OFF 4 hp 5 0 Select the reversing valve polarity for Heat Pump O or B Step 5 only appears if heat pump is on in step 4 B O Select 2 for dual setpoint 1 for single setpoint 2 1 ...

Page 8: ... if heat pump is off in step 4 Adjust the deadband from 1 6 degrees Adjust the minimum difference between cooling heating setpoints 0 6 MODE MODE MODE MODE OFF 6 eh 7 2 COOL 8 HEAT 2 9 cy 6 88 8f Select the cycles per hour limit d cycles per hour limit defeated d1 d defeat 5 min Compressor lockout d d1 2 6 ...

Page 9: ...nds to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds Press Press Select the display back light always On or Off after 8 seconds On Off Select thermostat operation in degrees Fahrenheit or Centigrade C F MODE MODE FAN On i0 HEAT l i i i f ...

Page 10: ...e 1 1 2 2 4 Heat Pump Off On Off 5 Reversing Valve polarity O B O 6 Electric Heat Off On Off 7 Deadband or Temperature swing 1 6 2 8 Forced minimum difference heat cool 0 6 2 9 Cycles per hour d d1 2 6 6 10 11 Thermoglow backlight Off On On Fahrenheit or Centigrade F C F Advanced Setup Table ...

Page 11: ...ts will not be allowed to come any closer to each other than the value set in Advanced Setup step 8 on page 7 This minimum difference is enforced during Auto changeover operation and Program On EMERGENCY HEAT Is a feature available to Heat Pump installations To turn on Emergency Heat press in the Fan button While holding the Fan button press the Up button for 2 seconds The Cool setpoint display wi...

Page 12: ...s furnaces unless the heater KEYPAD LOCK T o prevent unauthorized use of the thermostat the front panel buttons may be disabled To disable or lock the keypad press and hold in the Mode button While holding the Mode button in press the Up and Down buttons in together Press all 3 for Keypad Lockout To unlock the buttons again press and hold the Mode button While holding the Mode button in press the ...

Page 13: ...on entering the Auto mode the Heat and Cool setpoints would be 80 and 70 Both setpoints would then move up and down together in this example spread by 10 degrees by pressing the up or down buttons To move the Heat and Cool setpoints closer together enter the Cool or Heat mode by pressing the Mode button then adjust the setpoint s closer together Heat is limited to how close it can come to Cool by ...

Page 14: ...UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS ALL REPLACEMENT PARTS WHETHER NEW OR REMANUFACTURED ASSUME AS THEIR WARRANTY PERIOD ONLY THE REMAINING TIME PERIOD OF THIS WARRANTY THE MANUFACTURER WILL NOT BE RESPONSIBLE FOR 1 Normal maintenance as outlined in the installation and servicing instructions or owners manual including filter cleaning and or replacement a...

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