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Summary of Contents for Carrier Debonair 2
- Page 1 Owner’s Manual...
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Page 2: Table Of Contents
Table of Contents Front Panel ..................2 Display....................3 Selecting the Heat or Cool Mode ............5 Basic Operation .................9 Advanced Setup ................10 About Advanced Features & Operation ..........16 CAUTION IMPORTANT Follow Installation Instructions carefully. Disconnect Power to the Heater/Air Conditioner before removing the old thermostat and installing the new thermostat. -
Page 3: Front Panel
Front Panel COOL AUTO HEAT Mode 1 Liquid Crystal Display with Thermoglow 2 Up/Down Buttons 3 Mode Button 4 Fan/Override Button 5 Heat or Cool Indicator Heat = Red, Cool = Green... -
Page 4: Display
Display unoccupied UTSIDE 1 Mode Indicators - Page 5-8 Selects the operational mode of the equipment. HEAT - Indicates the heating mode. COOL - Indicates the cooling mode. AUTO - Indicates the system will automatically changeover between heat and cool modes as the temperature varies. OFF - Indicates heating and cooling are turned off. - Page 5 Display unoccupied UTSIDE 5 Fan icon - Page 9 Indicates fan operation. = low speed = medium speed = high speed When only the Fan icon is displayed, the fan is in the Auto mode and will run only when necessary to heat or cool. 6 Locked icon - Page 21 Indicates keypad has been locked.
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Page 6: Selecting The Heat Or Cool Mode
Selecting the Heat or Cool Mode 4-Pipe Operation Select Mode by Pressing the MODE Button Heating Only The HEAT setting indicates the temperature that the room has to fall to before the heat- ing source will turn on to heat the room. Press MODE Cooling Only... - Page 7 Selecting the Heat or Cool Mode 2-Pipe Operation Heat Only Step #4 = 1 in the Advanced Setup section, page 11. Heating Only The HEAT setting indicates the temperature that the room has to fall to before the heating source will turn on to heat the room. Press MODE OFF indicates both heating and cooling...
- Page 8 Selecting the Heat or Cool Mode 2-Pipe Operation Cool Only Step #4 = 2 in the Advanced Setup section, page 11. Cooling Only The COOL setting indicates the temperature that the room has to rise to before the cooling source will turn on to cool the room. Press MODE OFF indicates both heating and cooling...
- Page 9 Selecting the Heat or Cool Mode 2-Pipe Operation Heating and/or Cooling Step #4 = 3 in Advanced Setup (page 11), and a changeover sensor is used. Step #4 = 4 or 5 in Advanced Setup (page 11). Operation is the same as a 4-pipe system (page 5). HEAT indicates the temperature that the room has to fall to before the heating source ener- gizes.
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Page 10: Basic Operation
Basic Operation Selecting Your Desired Temperature (adjusting the setpoints) AUTO OR PROGRAM MODE Pressing the UP or DOWN button in Auto or Program mode will adjust both the heat and cool set temperatures simultaneously. Adjust the desired set temperature with the buttons Fan Operation Press... -
Page 11: Advanced Setup
Advanced Setup MODE Press the MODE and FAN NOTE: Each step # is located at the top right corner of the buttons at the same time display for easy reference. for 10 seconds to enter Advanced Setup screens. Display On Select Display operation: Setup On = Full Display... - Page 12 Advanced Setup Select fan coil system type: Setup 2 = 2-pipe fan coil 4 = 4-pipe fan coil Step #4 only appears if step #3 = 2. Press MODE 2-PIPE SYSTEM OPERATION 1= Heat only system Setup 2= Cool only system 3= Heat/Cool Auto changeover 4= Heat/Cool Aux Electric heat, Lockout Electric Heat...
- Page 13 Advanced Setup Adjust the deadband Setup for the 1st stage (1˚- 6˚) See page 17 Press MODE Step #7 will not appear if step #4 = 1 or 2. Adjust the minimum difference Setup COOL between cooling & heating setpoints. (0˚...
- Page 14 Advanced Setup Select sensor operation: Setup On - read only duct sensor OUTSIDE Off - control to duct sensor Dry Contact Setup NO - Normally Open NC - Normally Closed Press See page 18 MODE Unoccupied Setpoints Select Dry Contact Setup unoccupied Unoccupied operation:...
- Page 15 Advanced Setup Adjust the heating set-point Setup unoccupied for Unoccupied periods. (OF, 35˚ - 99˚) HEAT After programming is complete, press the MODE and FAN buttons at the same time for two seconds to leave the Setup screens. If no buttons are pressed, the display will leave the setup screens after 30 seconds.
- Page 16 Advanced Setup Step# Description Range Display Blanking On / Off Single or Dual Setpoint 1 / 2 2- or 4- Pipe System 2 / 4 2-Pipe System Operation 1 - 5 Fan Auto Operation On / Off Deadband/Temp. Swing 1st Stage 1˚...
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Page 17: About Advanced Features & Operation
About Advanced Features & Operation CALIBRATION - Under normal circumstances it will not be necessary to adjust the calibration of the temperature sensor. If calibration is required, please contact a trained HVAC technician to correctly perform the following procedure. Place the thermostat in the OFF mode. MODE Press and hold the MODE button. - Page 18 About Advanced Features & Operation DEADBAND OPERATION - Controls one Heat and one Cool stage with a three speed fan (see below). The low speed fan for heat or cool is turned on when: The temperature spread from the setpoint is equal to or greater than: the setpoint plus the 1st stage dead-band (step #6, page 12).
- Page 19 About Advanced Features & Operation DRY CONTACT SWITCH - This feature allows an external device such as a Central Time Clock, Occupancy Sensor, or a Telephone activated device to force one or more thermostats into an Unoccupied mode (steps #11 and 12, page 13).
- Page 20 About Advanced Features & Operation FACTORY DEFAULTS - If, for any reason, you desire to return all the stored settings back to the factory default settings, follow the instructions below. WARNING: This will reset all Advanced Programming to the default settings.
- Page 21 About Advanced Features & Operation FAN OPERATION - Fan operation is available in four different modes: Fan: When only the fan icon is displayed, this indicates that the fan is in the Auto mode, will only energize during a heating or cooling cycle, and will modulate fan speeds based on temperature demand (see page 17).
- Page 22 About Advanced Features & Operation HEAT/COOL DIFFERENTIAL - The Heat and Cool setpoints will not be allowed to come any closer to each other than the value set in Advanced Setup step #7, on page 12. This minimum difference is enforced during Auto-changeover operation.
- Page 23 About Advanced Features & Operation LOCKING COVER w/Tamper Proof Screws COOL AUTO HEAT OUTSIDE SENSOR - To view an Outside Sensor (step #10, page 13), press and hold the FAN button for two seconds until the Outside icon appears. If an optional outside sensor is connected, the outside temperature will appear on the display.
- Page 24 About Advanced Features & Operation DUCT SENSOR (P/N G100-71308305) - The Digital Sensor Digital Sensor thermostat is programmed from the factory to High Temp. Heat automatically recognize when a Duct Sensor is Shrink Tubing connected (step #10, page 13). The Duct Sensor measures indoor air temperature Plenum Rated Plenum Rated Cable...
- Page 25 About Advanced Features & Operation SINGLE SETPOINT BEHAVIOR - When configured for Single Setpoint operation (step #2, page 10), the degree icon will blink when the large number is displaying room temperature and will remain solid when displaying the heating or cooling setpoint. In the Auto mode the deadband is enforced both above and below the setpoint.
- Page 26 Printed on recycled paper. P/N 88-1079 Rev. 1...
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