Carrier 33CSSN3-FC Owner'S Manual Download | Manualshive

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Owner’s Manual

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Summary of Contents for 33CSSN3-FC

Page 1: ...Owner s Manual ...

Page 2: ... manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his her own expense This Class A digital apparatus meets all the requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numérique de la Classe A r...

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

Page 4: ...ll automatically changeover between heat and cool modes as the temperature varies OFF Indicates heating and cooling are turned off 2 RoomTemperature Display Indicates current room temperature 3 Desired SetTemperature Page9 Indicates desired room temperature s 4 Setup icon Pages10 14 Indicates the thermostat is in the advanced setup mode OUTSIDE unoccupied Fan 2 4 3 1 1 1 3 ...

Page 5: ...in the Auto mode and will run only when necessary to heat or cool 6 Locked icon Page21 Indicates keypad has been locked 7 Outside icon Pages13 22 Indicates the temperature displayed is from the optional outside sensor 8 Unoccupied icons Pages13 14 Indicates a dry contact forced Unoccupied time period is in effect OUTSIDE unoccupied Fan 5 8 6 7 ...

Page 6: ... the room Cooling Only The COOL setting indicates the temperature that the room has to rise to before the cool ing source will turn on to cool the room Heating or Cooling AUTO will automatically select heat or cool based on room temperature demand Off OFF indicates both heating and cooling are turned off Press MODE Press Press MODE MODE Fan Fan Fan SelectModebyPressingtheMODEButton ...

Page 7: ...nly Step 4 1intheAdvancedSetupsection page11 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 OFF OFF indicates both heating and cooling are turned off Press MODE Fan ...

Page 8: ...nly Step 4 2intheAdvancedSetupsection page11 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 OFF OFF indicates both heating and cooling are turned off MODE Press Fan ...

Page 9: ...pply is hot this screen and cooling would be locked out Ifstep 4 3 thisscreenwillnotappear AUTO will automatically select heat or cool based on the room temperature demand OFF indicates both heating and cooling are turned off Note Ifthewatertemperatureischangedduring theyear thethermostatwillthenautomatically lockouttheincorrectmode Press MODE Press Press MODE MODE Fan Fan Fan Heating and or Cooli...

Page 10: ...d set temperature with the buttons Pressing the FAN button will run the fan in low medium or high speed continuously seebelowandpage20 When only the Fan icon is displayed the fan is in the Auto mode and will run only when necessary to heat or cool seebelowand page20 Note IfthethermostatisplacedintheOffmode thefanwillde energize seepage5 Fan Fan Fan Fan FAN Fan Press FAN Press FAN Press FAN Press F...

Page 11: ...eference MODE FAN DisplayOn DisplayOff Select Display operation 1 Single Setpoint 2 Dual Setpoint Seepage24 Note WhenSingleSetpointisselected theheatingorcooling setpointwillalwaysbedisplayed Todisplaytheroomtemperature pressandholdtheMODEbuttonfortwoseconds Thedegreeicon willblinkwhenthelargenumberisdisplayingroomtemperature andwillremainsolidwhendisplayingtheheatingorcooling setpoint Continued S...

Page 12: ...Lockout Electric Heat when HotWater is available 5 Heat Cool total electric heat no HotWater only Electric Heat Selectoperationwhen fanisintheAutomode On continuouslowspeedfan Off onlyenergizeduring aheatingorcoolingcycle SeePage20 Note 2 Continued Setup Setup AUTO MODE Press MODE Press MODE Press Step 4onlyappearsifstep 3 2 2 PIPE SYSTEM OPERATION Note 3 4requireaccessorychangeoversensor ...

Page 13: ...oling heatingsetpoints 0 6 Step 7willnotappearifstep 4 1or2 Select backlight operation On Light continuously Off Light for 8 seconds after a button press Select thermostat operation in degrees Fahrenheit or Celsius On C Off F Setup Setup Setup COOL OFF HEAT MODE Press MODE Press MODE Press MODE Press Continued ...

Page 14: ...cupied when the Dry Contact is closed the thermostat will control to the Unoccupied setpoints Off when the Dry Contact is closed the thermostat will turn off Dry Contact NO Normally Open NC Normally Closed Seepage18 Adjust the cooling setpoint for unoccupied periods 35 99 OF Setup Setup OUTSIDE Setup unoccupied Setup COOL unoccupied MODE Press MODE Press MODE Press Continued ...

Page 15: ...set point for Unoccupied periods OF 35 99 Setup HEAT unoccupied Afterprogrammingiscomplete pressthe MODEandFANbuttonsatthesametime fortwosecondstoleavetheSetupscreens Ifnobuttonsarepressed thedisplaywill leavethesetupscreensafter30seconds ...

Page 16: ...ion 1 5 1 5 Fan Auto Operation On Off Off 6 Deadband Temp Swing 1st Stage 1 6 2 7 Minimum Heat Cool Differential 0 6 2 8 Thermoglow Backlight On Off Off 9 Fahrenheit or Celsius F C F 10 Read Only Duct Sensor On Off Off 11 Dry Contact Polarity NO NC NO 12 Dry Contact Operation Unoccupied Off Unoccupied 13 Unoccupied Cool Setpoint 35 99 OF 85 14 Unoccupied Heat Setpoint OF 35 99 55 ...

Page 17: ... be displayed and may be calibrated using the UP or DOWN button 4 After calibration is complete press the MODE button once to save your changes and return to normal operation MODE MODE MODE 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 f...

Page 18: ...the1st stagedeadband step 6 page12 plusthe2ndstagedead band This 2nd stage deadband is fixed at one degree and is not adjustable The high speed fan for heat or cool is turned on when The temperature spread from the setpoint is equal to or greater than thesetpointplusthe1st stagedeadband step 6 page12 plusthe2ndstagedeadband plusthe3rd stagedeadband This 3rd stage deadband is fixed at one degree an...

Page 19: ...e CK1 and R terminals are shorted together and the thermostat is programmed for Unoccupied operation step 12 page13 the thermostat will be forced into Unoccupied setpoints and the Unoccupied icon will appear on the display ImportantNote Forcontrolofmultiplethermostatsbyonesource referto PotentialPhasingProblems onpage24 Connectwirestoatimeclockor otherdevicetoforcethethermostat intoOccupied1orUnoc...

Page 20: ...ost 1 Place the thermostat in the OFF mode 2 Press and hold the MODE button While holding the MODE button press and hold the DOWN button for 5 seconds All icons will appear on the display 3 After all of the icons appear release the MODE and DOWN buttons Then press and hold the FAN button for 5 seconds 4 After the letters Fd appear on the display Factory Default release the FAN button Press the MOD...

Page 21: ...tat is placed in the Off mode or a dry contact forced unoccupied time period see page 18 Notes 1 If a Duct sensor is connected to this thermostat then the fan should be programmed for continuous operation step 5 page 11 This will provide airflow over the Duct sensor and provide more accurate temperature readings 2 If the fan is programmed for continuous operation step 5 page 11 the low speed fan w...

Page 22: ...djust to the desired setpoint Press the MODE button again to enter the Auto changeover mode where both the heat and cool setpoints are displayed KEYPAD LOCKOUT To prevent unauthorized use of the thermostat the front panel buttons may be disabled To disable or lock the keypad press and hold the MODE button While holding the MODE button press the UP and DOWN buttons together The LOCKED icon will app...

Page 23: ...ws 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 To exit the outside temperature display press any button ...

Page 24: ...d wire Do not run sensor wiring in the same conduit as the 24VAC thermostat wiring Electrical interference may cause the sensor to give incorrect temperature readings See the Duct Sensor instructions for further details Note If a Duct sensor is connected to this thermostat then the fan should be programmed for continuous operation step 5 page 11 This will provide airflow over the Duct sensor and p...

Page 25: ... single thermostat it is possible to encounter transformer phasing problems that will interfere with thermostat operation Connecting transformers that are not phased correctly may result in a direct short which could damage transformers and or the thermostat Phasing problems are likely if the units share a common ground with secondary grounded transformers SOLUTION If possible phase all HVAC units...

Page 26: ...Printed on recycled paper P N 88 1079 Rev 1 ...

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