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OWNER'S MANUAL

P/N P474-0220

Non-Programmable

Digital Thermostat

2 - Wire

2 - Wire Operation
No Batteries Required
Large, Easy To Read Display
Thermoglow    Backlight
Keypad Lock

Meets California Title 24

Heat only, or Cool only

TOTALINE

TOTALINE

H

EAT

72

72

Replacement Components Division      Carrier Corporation 4/01

Summary of Contents for P474-0220

Page 1: ...l Thermostat 2 Wire 2 Wire Operation No Batteries Required Large Easy To Read Display Thermoglow Backlight Keypad Lock Meets California Title 24 Heat only or Cool only TOTALINE TOTALINE HEAT 72 72 Replacement Components Division Carrier Corporation 4 01 ...

Page 2: ...UT 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 P N P474 0220 2 3 4 6 9 12 Replacement Components Division Carrier Corporation 4 01 ...

Page 3: ...Front Panel Page 2 Liquid Crystal Display with Thermoglow Up Down Buttons OnO ff Button Outside Button Heat or Cool Indicator Heat Red Cool Green 1 2 3 4 5 HEAT 72 72 5 1 2 3 4 TOTALINE ...

Page 4: ...operation mode of the equipment HEAT indicates the heat mode COOL indicates the air conditioning mode 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 ...

Page 5: ...default is changed in Advance Setup Step 3 Basic Operation Page 4 The HEAT setting indicates the temperature the room has to reach before the furnace will turn on to heat the room The COOL setting indicates 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 Select Mode HEAT 74 72 COOL...

Page 6: ...ssing the Outside button will display the outside temperature A subsequent press of the Outside button will return the display to the previous screen Normal operation will continue while the Outside temperature is being displayed Press OUTSIDE This feature is only available if an optional wired or wireless Outside Sensor is connected to the thermostat 72 Select Desired Temperature HEAT 72 72 ...

Page 7: ...at the top right corner of the display for easy reference OUTSIDE i HEAT Select HEAT or COOL operation COOL HEAT Adjust the deadband from 1 6 degrees 2 2 88 Select the cycles per hour limit d cycles per hour limit defeated d1 d defeat 5 min Compressor lockout lockout is for Cool operation d d1 2 6 6 3 Cy Press Press Press Continued ON OFF ON OFF ON OFF ON OFF ...

Page 8: ...Select thermostat operation in degrees Fahrenheit or Centigrade C F F 4 L I 5 ON Press ON OFF OUTSIDE ON OFF Press the On Off button While holding the On Off press the outside button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 60 seconds ...

Page 9: ... Cycles per hour d d1 2 6 6 Fahrenheit or Centigrade F C F Thermoglow backlight Off On On Advanced Setup Table OUTDOOR SENSOR An outdoor temperature sensor may be connected to this thermostat Totaline offers wired or wireless models Compatible models include P474 0401RF REC P474 0400 Consult the remote sensor instruction sheet for wiring connections ...

Page 10: ...On Off button in press the Down button while holding the Down button in press the Up button The keypad is now unlocked ON OFF FACTORY DEFAULTS If for any reason it is desirable to return all stored settings back to the factory default settings press the On Off button While holding the On Off button in press the Down button for 5 sec All icons will appear Press and hold in the Outside button until ...

Page 11: ... is losing time or showing PF or P it may be neccessary to install the 10 watt 250 ohm resistor that is supplied with the thermostat TWO WIRE THERMOSTAT INSTALLATION WIRING HVAC Equipment R W1 C Two Wire Thermostat 250 OHM 10 WATT Resistor If Required L RS GND RS RS 5 L ...

Page 12: ...d technician for assistance Assemble tools as shown below Drill with 3 16 inch Drill Bit when not using j box Make sure your Heater Air Conditioner is working properly before beginning installation of the thermostat Carefully unpack the thermostat Save the screws wall anchors and instructions STEP 1 PREPARATION Page 11 Flat Blade Screwdriver Wire cutter Stripper ...

Page 13: ...off easily check for screws Loosen the screws holding the thermostat base or subbase to the wall and lift away Disconnect the wires from the old thermostat Tape the ends of the wires as you disconnect them and mark them with the letter of the terminal for easy reconnection to the new thermostat STEP 2 REMOVE OLD THERMOSTAT Page 12 Keep the old thermostat for reference purposes until your new therm...

Page 14: ...ector from the rear of the thermostat Install wires as directed below When finished snap thermostat on to backplate Wire from the old thermostat terminal marked Function Install on the new thermostat connector marked G or F Fan G Y1 Y or C Cooling Y1 W1 W or H Heating W1 O B W1 O B Power Rh R M Vr A R C O B C Common Rev Valve Y2 Y2 W2 W2 2nd Stage Cool 2nd Stage Heat RS 5 Remote Sensor 5vdc RS Rem...

Page 15: ...ORK UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS AL 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 replacemen...

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