TOTALINE P374-1500 Installation Instructions Manual Download Page 1 | Manualshive

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DIGITAL THERMOSTAT

MODEL P374-1500

Installation

Instructions

Replacement Components Division Carrier Corporation 7/99

TOTALINE

MULTI-STAGE PROGRAMMABLE

HEAT

PUMP

DUAL

FUEL

3 HEAT - 2 COOL

67

70

H

EAT

C

OOL

AUTO

o

o

Am

6:03

68

Su

1
2
3
...
»

Summary of Contents for P374-1500

Page 1: ...RMOSTAT MODEL P374 1500 Installation Instructions Replacement Components Division Carrier Corporation 7 99 TOTALINE MULTI STAGE PROGRAMMABLE HEAT PUMP DUAL FUEL 3 HEAT 2 COOL 67 70 HEAT COOL AUTO o o Am 6 03 68 Su ...

Page 2: ...HE HEATER AIR CONDITIONER BEFORE REMOVING THE OLD THERMOSTAT AND INSTALLING THE NEW THERMOSTAT WARNING 2 3 4 5 8 10 9 Replacement Components Division Carrier Corporation This device complies with Part 15 of the FCC rules Operation is subject to the following 2 conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference ...

Page 3: ...er Wire cutter Stripper 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 2 67 70 HEAT COOL AUTO o o Am 6 03 68 Su 67 70 HEAT COOL AUTO o o Am 6 03 68 Su 67 70 HEAT COOL AUTO o o Am 6 03 68 ...

Page 4: ...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 3 Keep the old thermostat for reference purposes until your new thermostat is functioning properly 67 70 HEAT COOL AUTO o o Am 6 03 68 Su 67 70 HEAT COOL AUTO o o Am 6...

Page 5: ...ires 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 Compressor Y1 W1 O B Power Rh R M Vr A R C O B C Common Rev Valve Y2 Y2 W2 W W2 W3 2nd Stage Comp 2nd Stage Heat 3rd Stage Heat RS 5 RS 5 Remote Sensor 5vdc RS RS Remote Sensor Signal RS G RS G Remote Sensor...

Page 6: ...common 24 vac return fan relay 1st Stage compressor Reversing valve 2nd stage heat circuit often electric 3nd stage heat circuit 7 Wire 1 Stage Cooling 3 Stage Heat Heat Pump Most residential split and package heat pumps with auxiliary heat Thermostat Remote Sensor Wireless or Hard wired RED BLACK WHITE ...

Page 7: ...4 vac common 24 vac return fan relay 1st Stage compressor Reversing valve 2nd stage heat circuit often electric 7 Wire 1 Stage Cooling 2 Stage Heat Heat Pump with 2nd fuel source Furnace Most residential split and package heat pumps with auxiliary heat Thermostat Remote Sensor Wireless or Hard wired RED BLACK WHITE ...

Page 8: ...t Pumps split systems package units 5 Wire 1 Stage Cooling 1 Stage Heat Heat Pump Thermostat R C G Y1 Y2 W1 W2 O E L R C G Y1 Y2 W1 W2 O 24 vac common 24 vac return fan relay 1st Stage compressor 2nd Stagecompressor 1st stage heat circuit 2nd stage heat circuit 7 Wire 2 Stage Cooling 2 Stage Heat Heat Pump Most residential split and package heat pumps with auxiliary heat Thermostat ...

Page 9: ...n To accommodate special needs the thermostat may be recalibrated following these steps 1 While holding the mode button in press the down button for 2 seconds After all the icons in the display appear release the buttons 2 Press the mode button 3 Press the up or down buttons until the flashing number equals the current room temperature 4 Press the mode button to return to normal operation ...

Page 10: ... on the display Press the up down buttons until the set temperature is 10 degrees below room temperature The air conditioner should turn on NOTE Most equipment has a time delay of 5 minutes between cool cycles This feature is defeatable on the thermostat Consult the Owner s Manual under Setup cycles per hour Turn the power on to the Heating Air Conditioning system 67 70 HEAT COOL AUTO o o Am 6 03 ...

Page 11: ...l in the Setup section to defeat the cycles per hour and compressor timeguard SYMPTOM The display is blank CAUSE Lack of proper power REMEDY Make sure power is turned on to the furnace and 24vac between R W If C is used 24vac between R C 67 70 HEAT COOL AUTO o o Am 6 03 68 Su 67 70 HEAT COOL AUTO o o Am 6 03 68 Su P N 88 119 4Z95 C c F FOR HOME OR OFFICE USE Tested to Comply with FCC Standards Dua...

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