background image

I

O

N

TAL

E

T

AUTO

0

I2 0

:

Pm

HEAT

OOL

C

2

7

74

RESIDENTIAL

RESIDENTIAL

THERMOSTAT

THERMOSTAT

P/N 

P/N 

P374- 

P374- 

1700

1700

TOTALINE

Signature

HEAT

COOL

HEAT

PUMP

HEAT

COOL

HEAT

PUMP

Replacement Components Division      Carrier Corporation 08/05

Use with most Air Conditioning & Heating Systems including: 1 Stage Electric 
Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. 

OWNER’S 

MANUAL

OWNER’S 

MANUAL

1-DAY

PROGRAMMABLE
  

DIGITAL THERMOSTAT

Control up to 2 Heat &

1 Cool Stages

Backlit Display & Button

Legends

Aux Heat Indicator

Outdoor Sensor Ready

Accepts EZ Programmer

Accepts Optional IR 

Remote Control

CONFIGURABLE IN SETUP:

CONFIGURABLE IN SETUP:

Auto or Manual Changeover

Programmable or Non-

Programmable

Summary of Contents for P374-1700

Page 1: ...r Conditioning Heating Systems including 1 Stage Electric Cooling 2 Stage Gas Heating Heat Pump Electric or Hydronic Heat OWNER S MANUAL OWNER S MANUAL 1 DAY PROGRAMMABLE DIGITAL THERMOSTAT Control up to 2 Heat 1 Cool Stages Backlit Display Button Legends Aux Heat Indicator Outdoor Sensor Ready Accepts EZ Programmer Accepts Optional IR Remote Control CONFIGURABLE IN SETUP CONFIGURABLE IN SETUP Aut...

Page 2: ...this device must accept any interference received including interference that may cause undesired operation Follow the Installation Instructions before proceeding Set the thermostat mode to OFF prior to changing settings in setup or restoring Factory Defaults CAUTION C c F FOR HOME OR OFFICE USE Tested to Comply with FCC Standards Thermostat P374 1700 4Z95 TOTALINE ...

Page 3: ... The first page of each section contains a more detailed Contents of each section such as the example page shown below The Table of Contents divides the thermostat features into sections making it easier to quickly find information In addition this manual also has an Index to help you find any information regarding this thermostat quickly How to Use This Manual How to Use This Manual TOTALINE Head...

Page 4: ... the cool setpoint Heat Setpoint The coolest temperature that the space should drop to before heating is turned on without regards to deadband Icon The word or symbol that appears on the thermostat display Mode The current operating condition of the thermostat i e Off Heat Cool Auto Program On Non Programmable Thermostat A thermostat that does not have the capability of running the Time Period Pro...

Page 5: ......

Page 6: ...stat Setting Clock Basic Operation Viewing the Outside Temperature Programming the Daily Schedule Thermostat Display Options Setting and Resetting Equipment Run Times Electric Heat and Heat Pump Operation Factory Defaults and Calibration Accessories Advanced Setup Table Programming the Fan Operation 14 Timers and Deadbands ...

Page 7: ...Section 1 Contents Front Panel Buttons 1 2 Display Features 1 3 Page 1 1 SECTION 1 Getting to Know Your Thermostat Getting to Know Your Thermostat 1 TOTALINE ...

Page 8: ...ws blue red to as the DOWN button Mode Button Heat or Cool Demand Indicator Red Heat Green Cool TOTALINE Front Panel Front Panel Page 1 2 AUTO I2 00 Su Pm HEAT COOL 72 74 TOTALINE 1 EMRG HT OUTSIDE FAN PROGRAM MODE AUTO I2 00 Su Pm HEAT COOL 72 74 Commercial Thermostat SET CLOCK FAN EMRG HT OUTSIDE PROGRAM SET CLOCK ...

Page 9: ...Section 3 Indicates the current time This clock is also used to program the timer periods Room Temperature Display Section 5 Indicates the current room temperature and displays the outside temperature when selected Desired Set Temperature Section 4 5 Indicates desired room temperature s Outside icon Section 5 Indicates the temperature displayed is from the optional outside sensor Evening FanOn AUX...

Page 10: ...artStop icon Appears when programming timer functions Sections 6 11 Section 7 Section 9 Section 8 Indicates the keypad has been locked Section 6 AuxHeat icon Section 10 Indicates the Heat Pump is currently using 2nd stage electric strip heat UV Light icon Section 9 Appears when the UV bulb should be serviced under normal conditions Adjustable from 0 1990 days of operation TOTALINE Display Features...

Page 11: ... Your Desired Temperature 2 4 Using the Fan Button 2 4 Note Following the instructions in this section will allow you to operate your thermostat using the factory default settings These settings are depicted in the illustrations throughout this manual SECTION 2 Quick Start Quick Start TOTALINE 2 ...

Page 12: ...ll modify the flashing selection Press the SET CLOCK button Press the SET CLOCK button to return to normal operation Am I2 00 Setup I Setting the Clock Setting the Clock RAM M SET CLOCK RAM M SET CLOCK TOTALINE 2 To adjust the time by hours press and hold the FAN button while pressing the UP or DOWN buttons ...

Page 13: ...cates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only OFF indicates both heating and air conditioning systems are turned off Off AUTO will automatically select heat or cool based on room temperature demand Heating or Cooling Select Mode by Pressing the MODE Button Time Schedule for Heating or Cooling The Program On setting will activate t...

Page 14: ...adjust only the heat or cool set temperature Buttons Adjust the desired set temperature with the COOL I2 00 70 Pm 76 Page 2 4 Selecting Your Desired Temperature adjusting the setpoints Selecting Your Desired Temperature adjusting the setpoints HEAT COOL AUTO 70 Pm 68 76 I2 00 FanOn Using the Fan Button Using the Fan Button TOTALINE 2 Press FAN Fan On indicates constant fan operation You may turn t...

Page 15: ...age 3 1 Section 3 Contents Setting the Clock 3 2 Note During setup programming pressing the UP or DOWN buttons will modify the flashing selection SECTION 3 Setting the Clock Setting the Clock TOTALINE 3 ...

Page 16: ...uttons will modify the flashing selection Press the SET CLOCK button Press the SET CLOCK button to return to normal operation Am I2 00 Setup I Setting the Clock Setting the Clock RAM M SET CLOCK RAM M SET CLOCK 3 To adjust the time by hours press and hold the FAN button while pressing the UP or DOWN buttons ...

Page 17: ...anual or Auto Changeover Thermostat 4 3 Selecting the Operating Mode 4 4 Selecting Your Desired Temperature 4 8 Page 4 1 Note During setup programming pressing the UP or DOWN buttons will modify the flashing selection SECTION 4 Basic Operation Basic Operation TOTALINE 4 ...

Page 18: ... are pressed the display will leave the setup screens after 30 seconds Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens If NO is selected the thermostat will lockout the Program On screen only the Off Heat Cool and Auto screens may be accessed by pressing the MODE button Select YES if you would like your thermostat to be programmable then the Program mod...

Page 19: ...hermostat to be Auto Changeover or No for a Heat Only and Cool Only Thermostat TOTALINE Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move back wards through the setup screens 4 The thermostat may be programmed to function as a Heat Only or Cool Only thermostat by selecting NO in the setup screen below This will lockout the Auto Changeov...

Page 20: ...T setting indicates the temperature the room has to reach before the furnace will turn on to heat the room Heating Only The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only OFF indicates both heating and air conditioning systems are turned off Off Operating Mode when the Thermostat is Configured to be Operating Mode ...

Page 21: ...erature the room has to reach before the furnace will turn on to heat the room Heating Only Select the Mode by Pressing the MODE Button The COOL setting indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only AUTO will automatically select heat or cool based on room temperature demand Heating or Cooling OFF indicates both heating and ai...

Page 22: ...re the air conditioner will turn on to cool the room Cooling Only OFF indicates both heating and air conditioning systems are turned off Off Time Schedule for Heating Only Time Schedule for Cooling Only The HEAT Program On setting will activate the time period program for the heating setpoint ONLY Morning Day Evening Night Periods HEAT I2 00 70 Pm 68 The COOL Program On setting will activate the t...

Page 23: ... indicates the temperature the room has to reach before the air conditioner will turn on to cool the room Cooling Only AUTO will automatically select heat or cool based on room temperature demand Heating or Cooling OFF indicates both heating and air conditioning systems are turned off Off Time Schedule for Heating or Cooling The Program On setting will activate the time period programming for the ...

Page 24: ...buttons Adjust the desired set temperature with the HEAT COOL AUTO I2 00 70 Pm 68 76 HEAT OR COOL MODE Pressing the UP or DOWN buttons in Heat or Cool modes will adjust only the heat or cool set temperature buttons Adjust the desired set temperature with the COOL I2 00 70 Pm 76 Selecting Your Desired Temperature adjusting setpoints Selecting Your Desired Temperature adjusting setpoints TOTALINE 4 ...

Page 25: ...Section 5 Contents Viewing the Outside Temperature 5 2 Page 5 1 SECTION 5 Viewing the Outside Temperature Viewing the Outside Temperature TOTALINE 5 ...

Page 26: ... the Outside Temperature Viewing the Outside Temperature Press the OUTSIDE button Press the OUTSIDE button to return to normal operation Current outside temperature This reading is from the sensor connected to RS1 78 The current outside temperature will be displayed This reading is from the sensor connected to RS2 Press MODE OUTSIDE HU OUTSIDE HU TOTALINE Note If no sensors are connected 2 dashes ...

Page 27: ...TOTALINE Section 6 Contents Programming a Daily Schedule 6 2 Page 6 1 SECTION 6 Programming the Daily Schedule Programming the Daily Schedule 6 ...

Page 28: ...ng setpoint for Morning 35 99 Press PROGRAM Morning Am Start COOL Morning Am 78 HEAT COOL Morning Am 70 78 Programming a Daily Schedule Programming a Daily Schedule Press MODE Press MODE Press MODE Press MODE Adjust the heating setpoint for Morning 35 99 6 00 6 00 6 00 TOTALINE 6 Adjust the start time for Day Day Am Start 8 00 ...

Page 29: ...djust the heating setpoint for Day Adjust the cooling setpoint for Day 35 99 35 99 35 99 Day Am COOL 85 Day Am HEAT 62 COOL 85 Start Evening Pm Evening COOL 78 Pm Press MODE Press MODE Press MODE Press MODE Press MODE Adjust the start time for Day Day Am Start 8 00 8 00 8 00 6 00 6 00 TOTALINE 6 ...

Page 30: ...tart time for Night 35 99 35 99 35 99 HEAT COOL Evening Pm 70 78 Night Start Pm COOL Night Pm 82 HEAT COOL Night Pm 62 82 Press MODE Press MODE Press MODE Press PROGRAM 6 00 I0 00 I0 00 I0 00 TOTALINE 6 Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds ...

Page 31: ...TOTALINE Section 7 Contents Using the Fan Button 7 2 Setting the Fan Off Time Delay 7 3 Page 7 1 SECTION 7 Programming the Fan Operation Programming the Fan Operation 7 ...

Page 32: ...g otherwise the fan will remain off Pressing the FAN button will energize the fan and display the FanOn icon on the thermostat display To operate the fan in the automatic mode press the FAN button again and the FanOn icon will disappear TOTALINE 7 Fan On indicates constant fan operation You may turn the fan on even if the thermostat is in the Off mode Pressing the FAN button toggles this feature o...

Page 33: ... Setup 3 Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Page 7 3 Setting the Fan Off Time Delay Setting the Fan Off Time Delay PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen ap...

Page 34: ...ents Turning On Off the Backlight 8 2 Programming the Thermostat to Display Temperature in Fahrenheit or Celsius 8 2 Locking Unlocking the Keypad 8 3 Page 8 1 SECTION 8 Thermostat Display Options Thermostat Display Options 8 ...

Page 35: ...lsius Programming the Thermostat to Display Temperature in Fahrenheit or Celsius Page 8 2 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears 4 Setup Select backlight operation AUTO Light from 6pm to 6am nightly ON Light continuously OFF Light for 8 seconds after a button pre...

Page 36: ...her The icon will appear on the display then release the buttons Press all three buttons in the order outlined above for keypad lockout MODE HEAT COOL 65 I2 00Pm 55 85 Locking Unlocking the Keypad Locking Unlocking the Keypad TOTALINE 8 To unlock the keypad press and hold the MODE button While holding the MODE button press the UP and DOWN buttons together The icon will disappear from the display t...

Page 37: ...n 9 Contents Setting and Resetting the Service Filter Fan Run Time Alarm 9 2 Setting and Resetting the UV Light Run Time Alarm 9 3 SECTION 9 Setting and Resetting Equipment Run Times Setting and Resetting Equipment Run Times 9 ...

Page 38: ... the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press Reset the counter to 0 to remove the Service Filter icon from the display Press FAN 0 1950 hours 0 Service Filter Setup 6 0 Ser...

Page 39: ...econds PROGRAM Press 0 1990 days 0 UV Light Setup 9 Service PROGRAM MODE MODE Reset the counter to 0 to remove the Service UV Light icon from the display Press FAN 0 UV Light Setup 8 Service Days since the UV Light icon has been reset Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Adjust ...

Page 40: ...Viewing the Heat Pump and Reversing Valve Jumper Setting 10 2 Viewing the Electric Heat Jumper Setting 10 3 Using Emergency Heat 10 4 SECTION 10 Electric Heat and Heat Pump Operation Electric Heat and Heat Pump Operation TOTALINE 10 ...

Page 41: ...ize in heating O I i Setup Press the PROGRAM button to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press MODE Press ON Heat Pump operation OFF Gas Electric operation I0 Setup OFF Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen...

Page 42: ...r on ELEC will cause the thermostat to turn on the fan immediately any time there is a heat demand Since most gas furnaces control the fan this feature should be off unless the heater is only electric Step 12 is Read Only and may only be set with the jumpers on the circuit board of the thermostat Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the...

Page 43: ...g Emergency Heat operation the thermostat will turn on the fan and the 2nd stage of heat when there is a demand for heat Also during Emergency Heat the 1st stage of heating or cooling will be unavailable EXIT EMERGENCY HEAT Follow the same steps as entering Emergency Heat by pressing the EMER HT button During Emergency Heat only OFF and HEAT modes are available by pressing the MODE button Using Em...

Page 44: ...TOTALINE Page 11 1 Section 11 Contents Adjusting the Heat Cool Differential 11 2 Adjusting the Cycles Per Hour 11 3 Adjusting the Deadband 11 4 SECTION 11 Timers and Deadbands Timers and Deadbands 11 ...

Page 45: ...ROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move back wards through the setup screens TOTALINE Note To increase the spread between the heating and cooling setpoin...

Page 46: ... be allowed to energize once every 10 minutes The Cycles Per Hour limit may be overridden and reset by pressing any button on the thermostat Cy 6 Setup I4 PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Select the cycles per hour limit d cycles per hour limit defeated d1 ...

Page 47: ...m of two minutes B The temperature spread than the setpoint turned on when from the setpoint is equal to or greater plus the 1st stage deadband step 15 next page plus two degrees And Heat Setpoint Cool Setpoint Deadband Deadband Deadband db 1 db 1 db 2 adj 1 6 adj 1 6 1st Stage turn on 2nd Stage turn on 1st Stage turn on Heating Cooling TEMPERATURE DECREASE INCREASE fixed 2 TOTALINE 11 ...

Page 48: ...ns If no buttons are pressed the display will leave the setup screens after 30 seconds PROGRAM Press TOTALINE PROGRAM MODE MODE Press the MODE button While holding the MODE press the PROGRAM button to enter Setup screens Press the MODE button repeatedly until this setup screen appears Note Press the MODE button momentarily to move through the setup screens Press and hold the MODE button to move ba...

Page 49: ... Section 12 Contents Resetting the Thermostat to the Factory Default Settings 12 2 Calibrating the Temperature Sensor 12 3 SECTION 12 Factory Defaults and Calibration Factory Defaults and Calibration TOTALINE 12 ...

Page 50: ...t may be permanently lost Place the thermostat in the OFF mode Press and hold the MODE button While holding the MODE button press and hold the FAN button for 5 seconds All icons will appear on the display After all of the icons appear release the MODE and FAN buttons Then press and hold the FAN button for 5 seconds After the letters Fd appear on the display Factory Default release the FAN button P...

Page 51: ...o correctly perform the following procedure MODE Place the thermostat in the OFF mode TOTALINE 12 FAN MODE Press and hold the MODE button While holding the MODE button press and hold the FAN button for 5 seconds All icons will appear on the display OFF I2 00 72 Pm Su CALIBRATE PRESS TWICE Press the UP and DOWN buttons at the same time twice The thermostat temperature will be displayed and may be c...

Page 52: ...rammer P374 0432 for easy downloading or uploading of thermostat information EZ PROGRAMMER optional accessory When the EZ is connected the thermostat Time Period Advanced Setup Programming can be stored into memory This information can then be uploaded to other thermostats Programmer Programming and the EZ Programmer s For more information see the instruction sheet for the EZ Programmer P N P374 0...

Page 53: ...No Yes No 0 30 60 90 Auto On Off F C 0 1950 Pg 4 2 4 3 7 3 8 2 8 2 9 2 9 2 0 1990 0 6 d1 d 2 6 1 6 8 9 10 11 12 13 14 15 Reset UV Light Icon UV Light Run Time Set Heatpump Jumper Setting Reversing Valve JumperSetting Electric Heat Minimum Heat Cool Differential Cycles PerHour Deadband Temp Swing Pg 9 3 9 3 10 2 10 2 10 3 11 2 11 3 11 5 TOTALINE SECTION 14 Advanced Setup Table Advanced Setup Table ...

Page 54: ... Differential fan 7 2 icon 1 3 lockout 4 3 mode 2 3 AuxHeat icon 1 4 b reversing valve 10 2 Buttons down 1 2 2 2 2 4 8 3 12 3 emer ht 1 2 10 4 fan 1 2 2 4 7 2 12 2 front panel 1 2 mode 1 2 2 3 4 2 8 3 12 2 outside 1 2 5 2 program 1 2 4 2 6 2 set clock 1 2 2 2 up 1 2 2 2 8 3 C 8 2 14 1 Calibration 12 3 Celsius Centigrade 8 2 Clock display 1 3 setting 2 2 3 2 Compressor Lockout 11 3 Cool deadband se...

Page 55: ...ons on during heat see Electric Heat run time 9 2 2nd stage heat see Emergency Heat Fd 12 2 Flashing Selection 2 2 Gas Furnace control the fan 10 3 jumper 10 2 Green Indicator 1 2 Heat electric heat pump 10 2 1st stage deadband see Deadband emergency heat 10 4 2nd stage emergency heat 10 4 electric strip heat 1 4 AuxHeat icon 1 4 deadband see Deadband droop see Deadband icon 1 3 1 4 indicator 1 2 ...

Page 56: ...l changeover 4 3 4 4 4 6 cool 4 3 heat 4 3 Multi stage Operation 11 4 Non Programmable Thermostat 4 2 4 4 4 5 O Reversing Valve 10 2 viewing temperature 1 3 5 2 Off Mode 1 3 2 3 Outdoor see Outside Outside button see Buttons icon 1 3 sensor 1 3 5 2 Program daily schedule 6 2 6 4 mode 1 4 4 6 4 7 On icon 2 3 Programmable Thermostat 4 2 4 6 4 7 Red Indicator 1 2 Reset thermostat settings see Factory...

Page 57: ...TOTALINE Page 15 4 11 3 14 1 Time Schedule see Program UV Light icon 1 4 resetting see Reset run time see Run Time setting see Run Time Warranty 16 1 SECTION 15 Index Index U W ...

Page 58: ...E 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 owner s manual including filter cleaning and or replacement and lubr...

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