TOTALINE P374-1800 Owner's Manual

7-day programmable digital thermostat

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Installation instructions manual (24 pages)

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OWNER'S

MANUAL

HEAT

COOL

3 Configurable Outputs

Control up to 3 Heat &

2 Cool Stages

Adjustable 2nd & 3rd Stage

Timers & Deadbands

Backlit Display & Button

Legends

Outdoor Sensor Ready

with High/Low

Accepts the

Readouts for

the Day

Meets Residential California Title 24

Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage

Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.

TOTALINE

Signature

Replacement Components Division

RESIDENTIAL

THERMOSTAT

P/N P/N P374-

P374- 1800

1800

HEAT

PUMP

7-DAY

PROGRAMMABLE

DIGITAL THERMOSTAT

Accepts Optional Humidity Module:

Controls Humidification and

Dehumidification

Accepts EZ Programmer

Accepts Optional IR Remote Control

Optional Internet / Phone Control

Accessory

Aux Heat Indicator

OPTIONAL

HUMIDITY MODULE

Carrier Corporation 08/05

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Table of Contents

Summary of Contents for TOTALINE P374-1800

Page 1 Day Meets Residential California Title 24 Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. TOTALINE Signature Replacement Components Division Carrier Corporation 08/05...
Page 2 (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Thermostat P374-1800 Tested to Comply with FCC Standards FOR HOME OR OFFICE USE...
Page 3 How to Use This Manual How to Use This Manual TOTALINE The Table of Contents divides the thermostat features into sections making it easier to quickly find information. The first page of each section contains a more detailed Contents of each section, such as the example page shown below.
Page 4 Glossary of Terms Glossary of Terms TOTALINE Auto-Changeover: A mode in which the thermostat will turn on the heating or cooling based on room temperature demand. Configurable Output Jumper: Using jumpers on the thermostat you can configure the MISC1, MISC2, and MISC3 terminals to operate with regards to humidification, dehumidification, 2nd stage cooling, 3rd stage heating, and a programmable output.
Page 6: Table Of Contents
Table of Contents Table of Contents TOTALINE Getting to Know Your Thermostat Quick Start Setting Clock and Day Basic Operation Viewing Temperature and Humidity Sensors Programming the Daily Schedule Programming the Fan Operation Thermostat Display Options Humidification Dehumidification Viewing Equipment...
Page 7: Getting To Know Your Thermostat
SECTION 1 Getting to Know Your Thermostat Getting to Know Your Thermostat TOTALINE Section 1 Contents: Front Panel Buttons.....1.2 Display Features......1.3 Page 1.1...
Page 8 TOTALINE Front Panel Front Panel Warmer Button sometimes referred Backlit LCD Display (glows red) to as the UP button I2:00 AUTO TOTALINE Cooler Button sometimes refer- (glows blue) red to as the DOWN button Mode Heat or Cool Demand Indicator...
Page 9 TOTALINE Display Features Display Features I8:88 Program On Setup StartStop SuMoTuWeThFrSa DeHumidify Service Filter UV Light Outside AUTO Vacation OFFON Morning DayNight Evening FanOn Mode Indicators - Section 4 Selects the operational mode of the equipment. HEAT - Indicates the heating mode.
Page 10 TOTALINE Display Features Display Features I8:88 Program On Setup StartStop SuMoTuWeThFrSa DeHumidify Service Filter UV Light Outside AUTO Vacation OFFON Morning DayNight Evening FanOn Morning, Day, Evening & Night icons - Section 6 Indicates the day part of the time period program.
Page 11 TOTALINE Display Features Display Features I8:88 Program On Setup StartStop SuMoTuWeThFrSa DeHumidify Service Filter UV Light Outside AUTO Vacation OFFON Morning DayNight Evening FanOn Vacation icon - Section 17 Indicates the thermostat has Vacation setpoints in use. AuxHeat icon -...
Page 12: Quick Start
SECTION 2 Quick Start Quick Start TOTALINE Section 2 Contents: Setting the Clock and Day...2.2 Selecting the Heat or Cool Mode..........2.3 Selecting 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.
Page 13 TOTALINE CLOCK VACATION Press the SET CLOCK button During Setup & Programming: Pressing the UP or DOWN Setting the Clock Setting the Clock buttons will modify the flashing selection. I2:00 Setup To adjust the Clock or Day use Press Setting the Day...
Page 14 TOTALINE Selecting the Heat or Cool Mode Selecting the Heat or Cool Mode Select Mode by Pressing the MODE Button I2:00 Heating Only The HEAT setting indicates the temperature the room has to reach before the furnace will Press turn on to heat the room.
Page 15 TOTALINE Selecting Your Desired Temperature Selecting Your Desired Temperature (adjusting the setpoints) (adjusting the setpoints) AUTO OR PROGRAM MODE Pressing the UP or DOWN buttons in Auto or Program mode will adjust both the heat and cool set temperatures simultaneously.
Page 16: Setting Clock And Day
SECTION 3 Setting the Clock and Day Setting the Clock and Day TOTALINE Section 3 Contents: Setting the Clock......3.2 Setting the Day......3.2 Note: During setup & programming pressing the UP or DOWN buttons will modify the flashing selection. Page 3.1...
Page 17 TOTALINE CLOCK During Setup & Programming: VACATION Press the SET Pressing the UP or DOWN CLOCK button buttons will modify the flashing selection. Setting the Clock Setting the Clock I2:00 Setup To adjust the Clock or Day use Press Setting the Day...
Page 18: Basic Operation
SECTION 4 Basic Operation Basic Operation TOTALINE Section 4 Contents: Programmable or Non- Programmable Thermostat..4.2 Manual or Auto-Changeover Thermostat........4.3 Selecting the Operating Mode..4.4 Selecting Your Desired Temperature........4.8 Note: During setup & programming pressing the UP or DOWN buttons will modify the flashing selection.
Page 19 TOTALINE Programmable or Non-Programmable Programmable or Non-Programmable Thermostat Thermostat When the very simplest operation is desired, this thermostat may be configured to be non-programmable, with or without Auto-Changeover. Follow the step below. If ‘NO’ is selected, the thermostat will lockout the Program On screen;...
Page 20 TOTALINE Manual or Auto-Changeover Manual or Auto-Changeover Thermostat Thermostat When the very simplest operation is desired, this thermostat may be configured to be a manual heat and cool thermostat, with or without time period programmability. Follow the step below. The thermostat may be programmed to function as a Heat Only or Cool Only thermostat by selecting ‘NO’...
Page 21 TOTALINE Operating Mode when the Thermostat Operating Mode when the Thermostat is Configured to be: is Configured to be: NON-PROGRAMMABLE WITH MANUAL-CHANGEOVER - If the thermostat is configured to be a non-programmable thermostat with Manual-Changeover, the following screens will be available by pressing the MODE button.
Page 22 TOTALINE Operating Mode when the Thermostat Operating Mode when the Thermostat is Configured to be: is Configured to be: NON-PROGRAMMABLE WITH AUTO-CHANGEOVER - If the thermostat is configured to be a non-programmable thermostat with Auto-Changeover, the following screens will be available by...
Page 23 TOTALINE Operating Mode when the Thermostat Operating Mode when the Thermostat is Configured to be: is Configured to be: PROGRAMMABLE WITH MANUAL-CHANGEOVER - If the thermostat is configured to be a programmable thermostat with Manual-Changeover, the following screens will be available by pressing the MODE button.
Page 24 TOTALINE Operating Mode when the Thermostat Operating Mode when the Thermostat is Configured to be: is Configured to be: PROGRAMMABLE WITH AUTO-CHANGEOVER - If the thermostat is configured to be a programmable thermostat with Auto-Changeover, the following screens will be available by pressing the MODE button.
Page 25 TOTALINE Selecting Your Desired Temperature Selecting Your Desired Temperature (adjusting setpoints) (adjusting setpoints) AUTO OR PROGRAM MODE Pressing the UP or DOWN buttons in Auto or Program modes will adjust both the heat and cool set temperatures simultaneously. For more information on this see page 13.2.
Page 26: Viewing Temperature And Humidity Sensors
SECTION 5 Viewing the Temperature and Humidity Sensors Viewing the Temperature and Humidity Sensors TOTALINE Section 5 Contents: Viewing the Outside Temperature......5.2 Viewing the Indoor Humidity........5.3 Page 5.1...
Page 27 TOTALINE Viewing the Outside Temperature Viewing the Outside Temperature This requires an outside sensor (optional accessory) to be installed. To read the temperature from the Outside Sensor, press the OUTSIDE button. The display will then show the current outside temperature along with the High and Low temperatures for the day.
Page 28 TOTALINE Viewing the Indoor Humidity Viewing the Indoor Humidity Requires the Humidity Module (optional accessory) to be installed. To display the current humidity at the thermostat, press the HUMIDITY button of the thermostat. The display will then show the current indoor humidity along with the humidification setpoint (Section 9).
Page 29: Programming The Daily Schedule
SECTION 6 Programming the Daily Schedule Programming the Daily Schedule TOTALINE Section 6 Contents: Programming a Daily Schedule........6.2 Page 6.1...
Page 30 TOTALINE Programming a Daily Schedule Programming a Daily Schedule Press Press the PROGRAM button to enter time period programming. PROGRAM Use the Programming Worksheet on the back cover to help with this section. Select the day of week (Mo - Su)
Page 31 TOTALINE 8:00 Start Adjust the start time for Day. Press MODE 8:00 Adjust the cooling setpoint for Day. (35 - 99 ) Press MODE 8:00 Adjust the heating setpoint for Day. (35 - 99 ) Press MODE 6:00 Start Adjust the start time for Evening.
Page 32 TOTALINE 6:00 Adjust the heating setpoint for Evening. (35 - 99 ) Evening Press MODE I0:00 Start Adjust the start time for Night. Night Press MODE I0:00 Adjust the cooling setpoint for Night. (35 - 99 ) Night Press MODE...
Page 33 TOTALINE The copy command becomes available after programming the entire previous day. Select Yes to copy the previous day’s program to this day displayed. If No is selected: If Yes is selected: Selecting Yes, then pressing mode will copy the previous day’s program.
Page 34: Programming The Fan Operation
SECTION 7 Programming the Fan Operation Programming the Fan Operation TOTALINE Section 7 Contents: Using the Fan Button....7.2 Programming the Fan....7.3 Setting the Fan-Off Time Delay..........7.4 Page 7.1...
Page 35 TOTALINE Using the Fan Button Using the Fan Button When the fan is set for automatic operation it will energize any time there is a call for heating or cooling, otherwise the fan will remain off. Pressing the FAN button will energize the fan and display the FanOn icon on the thermostat display.
Page 36 TOTALINE Programming the Fan Programming the Fan This timer will start the fan at the top of each hour and the fan will run for the number of minutes selected in step #3. Steps 4 & 5 restrict the hours during which the programmable fan may operate; step #4 is the start time and step #5 is the stop time.
Page 37 TOTALINE Setting the Fan-Off Time Delay Setting the Fan-Off Time Delay To increase the cooling efficiency of your unit, the thermostat may be programmed to continue running the fan after a call for cooling has been satisfied. This delay may be set for 30, 60, or 90 seconds. If the Fan Off Delay is set for zero seconds, the fan will not energize after a call for cooling has been satisfied.
Page 38: Thermostat Display Options
SECTION 8 Thermostat Display Options Thermostat Display Options TOTALINE Section 8 Contents: 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...
Page 39 TOTALINE Turning On/Off the Backlight Turning On/Off the Backlight Press the MODE button. While holding MODE Note: Press the MODE the MODE, press the PROGRAM button momentarily to move through the button to enter Setup screens. PROGRAM setup screens. Press...
Page 40: Front Panel Buttons
TOTALINE Locking/Unlocking the Keypad Locking/Unlocking the Keypad 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 icon will appear on the display, then release the buttons.
Page 41: Humidification
SECTION 9 Humidification Humidification TOTALINE Section 9 Contents: Installing the Humidity Module........9.2 Configuring a Thermostat Output Jumper for Humidity Operation........9.3 Adjusting the Humidification Setpoint........9.4 NOTE: The humidification functions described in this section will only be available if a Humidity Module has been properly installed.
Page 42 HUM as shown in Figure 1 below. This will allow you to access the humidification and dehumidification setup steps. For proper humidity operation, this jumper must be set for HUM. Figure 1 Back of P374-1800 ELEC NO HUM DEHUM (MISC1...
Page 43 TOTALINE Setting a Thermostat Output Jumper Setting a Thermostat Output Jumper for Humidity Operation for Humidity Operation To operate one of the MISC outputs using humidity-based operation, place the MISC1, MISC2, or MISC3 jumper on the terminal labeled HUM (see diagram below). This will supply 24VAC to the selected MISC terminal based on the humidification programming in the following pages.
Page 44 TOTALINE Adjusting the Humidification Setpoint Adjusting the Humidification Setpoint If your HVAC unit is equipped with a humidification system and the Humidity Module has been installed, the thermostat will provide power to the appropriate terminal on the backplate of the thermostat when the humidity in the home falls below the setpoint you have chosen.
Page 45: Dehumidification
SECTION 10 Dehumidification Dehumidification TOTALINE Section 10 Contents: Configuring a Thermostat Output Jumper for Dehumidification Operation........10.2 Adjusting the Dehumidification Setpoint........10.3 Using Your Air Conditioner to Dehumidify......10.4 Using the DEHUM Terminal........10.5 NOTE: The dehumidification functions described in this section will only be available if a Humidity Module has been properly installed.
Page 46: Operation
TOTALINE Setting a Thermostat Jumper for Setting a Thermostat Jumper for Dehumidification Operation Dehumidification Operation To operate one of the MISC outputs using dehumidification-based operation, install the Humidity Module and place the Humidity Jumper on HUM (see page 9.2). Then place the MISC1, MISC2, or MISC3 jumper on the terminal labeled DEHUM (see diagram below).
Page 47: Adjusting The Dehumidification Setpoint
TOTALINE Adjusting the Dehumidification Setpoint Adjusting the Dehumidification Setpoint If your HVAC unit is equipped with a dehumidification terminal and the Humidity Module has been installed, the thermostat will provide power to the appropriate terminal on the backplate of the thermostat when the humidity in the home is above the setpoint you have chosen.
Page 48: Using Your Air Conditioner To Dehumidify
TOTALINE Using Your Air Conditioner to Dehumidify Using Your Air Conditioner to Dehumidify If Cool to Dehumidify is ON the thermostat has the ability to initiate a cooling cycle for advanced dehumidification operation. When the thermostat detects the humidity percentage is above the setpoint for...
Page 49: Using The Dehum Terminal
TOTALINE Using the Dehum Terminal Using the Dehum Terminal If you configure a MISC output jumper for DEHUM, it may be programmed to operate in one of two ways: 1) Normally Closed (NC): The thermostat will de-energize the DEHUM terminal to allow the fan to run in low speed when there is a call for 1st stage cooling and the room humidity is greater than the dehumidification setpoint.
Page 50: Viewing Equipment Run-Times
SECTION 11 Viewing Equipment Run-Times Viewing Equipment Run-Times TOTALINE Section 11 Contents: Viewing the Humidifier Run-Time........ 11.2 Viewing the UV Light Run-Time.........11.3 Page 11.1...
Page 51 TOTALINE Viewing the Humidification Run-Time Viewing the Humidification Run-Time After your humidification system has been operating for the number of days set in step #12 below, the Service Humidify icon will appear. This counter keeps track of the number of days since the Service Humidify icon was reset.
Page 52 TOTALINE Viewing the UV Light Run-Time Viewing the UV Light Run-Time After the UV light has been operating for the number of days set in step #13 below, the Service UV Light icon will appear. This counter keeps track of the number of days since the UV light icon was last reset.
Page 53: Electric Heat And Heat Pump Operation
SECTION 12 Electric Heat and Heat Pump Operation Electric Heat and Heat Pump Operation TOTALINE Section 12 Contents: Viewing the Heat Pump and Reversing Valve Jumper Setting........12.2 Viewing the Electric Heat Jumper Setting.......12.3 Using Emergency Heat....12.4 Page 12.1...
Page 54 TOTALINE Viewing the Heat Pump and Viewing the Heat Pump and Reversing Valve Jumper Settings Reversing Valve Jumper Settings Steps 14 and 15 are ‘Read Only’ and may only be set with the jumpers on the circuit board of the thermostat.
Page 55 TOTALINE Viewing the Electric Heat Jumper Setting Viewing the Electric Heat Jumper Setting Placing the jumper 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.
Page 56 TOTALINE Using Emergency Heat Using Emergency Heat ENTER EMERGENCY HEAT: Only available if you have a Heat Pump installed. To initiate the Emergency Heat feature, press the FAN button. While holding the FAN button press UP button. The Cool setpoint display will read ‘EH’ (emergency heat).
Page 57: Timers And Deadbands
SECTION 13 Timers and Deadbands Timers and Deadbands TOTALINE Section 13 Contents: Adjusting the Heat/Cool Differential......13.2 Adjusting the Cycles Per Hour........13.3 Adjusting the Deadband..13.4 Adjusting the Minutes of Run-Time Before the Next Stage.......13.6 Selecting 2nd Stage Turn Off Temperature.....13.7 Page 13.1...
Page 58: Adjusting The Heat/Cool Differential
TOTALINE Adjusting the Heat/Cool Differential Adjusting the Heat/Cool Differential The Heat and Cool setpoints will not be allowed to come any closer to each other than the value in this step. This minimum difference is enforced during Auto-Changeover operation. Press the MODE button. While holding...
Page 59: Adjusting The Cycles Per Hour
TOTALINE Adjusting the Cycles Per Hour Adjusting the Cycles Per Hour The Cycles Per Hour setting may limit the number of times per hour your HVAC unit may energize. For example, at a setting of 6 cycles per hour the HVAC unit will only be allowed to energize once every 10 minutes.
Page 60: Adjusting The Deadband
TOTALINE Adjusting the Deadband Adjusting the Deadband MULTI-STAGE OPERATION - Controls up to three Heat and two Cool stages. The 2nd Stage of heat or cool is turned on when: (A) The 1st Stage has been on for the time required (step #22, page 13.6).
Page 61 TOTALINE Adjusting the Deadband Adjusting the Deadband For more detailed information, please see the explanation on the previous page. Press the MODE button. While holding MODE Note: Press the MODE the MODE, press the PROGRAM button momentarily button to enter Setup screens.
Page 62: Adjusting The Minutes Of Run-Time Before The Next Stage
TOTALINE Adjusting the Minutes of Run-Time Adjusting the Minutes of Run-Time Before the Next Stage Before the Next Stage For more detailed information, please see the explanation on page 13.4. Press the MODE button. While holding MODE Note: Press the...
Page 63: Selecting 2Nd Stage Turn
TOTALINE Selecting Selecting nd Stage Turn nd Stage Turn Off Temperature Off Temperature If ON is selected, the second stage of cooling or heating will remain energized until the thermostat reaches the setpoint on the thermostat display. If OFF is selected, the second stage of cooling or heating will turn off...
Page 64: Programming Remote Sensor Operation
SECTION 14 Programming Remote Sensor Operation Programming Remote Sensor Operation TOTALINE Section 14 Contents: Installing the Remote Sensors........14.2 Controlling or Reading the Remote Temperature (RS1)...14.3 Page 14.1...
Page 65 TOTALINE Installing the Remote Sensors Installing the Remote Sensors Up to two wired remote sensors may be installed on the thermostat to read outside temp (RS2) and/or control the temperature in another room (RS1). The designators RS1 and RS2 refer to the terminal locations on the thermostat’s backplate.
Page 66 TOTALINE TOTALINE Controlling or Reading the Controlling or Reading the Remote Temperature (RS Remote Temperature (RS ) The thermostat may be programmed to only READ the remote sensor, or to CONTROL to the remote sensor. Advanced Setup step #25, below.
Page 67: Energy Save Operation
75°F cooling, the thermostat will turn the system on before 6am in an effort to bring the temperature to its correct setting at exactly 6am. The P374-1800 learns from experience, so please allow 4-8 days after a program change or after initial installation to give Energy Save time to adjust to local weather, the construction of your home, and your heating and cooling system.
Page 68: Programming The Run-Time Alarms
SECTION 16 Programming Run-Time Alarms Programming Run-Time Alarms TOTALINE Section 16 Contents: Setting and Resetting the Service Filter (Fan Run-Time) Alarm........16.2 Setting and Resetting the UV Light Run-Time Alarm.....16.3 Setting and Resetting the Humidify Run-Time Alarm..16.4 Page 16.1...
Page 69 TOTALINE How to Set and Reset the Service Filter How to Set and Reset the Service Filter (Fan Run-Time) Alarm (Fan Run-Time) Alarm This counter keeps track of the number of hours of fan run-time whether the fan is energized in the Heating or Cooling modes, or in stand alone fan operation.
Page 70 TOTALINE How to Set and Reset the UV Light How to Set and Reset the UV Light Run-Time Alarm Run-Time Alarm This counter keeps track of the number of days since the UV Light counter has been reset. The UV Light icon will appear after the number of days has been achieved, as shown in step #29 (below).
Page 71 TOTALINE How to Set and Reset the Humidifier How to Set and Reset the Humidifier Run-Time Alarm Run-Time Alarm This counter keeps track of the number of days since the Service Humidify icon was last reset; this icon will appear after the number of days set in step #30 (below) has elapsed.
Page 72: Vacation Mode
SECTION 17 Programming Vacation Mode Programming Vacation Mode TOTALINE When the thermostat is programmed for Vacation mode, it will take effect at 12:00 am of the next day. The thermostat will control to the cooling and heating setpoints set in Vacation programming steps 2 and 3.
Page 73 TOTALINE Programming Vacation Mode Programming Vacation Mode (continued) (continued) VACATION DISPLAY - When the thermostat is placed into the Vacation mode, the thermostat will display the screen shown below. To return the thermostat to normal operation from Vacation mode, press the PROGRAM and SET CLOCK buttons and adjust the days in step #1 to zero (see previous page).
Page 74: Configuring The Misc Outputs
SECTION 18 Configuring the MISC Outputs Configuring the MISC Outputs TOTALINE Section 18 Contents: Configuring the Jumpers..18.2 Explanation of Jumper Settings........18.3 Page 18.1...
Page 75 TOTALINE Configuring the Jumpers Configuring the Jumpers For additional flexibility, your thermostat has three configurable outputs. These outputs are designed to have different functions depending on how the jumpers are set (below). Each output, labeled MISC1, MISC2, and MISC3 may be set for one of the five choices available.
Page 76 TOTALINE Explanation of Jumper Settings Explanation of Jumper Settings W3 JUMPER SETTING If the jumper for MISC1, MISC2, or MISC3 is set to W3, the corresponding MISC screw terminal on the backplate will control a third stage of heat. W3 MULTI-STAGE OPERATION EXPLAINED - SECTION 13...
Page 77 TOTALINE Explanation of Jumper Settings Explanation of Jumper Settings (continued) (continued) DEHUM JUMPER SETTING If the jumper for MISC1, MISC2, or MISC3 is set to DEHUM, the corresponding MISC screw terminal on the backplate will be connected to the dehumidification terminal of a furnace board.
Page 78 TOTALINE Explanation of Jumper Settings Explanation of Jumper Settings (continued) (continued) Y2 JUMPER SETTING If the jumper for MISC1 is set to Y2 the MISC1 screw terminal on the backplate will control a second stage of cooling. Y2 OPERATION - SECTION 13 Control up to two Cool stages.
Page 79: Factory Defaults And Calibration
SECTION 19 Factory Defaults, Calibration, and Sensors Factory Defaults, Calibration, and Sensors TOTALINE Section 19 Contents: Resetting the Thermostat to the Factory Default Settings..19.2 Calibrating the Temperature and Humidity Sensors...19.3 Page 19.1...
Page 80 TOTALINE Resetting the Thermostat to the Resetting the Thermostat to the Factory Default Settings Factory Default Settings (for default values see page 21.1) (for default values see page 21.1) If, for any reason, you desire to return all the stored settings back to the factory default settings, follow the instructions below.
Page 81 TOTALINE Calibrating the Temperature and Humidity Sensors Calibrating the Temperature and Humidity Sensors Under normal circumstances it will not be necessary to adjust the calibration of the temperature and humidity sensors. If calibration is required, please contact a trained HVAC technician to correctly perform the following procedure.
Page 82: Accessories
Accessories TOTALINE ACCESSORY PORT - The RJ11 Jack is used to connect the P374-1800 to the IR Receiver (P374-0431) for wireless communication or the EZ Programmer (P374-0432) for easy downloading or uploading of thermostat information. The Accessory Port is located on the bottom of the thermostat.
Page 83: Advanced Setup Table
SECTION 21 Advanced Setup Table Advanced Setup Table TOTALINE Description Range Description Range Step# Step# Programmable Yes/No Deadband/Temp. 13.5 1 - 6 Thermostat Swing 1st Stage Auto-Changeover Yes/No Deadband/Temp. 13.5 0 - 10 Swing 2nd Stage Thermostat Programmable Fan 0:00-0:60 Deadband/Temp.
Page 84 SECTION 22 Index Index TOTALINE outside, 1.2, 5.2 time, 13.4, 18.5, program, 1.2, 4.2, 21.1 turn off set clock, 1.2, 2.2, temperature, 17.1 13.7, 21.1 Alarms see Run-Time up, 1.2, 2.2, 8.3, Y2 operation, 18.5 Auto 12.4 deadband, see vacation, 1.2, 17.1...
Page 85 SECTION 22 Index Index TOTALINE setting, 1.3, 2.2 Energy Save, 15.1 Deadband 1st stage, 13.4-13.5, 18.3, 18.5, 21.1 2nd stage, 13.4-13.5, Gas Furnace 13.7, 18.3, 18.5, 21.1 control the fan, 12.3 3rd stage, 13.4-13.5, F, 8.2, 21.1 jumper, 12.3 18.3, 21.1 Green Indicator, 1.2...
Page 86 SECTION 22 Index Index TOTALINE W3, 18.3 20.1 temperature, 5.2 AuxHeat icon, 1.5 deadband, see Deadband droop, see Deadband electric/heat pump, 12.2 Jumpers Manual icon, 1.3 DEHUM, 18.3 changeover, 4.4, 4.6 indicator, 1.2 ELEC, 12.3 cool, 4.3 mode, 2.3 electric heat, 12.3 heat, 4.3...
Page 87 SECTION 22 Index Index TOTALINE 21.1 O Reversing Valve, Remote Sensor 12.2 calibrate, 19.3 Off Mode, 1.3, 2.3 control to, 14.3- Schedule daily, see Program Outdoor, 14.4, 21.1 see Outside degree icon blink, 2nd stage turn off Outside 14.2-14.3 temperature, outside temperature, 13.7, 21.1...
Page 88 SECTION 22 Index Index TOTALINE Warranty, 23.1 Terminal, MISC, see MISC Thermostat Sensor calibrate, 19.3 Time, see Clock Time Delay, compressor lockout, Vacation, 13.3 button, see Buttons cycles per hour, mode, 17.1-17.2 13.3, 21.1 programming, 17.1- 1st to 2nd stage, 17.2...
Page 89 SECTION 23 Warranty Warranty TOTALINE One-Year Warranty - This Product is warranted to be free from defects in material and workmanship. If it appears within one year from the date of original installation, whether or not actual use begins on that date, that the product does not meet this warranty, a new or remanufactured part, at the manufacturer’s sole option to replace any defective part, will be...
Page 90 Programming Worksheet see Section 6 DAY PERIOD START TIME COOL HEAT Morning Evening Night Morning Copy Mon Evening Night Morning Copy Tue Evening Night Morning Copy Wed Evening Night Morning Copy Thu Evening Night Morning Copy Fri Evening Night Morning Copy Sat Evening Night...

TOTALINE P374-1800 Owner's Manual

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