Venstar T1700 Owner's Manual
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Venstar T1700 Owner's Manual

1-day programmable residential up to 2-heat & 1-cool
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See also: Owner's Manual , Instruction and Installation Manual
Enlarged version
Digital
Digital
Thermostat
Thermostat
CONFIGURABLE IN SETUP:
Auto or Manual changeover
Programmable or
Non-Programmable
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
OWNER'S
OWNER'S
MANUAL
MANUAL
Venstar Inc. 08/07
residential
THERMOSTAT
T1 700
1-DAY
1-DAY
PROGRAMMABLE
PROGRAMMABLE
up to
2-heat
up to
2-heat
& 1-cool
& 1-cool
HEAT
HEAT
COOL
PUMP
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
Accepts Comfort Call
Phone Control Accessory

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Summary of Contents for Venstar T1700

  • Page 1 Remote Control Accepts Comfort Call Phone Control Accessory Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. OWNER’S OWNER’S MANUAL MANUAL Venstar Inc. 08/07...
  • Page 2 CAUTION Follow the Installation Instructions before proceeding. Set the thermostat mode to “OFF” prior to changing settings in setup or restoring Factory Defaults. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 3 How to Use This Manual 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. SECTION 14 Timers and Deadbands Header shows section #...
  • Page 4 Glossary of Terms Auto-Changeover: A mode in which the thermostat will turn on the heating or cooling based on room temperature demand. Cool Setpoint: The warmest temperature that the space should rise to before cooling is turned on (without regards to deadband).

  • Page 6: Table Of Contents

    Table of Contents Getting to Know Your Thermostat Quick Start Setting Clock Basic Operation Viewing the Outdoor Temperature Programming the Daily Schedule Programming the Fan Operation Thermostat Display Options Setting and Resetting Equipment Run-Times Electric Heat and Heat Pump Operation Timers and Deadbands Factory Defaults and Calibration...

  • Page 7: Getting To Know Your Thermostat

    SECTION 1 Getting to Know Your Thermostat Section 1 Contents: Front Panel Buttons.....1.2 Display Features......1.3 Page 1.1...

  • Page 8: Front Panel

    Front Panel Warmer Button sometimes referred Backlit LCD Display (glows red) to as the UP button I2:00 AUTO Cooler Button sometimes refer- (glows blue) red to as the DOWN button Mode Heat or Cool Demand Indicator Button Red = Heat, Green = Cool eries PLATINUM COMMERCIAL PROGRAMMABLE THERMOSTAT...
  • Page 9 Display Features I8:88 Setup Program On StartStop Service Filter Outside AUTO OFFON Morning DayNight Evening FanOn Mode Indicators - Section 4 Selects the operational mode of the equipment. HEAT - Indicates the heating mode. COOL - Indicates the air conditioning mode. AUTO - Indicates the system will automatically changeover between heat and cool modes as the temperature varies.
  • Page 10 Display Features I8:88 Program On Setup StartStop Service Filter Pan UV Light Outside AUTO OFFON Morning DayNight Evening FanOn Setup icon - Sections 6-11 Indicates the thermostat is in the setup mode. Fan On icon - Section 7 Indicates constant, continuous fan operation. When Fan On is not lit - indicates the fan will only operate when necessary to heat or to cool.

  • Page 11: Quick Start

    SECTION 2 Quick Start Section 2 Contents: Setting the Clock ......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. These settings are depicted in the illustrations throughout this manual.

  • Page 12: Setting The Clock

    RAM SET CLOCK Press the SET CLOCK button During Setup & Programming: Pressing the UP or DOWN Setting the Clock buttons will modify the flashing selection. I2:00 Setup To adjust the Clock or Day use Press the SET RAM SET CLOCK CLOCK button to return to normal operation.

  • Page 13: 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. MODE I2:00 Cooling Only The COOL setting indicates the temperature the room has to...

  • Page 14: Selecting Your Desired Temperature

    Selecting Your Desired Temperature (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. Adjust the desired I2:00 set temperature with the AUTO Buttons.

  • Page 15: Setting Clock

    SECTION 3 Setting the Clock Section 3 Contents: Setting the Clock......3.2 Note: During setup & programming pressing the UP or DOWN buttons will modify the flashing selection. Page 3.1...
  • Page 16 RAM SET CLOCK Press the SET CLOCK button During Setup & Programming: Pressing the UP or DOWN Setting the Clock buttons will modify the flashing selection. I2:00 Setup To adjust the Clock or Day use Press the SET RAM SET CLOCK CLOCK button to return to normal operation.

  • Page 17: Basic Operation

    SECTION 4 Basic Operation 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 4.1...

  • Page 18: Programmable/Non-Programmable Thermostat

    Programmable or Non-Programmable 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; only the Off, Heat, Cool, and Auto screens may be accessed by pressing the MODE button.
  • Page 19 Manual or Auto-Changeover 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 20 Operating Mode when the Thermostat 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. Select the Mode by Pressing the MODE Button I2:00 Heating Only The HEAT setting indicates the...
  • Page 21 Operating Mode when the Thermostat 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 pressing the MODE button Select the Mode by Pressing the MODE Button I2:00 Heating Only The HEAT setting indicates the...
  • Page 22 Operating Mode when the Thermostat 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. Select the Mode by Pressing the MODE Button I2:00 Heating Only The HEAT setting indicates the...
  • Page 23 Operating Mode when the Thermostat 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. Select the Mode by Pressing the MODE Button I2:00 Heating Only The HEAT setting indicates the...
  • Page 24 Selecting Your Desired Temperature (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 11.2. Adjust the desired I2:00 set temperature with the AUTO...

  • Page 25: Viewing The Outdoor Temperature

    SECTION 5 Viewing the Outdoor Temperature Section 5 Contents: Viewing the Outdoor Temperature......5.2 Page 5.1...

  • Page 26: Viewing The Outdoor Temperature

    Viewing the Outdoor Temperature This requires an outdoor sensor (optional accessory) to be installed (see page 4.6 of the Installation Instructions). To read the temperature from the Outdoor Sensor, press the OUTDOOR button. The display will then show the current outdoor temp- erature.

  • Page 27: Programming The Daily Schedule

    SECTION 6 Programming the Daily Schedule Section 6 Contents: Programming a Daily Schedule........6.2 Page 6.1...

  • Page 28: Programming A Daily Schedule

    Programming a Daily Schedule Press Press the PROGRAM button to enter time period programming. PROGRAM 6:00 Start Adjust the start time for Morning. Morning Press MODE 6:00 Adjust the cooling setpoint for Morning. (35 - 99 ) Morning Press MODE 6:00 Adjust the heating setpoint for Morning.
  • Page 29 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 30 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 I0:00 Adjust the heating setpoint for Night (35 - 99 )

  • Page 31: Programming The Fan Operation

    SECTION 7 Programming the Fan Operation Section 7 Contents: Using the Fan Button....7.2 Setting the Fan-Off Time Delay..........7.3 Page 7.1...
  • Page 32 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 33 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 34: Thermostat Display Options

    SECTION 8 Thermostat Display Options 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 35 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 and hold the MODE button to move back- Press the MODE button repeatedly wards through the MODE...

  • Page 36: 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 37: Setting And Resetting Equipment Run-Times

    SECTION 9 Setting and Resetting Equipment Run-Times Section 9 Contents: Setting and Resetting the Service Filter (Fan Run-Time) Alert........9.2 Setting and Resetting the UV Light Run-Time Alert.....9.3 Page 9.1...
  • Page 38 How to Set and Reset the Service Filter (Fan Run-Time) Alert 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. The Service Filter icon will appear after the preset number of hours of fan run-time in step #7 (below) has been achieved.
  • Page 39 How to Set and Reset the UV Light Run-Time Alert 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 #9 (below). Setting the counter to zero in Step #9 will prevent the Service UV Light icon from ever appearing.

  • Page 40: Electric Heat And Heat Pump Operation

    SECTION 10 Electric Heat and Heat Pump Operation Section 10 Contents: Viewing the Heat Pump and Reversing Valve Jumper Setting........10.2 Viewing the Electric Heat Jumper Setting.......10.3 Using Emergency Heat....10.4 Page 10.1...

  • Page 41: Reversing Valve Jumper Settings

    Viewing the Heat Pump and Reversing Valve Jumper Settings Steps 10 and 11 are ‘Read Only’ and may only be set with the jumpers on the circuit board of the thermostat. Press the MODE button. While holding MODE Note: Press the MODE the MODE, press the PROGRAM button momentarily...
  • Page 42 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 it is necessary for the thermostat to energize the fan with first stage heat.
  • Page 43 Using Emergency Heat ENTER EMERGENCY HEAT: Only available if you have a Heat Pump installed. To initiate the Emergency Heat feature, press the EMER HT. button. The Cool setpoint display will read ‘EH’ (emergency heat). Press for Emergency Heat I2:00 EMRG HT.

  • Page 44: Timers And Deadbands

    SECTION 11 Timers and Deadbands Section 11 Contents: Adjusting the Heat/Cool Differential......11.2 Adjusting the Cycles Per Hour........11.3 Adjusting the Deadband..11.4 Page 11.1...
  • Page 45 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 MODE the MODE, press the PROGRAM Note: Press the...

  • Page 46: 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 47: Adjusting The Deadband

    Adjusting the Deadband MULTI-STAGE OPERATION - Controls up to two Heat and one Cool stages. The 2nd Stage of heat is turned on when: (A) The 1st Stage has been on for a minimum of two minutes. (B) The temperature spread from the setpoint is equal to or greater than: the setpoint plus the 1st stage deadband (step #15, next page), plus two degrees.
  • Page 48 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. PROGRAM to move through the setup screens.

  • Page 49: Factory Defaults And Calibration

    SECTION 12 Factory Defaults and Calibration Section 12 Contents: Resetting the Thermostat to the Factory Default Settings..12.2 Calibrating the Temperature Sensor........12.3 Page 12.1...

  • Page 50: Factory Default Settings

    Resetting the Thermostat to the Factory Default Settings (for default values see page 14.1) If, for any reason, you desire to return all the stored settings back to the factory default settings, follow the instructions below. WARNING: This will reset all Time Period and Advanced Programming to the default settings.

  • Page 51: 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. I2:00 Place the thermostat in the MODE...

  • Page 52: Accessories

    SECTION 13 Accessories ACCESSORY PORT - The RJ11 Jack is used to connect the T1700 to the IR Receiver (ACC0431) for wireless communication or the EZ Programmer (ACC0432) for easy downloading or uploading of thermostat information. The Accessory Port is located on the bottom of the thermostat.

  • Page 53: Advanced Setup Table

    SECTION 14 Advanced Setup Table Description Range Step# Description Range Step# Programmable Yes/No Reset UV Light Icon read only Thermostat UV Light Run-Time 0 - 1990 Auto-Changeover Yes/No Heatpump Jumper 10.2 read only Thermostat Fan Off Delay 0, 30, 60, Setting Reversing Valve 10.2...
  • Page 54 SECTION 15 Index set clock, 1.2, 2.2 up, 1.2, 2.2, 8.3, Accessory Port, 13.1 Alerts icon, 1.3 see Run-Time programming, 6.3 C, 8.2, 14.1 setting, 1.2, 2.2, 3.2 Auto adjust temperature, Calibration, 12.3 Deadband 2.4, 4.8 Celsius, 8.2 1st stage, 11.4-11.5, 14.1 changeover, 1.3, 11.2, Clock...
  • Page 55 SECTION 15 Index F, 8.2, 14.1 Heat IR Receiver, 13.1 Factory Defaults 1st stage caution, ii deadband, see Deadband resetting, 12.2 settings, 12.2 emergency heat, Fahrenheit, 8.2 10.4 2nd stage Jumpers button function, see emergency heat, electric heat, 10.3 Buttons 10.4 gas electric, 10.2 electric strip heat,...
  • Page 56 SECTION 15 Index UV light, 9.3, 14.1 Manual changeover, 4.3-4.4, Program daily schedule, 6.2- Schedule cool, 4.3 heat, 4.3 mode, 1.4, 4.6-4.7 daily, see Program Multi-stage On icon, 2.3 Sensor outdoor, see Outdoor Operation, 11.4 Programmable Thermostat, thermostat, see 4.2, 4.6-4.7 Thermostat Sensor Service filter icon, see Reset...
  • Page 57 SECTION 15 Index cycles per hour, 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 Page 15.4...
  • Page 58 SECTION 16 Warranty 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 provided without charge for the part itself provided the defective part is returned to the distributor through a qualified servicing dealer.

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