IEC E055-71520301 Owner'S Manual Download Page 31

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Warranty

16. ALL ORDERS ARE EXPRESSLY LIMITED AND MADE CONDITIONAL

UPON ACCEPTANCE BY PURCHASER OF THE TERMS AND CONDITIONS
LISTED ABOVE WITHOUT CHANGE.

THERE SHALL BE NO

UNDERSTANDINGS, AGREEMENTS, OR OBLIGATIONS (OUTSIDE
THESE TERMS AND CONDITIONS) UNLESS SPECIFICALLY SET FORTH
IN WRITING, AND ACCEPTED BY SIGNATURE OF AN AUTHORIZED
REPRESENTATIVE OF IEC IN OKLAHOMA CITY, OKLAHOMA.

P/N 88-571
Rev. 1

P.O. Box 2598 • Oklahoma City, OK 73101-2598

405.605.5000 [phone]

405.605.5001 [fax]

www.iec-okc.com

•

I100-90006969

Summary of Contents for E055-71520301

Page 1: ...ver sensor FAN COIL NON PROGRAMMABLE DIGITAL THERMOSTAT Copyright 2008 International Environmental Corp All Rights Reserved 72 74 70 COOL HEAT AUTO 2 or 4 pipe configurable Dual or Single Setpoint Very easy to program Large easy to read display Thermoglow Backlight No batteries required Auto Changeover Locking Keypad P N E055 71520301 P N E055 71520304 ...

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Page 3: ...EATURES OPERATION WARRANTY 2 3 9 10 16 25 Page 1 CAUTION WARNING SELECTING THE HEAT OR COOL MODE 5 Follow Installation Instructions carefully Disconnect Power to the Heater Air Conditioner before removing the old therm ostat and installing the new thermostat Copyright 2007 International Environmental Corp All Rights Reserved ...

Page 4: ...72 74 70 COOL HEAT AUTO Front Panel Page 2 Liquid Crystal Display with Thermoglow Up Down Buttons Mode Button Fan Override Button Heat or Cool Indicator Heat Red Cool Green 1 1 2 3 4 5 2 3 4 5 ...

Page 5: ...dicates the system will automatically changeover between heat and cool modes as the temperature varies OFF Indicates heating and cooling are turned off Room Temperature Display Indicates current room temperature Desired Set Temperature Page 9 Indicates desired room temperature s Setup icon Pages 10 14 Indicates the thermostat is in the advanced setup mode 1 1 1 2 3 4 3 Page 3 ...

Page 6: ... icon is displayed the fan is in the Auto mode and will run only when necessary to heat or cool Locked icon Page 21 Indicates keypad has been locked Outside icon Pages 13 22 Indicates the temperature displayed is from the optional outside sensor Unoccupied icons Pages 13 14 Indicates a dry contact forced Unoccupied time period is in effect Page 4 ...

Page 7: ...eat the room Heating Only The COOL setting indicates the temperature the room has to reach before the cooling source will turn on to cool the room Cooling Only OFF indicates both heating and cooling 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 Selecting the Heat or Cool Mode 4 Pipe Operati...

Page 8: ...T 70 OFF Press MODE Selecting the Heat or Cool Mode 2 Pipe Operation The HEAT setting indicates the temperature the room has to reach before the heating source will turn on to heat the room Heating Only OFF indicates both heating and cooling are turned off Off Page 6 ...

Page 9: ...ess MODE 70 76 COOL Selecting the Heat or Cool Mode 2 Pipe Operation The COOL setting indicates the temperature the room has to reach before the cooling source will turn on to cool the room Cooling Only OFF indicates both heating and cooling are turned off Off Page 7 ...

Page 10: ...0 69 70 72 Note If the water temperature is changed during the year the thermostat will then automatically lock out the incorrect mode Heating and or Cooling Step 4 3 in Advanced Setup page 11 and the accessory changeover sensor G100 71520306 is used Step 4 4 or 5 in Advanced Setup page 11 Operation is the same as a 4 pipe system page 5 Selecting the Heat or Cool Mode 2 Pipe Operation 70 72 69 If ...

Page 11: ...t temperature with the Fan Operation Press FAN Press FAN Press FAN Press FAN Press FAN Low Speed Medium Speed High Speed Auto Fan Pressing the FAN button will run the fan in low medium or high speed continuously see below and page 20 When only the Fan icon is displayed the fan is in the Auto mode and will run only when necessary to heat or cool see below and page 20 Note If the thermostat is place...

Page 12: ...p screens Advanced Setup MODE FAN I ON Setup Press MODE Continued Page 10 Select Display operation 1 Single Setpoint 2 Dual Setpoint See Page 24 cooling setpoint will always be displayed To display the room temperature press and hold the MODE button for two seconds The degree icon will blink when the large number is displaying room temperature and will remain solid when displaying the heating or c...

Page 13: ... Cool Aux Electric heat Lockout Electric Heat when Hot Water is available 5 Heat Cool total electric heat no Hot Water only Electric Heat Note 3 4 require accessory changeover sensor 4 3 Setup Press MODE Press MODE Continued I 4 Setup Page 11 On Off See Page 20 Note 2 Select operation when fan is in the Auto mode On continuous low speed fan Off only energize during a heating or cooling cycle 5 AUT...

Page 14: ... press Press MODE Press MODE Press MODE Press MODE Continued Setup 8 Step 7 will not appear if step 4 1 or 2 Page 12 2 6 Setup Adjust the deadband for the 1st stage 1 6 See Page 17 Adjust the minimum difference between cooling heating setpoints 0 6 C F Setup 9 Select thermostat operation in degrees Fahrenheit or Celsius COOL ...

Page 15: ...ct is closed the thermostat will con trol to the Unoccupied setpoints Dry Contact NO Normally Open NC Normally Closed NO NC Setup I I See Page 18 Press MODE Setup 85 I2 55 unoccupied Adjust the cooling setpoint for unocc upied periods 35 99 OF unoccupied Press MODE Continued Select sensor operation On or duct sensor Off control to remote room sensor read only outside On Off Setup I0 OUTSIDE ...

Page 16: ...FAN buttons at the same time for two seconds to leave the Setup screens If no buttons are pressed the display will leave the setup screens after 30 seconds Advanced Setup Page 14 unoccupied Adjust the heating set point for Unoccupied periods OF 35 99 ...

Page 17: ...ration Fan Auto Operation Deadband Temp Swing 1st Stage Minimum Heat Cool Differential Thermoglow Backlight Fahrenheit or Celsius Read Only Remote Sensor Dry Contact Polarity Dry Contact Operation Unocc Cool Setpoint Unocc Heat Setpoint Step Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Advanced Setup Table Range Factory Default On 2 4 1 Off 2 2 Off F Off NO Unoccupied 85 55 Page 15 ...

Page 18: ...ration Fan Auto Operation Deadband Temp Swing 1st Stage Minimum Heat Cool Differential Thermoglow Backlight Fahrenheit or Celsius Read Only Remote Sensor Dry Contact Polarity Dry Contact Operation Unocc Cool Setpoint Unocc Heat Setpoint Step Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Advanced Setup Table Range Factory Default On 2 4 1 Off 2 2 Off F Off NO Unoccupied 85 55 Page 15 ...

Page 19: ...int plus the 1st stage deadband step 6 page 12 plus the 2nd stage dead band This 2nd stage deadband is fixed at one degree and is not adjustable The low speed fan for heat or cool is turned on when The temperature spread from the setpoint is equal to or greater than the setpoint plus the 1st stage dead band step 6 page 12 This 1st stage deadband is adjustable from 1 6 degrees and the default is tw...

Page 20: ...ration step 12 page 13 the thermostat will be forced into Unoccupied setpoints and the Unoccupied icon will appear on the display Connect wires to a time clock or other device to force the thermostat into Occupied 1 or Unoccu pied Important Note For control of multiple thermostats by 1 source refer to the enclosed yellow document P N 88 175 Potential Phasing Problems before installation C G R Y1 W...

Page 21: ... of the icons appear release the MODE and DOWN 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 Press the MODE button twice to return to normal operation Page 19 Place the thermostat in the OFF mode Press button While holding the MODE button press and hold the DOWN button for 5 seconds All icons will appear o...

Page 22: ... is placed in the Off mode or a dry contact forced unoccupied time period see page 18 1 If a remote sensor is connected to this thermostat then the fan should be programmed for continuous operation step 5 page 11 This will provide airflow over the remote sensor and provide more accurate temperature readings 2 If the fan is programmed for continuous operation step 5 page 11 the low speed fan will r...

Page 23: ...sired setpoint Press the MODE button again to enter the Auto changeover mode where both the heat and cool setpoints are displayed KEYPAD LOCKOUT 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 LOCKED icon will appear on the disp...

Page 24: ...o seconds until the Outside icon appears If an optional outside sensor is connected the outside temperature will appear on the display To exit the outside temperature display press any button LOCKING COVER w Tamper Proof Screws G100 71520308 w logo G100 71520309 w out logo 72 72 74 74 70 70 COOL COOL HEAT HEAT AUTO AUTO Page 22 ...

Page 25: ...ire DO NOT use stranded cable The cable length should not exceed 250 feet If less than 75 feet of cable is required to connect the thermostat to the Remote Sensor a three conductor thermostat cable 18 24 gauge may be used this cable is NOT suitable for any length greater than 75 feet IMPORTANT Do no use shielded wire Do not run sensor wiring in the same conduit as the 24VAC therm ostat wiring Elec...

Page 26: ... temperature and will remain solid when dis playing the heating or cooling setpoint In the Auto mode the deadband is enforced both above and below the setpoint To avoid short cycling a deadband of at least two degrees is recommended step 6 page 12 To display the room temperature press and hold the MODE button for two seconds Release the MODE button to return to the normal display Page 24 ...

Page 27: ...HIN THE ACKNOWLEDGED SHIPPING DATE WHICH SHALL NOT EXCEED SIX 6 MONTHS FROM THE DATE OF PURCHASER S OFFER TO PURCHASE IF PURCHASER DOES NOT MEET THE TERMS AND CONDITIONS OF THIS PARAGRAPH THE PRICES ARE SUBJECT TO ESCALATION TO THOSE PRICES IN EFFECT AT TIME OF SHIPMENT WITHOUT NOTICE TO PURCHASER 4 ALL PRICES ARE F O B IEC S FACTORY WITH FULL FREIGHT ALLOWED UNLESS NOTED OTHERWISE BY IEC TITLE TO...

Page 28: ...R OR REPLACE THE GOODS IS THE PURCHASER S EXCLUSIVE REMEDY IEC SHALL NOT IN ANY MANNER WHATSOEVER BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR EXPENSES FOR BREACH OF WARRANTY OR FOR NEGLIGENCE ON THE PART OF IEC d ALL PARTS SHALL BE RETURNED TO IEC S FACTORY IN OKLAHOMA CITY OKLAHOMA OR OTHER AUTHORIZED SERVICE STATION DESIGNATED BY IEC FREIGHT PREPAID IF IEC DETERMINES...

Page 29: ... DATE AND SHALL HAVE NO LIABILITY OR OTHER OBLIGATION FOR FAILURE TO SHIP ON SUCH DATE REGARDLESS OF CAUSE 12 PAYMENT TERMS ARE NET THIRTY 30 DAYS FROM DATE OF INVOICE ON APPROVED CREDIT ONE AND ONE HALF PERCENT 1 1 2 PER MONTH 18 ANNUAL RATE MAY BE CHARGED ON PAST DUE ACCOUNTS WHERE PERMITTED BY APPLICABLE LAW IN THE EVENT ACCOUNT MUST BE PLACED FOR COLLECTION PURCHASER SHALL BE RESPONSIBLE FOR A...

Page 30: ...UTSIDE THESE TERMS AND CONDITIONS UNLESS SPECIFICALLY SET FORTH IN WRITING AND ACCEPTED BY SIGNATURE OF AN AUTHORIZED REPRESENTATIVE OF IEC IN OKLAHOMACITY OKLAHOMA P N 88 571 Rev 1 P O Box 2598 Oklahoma City OK 73101 2598 405 605 5000 phone 405 605 5001 fax www iec okc com 2007 International Environmental Corporation IEC IEC is a subsidiary of LSB Industries Inc AMEX symbol LXU www lsb okc com I1...

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