Lux TX9100U-006 Installation Guide
Contents
1. LUX LUX TX9100U UNIVERSAL PROGRAMMABLE THERMOSTAT QUICK START INSTALLATION GUIDE em SHUT OFF POWER Turn OFF the power to both your heating and cooling units at the circuit breaker INSTALL NEW THERMOSTAT BASE S Remove your old thermostat Install the new thermostat base using the same mounting holes if possible Connect the wires matching the exact terminal letters from your wires to the terminal letters on the new thermostat NOTE If you have both a B and an O wire see the notes on the back page of this instruction sheet O TEST HEAT AND COOL OPERATION HEAT OFF COOL Set the system switch to the desired temperature mode Adjust the SET Temperature to the desired comfort setting 72F NOTE this set point will only be 70F temporary until the program periods are saved in memory 68F i LABEL WIRES BEFORE removing thermostat label your existing wire connections with the labels provided Cover any unused wires with electrical tape O INSTALL ALKALINE BATTERIES Restore the power to your heating and cooling units Install new Alkaline batteries into the thermostat NOTE Please use Duracell or Energizer Alkaline batteries ONLY for all LUX thermostats requiring batteries B2. Factory RH RC Jumper Wire Installed G Yi RC RH Y2 D yi FAN WIRE MAY NOT BE PRESENT IN ALL SYSTEMS F SYSTEM COMMON SYSTEM 24V TRANSFORMER r SZzo ave STAGE STAGE 1 2 HEATER 4 5 6 7 WIRES Factory RH RC Jumper Wire Installed G Yi RC Q 2 HEAT AND 2 COOL NON Heat Pump SYSTEM 24V STAGE STAGE STAGE STAGE TRANSFORMER AIR CONDITIONER HEATER 1 HEAT AND 1 COOL NON Heat Pump Factory RH RC Jumper Wire Installed OY me Y2 D D D C D 0 B wW 0 EE TOL J x SYSTEM COMMON HEATER HEAT PUMP System WITH EMERGENCY HEAT CUSTOMER INSTALLED Y1 W1 Jumper Wire Factory RH RC Jumper Wire Installed yi Re Ry QL Use 0 or B Terminals Never Both SYSTEM COMMON HEAT PUMP SYSTEM 24V REVERSING AUX EMERG TRANSFORMER VALVE HEAT
3. E SURE TO CHANGE THE BATTERIES AT LEAST ONCE A YEAR to ensure consistent and reliable operation of your heating cooling system SET THE CLOCK SET THE TEMPERATURE PROGRAMS Thank you for choosing LUX Products and we hope that you will enjoy using your new thermostat along with its many energy saving features DOWNLOAD THE FULL INSTRUCTION MANUAL This sheet is just a quick start guide and there are many more instructions and topics covered in the full version of the manual for this product The complete version PDF can be obtained at http www luxproducts com Click on SUPPORT then INSTRUCTION MANUALS ONLINE THERMOSTAT TROUBLESHOOTING GUIDES If you are having difficulties with the installation or the operation of your thermostat please review the online troubleshooting guides for your model These troubleshooting guides cover the most common symptoms that you may observe The Troubleshooting Guides are located at http www luxproducts com Click on SUPPORT then TROUBLESHOOTING GUIDES CONTACT OUR TECHNICAL SUPPORT DEPARTMENT If you require need assistance with your product please contact our Technical Assistance department between 8 00AM and 4 30PM Eastern Time from Monday through Friday at 856 234 8803 Our website also permits you to email your technical questions to our support staff at your convenience by visiting http www luxproducts com and clicking on the CONTACT US tab at the top of the pag
4. a System Common wire For Heat Pump systems you will use either the O terminal or the B terminal on this thermostat but not both If your old thermostat has both an O and a B wire present then B is likely a System Common wire and may be connected to the C terminal Connecting a System Common wire to this thermostat s B terminal may damage the thermostat and also your heating and cooling system Some Heat Pump systems have a wire for AUX electric heat usually W2 and also a separate wire for Emergency electric heat usually E This thermostat uses the W2 terminal for both AUX and Emergency Heat Tape off your E wire and confirm that all components function without it The thermostat requires batteries to operate and failure or sub standard performance of the batteries may impair or prevent the correct operation of the thermostat Use Duracell or Energizer alkaline batteries ONLY for all Lux thermostats requiring batteries BE SURE TO CHANGE THE BATTERIES AT LEAST ONCE A YEAR Failure to follow these battery instructions could result in property damage and or personal injury The electrical rating for this thermostat is 1 5 Amps per terminal with a maximum total load of 3 0A for all terminals combined The thermostat contains parts which may wear out through use and are susceptible to failure if over loaded or used in a manner other than as indicated in the documentation Check unocc
5. e 2012 LUX PRODUCTS CORPORATION ALL RIGHTS RESERVED TX9100U QUICK START WIRING GUIDE sto WIRING DIAGRAM NOTES CAUTIONS AND WARNINGS Label every wire terminal designation on your existing thermostat e wiring before removing your old thermostat Ignore the color of the wires since they may not comply with any standard Please connect wires using the terminal letter designations WARNING All wiring must conform to the local codes and ordinances that are in your particular location If the information provided in the following wiring diagrams does not clearly represent or match your system please refer to the full version of the manual which can be obtained from our website or contact us before removing your existing thermostat wires All of the dashed wires shown in the wiring diagrams are either optional or their usage depends upon your specific system type or brand For example Diagram 1 shows the fan wire as optional If your system does not have a fan than this terminal will not be used The optional C terminal is used for powering the thermostat by the 24 volt system using the System Common wire This can be used alone or in addition to installing batteries as a backup NOTE connecting the System Common wire to the thermostat is not necessary for heating and cooling to function properly If your old thermostat has both a Y and C wire both present then C is most likely
6. upied residences regularly to ensure that all systems are operating properly Check any heating air conditioning system including this product before operation and at regular intervals Electrical interference static electricity failure or substandard performance of batteries wiring defects in the installation and or characteristics of the connected HVAC devices may prevent the system from regulating heating and cooling as anticipated The thermostat is a sensitive device and dropping the product can cause damage to critical components If the product is dropped or shaken violently during transport or installation then it should be replaced immediately Persons with physical or mental limitations may not be able to promptly respond to a malfunction of the heating air conditioning system All residents should be made aware of the potential in any system for malfunctions that could cause continuous heating or cooling and should be familiar with the operation and location of the heating cooling appliance on off switch Read the instruction manual completely before installing the thermostat Additional information is available at our website luxproducts com You should consult a qualified HVAC technician or an electrician if you do not fully understand the installation instructions NOTE The Black Terminal Letters Shown Below Are Standard The Gray Terminal Letters Are Brand Specific HEATING ONLY 2 WIRES USE RH amp W1
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