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Lux Products TX100E, Installation And Operating Instructions Manual, Page: 3 / 27

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Lux Products TX100E Installation And Operating Instructions Manual Download Page 3

Set

Next

Hold

Fan

Auto

On

Heat

Off

Cool

LUX

LCD Display Screen

T X 1 0 0 E

UP and DOWN Buttons

Fan
Mode
Switch

SET, NEXT,

and HOLD

Buttons

System
Mode
Switch

The electrical rating for this thermostat is 1.5 Amps per terminal, with a
maximum total combined load of 2.0A for all terminals combined.

COMPATIBLE WITH:

• Most single-stage 24-volt, heating and cooling systems
• 1 stage heat / 1 stage cool: gas, oil, or electric systems
• Single-stage heat pump systems (without auxiliary or emerency heat)
• 2-wire hydronic (hot water) zone valves
• Millivolt heaters (including wall heaters / gas fireplaces)

NOT COMPATIBLE WITH:

• 120/240 VAC line-voltage systems (without a transformer)
• Multi-stage heat pump systems (with auxiliary or emerency heat)
• 3-wire hydronic (hot water) zone valves

(ask your LUX dealer for thermostats to control these systems)

SYSTEM COMPATIBILITY:

3

All manuals and user guides at all-guides.com

Summary of Contents for TX100E

Page 1: ...GRAMMABLE OR NON PROGRAMMABLE THERMOSTAT INSTALLATION AND OPERATING INSTRUCTIONS IMPORTANT Please read all of these instructions carefully before beginning installation Label every wire terminal designation on your existing thermostat 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 d...

Page 2: ...tion 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 ...

Page 3: ... and cooling systems 1 stage heat 1 stage cool gas oil or electric systems Single stage heat pump systems without auxiliary or emerency heat 2 wire hydronic hot water zone valves Millivolt heaters including wall heaters gas fireplaces NOT COMPATIBLE WITH 120 240 VAC line voltage systems without a transformer Multi stage heat pump systems with auxiliary or emerency heat 3 wire hydronic hot water zo...

Page 4: ...ture override Adjustable temperature differential cycle rate User temperature calibration Adjustable heat cool set temperature limit stops Dual powered battery and or 24 volt system powered F C temperature display 5 2 minute selectable time delay for equipment protection Screwdrivers Wire Stripper Wire Cutter Drill with assorted drill bits new installations only TOOLS YOU MAY NEED FEATURES 4 All m...

Page 5: ...s still ongoing cover the thermostat completely or wait until this work is complete before installation WARNING All wiring must conform to the local codes and ordinances that are in your particular location 1 Turn OFF the electricity to all heating and cooling components Do not turn the electricity back on until all work is completed 2 Remove the front portion of your old thermostat to expose the ...

Page 6: ...ostat base plate and hold the base against the wall Try to line up the screw holes from the prior thermostat and install the mounting screws 5 If the previous holes cannot be used hold the thermostat base against the wall so that it appears straight and level position the base for best appearance and mark for the new screw holes Attach the base to the wall using the screws provided use the supplie...

Page 7: ...ar models that have the same general visual appearance Even though this base plate may look the same as base plates from other models the wiring connections may have different terminal letters for different purposes Please do not interchange the back plates and or thermostat front halves of other similar looking models Doing so may cause undesired heating and or cooling operation to occur 7 WIRING...

Page 8: ... possible wiring designations that you might see on your existing thermostat terminals 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 o...

Page 9: ...NVENTIONAL HEATING AND COOLING 12 SINGLE STAGE 4 or 5 WIRES 4 CONVENTIONAL HEATING AND COOLING 13 TWO TRANSFORMERS SINGLE STAGE 5 or 6 WIRES 5 HEAT PUMP HEATING AND COOLING 14 NO AUXILIARY EMERG HEAT SINGLE STAGE 4 or 5 WIRES DIAGRAM SYSTEM TYPE DESCRIPTION PAGE WIRING DIAGRAMS All manuals and user guides at all guides com ...

Page 10: ...DING MILLIVOLT NOTE THE BLACK TERMINAL LETTERS ARE TYPICAL GRAY TERMINAL LETTERS ARE BRAND SPECIFIC W1 4 W X F G RH V R Factory RH RC Jumper Wire Installed 1 C FAN 24V HEAT TRANSFORMER OPTIONAL SYSTEM COMMON HEATER 10 All manuals and user guides at all guides com ...

Page 11: ...L ONLY NOTE THE BLACK TERMINAL LETTERS ARE TYPICAL GRAY TERMINAL LETTERS ARE BRAND SPECIFIC X F G Factory RH RC Jumper Wire Installed 2 C FAN OPTIONAL SYSTEM COMMON RC V R 24V COOL TRANSFORMER 11 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 12: ...EAT AND 1 STAGE COOL NOTE THE BLACK TERMINAL LETTERS ARE TYPICAL GRAY TERMINAL LETTERS ARE BRAND SPECIFIC W1 4 W X F G RH V R Factory RH RC Jumper Wire Installed 3 C FAN 24V TRANSFORMER OPTIONAL SYSTEM COMMON HEATER 12 All manuals and user guides at all guides com ...

Page 13: ...SFORMERS NOTE THE BLACK TERMINAL LETTERS ARE TYPICAL GRAY TERMINAL LETTERS ARE BRAND SPECIFIC W1 4 W X F G R V RH REMOVE Factory RH RC Jumper Wire 4 C FAN 24V HEAT TRANSFORMER OPTIONAL SYSTEM COMMON HEATER R V RC 24V COOL TRANSFORMER 13 All manuals and user guides at all guides com ...

Page 14: ...AL GRAY TERMINAL LETTERS ARE BRAND SPECIFIC X F G B Factory RH RC Jumper Wire Installed For Heat Pumps ONLY Add Second Jumper Wire Supplied 5 C FAN OPTIONAL SYSTEM COMMON O REVERSING VALVE RC V R 24V TRANSFORMER Heat Pump if O and B are both present install old B wire onto C terminal 14 All manuals and user guides at all guides com ...

Page 15: ...the AUTO position This setting does not affect the fan operation while in COOL mode When set to GAS the blower fan is controlled solely by the heating system itself Systems that would typically use the GAS setting would be natural gas propane or oil furnaces and boilers When set to ELEC the blower fan is controlled directly by the thermostat This setting is required for heating systems that do not...

Page 16: ...lt O setting The symptoms that will occur if this setting is not correct will be heating while in cool mode and cooling while in heat mode When this is set to O factory default the shared B O terminal will be turned on while in COOL mode and off in HEAT mode When this is set to B which is needed for some Rheem Ruud and Bard heat pumps the shared B O terminal will be turned on in HEAT mode and off ...

Page 17: ...a blower fan such as a hot water radiator system SET BUTTON This button is used to access the temperature program settings when in heat or cool mode and for adjusting the day and clock while in off mode NEXT BUTTON This is used when setting items such as software options and temperature programs When items on the screen are flashing during adjustments pressing the NEXT button will cycle through wh...

Page 18: ...here are no program routines for the thermostat to follow and the temperature control will be set only by the UP and DOWN buttons on the front panel ITEM 03 PERIOD QUANTITY 1 default 4 Periods Thermostat uses four periods per day called MORN DAY EVE and NITE 2 2 Periods The thermostat uses only two periods per day called DAY and NITE ITEM 04 MAXIMUM HEAT SET TEMP LIMIT 1 default Limit 90F 32C The ...

Page 19: ...setting is fine for most applications and provides equipment protection by preventing rapid cycling 2 Same operation as above but reduced to 2 minutes between state changes if desired ITEM 08 TEMPERATURE SWING 1 default This is the tightest control which is plus minus 0 25F 0 14C degrees from the target set temperature 2 through 9 These alternate values make the temperature control wider with more...

Page 20: ...he SET or NEXT buttons are pressed or there are no button presses for approximately 10 seconds HEATING AND COOLING Basic operation of your heating or cooling system can be obtained by choosing either HEAT or COOL with the System Mode switch The temperature can be adjusted using the UP and DOWN buttons When the thermostat is first powered up it will follow a default temperature routine that is pres...

Page 21: ...intaining a fixed set temperature Once a Hold is initiated the thermostat will maintain the set temperature indefinitely A Hold may be used for days weeks or even months at a time as long as the thermostat has adequate power To enter Hold mode press the HOLD button one time and the word HOLD will appear in the display To cancel a Hold press the HOLD button one more time If a complete power failure...

Page 22: ... not already illuminated press the SET button one time to light the display With the screen illuminated press the SET button one time and you should now see the words SET and PROGRAM shown at the top of the display screen and you should see Morn and MoTuWeThFr at the bottom of the display Use the UP DOWN buttons to adjust the start time for the MORN period then press the NEXT button to advance Use...

Page 23: ...ton after each to advance Continue with these same steps to adjust the start times and set temperatures for the EVE and NITE program periods After the NITE period is finished for the weekdays press NEXT and the thermostat will advance forward to the Tuesday MORN period Just like the previous day use the UP DOWN buttons to adjust the start time then press the NEXT button to advance Continue with th...

Page 24: ... SET and NEXT buttons together for at least 5 seconds The LCD display screen will become fully populated let go of buttons at this point and than return to normal The clock will have to be changed to match the current day and time COMPRESSOR PROTECTION BYPASS This optional feature permits the installer or service technician to temporarily disable the built in compressor protection delays This is m...

Page 25: ...nished line up the front of the thermostat to the base and firmly press together to securely latch the front and back halves together properly If you have any problems installing or using this thermostat please carefully and thoroughly review the instruction manual If you require assistance please contact our Technical Assistance department at 856 234 8803 during regular business hours between 8 0...

Page 26: ...ing from installation and use of this unit Some states do not allow the exclusion of incidental or consequential damages so the above exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Applicable in the U S A and Canada only Mercury is considered to be a hazardous material If this product is replacing an ol...

Page 27: ...27 Philadelphia PA 19112 www luxproducts com 856 234 7905 Set Next Hold Fan Auto On Heat Off Cool LUX All manuals and user guides at all guides com ...

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