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Lux Products PSP721U manual

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Table of contents for the manual

  • Page 1

    1. SYSTEM COMPA TIBILITY . . . . . . . . 2 2. FEA TURES . . . . . . . . . . . . . . . . . . 3 3. TOOLS REQUIRED . . . . . . . . . . . . . 3 4. SELECTING A LOCA TION . . . . . . . . . 4 5. REMOVE OLD THERMOST A T . . . . . . 5 6. MOUNT NEW THERMOST A T . . . . . . 5 7. WIRING DIAGRAMS . . . . . . . . . . . . 6 8. HARDWARE SETUP OPTIONS . . . . 16 9.[...]

  • Page 2

    2 1. SYSTEM COMP A TIBILITY The electrical rating for this thermostat is 1.5A per terminal, with a maximum of 2.0A for all terminals combined. COMP A TIBLE WITH: • Most 24-volt heating and cooling systems • 1 or 2 stage Heat / 1 stage Cool: Gas, Oil or Electric systems • 1 or 2 stage Heat / 1 stage Cool: Heat Pump systems • 3-wire hydronic [...]

  • Page 3

    3 2. THERMOST A T FEA TURES • Universal Compatibility (Conventional or Heat Pump) • 7 Day Programming • 4 Periods per Day • Quick Copy Programming • Exclusive LUX Speed Dial ® • Luxlight ® EL (Electro-Luminescent) Illuminated Display • Filter Monitor • Programmable Keypad Lock • Optional Smart Recovery • T emperature Hold • [...]

  • Page 4

    4 CAUTION: This thermostat is protected against normal static electric discharges; however touching a grounded metal object before touching your thermostat will minimize the risk of damaging the unit in extremely dry weather . 4. SELECTING A LOCA TION On replacement installations, mount the new thermostat in place of the old one unless the conditio[...]

  • Page 5

    5 • Y our thermostat is a precision electronic instrument; please handle it with care to avoid damage. 5. REMOVE OLD THERMOST AT 1. T urn OFF the electricity to all heating and cooling components. Do not turn the electricity back on until all work is completed. 2. Remove the cover and front portion of your old thermostat to expose the wiring conn[...]

  • Page 6

    6 3. Remove the body from the thermostat’ s base by pressing the thumb latch at the bottom center of the unit and swinging the body away from the base. NOTE: If you are mounting the base to soft material like plasterboard or if you are using the old mounting holes, the screws may not hold. Drill a 3/16 in. (4.8mm) hole at each screw , and insert [...]

  • Page 7

    7 • All of the dashed wires shown in the following 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 thermost[...]

  • Page 8

    8 RC G RH Y W2 W1 A OB C FA N HEA TER SYSTEM XFMR TYPICAL 24-VOL T , 2 OR 3 WIRE, CONVENTIONAL, 1-ST AGE, HEA TING ONL Y SYSTEMS (INCLUDING MILLIVOL T) G F RH R V C W1 W H 4 Factory RH-RC Jumper Wire Installed O P T I O N A L #1[...]

  • Page 9

    9 RC G RH Y W2 W1 A OB C 3-WIRE HYDRONIC ZONE V A L VE SYSTEM XFMR TYPICAL 24-VOL T , CONVENTIONAL, 1-STAGE, HOT W A TER HEA T ONL Y SYSTEMS WITH A 3-WIRE ZONE VAL VE A 6 RH R V 3 Y W1 W H 4 C Factory RH-RC Jumper Wire Installed O P T I O N A L #2[...]

  • Page 10

    10 RC G RH Y W2 W1 A OB C FA N A/C UNIT SYSTEM XFMR TYPICAL 24-VOL T , 3 WIRE, CONVENTIONAL, 1-ST AGE COOLING ONL Y SYSTEMS RC R 5 G F Y C* 6 C Factory RH-RC Jumper Wire Installed O P T I O N A L #3[...]

  • Page 11

    11 RC G RH Y W2 W1 A OB C FA N HEA TER SYSTEM XFMR TYPICAL 24V , 4 WIRE, CONVENTIONAL HEA TING AND COOLING SYSTEMS WITH 1 ST AGE HEA T AND 1 ST AGE COOL A/C UNIT RH R V G F Y C* 6 W1 W H 4 C Factory RH-RC Jumper Wire Installed O P T I O N A L #4[...]

  • Page 12

    12 RC G RH Y W2 W1 A OB C FA N SYSTEM XFMR TYPICAL 24V , 5 WIRE, CONVENTIONAL HEA TING AND COOLING SYSTEMS WITH 2 ST AGE HEA T AND 1 ST AGE COOL HEA T SECOND ST AGE HEA T FIRST ST AGE A/C UNIT W2 RH R V G F Y C* 6 W1 W H 4 C Factory RH-RC Jumper Wire Installed O P T I O N A L #5[...]

  • Page 13

    13 RC G RH Y W2 W1 A OB C TYPICAL 24V , 4 WIRE, HEA T PUMP SYSTEMS WITH 1 ST AGE HEA T AND 1 ST AGE COOL FA N SYSTEM XFMR HEA T PUMP UNIT CHANGE- OVER VA LV E ** Use either “O” or “B” T erminal, Never Both RC R 5 G F Y C* 6 O B C Factory Supplied RH-RC Jumper Wire Installed Customer Supplied Jumper Wire Installed O P T I O N A L #6[...]

  • Page 14

    14 RC G RH Y W2 W1 A OB C TYPICAL 24V , 5 WIRE, HEA T PUMP SYSTEMS WITH 2 ST AGE HEA T AND 1 ST AGE COOL FA N SYSTEM XFMR HEA T PUMP UNIT CHANGE- OVER VA LV E ** Use “O” or “B” T erminals, Never Both AUXILIARY HEA T RC R 5 W2 G F Y C* 6 C B O O P T I O N A L #7 Factory Supplied RH-RC Jumper Wire Installed Customer Supplied Jumper Wire Insta[...]

  • Page 15

    15 RC G RH Y W2 W1 A OB C FA N HEA TER HEA T XFMR TYPICAL 24V , 5 WIRE, CONVENTIONAL HEA TING AND COOLING SYSTEMS WITH 1 ST AGE HEA T AND 1 ST AGE COOL, WITH TWO 24-VOL T TRANSFORMERS A/C UNIT COOL XFMR RC R 5 RH R V G F Y C* 6 W1 W H 4 C **Factory RH-RC Jumper Wire REMOVED O P T I O N A L #8[...]

  • Page 16

    16 8. HARDWARE SETUP OPTIONS NOTE: All of the settings, options, and components listed in the following section are located on the rear of the thermostat, on the circuit board. GAS/ELEC. F AN OPERA TION This is a plastic jumper cap, which is labeled as JP2. This jumper must remain installed, and can be in one of two positions, GAS or ELECTRIC. This[...]

  • Page 17

    17 [1] SYSTEM MODE This setting tells the thermostat about the type of heating and cooling equipment that it is controlling, so that the system is operated properly . This switch needs to be in the OFF (NON-HP) position if you have a furnace or conventional heating and air conditioning system. If you have a Heat Pump system, the switch needs to be [...]

  • Page 18

    18 [4] SCALE This setting determines how the thermostat displays all temperatures on the screen. Switch position OFF is F°, and ON is C°. [5] TIME This setting determines how the thermostat displays the clock and all other time values on the screen. Switch position OFF is 12 HR (US Standard), and ON is 24 HR (Military Time). [6] BA TTERY MONITOR [...]

  • Page 19

    19 NOTE: When you are finished performing your installation and setup options, please remove the thin plastic film that is protecting the LCD display screen on the front of the thermostat. This plastic may or may not be present, and is evident by the appearance of fake digits appearing on the display screen. 10. FRONT P ANEL ITEMS RESET The RESET b[...]

  • Page 20

    20 needed. With the Fan switch in the ON position, the fan will operate even when the T emperature Mode switch is in the OFF position to provide air circulation only . When the fan is running, the word “F AN” is displayed in the temperature portion of the display screen. NOTE: The Fan Mode switch only works if your system provides a wire for th[...]

  • Page 21

    21 buttons, adjust the clock to the current time, and make sure that the proper AM or PM indication is observed as appropriate. T o assist with large adjustments, the clock digits will increment rapidly in either direction if the UP or DOWN buttons are held pressed for more than a few seconds. HEA TING AND COOLING Basic operation of your heating or[...]

  • Page 22

    22 TEMPERA TURE OVERRIDE A T emperature Override occurs in Run mode, in either Heat or Cool, anytime the user adjusts the set temperature to a value that differs from the stored program temperature for that day and time. When the thermostat is in an Override, the word “OVERRIDE” will appear in the temperature area of the display . The thermosta[...]

  • Page 23

    23 EMERGENCY HEA T (Heat Pump Configuration Only) While in normal Heat mode with the rotary dial in the RUN position, one single press of the COPY/EMER button will activate Emergency Heat mode. A single press again will end Emergency Heat mode, and return back to normal Heat mode. While in Emergency Heat mode, the word “EMER” will be shown in t[...]

  • Page 24

    24 AIR FIL TER MONITOR In systems that have a blower fan and air ducts, this feature is to assist you with proper maintenance and periodic replacement of the filter located in your heating or cooling system. The Air Filter Monitor counts the duration of filter usage that has occurred, since the last time the Filter Monitor has been reset. The Air F[...]

  • Page 25

    25 save energy in some cases. There is only one Swing setting, and this determines the cut-in and cut-out points for both the first and second stages (if present), and affects both heating and cooling. T o change the Swing setting, ensure that the System Mode switch is in the OFF position and the rotary dial is in RUN. Press the HOLD button for at [...]

  • Page 26

    26 OFFSET : After the swing value has been accepted, the words “SET :” and “OFFSET” will be shown on the screen. This setting is shown as a number of degrees, and is similar in nature to the swing however it only effects the operation of the second (auxiliary) heating stage, if present. The setting range for Offset is from 0 to 9 degrees. W[...]

  • Page 27

    27 four -digit code to unlock them. Y ou may use either the default lock code of “0000”, or your own code number (see “TO CHANGE THE LOCK CODE:”). TO LOCK THE THERMOST A T : Ensure the rotar y dial is in the RUN position. Press the NEXT button for at least 2 seconds. The words “ENTER CODE” will appear on the screen, above “0000”. En[...]

  • Page 28

    28 TO CHANGE THE LOCK CODE: First ensure that the thermostat is unlocked and the rotary dial is in the RUN position. Press the NEXT button for at least 2 seconds. The words “ENTER CODE” will appear on the screen, above “0000”. Now press the HOLD button for at least 2 seconds. The words “SET CODE” will appear on the screen, along with ?[...]

  • Page 29

    29 13. PROGRAMMING SET HEA T PROGRAM Rotate the dial to HEA T PROGRAM. Y ou will be programming the heat periods for all seven days, one after the other starting with Monday . The first period is MORN. Using the UP and DOWN buttons, set the start time for this period, and then push the NEXT button to proceed. Now set the desired set temperature for[...]

  • Page 30

    30 will appear on the screen, with one of the days flashing above. Using the UP/DOWN buttons, select the day that you want to copy from. Press the NEXT button once. Y our “copy from” day should be on steady with the following day flashing. Use the UP/DOWN buttons to select the day that you would like to copy to. A single short press of the COPY[...]

  • Page 31

    31 swinging the body towards you, up and away from the base. Remove the used batteries from the battery tray and discard appropriately . Install two new Energizer ® or DURACELL ® “AA” size alkaline batteries into the battery tray . Obser ve the polarity markings shown in the battery compartment to ensure proper installation. When finished, ha[...]

  • Page 32

    Mt. Laurel, New Jersey 08054, USA http://www .luxproproducts.com 5 : 36 72 HEAT T U D AY F PM limitations on how long an implied warranty lasts, so the above limitation may not apply to you. Please return malfunctioning or defective units to the location from which the purchase was made, along with proof of pur chase. Please refer to "TECHNICA[...]