Instruction/ maintenance manual of the product PSP721U Lux Products
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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 .
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 s.
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 .
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 .
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.
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.
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.
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 .
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.
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.
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 R.
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.
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 ermina.
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, Nev.
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 XF.
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.
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.
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.
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.
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.
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.
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 .
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
An important point after buying a device Lux Products PSP721U (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lux Products PSP721U yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lux Products PSP721U - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lux Products PSP721U you will learn all the available features of the product, as well as information on its operation. The information that you get Lux Products PSP721U will certainly help you make a decision on the purchase.
If you already are a holder of Lux Products PSP721U, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lux Products PSP721U.
However, one of the most important roles played by the user manual is to help in solving problems with Lux Products PSP721U. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lux Products PSP721U along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
