1. Sarrera
This manual provides comprehensive instructions for the installation, operation, and maintenance of your LUX Pro PSD111B Non-Programmable Thermostat. This device is designed for residential use to control 1 Heat, 1 Cool HVAC systems, offering reliable and straightforward temperature management.

Figure 1: LUX Pro PSD111B Thermostat Front View
2. Ezaugarri nagusiak
- Instalazio polifazetikoa: Can be installed in either horizontal or vertical orientation.
- Garbitu pantaila: Features an easy-view backlit display for enhanced readability.
- Bateriaren funtzionamendua: Operates on 2 included AA alkaline batteries, ensuring reliable power.
- Tenperatura-unitateak: Choose between Fahrenheit or Celsius temperature display options.
- Kontrol zehatza: Adjustable temperature swing settings with 9-step control for accurate temperature management.
- Safety Limits: Offers adjustable high and low temperature limits for customized comfort control.

2. irudia: Produktuaren ezaugarriakview
3. Sistemaren bateragarritasuna
The LUX Pro PSD111B thermostat is designed for use with most 24-volt gas, oil, or electric heating and air conditioning systems, gas millivolt heating systems, and single-stage heat pumps. It is not compatible with 120-volt heating systems or two-stage bero-ponpak.
Sistema bateragarriak (24V)
- Gas/Oil/Electric Furnace - Heating only
- Gas/Oil/Electric Furnace - Single Stage
- Bero-ponpa Bero Laguntzailerik gabe
- 2-wire Hydronic (Hot Water)
- 750 Millivolt
- Gas Fireplaces (24V)
- Hoztea soilik
- Bakarreko staghoztea
Ez da bateragarria
- Heat Pump Multistage
- Sabai erradiatzaileko berogailua
- Electric Baseboards
- Bero-ponpa, bero osagarriarekin
- Berogailu eramangarriak
- 3-wire Hydronic (Hot Water)
- Gas/Oil/Electric Furnace - Multistage
- Cool Multistage
- Plug-in air conditioners

Figure 3: System Compatibility Chart
4. Zer dago kutxan
Your LUX Pro PSD111B Non-Programmable Thermostat package includes the following items:
- PSD111B Thermostat Unit
- 2 ST screws
- 2 hormako aingura
- Alanbreen etiketak
- Argibide eskuliburua
- 2 AA pila alkalino

4. irudia: barne dauden osagaiak
5. Konfigurazioa eta instalazioa
Before beginning installation, ensure the power to your HVAC system is turned off at the circuit breaker to prevent electrical shock or damage to the system.
5.1 Termostatoa muntatzea
- Carefully remove your old thermostat. Take a photo of the existing wiring connections for reference.
- Mount the new thermostat base plate to the wall using the provided screws and anchors. The thermostat can be installed in either horizontal or vertical orientation.
- Feed wires through the back of the thermostat base and securely mount to the wall with supplied screws and anchors.

5. irudia: Muntatzeko aukerak
5.2 Kableatzeko jarraibideak
Refer to the wiring diagrams below for typical hookups. Use the provided wire labels to correctly identify and connect wires from your HVAC system to the corresponding terminals on the thermostat base.

Figure 6: Typical Wiring Diagrams

Figure 7: Detailed Wiring Hookups
5.3 Gas/Electric System Selection
Locate the small switch inside the thermostat unit. Slide the switch to the 'GAS' position for gas heating systems or 'ELEC' for electric heating systems (including heat pumps).
5.4 Bateriaren instalazioa
Insert the two AA alkaline batteries into the battery compartment located at the bottom of the thermostat. Ensure correct polarity. Remove any protective tabs if present.
5.5 Azken Batzarra
Once wiring and settings are complete, carefully snap the thermostat front cover onto the mounted base plate. Restore power to your HVAC system at the circuit breaker.
Video 1: Installation and Wiring Overview for LuxPro Thermostat
6. Funtzionamendu-argibideak
The PSD111B is a non-programmable thermostat, offering simple manual control over your home's temperature.
6.1 Tenperatura doitzea
Use the UP (▲) and DOWN (▼) arrow buttons on the front of the thermostat to set your desired temperature. The display will show the current room temperature and your set temperature.

Figure 8: Simple and Intuitive Control Panel
6.2 Sistemaren Moduaren Hautaketa
Use the SYSTEM switch located on the side of the thermostat to select the operating mode:
- BEROA: Berokuntza sistema aktibatzen du giroko tenperatura ezarritako tenperaturaren azpitik jaisten denean.
- DESaktibatuta: Berokuntza eta hozte sistemak itzaltzen ditu.
- Hozten: Hozte-sistema aktibatzen du gelako tenperatura ezarritako tenperaturatik gora igotzen denean.
6.3 Fan Mode Selection
Use the FAN switch located on the side of the thermostat to select the fan operation mode:
- AUTOA: Berokuntza edo hozte sistema aktiboki martxan dagoenean bakarrik funtzionatzen du haizagailuak.
- ON: Haizagailua etengabe dabil, berogailu edo hozte sistema aktibo dagoen kontuan hartu gabe.
7. Mantentzea
7.1 Bateria ordezkatzea
When the battery indicator appears on the display, replace the two AA alkaline batteries promptly. Open the battery compartment at the bottom of the thermostat, remove old batteries, and insert new ones, ensuring correct polarity. The thermostat retains settings during battery changes.
7.2 Garbiketa
Garbitu termostatoaren kanpoaldea oihal leun eta lehor batekinamp oihal. Ez erabili garbitzaile edo disolbatzaile urratzailerik.
8. Arazoak
If your thermostat is not functioning as expected, consider the following:
- Ez dago pantailarik: Egiaztatu bateriak behar bezala instalatuta dauden eta nahikoa karga duten. Beharrezkoa bada, ordezkatu itzazu.
- Sistemak ez du erantzuten: Ensure the SYSTEM switch is set to HEAT or COOL, not OFF. Verify the fan switch is in the desired position (AUTO or ON). Check your circuit breaker for the HVAC system.
- Tenperatura irakurketa okerra: Allow the thermostat to acclimate to the room temperature for at least 15 minutes after installation or significant temperature changes.
- Heating/Cooling Cycles Too Frequently/Infrequently: Adjust the temperature swing settings (9-step control) to fine-tune the cycle frequency.
9. Zehaztapenak
| Zehaztapena | Xehetasuna |
|---|---|
| Marka | LUX |
| Ereduaren izena | PSD111B-010 |
| Produktuaren neurriak | 1" L x 3.5" W x 4.7" H |
| Kontrolagailu mota | Sakatu botoia |
| Ezaugarri Berezia | Vol. Baxuatage |
| Kolorea | Zuria |
| Produkturako erabilera espezifikoak | Air Conditioner, Heat Pump |
| Tenperatura Kontrol Mota | Eskuliburua |
| Dakarten osagaiak | PSD111B-010 Mechanical Non-Programmable Thermostat |
| Energia iturria | AC/DC (2 AA batteries required) |
| Elementuaren pisua | 6.4 ontza |
| liburukiatage | 24 Volt |
| Materiala | Plastikoa |
| Bistaratzeko mota | LCDa |
| Muntatze Mota | Hormako Muntaia |
10. Bermea eta Laguntza
The LUX Pro PSD111B Non-Programmable Thermostat comes with a 5-year limited warranty. For support or warranty claims, please refer to the contact information provided in your owner's manual or visit the official LUX webgunea.





