1. Wprowadzenie
This manual provides detailed instructions for the installation, operation, and maintenance of your TECNOSWITCH CR025BI Digital Weekly Wall Thermostat. Please read this manual carefully before installation and use to ensure proper functionality and to avoid any potential issues. Keep this manual for future reference.
2. Koniec produktuview
The TECNOSWITCH CR025BI is a programmable digital thermostat designed for controlling heating and cooling systems. It features a clear blue backlit LCD display for easy reading and intuitive controls for daily or weekly programming.

Rysunek 1: TECNOSWITCH CR025BI Digital Weekly Wall Thermostat. This image shows the TECNOSWITCH CR025BI digital weekly wall thermostat. The device is white with a hinged cover. When open, it reveals a central LCD display, surrounded by a circular arrangement of time markers. Below the display are various control buttons, including temperature adjustment (+/-), mode selection (heating/cooling), and confirmation (OK). The display is backlit in blue.
Główne cechy:
- Blue backlit LCD display
- Daily or weekly programming options
- Funkcja grzania i chłodzenia
- Temperature regulation range: +5°C to +35°C
- Thermal differential: +/- 0.3°C
- Minimum programming interval: 30 minutes
- Power reserve for program retention during battery changes
3. Informacje dotyczące bezpieczeństwa
- Instalację powinien wykonać wyłącznie wykwalifikowany elektryk, zgodnie z lokalnymi przepisami elektrycznymi.
- Always disconnect power to the heating/cooling system at the main circuit breaker before installing or servicing the thermostat.
- Nie wystawiaj termostatu na działanie wody i nadmiernej wilgoci.
- Use only AA alkaline batteries. Do not mix old and new batteries or different types of batteries.
4. Instalacja (konfiguracja)
4.1. Miejsce montażu
Choose an indoor wall location approximately 1.5 meters (5 feet) from the floor, away from direct sunlight, drafts, and heat sources (e.g., radiators, televisions) that could affect temperature readings.
4.2. Instalacja baterii
- Open the front cover of the thermostat.
- Insert two (2) AA alkaline batteries into the battery compartment, observing the correct polarity (+/-).
- The thermostat will power on, and the display will activate. The batteries provide approximately 1 year of autonomy. The device includes a power reserve to maintain programmed settings during battery replacement.
4.3. Połączenie elektryczne
WARNING: Disconnect power at the main circuit breaker before proceeding.
- Remove the thermostat's backplate from the main unit.
- Connect the system wires to the appropriate terminals on the backplate. The contact rating is 8(5)A at 250Vac. Refer to your heating/cooling system's wiring diagram for specific connections.
- Przymocuj płytę tylną do ściany za pomocą śrub.
- Attach the main thermostat unit to the backplate, ensuring it clicks securely into place.
- Przywróć zasilanie na głównym wyłączniku.
5. Działanie
5.1. Ustawianie aktualnego czasu i dnia
Upon initial power-up or after a prolonged power loss, you may need to set the current time and day. Consult the specific instructions in your thermostat's full manual for the exact button sequence. Generally, this involves pressing a 'SET' or 'CLOCK' button, using '+' and '-' buttons to adjust values, and 'OK' or 'SET' to confirm.
5.2. Selecting Operating Mode (Heating/Cooling)
The thermostat supports both heating and cooling functions. Use the mode selection button (often indicated by a snowflake for cooling and a flame for heating, or a simple 'MODE' button) to switch between modes. The current mode will be displayed on the LCD.
5.3. Regulacja temperatury
In manual mode, use the '+' and '-' buttons to set your desired temperature. The thermostat will maintain the room temperature within the range of +5°C to +35°C with a thermal differential of +/- 0.3°C.
6. Programowanie
The CR025BI allows for daily or weekly programming, enabling you to set different temperatures for various times of the day and days of the week. The minimum programming interval is 30 minutes.
6.1. Wejście w tryb programowania
Press the 'PROG' or 'P' button to enter programming mode. The display will typically show a day of the week and a time slot for adjustment.
6.2. Setting Programs
- Use the 'DAY' button to select the day or group of days you wish to program (e.g., Monday-Friday, Saturday-Sunday, or individual days).
- Use the 'TIME' or arrow buttons to navigate through the 30-minute time intervals.
- Use the '+' and '-' buttons to set the desired temperature for each time interval.
- Powtórz tę czynność dla wszystkich wybranych przedziałów czasowych i dni.
- Press 'OK' or 'PROG' again to exit programming mode and save your settings.
Refer to the detailed programming section in your full user manual for advanced programming options and specific button functions.
7. Konserwacja
7.1. Wymiana baterii
When the low battery indicator appears on the display, replace the two AA alkaline batteries promptly. The thermostat has a power reserve feature that will retain your programmed settings for a short period during battery replacement.
- Otwórz przednią pokrywę.
- Wyjmij stare baterie.
- Włóż dwie nowe baterie alkaliczne AA, zwracając uwagę na prawidłową biegunowość.
- Zamknij przednią pokrywę.
7.2. Czyszczenie
Clean the thermostat's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or spray directly onto the unit.
8. Rozwiązywanie Problemów
- Wyświetlacz jest pusty: Sprawdź, czy baterie są prawidłowo włożone, czy też trzeba je wymienić.
- System nie odpowiada: Ensure the thermostat is in the correct operating mode (heating/cooling). Check the main power supply to your heating/cooling system. Verify wiring connections.
- Nieprawidłowy odczyt temperatury: Upewnij się, że termostat nie jest wystawiony na bezpośrednie działanie promieni słonecznych, przeciągów ani źródeł ciepła.
- Problemy programistyczne: Re-enter programming mode and verify all settings. Ensure the current time and day are set correctly.
If problems persist, consult a qualified technician or contact TECNOSWITCH customer support.
9. Specyfikacje
| Funkcja | Specyfikacja |
|---|---|
| Producent | TECNOSWITCH |
| Numer modelu | CR025BI |
| Typ zasilania | 2 baterie AA |
| Autonomia baterii | Około. 1 rok |
| Styl wyświetlania | Niebieski podświetlany wyświetlacz LCD |
| Zakres regulacji temperatury | +5°C do +35°C |
| Thermal Differential | +/- 0.3°C |
| Ocena kontaktu | 8(5)A 250Vac |
| Programming Interval | Minimum 30 minut |
| Funkcje | Ogrzewanie / chłodzenie |
| Wymiary (dł. X szer. X gł.) | Wymiary: 145 x 95 x 25 mm |
| Waga przedmiotu | 998 gramów |
10. Gwarancja i wsparcie
For warranty information, technical support, or service inquiries, please contact TECNOSWITCH directly or refer to the warranty card included with your product. Keep your proof of purchase for warranty claims.





