1. Úvod
Thank you for choosing the Cata B23-A Wall and Window Extractor Fan. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your new fan. Please read these instructions carefully before use and retain them for future reference.

Obrázek 1: Cata B23-A Wall and Window Extractor Fan. This image shows the front view of the white extractor fan with its grille.
2. Bezpečnostní informace
Pro zajištění bezpečného provozu vždy dodržujte tato základní bezpečnostní opatření:
- Elektrická bezpečnost: Ensure the power supply matches the fan's specifications (230V). Disconnect power before installation, maintenance, or cleaning. All electrical connections must be performed by a qualified electrician and comply with local regulations.
- Instalace: Install the fan securely on a wall or window. Ensure proper ventilation and avoid obstructing the airflow. The fan is designed for wall mounting and features an IPX4 protection type, offering splash water protection from all sides.
- Používání: Do not insert fingers or objects into the fan grille while it is operating. This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Údržba: Provádějte pouze údržbářské práce popsané v této příručce. V případě složitých oprav se obraťte na kvalifikovaný servisní personál.
- Prostředí: The fan housing is made of self-extinguishing VO ABS plastic.
3. Konec produktuview
The Cata B23-A is a versatile extractor fan suitable for wall and window installations. It features an automatic closing flap, making it ideal for various environments such as kitchens, bathrooms, restaurants, or fast-food establishments.
Klíčové vlastnosti:
- Automatic closing flap.
- Self-extinguishing VO ABS plastic housing.
- IPX4 splash water protection.
- Designed for wall or window mounting.
- Compatible with a separate 5-level speed regulator (B002V05F0W).
4. Nastavení a instalace
Before beginning installation, ensure the power supply is disconnected.
4.1 Možnosti montáže

Obrázek 2: Examples of wall and window mounting for the extractor fan. The left diagram shows the fan installed in a brick wall, and the right diagram shows it installed in a window pane.
4.2 Required Opening Dimensions
Ensure the opening for the fan is correctly sized for optimal performance and secure fitting.

Obrázek 3: Diagram illustrating the required cut-out dimensions for installation. For the B-23 model, a circular opening of 258-260 mm diameter is needed, centered within a 175 mm B-23 measurement from the edges.
4.3 Obecné kroky instalace:
- Připravte otevření: Create a circular opening in the wall or window according to the dimensions provided in Figure 3.
- Montáž ventilátoru: Carefully insert the fan into the prepared opening. Secure it using appropriate fasteners for your wall or window material.
- Elektrické připojení: Connect the fan to the main power supply (230V) following local electrical codes. Ensure all connections are secure and insulated. If using the optional speed regulator (B002V05F0W), connect it according to its specific instructions.
- Testovací provoz: Once installed and connected, restore power and test the fan's operation.
5. Návod k obsluze
The Cata B23-A fan is designed for straightforward operation.
- Zapnutí/vypnutí: The fan can be turned on and off via its main power switch or through the optional speed regulator.
- Ovládání rychlosti: If you have installed the compatible speed regulator (B002V05F0W, sold separately), you can select from 5 different speed levels to adjust the airflow according to your needs.
- Automatic Flap: The fan features an automatic closing flap that opens when the fan is operating and closes when it is off, preventing drafts and insect entry.
6. Údržba
Regular cleaning and maintenance will ensure the longevity and efficient operation of your fan.
- Odpojit napájení: Always disconnect the fan from the power supply before performing any cleaning or maintenance.
- Čistý exteriér: Wipe the exterior of the fan housing with a soft, damp tkanina. Nepoužívejte abrazivní čisticí prostředky nebo rozpouštědla.
- Čištění mřížky a lopatek: Carefully remove the front grille (if detachable) and gently clean the fan blades and interior surfaces to remove dust and debris. Use a soft brush or vacuum cleaner. Ensure no moisture enters the motor housing.
- Znovu sestavit: Mřížku znovu bezpečně připevněte.
- Frekvence: Clean the fan every 3-6 months, or more frequently in dusty environments.
7. Řešení problémů
If you encounter issues with your Cata B23-A fan, refer to the following troubleshooting guide:
| Problém | Možná příčina | Řešení |
|---|---|---|
| Ventilátor se nezapne. | Žádné napájení; uvolněné zapojení; vadný vypínač. | Check power connection and circuit breaker. Ensure wiring is secure. Test the switch. Consult an electrician if necessary. |
| Snížené proudění vzduchu. | Blocked grille or dirty blades; obstruction in ducting. | Clean the grille and fan blades (see Maintenance section). Check for any obstructions in the ventilation path. |
| Neobvyklý hluk nebo vibrace. | Loose mounting; foreign object in fan; worn motor bearings. | Ensure the fan is securely mounted. Disconnect power and check for foreign objects. If noise persists, contact customer support. |
| Automatic flap not closing/opening. | Překážka; porucha mechanismu. | Check for any physical obstructions preventing the flap from moving freely. Clean any debris. |
Pokud problém přetrvává i po vyzkoušení těchto řešení, kontaktujte zákaznickou podporu.
8. Specifikace
Detailed technical specifications for the Cata B23-A Wall and Window Extractor Fan.
| Funkce | Hodnota |
|---|---|
| Značka | Cata |
| Název modelu | B23-A (Internal Model: 20100180, 560251) |
| Design elektrického ventilátoru | Extraktor |
| Zdroj napájení | Manual Power Supply |
| Typ pokoje | Jakýkoli pokoj |
| Speciální funkce | Portable (Note: Refers to the unit's design, not necessarily ease of frequent relocation) |
| Doporučená použití | Větrání |
| Typ montáže | Držák na zeď |
| Úroveň hluku | 49 decibelů |
| Wattage | 40 wattů |
| Počet čepelí | 5 |
| Počet rychlostí | 5 (with optional regulator) |
| svtage | 230 voltů |
| Kompatibilita Smart Home | Není kompatibilní se systémy chytré domácnosti |
| Zahrnuté komponenty | 1 jednotka |
| Výrobce | Wallair (Note: Product is branded Cata, but manufactured by Wallair) |
| ASIN | B002V08X9M |
8.1 Rozměry

Obrázek 4: Dimensional drawing for the B-23/RA and B-30/RA models. For the B-23/RA, dimension A is 190mm, B is 340mm, and C is 40mm. These measurements are crucial for installation planning.
| Model | A (mm) | B (mm) | C (mm) |
|---|---|---|---|
| B-23/RA | 190 | 340 | 40 |
| B-30/RA | 230 | 420 | 40 |
9. Záruka
This Cata B23-A fan is covered by a manufacturer's warranty against defects in materials and workmanship. The specific terms and duration of the warranty may vary by region and retailer. Please retain your proof of purchase for warranty claims. For detailed warranty information, refer to the documentation provided with your purchase or contact your retailer.
10. Zákaznická podpora
Should you require further assistance, have questions not covered in this manual, or need to report a fault, please contact your retailer or the official Cata customer service.
- Online podpora: Visit the official Cata webweb s častými dotazy, informacemi o produktech a kontaktními údaji.
- Podpora prodejců: Contact the store or online platform where you purchased the product.
- Informace o modelu: When contacting support, please provide the model number (B23-A) and ASIN (B002V08X9M) for quicker service.