WILO 412-WPAR-157130
Wilo Inverter Circulation Pump 15/7-50 User Manual
Model: 412-WPAR-157130
1. Konec produktuview
The Wilo Inverter Circulation Pump, model 15/7-50, is a high-efficiency recirculation pump designed for hot water heating systems. It features integrated differential pressure regulation, ensuring optimal performance and energy savings. This pump is engineered to circulate heating water efficiently throughout your system, providing consistent warmth and reliable operation.

An image showing the Wilo Inverter Circulation Pump, model 15/7-50. The pump features a compact design with a black cast iron body and a light grey control unit. The control unit displays the Wilo logo, QR codes, and various operational indicators, including a prominent green button for user interaction. The inlet and outlet connections are visible, indicating its function in a heating system.
2. Nastavení a instalace
Proper installation is crucial for the safe and efficient operation of your Wilo circulation pump. It is recommended that installation be performed by a qualified professional.
2.1 Bezpečnostní opatření
- Ensure the main power supply is disconnected before beginning any installation or maintenance work.
- Používejte vhodné osobní ochranné prostředky (OOP), jako jsou rukavice a ochrana očí.
- Verify that the installation site is free from moisture and extreme temperatures.
- Adhere to all local electrical and plumbing codes.
2.2 kroky instalace
- Připravte systém: Drain the heating system completely and ensure all valves are closed.
- Namontujte čerpadlo: Install the pump in the designated location, ensuring it is securely fastened and oriented correctly (refer to pump markings for flow direction).
- Připojení potrubí: Connect the inlet and outlet pipes to the pump using appropriate fittings. Ensure all connections are watertight.
- Elektrické připojení: Connect the pump to the electrical supply according to the wiring diagram provided with the pump (not included in this manual, refer to product packaging). Ensure proper grounding.
- Fill and Vent: Slowly refill the heating system, bleeding air from the system and the pump until all air is expelled.
- Zkontrolujte netěsnosti: Inspect all connections for leaks before restoring power.
3. Návod k obsluze
The Wilo Inverter Circulation Pump is designed for user-friendly operation with its intelligent control system.
3.1 První spuštění
- After successful installation and system filling, restore power to the pump.
- The pump will typically perform an automatic self-check.
- Observe the display or indicator lights for operational status.
3.2 Výběr režimu
The pump features integrated differential pressure regulation. Depending on the model and specific controls, you may be able to select different operating modes (e.g., constant pressure, proportional pressure, fixed speed). Refer to the pump's control panel for available settings and adjustments.
- Režim konstantního tlaku: Maintains a constant differential pressure regardless of flow rate.
- Režim proporcionálního tlaku: Adjusts differential pressure proportionally to the flow rate, reducing pressure at lower flow rates.
- Režim pevné rychlosti: Operates at a constant speed, suitable for systems with stable flow requirements.
Use the control buttons on the pump's interface to cycle through modes and adjust settings as needed for your heating system's requirements.
4. Údržba
Regular maintenance ensures the longevity and optimal performance of your Wilo circulation pump.
- Roční kontrola: It is recommended to have a qualified technician inspect the pump and heating system annually.
- Zkontrolujte netěsnosti: Periodically inspect all pipe connections for any signs of leaks. Address any leaks immediately.
- Kvalita vody v systému: Ensure the heating system water quality is maintained according to manufacturer recommendations to prevent corrosion and scaling.
- Čištění: Keep the exterior of the pump clean and free from dust and debris to ensure proper ventilation.
- Větrání: If the pump becomes noisy or inefficient, it may be due to air in the system. Re-vent the system as described in the installation section.
Do not attempt to disassemble the pump unless you are a qualified service technician.
5. Řešení problémů
This section provides solutions to common issues you might encounter with your Wilo circulation pump.
| Problém | Možná příčina | Řešení |
|---|---|---|
| Čerpadlo neběží | No power supply; Thermal overload; Motor fault | Check power connection and circuit breaker; Allow pump to cool down; Contact qualified technician |
| Čerpadlo je hlučné | Air in the system; Cavitation; Bearing wear | Vent the heating system; Check system pressure; Contact qualified technician |
| Nedostatečný topný výkon | Incorrect pump setting; Air in system; Blockage in piping | Adjust pump operating mode; Vent the system; Check for blockages and clean if necessary |
| Čerpadlo netěsní | Uvolněné spoje; Poškozená těsnění | Tighten connections; Contact qualified technician for seal replacement |
If the problem persists after attempting these solutions, please contact a qualified heating system technician or Wilo customer support.
6. Technické specifikace
- Výrobce: Wilo
- Číslo modelu: 412-WPAR-157130
- Typ produktu: High-efficiency recirculation pump
- Aplikace: Hot water heating systems
- Nařízení: Integrated differential pressure regulation
- Množství: 1 položka
- Potřebné baterie: Žádný
- ASIN: B09MG8T175
- První dostupné datum: 30. listopadu 2021
7. Záruka a podpora
For information regarding product warranty, please refer to the warranty card included with your purchase or visit the official Wilo webmísto.
For technical support, spare parts, or service inquiries, please contact your local Wilo service partner or the retailer from whom you purchased the pump.
Důležité: Informace o dostupnosti náhradních dílů momentálně nejsou k dispozici.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.