1. Produktet er slutview
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. Opsætning og installation
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 Sikkerhedsforanstaltninger
- Ensure the main power supply is disconnected before beginning any installation or maintenance work.
- Brug passende personlige værnemidler (PPE), såsom handsker og øjenbeskyttelse.
- Verify that the installation site is free from moisture and extreme temperatures.
- Adhere to all local electrical and plumbing codes.
2.2 Installationstrin
- Forbered systemet: Drain the heating system completely and ensure all valves are closed.
- Monter pumpen: Install the pump in the designated location, ensuring it is securely fastened and oriented correctly (refer to pump markings for flow direction).
- Tilslut rør: Connect the inlet and outlet pipes to the pump using appropriate fittings. Ensure all connections are watertight.
- Elektrisk tilslutning: 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.
- Tjek for lækager: Inspect all connections for leaks before restoring power.
3. Betjeningsvejledning
The Wilo Inverter Circulation Pump is designed for user-friendly operation with its intelligent control system.
3.1 Første opstart
- 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 Valg af tilstand
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.
- Konstant tryktilstand: Maintains a constant differential pressure regardless of flow rate.
- Proportionaltryktilstand: Adjusts differential pressure proportionally to the flow rate, reducing pressure at lower flow rates.
- Fast hastighedstilstand: 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. Vedligeholdelse
Regular maintenance ensures the longevity and optimal performance of your Wilo circulation pump.
- Årlig inspektion: It is recommended to have a qualified technician inspect the pump and heating system annually.
- Tjek for lækager: Periodically inspect all pipe connections for any signs of leaks. Address any leaks immediately.
- Systemets vandkvalitet: Ensure the heating system water quality is maintained according to manufacturer recommendations to prevent corrosion and scaling.
- Rensning: Hold pumpens yderside ren og fri for støv og snavs for at sikre korrekt ventilation.
- Udluftning: 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. Fejlfinding
This section provides solutions to common issues you might encounter with your Wilo circulation pump.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Pumpen kører ikke | No power supply; Thermal overload; Motor fault | Check power connection and circuit breaker; Allow pump to cool down; Contact qualified technician |
| Pumpen larmer | Air in the system; Cavitation; Bearing wear | Vent the heating system; Check system pressure; Contact qualified technician |
| Utilstrækkelig varmeydelse | Incorrect pump setting; Air in system; Blockage in piping | Adjust pump operating mode; Vent the system; Check for blockages and clean if necessary |
| Pumpen utæt | Loose connections; Damaged seals | 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. Tekniske specifikationer
- Fabrikant: Wilo
- Modelnummer: 412-WPAR-157130
- Produkttype: High-efficiency recirculation pump
- Anvendelse: Hot water heating systems
- Regulering: Integrated differential pressure regulation
- Mængde: 1 vare
- Batterier påkrævet: Ingen
- ASIN: B09MG8T175
- Første tilgængelige dato: 30. november 2021
7. Garanti og support
For information regarding product warranty, please refer to the warranty card included with your purchase or visit the official Wilo webwebsted.
For technical support, spare parts, or service inquiries, please contact your local Wilo service partner or the retailer from whom you purchased the pump.
Vigtig: Oplysninger om tilgængelighed af reservedele er i øjeblikket ikke tilgængelige.





