Kupu Whakataki
This manual provides essential information for the safe and efficient operation, installation, and maintenance of the Wilo Make Hot Water Circulation Pump Star RS 25/6. Please read these instructions carefully before installation and initial startup.
The Wilo Star RS 25/6 is designed for circulating hot water in heating systems. It features a flow rate of 40 to 64 Liters Per Minute (LPM) and a head of 6 to 4 meters. The pump is designed for 25 mm suction and delivery pipe sizes.
Nga Tohutohu Haumaru
Adherence to these safety instructions is crucial for preventing personal injury and property damage. Always follow local regulations and standards.
- Haumaru Hiko: Ensure proper electrical connection with appropriate protection. All electrical work must be performed by qualified personnel.
- Whenua: Always ensure the pump has a proper earthing connection.
- A ape i te oma maroke: Never operate the pump without water. Dry running can cause severe damage to the pump.
- Paipa: Avoid piping leakages. Ensure all connections are secure and leak-free.
- Mahi takirere: Do not run the pump by closing the suction valve. This can lead to cavitation and damage.
- Pipe Sizing: Do not use undersized or oversized pipes, as this can affect pump performance and longevity.

Whakaahuatanga Whakaahua: A graphic illustrating "Wilo-Star RS Do's and Don'ts". The "Do's" side, marked with green checkmarks and a thumbs-up icon, includes: "Read the Manual", "Proper Installation", "Initial Priming", "Proper Electrical connection", and "Do the Earthing connection". The "Don'ts" side, marked with red crosses and a thumbs-down icon, includes: "Avoid the Piping Leakages", "Never Run pump by closing the Suction valve", "Do not use Under sizing and Oversizing Pipes", and "Avoid the dry running of pump".
Ka mutu te huaview
The Wilo Star RS 25/6 is a robust hot water circulation pump designed for reliable performance in various heating applications. Its compact design and efficient operation make it suitable for residential and light commercial use.

Whakaahuatanga Whakaahua: He tata view of the Wilo Star RS 25/6 hot water circulation pump. The pump is green with a black electrical box on top. A circular label on the front shows "Wilo", energy efficiency class (likely B or C), and technical specifications like voltage (1~230V/50Hz) and current (max 0.21A). The model number "Star-RS25/4" and "Art-No. 4032954/ 0601" are visible. The pump has inlet and outlet connections.

Whakaahuatanga Whakaahua: The cover page of the Wilo-Star RS, RSD installation and operating instructions manual. The top of the page has "Pioneering for You" and the Wilo logo. Below that, "Wilo-Star RS, RSD" is prominently displayed. The main part of the image shows two different models of Wilo pumps. Text at the bottom indicates the manual is available in English ("en Installation and operating instructions"), French ("fr Notice de montage et de mise en service"), Spanish ("es Instrucciones de instalación y funcionamiento"), Russian ("ru Инструкция по монтажу и эксплуатации"), Ukrainian ("uk Інструкція з монтажу та експлуатації"), and Serbian ("sr Uputstvo za ugradnju i upotrebu").
Tatūnga me te Tāuta
Proper installation is critical for the pump's performance and longevity. Ensure all steps are followed carefully.
- Tauwāhi Whakapuru: Choose a suitable location that allows for easy access for maintenance and is protected from extreme temperatures and moisture.
- Hononga paipa: Connect the pump to the heating system's pipes. The pump is designed for 25 mm suction and delivery pipe sizes. Ensure all connections are tight and leak-free. Use appropriate sealing materials.
- Hononga Hiko: Connect the pump to the electrical supply according to local electrical codes and the pump's specifications (1~230V/50Hz). Ensure proper earthing. This step must be performed by a qualified electrician.
- Whakataki Tuatahi: Before first operation, the pump must be primed. Fill the heating system with water and vent any air from the system and the pump. This prevents dry running.
Nga Tohutohu Whakahaere
Once installed and primed, the pump is ready for operation. Follow these guidelines for optimal performance.
- Whakahiko: Switch on the electrical supply to the pump. The pump should start circulating water.
- Tirohia mo nga turuturu: Immediately after startup, inspect all connections for any signs of leakage.
- Taumata Haruru: Listen for unusual noises. Excessive noise might indicate air in the system or an issue with the pump.
- Rere Rere: The pump is designed to handle a flow rate of 40 to 64 LPM. Ensure the system's requirements are within this range.
- Upoko: The pump provides a head of 6 to 4 meters. Verify that this is sufficient for your heating system's needs.
Te tiaki
Regular maintenance ensures the longevity and efficient operation of your Wilo pump.
- Tirotiro auau: Periodically check the pump and piping for any signs of wear, corrosion, or leaks.
- Pēhanga Pūnaha: Monitor the pressure in your heating system. Incorrect pressure can affect pump performance.
- Te horoi: Keep the pump free from dust and debris. Do not use abrasive cleaners.
- Te takurua: If the pump is in an unheated area and there's a risk of freezing, drain the system or take appropriate measures to prevent freezing damage.
Raparongoā
This section provides solutions to common issues you might encounter with your pump.
| Raruraru | Take pea | Rongoā |
|---|---|---|
| Kaore e timata te papu | No power supply; Motor jammed; Air in pump | Check power connection and circuit breaker; Attempt to free motor (consult manual); Vent the pump and system. |
| He haruru te papu | Air in system; Cavitation due to closed suction valve; Incorrect pipe sizing | Vent the system thoroughly; Ensure suction valve is fully open; Verify pipe sizes are appropriate (25 mm). |
| No water circulation or low flow | Air in pump; Closed valves; Clogged impeller; Dry running | Vent the pump; Open all necessary valves; Inspect and clean impeller (power off first); Ensure pump is always filled with water. |
| Nga turuturu i nga hononga | Nga hononga korekore; hiri kua pakaru | Tighten connections; Replace damaged seals. |
Whakatakotoranga Hangarau
- Tauira: Wilo Star RS 25/6
- Tau Wāhanga: TE015
- Waitohu: Wiro
- Rere Rere: 40 to 64 Liters Per Minute (LPM)
- Upoko: 6 ki te 4 mita
- Suction & Delivery Pipe Size: 25 mm
- Voltage: 230V, 50Hz (Single Phase)
- Rauemi: Kowiri tira
- Taumaha Tūemi: 2.63 kg
- Ahu mōkihi: 20.3 x 15.3 x 10.5 cm
- Kāhua: Porowhita
Pūtāhui me te Tautoko
For warranty information and technical support, please refer to the official Wilo documentation included with your product or visit the official Wilo webpae. Puritia to riirii hoko hei tohu mo te hoko mo nga kereme whakamana.
For specific inquiries or service, contact Wilo customer service or an authorized service partner in your region.





