1. Introduktion
The POOLEX Poolstar Nano Action 4 is a compact and efficient heat pump designed specifically for above-ground swimming pools. This manual provides essential information for the safe and effective installation, operation, and maintenance of your heat pump, ensuring you can extend your swimming season and enjoy comfortable water temperatures.

Billede 1.1: Forside view of the POOLEX Poolstar Nano Action 4 Heat Pump.
2. Sikkerhedsoplysninger
Læs alle sikkerhedsinstruktioner omhyggeligt inden installation og betjening. Manglende overholdelse af disse instruktioner kan resultere i elektrisk stød, brand eller alvorlig personskade.
- Sørg for, at strømforsyningen stemmer overens med varmepumpens specifikationer.
- Do not operate the heat pump if the power cable or plug is damaged.
- Hold børn og kæledyr væk fra enheden under drift.
- The 5-meter power cable is equipped with a 10 mA differential protection for enhanced safety. Do not bypass or modify this safety feature.
- Afbryd altid strømmen, før du udfører vedligeholdelse eller rengøring.
- Sørg for tilstrækkelig ventilation omkring enheden. Bloker ikke luftindtag eller -udtag.
3. Pakkens indhold
Verify that all items are present in the packaging before beginning installation.
- POOLEX Poolstar Nano Action 4 Heat Pump unit
- Power cable with 10 mA differential protection (5 meters)
- PVC connections (32 mm diameter, 1.5 inch)
- Vedligeholdelsessæt
- Flersproget brugervejledning

Image 3.1: The POOLEX Poolstar Nano Action 4 heat pump packaging, showing included accessories.
4. Opsætning og installation
The Nano Action 4 heat pump features a "Plug & Play" design for quick and easy installation. No bypass is required for its operation.
4.1. Placering
Place the heat pump on a stable, level surface near your above-ground pool. Ensure there is adequate space around the unit for proper airflow (at least 50 cm clearance on all sides, especially around the fan and air vents).
4.2. Vandtilslutninger
- Connect the pool's filtration system outlet to the "IN" port of the heat pump using the provided 32 mm PVC connections.
- Connect the "OUT" port of the heat pump back to the pool's inlet.
- Sørg for, at alle forbindelser er sikre og vandtætte for at forhindre lækager.

Image 4.1: Included PVC connections (32mm diameter) for connecting to your pool's filtration system.
4.3. Elektrisk tilslutning
- Plug the 5-meter power cable into a standard electrical outlet. The cable includes a 10 mA differential protection for safety.
- Do not use extension cords or adapters unless absolutely necessary and ensure they are rated for outdoor use and the heat pump's power requirements.

Image 4.2: The 5-meter power cable with integrated 10 mA differential protection for safe operation.

Billede 4.3: Eks.ample setup of the POOLEX Nano Action 4 heat pump connected to an above-ground pool.
5. Betjeningsvejledning
The POOLEX Poolstar Nano Action 4 is designed for ease of use, allowing you to quickly heat your pool water.
5.1. Første opstart
Once connected, ensure your pool's filtration system is running. The heat pump will begin to operate automatically when the water flow is detected and the temperature setting requires heating. The unit is capable of operating effectively from an ambient temperature of 8°C.
5.2. Temperaturkontrol
Use the control panel on the unit to set your desired water temperature. The heat pump will work to achieve and maintain this temperature, significantly extending your bathing season.
5.3. Extending the Bathing Season
This heat pump is ideal for wooden or steel pools and can heat your pool in just a few hours, allowing you to enjoy your pool earlier in the spring and later into the autumn.
6. Vedligeholdelse
Regelmæssig vedligeholdelse sikrer varmepumpens levetid og effektive drift.
- Rensning: Rengør enhedens yderside regelmæssigt med en blød, tør klud.amp cloth. Ensure the air intake and exhaust grilles are free from debris, leaves, and other obstructions.
- Vandkvalitet: Maintain proper pool water chemistry to prevent scale buildup and corrosion within the heat pump.
- Vinterisering: If you live in an area with freezing temperatures, follow proper winterization procedures to drain the unit and protect it from frost damage. Consult the detailed multilingual manual for specific steps.
- Vedligeholdelsessæt: Utilize the provided maintenance kit for routine care as instructed in the full manual.
7. Fejlfinding
Dette afsnit omhandler almindelige problemer, du kan støde på. Ved mere komplekse problemer bedes du kontakte kundesupport.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Heat pump not turning on. | No power, tripped breaker, insufficient water flow. | Check power connection, reset breaker, ensure pool pump is running and water flow is adequate. |
| Utilstrækkelig opvarmning. | Low ambient temperature, dirty coils, incorrect temperature setting, pool too large. | Verify temperature setting, clean coils, ensure unit is suitable for pool volume. Note that performance decreases in very low temperatures. |
| Error Code P7 (Frost Protection). | Unit detects freezing conditions or a sensor malfunction. | Ensure ambient temperature is above 8°C. If the temperature is warm and the error persists, contact customer support. |
| Usædvanlig støj. | Debris in fan, loose components. | Inspect fan for obstructions. If noise persists, contact customer support. |
8. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | PC-NANO-A4 |
| Fabrikant | Poolstjerne |
| Produktmål (L x B x H) | 40 x 28 x 38.5 cm |
| Vægt | 20 kg |
| Strømforbrug | 810 W |
| Anbefalet poolvolumen | 15 to 28 m³ |
| Minimum driftstemperatur | 8°C |
| Elektrisk beskyttelse | 10 mA differential protection |
| Slangeforbindelser | 32 mm diameter, 1.5 inch |
9. Garanti og support
All POOLEX products come with a comprehensive warranty to ensure your peace of mind.
9.1. Produktgaranti
The POOLEX Poolstar Nano Action 4 heat pump is covered by a 2 års garanti from the date of purchase. Please retain your proof of purchase and warranty documentation for any claims.
9.2. Kundesupport
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Poolstar customer service. Having your model number (PC-NANO-A4) and purchase details ready will help expedite your request.
For more information, you can visit the official Poolstar website or the POOLEX Store on Amazon: POOLEX Store





