1. Einleitung
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your DELLA 27K BTU 3-Zone Mini Split Air Conditioner Heat Pump, Model 1D3-TP+T9918. Please read this manual thoroughly before installation and use, and retain it for future reference.
2. Sicherheitshinweise
Wichtige Sicherheitshinweise:
- Professionelle Installation erforderlich: This air conditioning system requires professional installation. It is not designed for DIY installation. Improper installation can lead to electric shock, fire, water leakage, or other damage.
- Elektrische Anforderungen: Ensure the power supply matches the unit's specifications (208-230V). The maximum fuse size is 30A. All electrical work must comply with local and national electrical codes.
- Umgang mit Kältemitteln: This unit uses R454B refrigerant. Any alteration of line set length requires adjusting refrigerant levels, which must be performed by a certified technician. Line set vacuuming is required during installation.
- Spielraum: Für eine ordnungsgemäße Luftzirkulation und Wartung muss um die Innen- und Außengeräte herum ausreichend Platz vorhanden sein.
- Kinder und Haustiere: Halten Sie Kinder und Haustiere während des Betriebs und der Wartung vom Gerät fern.
3. Produktüberschreitungview
The DELLA 27K BTU 3-Zone Mini Split Air Conditioner Heat Pump system provides efficient cooling and heating for up to 1800 sq. ft. It features a 24 SEER2 rating for energy efficiency and operates quietly at 43 dBa. The system includes one outdoor condenser unit and three indoor air handlers (9000 BTU + 9000 BTU + 18000 BTU), allowing for individual temperature control in multiple rooms.
Hauptmerkmale:
- Energieeffizient: 24 SEER2 rating with DC Inverter technology for up to 30% power savings.
- Mehrzonen-Komfort: Three indoor units for independent climate control in different areas.
- Großer Betriebsbereich: Heat pump function operates down to -13°F (-25°C).
- Intelligente Funktionen: I Feel mode, 24-hour timer, Sleep mode, Eco energy saving mode, 4D airflow (up-down, left-right), Turbo function, Cooling, Heating, Auto, and Dry (dehumidifying) modes.
- Leiser Betrieb: Arbeitet mit einem extrem leisen Geräuschpegel von 43 dBA.
- Intelligente Konnektivität: Works with Alexa and Wi-Fi via the Della+ app, including Smart Geo Location features.
Systemkomponenten:
The DELLA 27K BTU 3-Zone Mini Split system includes the following main components:
- 1 x Outdoor Condenser Unit
- 3 x Indoor Air Handler Units (9000 BTU, 9000 BTU, 18000 BTU)
- 3 x Fernbedienungen
- 3 x 16ft Copper Linesets (Standard size 1/4" & 1/2", 2 * 1/4" & 3/8" outer dimension)
- 3 x 6.56 Fuß lange Abflussrohre (Innen-/Außendurchmesser: 15.5 mm/16.9 mm)
- Installation Kits (various mounting hardware, insulation, communication cables)
- Bedienungsanleitung

Figure 3.1: Complete DELLA 27K BTU 3-Zone Mini Split System

Abbildung 3.2: Explosionsdarstellung View von Systemkomponenten
4. Installation (Einrichtung)
Installation of the DELLA 27K BTU 3-Zone Mini Split Air Conditioner Heat Pump must be performed by a qualified and certified HVAC professional. Attempting self-installation will void the warranty and may result in serious injury or damage to the unit.
Installation abgeschlossenview:
- Standortauswahl: Choose appropriate locations for the outdoor unit and each indoor unit, ensuring proper airflow and structural support.
- Montage: Securely mount indoor units and the outdoor unit according to manufacturer guidelines.
- Leitungssatzverbindung: Connect the refrigerant lines and drain pipes between the indoor and outdoor units. The system includes 16ft copper linesets and 6.56ft drain pipes for each indoor unit.
- Elektroverkabelung: Connect the power supply and communication cables. Ensure all electrical connections are secure and meet local codes.
- Staubsaugen und Dichtigkeitsprüfung: The refrigerant lines must be thoroughly vacuumed to remove air and moisture, and a leak test performed before releasinKältemittel g.
- Kältemittelfüllung: The unit is pre-charged. However, if line set lengths are altered, the refrigerant charge must be adjusted by a professional.
- Drainage: Ensure proper drainage for condensate from the indoor units.
5. Bedienungsanleitung
Your DELLA Mini Split system can be operated using the included remote controls or via the Della+ smartphone application.
Fernbedienungsbetrieb:
Each indoor unit comes with a dedicated remote control for individual zone management. Refer to the diagram below for button functions.

Abbildung 5.1: Fernbedienungsfunktionen
- Ein-/Ausschalten: Drücken Sie die Ein / Aus Taste zum Starten oder Stoppen des Geräts.
- Modusauswahl: Verwenden Sie die Modi wechseln button to cycle through Cooling, Heating, Dry, Fan, and Auto modes.
- Temperatureinstellung: Verwenden Sie die Temperatur hoch Und Temperatur runter buttons to set the desired temperature (range: 60-90°F).
- Lüftergeschwindigkeit: Passen Sie die Lüftergeschwindigkeit mit dem Lüftergeschwindigkeit Taste.
- Luftstromrichtung: Control vertical and horizontal swing using the respective buttons (Vertikales Schaukeln, Horizontale Schaukel).
- Timer: Set an automatic on/off time using the Timer-Einstellung Taste.
- Schlafmodus: Activates a quiet, energy-saving operation for comfortable sleep.
- Energiesparmodus: Optimiert den Betrieb im Hinblick auf Energieeffizienz.
- Turbofunktion: Sorgt für schnelle Kühlung oder Erwärmung.
Intelligente Steuerung (Della+ App & Sprachassistenten):
The DELLA system is Wi-Fi enabled and can be controlled remotely via the Della+ smartphone application. It also integrates with Alexa and Google Assistant for voice control.

Figure 5.2: Della+ App Interface for Wireless Control
- Della+ App: Download the Della+ app from your smartphone's app store. Follow the in-app instructions to connect your air conditioner to your home Wi-Fi network. The app allows for full control of all functions, scheduling, and monitoring.
- Intelligente Geolokalisierung: The Della+ app features Smart Geo Location, which can automatically adjust your AC unit's operation based on your proximity to your home.
- Sprachsteuerung: Once connected to the Della+ app, you can link your system to Amazon Alexa or Google Assistant for convenient voice commands.

Figure 5.3: Smart Geo Location Feature
6. Wartung
Regular maintenance ensures optimal performance and longevity of your DELLA Mini Split system. Always disconnect power to the unit before performing any maintenance.
Routinemäßige Wartung:
- Reinigung des Luftfilters: Clean the air filters of the indoor units regularly (e.g., every 2-4 weeks, depending on usage and air quality). Remove filters, wash with mild soap and water, rinse thoroughly, and allow to dry completely before reinserting.
- Indoor Unit Exterior: Wipe the exterior of the indoor units with a soft, damp Tuch. Verwenden Sie keine scharfen Chemikalien oder Scheuermittel.
- Reinigung der Spule des Außengeräts: Periodically inspect and clean the outdoor unit's condenser coils to remove dirt, leaves, and debris. This improves efficiency. Use a soft brush or vacuum cleaner.
- Entwässerungsprüfung: Ensure the condensate drain lines are clear and free of obstructions to prevent water leakage.
- Professionelle Inspektion: Schedule annual professional inspections and maintenance by a qualified HVAC technician to check refrigerant levels, electrical connections, and overall system health.
7. Fehlerbehebung
If you encounter issues with your DELLA Mini Split system, refer to the following common troubleshooting tips. For complex problems, contact customer support or a certified technician.
Häufige Probleme:
- Reduced Cooling/Heating Performance: If the total indoor capacity is higher than the outdoor unit’s output, the system can still function, but cooling or heating performance may be slower when all zones are operating beyond capacity. Ensure air filters are clean and outdoor unit coils are free of obstructions.
- Kein Strom: Check the circuit breaker and ensure the unit is properly plugged in. Verify the maximum fuse size (30A) is not exceeded.
- Fernbedienung funktioniert nicht: Check batteries and ensure there are no obstructions between the remote and the indoor unit.
- Ungewöhnliche Geräusche: Leichte Betriebsgeräusche sind normal. Sollten laute oder ungewöhnliche Geräusche auftreten, schalten Sie das Gerät aus und kontaktieren Sie den Kundendienst.
- Wasserleck: Prüfen Sie die Kondensatablaufleitung auf Verstopfungen oder unsachgemäße Installation.
8. Spezifikationen
| Spezifikation | Detail |
|---|---|
| Markenname | Della |
| Modellnummer | 1D3-TP+T9918 |
| Effizienz | 24 SEER2 |
| Kapazität | 27000 BTU (2.25 Tonnen) |
| Konfiguration der Inneneinheit | 3 Zones (9000 BTU + 9000 BTU + 18000 BTU) |
| Abdeckungsbereich | Up to 1800 Sq. Ft. (Recommended: 2x 400 Sq. Ft. + 1x 1000 Sq. Ft.) |
| Bandtage | 208-230 Volt |
| Wastage | 2020 Watt |
| Kältemitteltyp | R454B |
| Heat Pump Operating Range | Bis zu -13°F (-25°C) |
| Geräuschpegel | 43 dBA (Ultraleise) |
| Besondere Merkmale | Dehumidifier, Fast Cooling, Remote Control, WiFi Enabled, Alexa Compatible |
| Abmessungen des Innengeräts (ca.) | 32.25 x 7.69 x 12.06 Zoll |
| Materialtyp | Plastik |
9. Garantie und Support
DELLA is committed to providing reliable products and excellent customer service.
Garantieinformationen:
Your DELLA Mini Split Air Conditioner Heat Pump comes with a Limited Lifetime Warranty, offering peace of mind and unmatched support. Please refer to the warranty card included with your product for specific terms and conditions.

Figure 9.1: Lifetime Coverage
Kundendienst:
For any questions, technical assistance, or warranty claims, please contact DELLA Customer Support:
- Telefonischer Support: Available Monday-Friday, 6 AM - 4 PM PST.
- Live Chat: Available 24/7 for immediate assistance.
- Widerrufsfolgen: Profitieren Sie von 30 Tagen Rückgaberecht.

Abbildung 9.2: Dedizierter Kundensupport