1. Einrichtung und Installation
This section provides detailed instructions for the proper setup and installation of your Della Tri-Zone Mini Split Air Conditioner. Please note that this system mandates professional installation to ensure correct operation and safety. It is not a DIY mini split AC.
Für die Installation benötigte Werkzeuge:
- Schlüssel
- Serviceschlüssel
- Lochsäge
- Bohrmaschine
- Drahtschneider
- Schraubendreher
- Leveler
- Trockenbau Anker
Die Installation ist abgeschlossenview:
- Use the provided template to mark locations for the line set wall hole and the mini split bracket.
- Securely attach the mini split bracket to the wall using the provided screws.
- Use a leveler to ensure the bracket is correctly aligned.
- Route the line set, drain hose, and electrical wiring through the wall opening.
- Securely mount the mini split indoor unit onto the bracket.
- Für eine saubere und ordentliche Installation die Abflussschläuche und Leitungssets mit Klebeband zusammenkleben.
- Befestigen Sie die elektrischen Leitungen mit Kabelbindern an den abgeklebten Leitungssätzen und dem Abflussschlauch.
- Position the outdoor condenser unit in its designated location.
- Remove the cover of the electrical compartment and valve compartment on the outdoor unit.
- Remove the valve covers.
- Connect the unit line set to the condenser line set and secure it firmly.
- If available, use a digital torque wrench to verify that the line sets are securely tightened according to specifications.
- Securely fasten the line set to the outdoor condenser.
- Remove the cover of the electrical compartment on the indoor unit.
- Connect the ground wire (green) first, followed by each numbered wire (black, white, and yellow) to their corresponding terminals on the indoor unit's electrical block.
- Connect the ground wire (green) first, followed by the line (black) and neutral (red) wires on the outdoor condenser.
- Ensure the outlet box is powered off before proceeding.
- Ensure you have the appropriate vacuum equipment.
- Connect the hose from the outdoor condenser unit to the gauge.
- Properly connect the hose from the vacuum to the gauge.
- Open the valves on the gauge and activate the vacuum.
- Monitor the micron reading closely and close the valves once it reaches 350.
- Schalten Sie die Vakuumpumpe aus.
- Stellen Sie die Stromversorgung der Steckdose wieder her.
- Activate the mini split unit and set it to the lowest cooling setting.
- Allow a few minutes for the outdoor condenser fan to initiate.
- Use a service wrench to gradually open the high side (top valve).
- Monitor the gauge closely as the readings will decrease into the negative range when opening the high side valve.
- After opening the high side valve, promptly proceed to open the low side (bottom valve).
- After opening the high side valve, monitor the gauge closely as the readings will increase, which is expected.
Installation Visual Guide:
This video provides a step-by-step guide on how to install your Della Mini Split Air Conditioner unit, covering mounting, electrical connections, and refrigerant line setup.

Explodierte view diagram of the Della mini split system components, including indoor unit, outdoor unit, refrigerant pipe, remote control, and various installation parts.
2. Bedienungsanleitung
Your Della Tri-Zone Mini Split Air Conditioner is designed with several smart functions for ease of use and optimal comfort.
Key Operating Modes:
- Kühlung: Sorgt für eine effiziente Kühlung Ihrer Räumlichkeiten.
- Heizung: Functions as a heat pump, operating in environments as low as 5 degrees Fahrenheit (-20 degrees Celsius).
- Dry Mode (Dehumidifying): Helps reduce humidity levels in the room.
- Schlafmodus: Regelt die Temperatur für einen angenehmen Schlaf und Energieeinsparung.
- Eco-Energiesparmodus: Optimiert den Betrieb für reduzierten Stromverbrauch.
- Turbofunktion: Sorgt für schnelle Kühlung oder Erwärmung.
Erweiterte Funktionen:
- 4D-Luftströmung: Allows for adjustable air direction (up-down, left-right) for even air distribution.
- Ich-fühle-Modus: Senses the temperature around the remote control to provide precise comfort.
- 24-Stunden-Timer: Schedule the unit to turn on or off at specific times.
- Mehrere Lüftergeschwindigkeiten: Choose from various fan speeds for customized airflow.
Smart Control and Connectivity:
- WLAN aktiviert: Steuern Sie Ihr Gerät fernüber die Della+ App.
- Arbeitet mit Alexa: Lässt sich nahtlos in Amazon Alexa zur Sprachsteuerung integrieren.
- Della+ App: Use the free Della+ app for complete wireless control, including setting schedules and monitoring temperatures.
- Intelligente Geolokalisierung: The Della+ app allows for unique automatic AC controls based on your location, even hands-free while driving.

Detaillierte view of the Della mini split remote control with labeled buttons for various functions like mode, fan speed, swing, timer, and sleep.

Three smartphones displaying the Della+ smart app interface for wireless control of the mini split unit, showing timer, schedule, and mode settings.

Image of a person driving, with a smartphone displaying the Della+ app's smart geo-location feature, which automatically adjusts AC based on proximity.
3. Wartung
Regular maintenance ensures the longevity and efficient performance of your Della Mini Split Air Conditioner.
- Filterreinigung: Regularly clean the air filters of the indoor units to maintain optimal airflow and air quality. Refer to the full PDF user manual for specific filter cleaning instructions and frequency.
- Selbstreinigungsfunktion: Please note that this specific model does not support the Self-Cleaning Function, even if the option appears on the display.
- Line-Set and Freon Levels: Line-set vacuuming is required during initial installation. Any alteration of line-set length requires adjusting freon levels by a qualified professional.
- Korrosionsschutz: The unit features gold-plated fins to help prevent rust and corrosion, contributing to durable and efficient performance.
4. Fehlerbehebung
If you encounter issues with your Della Mini Split Air Conditioner, please refer to the following general troubleshooting tips. For complex problems, contact professional support.
- Kein Strom: Check if the unit is properly plugged in and if the circuit breaker or outlet box is switched on. Ensure the power supply is stable.
- Unzureichende Kühlung/Heizung: Verify that the correct mode (Cool or Heat) is selected and the temperature setting is appropriate. Check if air filters are clean and not obstructed. Ensure no windows or doors are open, allowing conditioned air to escape.
- Ungewöhnliche Geräusche: Some operational noises are normal (e.g., refrigerant flow). If you hear loud or unusual sounds, contact a professional.
- Probleme mit der Fernbedienung: Check the batteries in the remote control. Ensure there are no obstructions between the remote and the indoor unit.
- Wasserleck: Ensure the drain hose is not clogged or kinked, allowing for proper condensation drainage.
If issues persist after basic troubleshooting, it is recommended to contact Della customer support or a qualified HVAC technician.
5. Spezifikationen
Detailed technical specifications for the Della 27K BTU Tri-Zone Mini Split Air Conditioner (Model: 27K+T999).
| Spezifikation | Wert |
|---|---|
| Modellnummer | 27K+T999 |
| Größe | Tri Zone(3) 27000 BTU 9+9+9 |
| SEER2-Bewertung | 19 SEER2 |
| Bandtage | 208 bis 230 V |
| Abdeckungsbereich | Cools/Heats up to 1200 Sq.Ft (3 indoor units recommended area 400 Sq. Ft each) |
| Schallpegel | 41 dBA (Ultraleise) |
| Artikelgewicht | 186.2 Pfund |
| Technische Daten | 31.92 x 11.49 x 8.07 Zoll |
| Stromquelle | Kabelgebundene Elektrik |
| Installationsmethode | Geteiltes System |
| Besondere Merkmale | Alexa and WiFi Enabled, Dehumidifier, Energy Efficient, Heating And Cooling Function, Sleep Mode |
| Betriebstemperaturbereich | 60-90 degrees Fahrenheit (able to work as low as 5 degrees Fahrenheit) |

Comparison chart showing 20 SEER2 efficiency with up to 43% energy savings compared to 14 SEER2.

Diagram illustrating multi-room temperature control with three indoor units in a house, showing 75ft total pre-charged line set.
6. Garantie und Support
Della is committed to providing best-in-class support and comprehensive warranty coverage for your peace of mind.
Garantieinformationen:
- Eingeschränkte lebenslange Garantie: Your Della Mini Split Air Conditioner comes with a limited lifetime warranty.
- No Additional Costs: Enjoy peace of mind with no hidden or additional costs related to warranty claims.
Kundendienst:
- Kundensupport rund um die Uhr: Access support around the clock.
- Telefonischer Support: Available Monday to Friday, 6 AM - 4 PM PST.
- Live Chat: Available 24/7 for immediate assistance.
- Verkäufer: Align Inc.

Graphic illustrating Della's lifetime coverage with icons for 'Best In-Class', 'No Additional Costs', and '24/7 Customer Support'.
For further details and a complete guide, please refer to the official Benutzerhandbuch (PDF).