1. Einleitung
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your DELLA Motto Series 18000 BTU Mini Split Air Conditioner and Heater. Please read this manual thoroughly before installation and use, and retain it for future reference.
The DELLA Motto Series 18000 BTU unit is a high-efficiency ductless mini-split inverter system designed to provide both cooling and heating for spaces up to 1000 sq. ft. It features Wi-Fi connectivity, Alexa compatibility, and uses R32 refrigerant for improved environmental performance.
2. Sicherheitshinweise
Wichtige Sicherheitshinweise: Beachten Sie stets die grundlegenden Sicherheitsvorkehrungen, um das Risiko von Bränden, Stromschlägen oder Verletzungen zu verringern.
- Professionelle Installation erforderlich: This system mandates professional installation. It is not a DIY mini-split AC. Improper installation can lead to electric shock, fire, water leakage, or other damage.
- Elektrische Sicherheit: Ensure the unit is connected to a 208-230V power supply with a maximum fuse size of 15A. All electrical work must comply with local and national electrical codes.
- Umgang mit Kältemitteln: The unit is pre-charged with R32 refrigerant. Line-set vacuuming is required during installation. Any alteration of line-set length requires adjusting refrigerant levels, which must be performed by a qualified technician. R32 refrigerant requires specific handling procedures.
- 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 vom Gerät fern, insbesondere während des Betriebs und der Wartung.
- Wartung: Only qualified service personnel should perform maintenance and repairs.
3. Produktüberschreitungview
The DELLA Motto Series Mini Split system consists of an indoor unit, an outdoor unit, and various installation accessories. Below is an illustration of the main components and included parts.

Abbildung 3.1: DELLA Motto Series Mini Split System. This image displays the indoor unit, outdoor unit, remote control, and a smartphone showing the control app interface.

Abbildung 3.2: Included Components. This image shows the indoor unit, outdoor unit, refrigerant pipe, drain lines, remote control, wall cap, plastic wrap, mounting plate, AAA batteries, plasticine putty, power cords, communication cable, and bracket template.
4. Einrichtung und Installation
Wichtig: Installation of this mini-split system requires specialized knowledge and tools. It must be performed by a certified HVAC professional to ensure proper function, safety, and warranty validity.
4.1 Prüfungen vor der Installation
- Prüfen Sie, ob alle in Abschnitt 3 aufgeführten Komponenten vorhanden und unbeschädigt sind.
- Ensure the installation site meets electrical requirements (208-230V, 15A max fuse).
- Confirm adequate space for both indoor and outdoor units, allowing for proper airflow and maintenance access.
4.2 Key Installation Steps (Professional Only)
- Montage: Securely mount the indoor unit to the wall using the provided mounting plate and the outdoor unit on a stable surface.
- Leitungssatzverbindung: Connect the pre-charged copper refrigerant lines (1/4" & 1/2" outer dimension) and the 6.56ft outlet drain pipe (15.5mm/16.9mm) between the indoor and outdoor units.
- Staubsaugen: The line set must be thoroughly vacuumed to remove air and moisture before releasing the refrigerant. This is a critical step for system longevity and efficiency.
- Elektroverkabelung: Connect the power supply and communication cables according to the wiring diagram provided in the full installation manual.
- Refrigerant Adjustment: If the line set length is altered, the refrigerant charge may need adjustment by a qualified technician.
Refer to the detailed installation manual provided with your unit for comprehensive instructions and diagrams.
5. Bedienungsanleitung
Your DELLA Motto Series Mini Split offers multiple operating modes and smart features for optimal comfort and energy efficiency.
5.1 Fernbedienungsbetrieb
Use the included remote control to manage your unit's settings. Ensure the remote has 2 AAA batteries installed.
- Ein-/Ausschalten: Drücken Sie die Ein/Aus-Taste, um das Gerät ein- oder auszuschalten.
- Modusauswahl: Cycle through modes (Cool, Heat, Dry, Fan) using the Mode button.
- Temperatureinstellung: Use the Up/Down arrows to set your desired temperature (60-90°F range).
- Lüftergeschwindigkeit: Select from multiple fan speeds (Quiet, Low, Mid, High, Turbo).
- 4D-Luftströmung: Adjust the horizontal and vertical louvers for optimal air distribution.
- "I Feel" Mode: The remote control senses the room temperature and adjusts the unit's operation for enhanced personal comfort and energy savings.
- 24-Stunden-Timer: Set the unit to turn on or off automatically after a specified duration.
- Schlafmodus: Optimiert Temperatur und Lüftergeschwindigkeit für einen angenehmen Schlaf bei gleichzeitiger Energieeinsparung.
- Eco-Energiesparmodus: Activates energy-efficient operation.
5.2 WLAN und intelligente Steuerung
The unit is Wi-Fi enabled and compatible with the DELLA+ app, Google Assistant, and Alexa for convenient remote control.

Abbildung 5.1: DELLA+ App Interface. This image shows a smartphone displaying the DELLA+ app, which allows for wireless control of the mini-split unit, including mode selection, fan speed, and scheduling.

Abbildung 5.2: App Scheduling and Timer. This image illustrates the scheduling and timer functions within the DELLA+ app, allowing users to set daily routines for the unit.

Abbildung 5.3: Voice Control. This image shows an Alexa device in a home setting, indicating compatibility for voice commands to control the air conditioner.
- Della+ App: Download the free Della+ app from your smartphone's app store. Follow the in-app instructions to connect your unit to your home Wi-Fi network. The app provides full wireless control, including mode selection, temperature adjustment, fan speed, and scheduling.
- Alexa-Kompatibilität: Once connected to the Della+ app, enable the Della skill in your Alexa app to control your unit using voice commands.
- Intelligente Geolokalisierung: The Della+ app offers smart geo-location features, allowing the unit to automatically adjust based on your proximity to your home.
6. Wartung
Regelmäßige Wartung gewährleistet optimale Leistung und Langlebigkeit Ihrer Split-Klimaanlage. Trennen Sie die Stromzufuhr immer vor jeglichen Wartungsarbeiten.
6.1 Luftfilterreinigung
- The indoor unit's air filters should be cleaned every two weeks, or more frequently depending on usage and air quality.
- Öffnen Sie die Frontabdeckung des Innengeräts und entnehmen Sie vorsichtig die Filter.
- Wash filters with lukewarm water and a mild detergent. Rinse thoroughly and allow them to air dry completely before reinserting.
6.2 Wartung der Außeneinheit
- Um eine ordnungsgemäße Luftzirkulation zu gewährleisten, halten Sie den Bereich um das Außengerät frei von Schmutz, Blättern und Schnee.
- Periodically clean the outdoor coil fins with a soft brush or vacuum cleaner. Avoid bending the fins.
- Ensure the drain pan and drain hose are free of blockages.
6.3 Professionelle Wartung
It is recommended to have a qualified HVAC technician inspect and service your system annually. This includes checking refrigerant levels, electrical connections, and overall system performance.
7. Fehlerbehebung
Bevor Sie den Kundendienst kontaktieren, ...view Im Folgenden werden häufige Probleme und Lösungsansätze vorgestellt.
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Gerät lässt sich nicht einschalten. | Kein Strom, Sicherung ausgelöst, Batterien der Fernbedienung leer. | Stromversorgung prüfen, Sicherungsautomat zurücksetzen, Batterien der Fernbedienung austauschen. |
| Unzureichende Kühlung/Heizung. | Verschmutzte Luftfilter, blockiertes Außengerät, falsche Betriebsart/Temperatureinstellung, zu wenig Kältemittel. | Clean air filters, clear obstructions from outdoor unit, verify settings, contact technician for refrigerant check. |
| Wasser tritt aus dem Innengerät aus. | Verstopfter Abflussschlauch, unsachgemäße Installation. | Check and clear drain hose. If issue persists, contact a professional. |
| Ungewöhnliches Geräusch. | Lose Teile, Lüfterverstopfung, normale Betriebsgeräusche (z. B. Kältemittelstrom). | Inspect for loose parts or obstructions. If noise is abnormal, contact support. |
| Probleme mit der WLAN-Verbindung. | Weak Wi-Fi signal, incorrect app setup, router issues. | Ensure strong Wi-Fi signal, re-pair unit with app, restart router. |
For issues not listed or if troubleshooting steps do not resolve the problem, please contact DELLA customer support.
8. Spezifikationen
Key technical specifications for the DELLA Motto Series 18000 BTU Mini Split Air Conditioner and Heater.

Abbildung 8.1: Unit Dimensions and Key Specifications. This image provides a visual representation of the indoor and outdoor unit dimensions along with a summary of key specifications like model number, cooling/heating capacity, power supply, and fuse size.
| Besonderheit | Spezifikation |
|---|---|
| Marke | Della |
| Modellnummer | 18K2VR-17S-JA-I+O |
| Kühlleistung | 18000 BTU/h |
| Heizleistung | 18000 BTU/h |
| SEER2-Bewertung | 19 |
| Bandtage | 208-230 Volt |
| Maximale Sicherungsgröße | 15 A |
| Kältemitteltyp | R32 |
| Geräuschpegel (Innenbereich) | 47 dBA (Ultraleise) |
| Abdeckungsbereich | Bis zu 1000 qm Ft. |
| Abmessungen des Innengeräts (T x B x H) | 8.82 x 37 x 12.44 Zoll |
| Abmessungen der Außeneinheit (T x B x H) | 11.8 x 30.9 x 21.85 Zoll (ungefähr, basierend auf dem Bild) |
| Besondere Merkmale | Alexa and WiFi Enabled, Energy Efficient, Heating And Cooling Function, Quieter, Variable Speed |
9. Garantie und Support
9.1 Garantieinformationen
DELLA offers a limited lifetime warranty for this product, providing unmatched support. This warranty covers manufacturing defects under normal use and service. Please refer to the warranty card included with your product for full terms and conditions.

Abbildung 9.1: Lifetime Coverage. This image highlights DELLA's commitment to lifetime coverage, best-in-class support, and no additional costs for warranty services.
9.2 Kundendienst
For technical assistance, troubleshooting, or warranty claims, please contact DELLA customer support:
- Telefonischer Support: Available Monday-Friday, 6 AM - 4 PM PST.
- Live Chat: Rund um die Uhr verfügbar.
Please have your model number (18K2VR-17S-JA-I+O) and purchase date ready when contacting support.