1. Sarrera
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. Segurtasun informazioa
Segurtasun-argibide garrantzitsuak:
- Instalazio profesionala behar da: 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.
- Baldintza elektrikoak: 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.
- Hozgarrien manipulazioa: 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.
- Sakea: Mantendu nahikoa den tartea barneko eta kanpoko unitateen inguruan, aire-fluxu egokia eta mantentze-lanak behar bezala egiteko.
- Haurrak eta maskotak: Mantendu haurrak eta maskotak unitatetik urrun funtzionamenduan eta mantentze-lanetan zehar.
3. Produktua amaitu daview
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.
Ezaugarri nagusiak:
- Energia eraginkorra: 24 SEER2 rating with DC Inverter technology for up to 30% power savings.
- Eremu anitzeko erosotasuna: Three indoor units for independent climate control in different areas.
- Eragiketa sorta zabala: Heat pump function operates down to -13°F (-25°C).
- Funtzio adimendunak: 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.
- Funtzionamendu isila: Operates at an ultra-silent 43 dBa.
- Konektibitate adimenduna: Works with Alexa and Wi-Fi via the Della+ app, including Smart Geo Location features.
Sistema Osagaiak:
The DELLA 27K BTU 3-Zone Mini Split system includes the following main components:
- 1 x Kanpoko Kondentsadore Unitatea
- 3 x Indoor Air Handler Units (9000 BTU, 9000 BTU, 18000 BTU)
- 3 x Urruneko kontrolak
- 3 x 16ft Copper Linesets (Standard size 1/4" & 1/2", 2 * 1/4" & 3/8" outer dimension)
- 3 x 6.56 oineko irteerako hustubide-hodi (barne/kanpo diametroa: 15.5 mm/16.9 mm)
- Installation Kits (various mounting hardware, insulation, communication cables)
- Erabiltzailearen eskuliburua

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

3.2. Irudia: Lehertuta View Sistemaren osagaiak
4. Instalazioa (Konfigurazioa)
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.
Instalazioa amaituview:
- Gunearen hautaketa: Choose appropriate locations for the outdoor unit and each indoor unit, ensuring proper airflow and structural support.
- Muntaketa: Securely mount indoor units and the outdoor unit according to manufacturer guidelines.
- Linea Multzoaren Konexioa: 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.
- Kableatu elektrikoa: Connect the power supply and communication cables. Ensure all electrical connections are secure and meet local codes.
- Vacuuming and Leak Test: The refrigerant lines must be thoroughly vacuumed to remove air and moisture, and a leak test performed before releasing hozgarri.
- Hozgarri karga: The unit is pre-charged. However, if line set lengths are altered, the refrigerant charge must be adjusted by a professional.
- Drainatzea: Ensure proper drainage for condensate from the indoor units.
5. Funtzionamendu-argibideak
Your DELLA Mini Split system can be operated using the included remote controls or via the Della+ smartphone application.
Urruneko kontrolaren funtzionamendua:
Each indoor unit comes with a dedicated remote control for individual zone management. Refer to the diagram below for button functions.

5.1 irudia: Urrutiko agintearen funtzioak
- Piztu/Itzali: Sakatu Piztu/Desaktibatu unitatea abiarazteko edo gelditzeko botoia.
- Modu aukeraketa: Erabili Aldatu moduak button to cycle through Cooling, Heating, Dry, Fan, and Auto modes.
- Tenperaturaren doikuntza: Erabili Tenperatura gora eta Tenperatura Behera buttons to set the desired temperature (range: 60-90°F).
- Fan abiadura: Doitu haizagailuaren abiadura erabiliz Fan Abiadura botoia.
- Aire fluxuaren norabidea: Control vertical and horizontal swing using the respective buttons (Swing Bertikala, Swing horizontala).
- Tenporizadorea: Set an automatic on/off time using the Tenporizadorearen ezarpena botoia.
- Lo egiteko modua: Activates a quiet, energy-saving operation for comfortable sleep.
- ECO modua: Energia-eraginkortasunaren mesedetan optimizatzen du funtzionamendua.
- Turbo funtzioa: Berotze edo hozte azkarra eskaintzen du.
Smart Control (Della+ App & Voice Assistants):
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+ aplikazioa: 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.
- Smart Geo Location: The Della+ app features Smart Geo Location, which can automatically adjust your AC unit's operation based on your proximity to your home.
- Ahots kontrola: 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. Mantentzea
Regular maintenance ensures optimal performance and longevity of your DELLA Mini Split system. Always disconnect power to the unit before performing any maintenance.
Ohiko mantentze-lanak:
- Aire iragazkien garbiketa: 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 oihal. Ez erabili produktu kimiko gogorrak edo garbitzaile urratzaileak.
- Outdoor Unit Coil Cleaning: 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.
- Drainatzearen egiaztapena: Ensure the condensate drain lines are clear and free of obstructions to prevent water leakage.
- Ikuskapen profesionala: Schedule annual professional inspections and maintenance by a qualified HVAC technician to check refrigerant levels, electrical connections, and overall system health.
7. Arazoak
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.
Arazo arruntak:
- 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.
- Potentziarik gabe: Check the circuit breaker and ensure the unit is properly plugged in. Verify the maximum fuse size (30A) is not exceeded.
- Urruneko kontrola ez dabil: Check batteries and ensure there are no obstructions between the remote and the indoor unit.
- Ezohiko zaratak: Minor noises during operation are normal. If loud or unusual noises occur, power off the unit and contact support.
- Ur-ihesak: Check the condensate drain line for blockages or improper installation.
8. Zehaztapenak
| Zehaztapena | Xehetasuna |
|---|---|
| Marka Izena | Della |
| Modelo zenbakia | 1D3-TP+T9918 |
| Eraginkortasuna | 24 IGARRIA2 |
| Edukiera | 27000 BTU (2.25 tona) |
| Barneko Unitatearen Konfigurazioa | 3 Zones (9000 BTU + 9000 BTU + 18000 BTU) |
| Estaldura Eremua | Up to 1800 Sq. Ft. (Recommended: 2x 400 Sq. Ft. + 1x 1000 Sq. Ft.) |
| liburukiatage | 208-230 volt |
| Wattage | 2020 watt |
| Hozgarri mota | R454B |
| Heat Pump Operating Range | -13°F (-25°C) arte |
| Zarata Maila | 43 dBa (Ultra Isila) |
| Ezaugarri bereziak | Dehumidifier, Fast Cooling, Remote Control, WiFi Enabled, Alexa Compatible |
| Barruko Unitatearen Neurriak (gutxi gorabehera) | 32.25 x 7.69 x 12.06 hazbete |
| Material Mota | Plastikoa |
9. Bermea eta Laguntza
DELLA is committed to providing reliable products and excellent customer service.
Bermearen informazioa:
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
Bezeroarentzako laguntza:
For any questions, technical assistance, or warranty claims, please contact DELLA Customer Support:
- Telefono-laguntza: Available Monday-Friday, 6 AM - 4 PM PST.
- Zuzeneko txata: Available 24/7 for immediate assistance.
- Itzulketak: Gozatu 30 eguneko itzulketa errazez.

Figure 9.2: Dedicated Customer Support