Della 1D2-TL+D99
DELLA 20K BTU Dual Zone Mini Split Air Conditioner User Manual
Model: 1D2-TL+D99
Sarrera
Thank you for choosing the DELLA 20K BTU Dual Zone Mini Split Air Conditioner. This manual provides essential information for the safe and efficient operation, installation, and maintenance of your new air conditioning system. Please read this manual thoroughly before installation and use, and keep it for future reference.
This system features two 9,000 BTU indoor air handlers and one outdoor condenser, providing efficient cooling and heating for up to 800 sq. ft. (400 sq. ft. per indoor unit). It boasts a 20 SEER2 rating for energy efficiency and utilizes R454B refrigerant. Key features include Wi-Fi connectivity, smart app control, and quiet operation.
Produktuaren osagaiak
The DELLA Mini Split Air Conditioner system includes the following main components and accessories:
- Indoor Units (2x 9,000 BTU)
- Kanpoko kondentsadore unitatea
- Remote Controls (2x)
- 16ft Copper Pipes (2 sets, 1/4" & 3/8" outer dimension)
- Installation Kits (2 sets)
- Drain Pipes (78.7" length)
- Erabiltzailearen eskuliburua

Each indoor unit comes with its own controller for independent temperature management in different rooms.
Konfigurazioa eta Instalazioa
Garrantzitsua: This system mandates professional installation. It is not a DIY mini split AC. Improper installation can lead to serious injury, property damage, or void the warranty.
- Gunearen hautaketa: Choose appropriate locations for both indoor and outdoor units, ensuring proper airflow, drainage, and accessibility for maintenance.
- Muntaketa: Securely mount the indoor units and outdoor condenser according to the provided installation kit instructions.
- Line-Set Connection: Connect the copper refrigerant pipes and drain pipes between the indoor and outdoor units. Line-set vacuuming is required during installation. Any alteration of line-set length requires adjusting freon levels by a certified technician.
- Kableatu elektrikoa: Connect the electrical wiring as per local codes and the wiring diagram in the detailed installation guide. Ensure the maximum fuse size is 25A.
- Hasierako piztea: After all connections are secure and verified by a professional, power on the unit.

Funtzionamendu-argibideak
Your DELLA Mini Split Air Conditioner is designed with user-friendly controls and smart features for optimal comfort.
Urruneko Kontrolaren Eragiketa
The included remote controls allow direct management of each indoor unit. Functions include:
- Piztu/Desaktibatu
- Temperature Adjustment (60-90 degrees Fahrenheit range)
- Mode Selection (Cooling, Heating, Dry/Dehumidifying, Fan Only, Auto)
- Fan Speed Adjustment (Multiple speeds)
- 4D Air Flow (Up-down, Left-right oscillation)
- Lo modua
- Turbo Funtzioa
- ECO Energia aurrezteko modua
- 24 orduko tenporizadorea
- I Feel Mode

Smart App and Wi-Fi Control
Control your air conditioner from anywhere using the DELLA+ app on your smartphone. The unit is Wi-Fi enabled and compatible with Alexa for voice control.

The app allows for advanced features such as:
- Remote On/Off and Temperature Adjustment
- Programazio eta tenporizadorearen funtzioak
- Mode and Fan Speed Selection
- Smart Geo Location (automatic AC control based on your location)
- Ahots-kontrola Alexa bidez

Mantentzea
Regular maintenance ensures optimal performance and longevity of your DELLA Mini Split Air Conditioner.
- Iragazkien garbiketa: Clean the air filters of the indoor units regularly (e.g., every 2-4 weeks, depending on usage) to maintain air quality and efficiency. Refer to the detailed manual for filter removal and cleaning instructions.
- Kanpoko Unitatearen Garbiketa: Keep the outdoor condenser unit clear of debris, leaves, and other obstructions to ensure proper airflow and heat exchange. Periodically clean the coils with a soft brush or vacuum.
- Azterketa profesionala: It is recommended to have a qualified technician perform an annual inspection and cleaning of the entire system, including refrigerant levels and electrical connections.
Note on Self-Cleaning Function: This specific model does not support the Self-Cleaning Function, despite the option potentially appearing on the display after pressing a self-cleaning button. The self-cleaning operation will not be performed.
Arazoak konpontzea
If you encounter issues with your DELLA Mini Split Air Conditioner, please refer to the following common troubleshooting tips before contacting customer support:
- Unitatea ez pizten: Check the power supply, circuit breaker, and ensure the remote control batteries are not depleted.
- Hozte/berokuntza eskasa: Verify the set temperature is appropriate. Ensure air filters are clean and not obstructed. Check if outdoor unit coils are dirty or blocked. Confirm all doors and windows are closed in the conditioned space.
- Ezohiko zaratak: A slight whooshing sound is normal due to refrigerant flow. Excessive or new noises may indicate an issue requiring professional inspection.
- Ur-ihesak: Check if the drain pipe is clogged or improperly installed. Ensure the indoor unit is level.
- Wi-Fi konexio-arazoak: Ziurtatu zure Wi-Fi sarea aktibo dagoela eta unitatea irismen-eremuan dagoela. Jarraitu aplikazioaren parekatze-argibideak arretaz.
For persistent issues or error codes, please consult the comprehensive troubleshooting section in the full user manual (PDF) or contact DELLA customer support.
Zehaztapenak
| Ezaugarri | Zehaztapena |
|---|---|
| Modelo zenbakia | 1D2-TL+D99 |
| Marka | Della |
| BTU Capacity (Outdoor Unit) | 20,000 BTU/h |
| BTU Capacity (Indoor Units) | 2 x 9,000 BTU/h |
| SEER2 Balorazioa | 20 IGARRIA2 |
| liburukiatage | 208-230V |
| Wattage | 1370 watt |
| Hozgarri mota | R454B |
| Estaldura Eremua | Up to 800 Sq. Ft. (400 Sq. Ft. per indoor unit) |
| Zarata Maila | Ultra silent at only 43 dBa |
| Bero Ponpa Funtzionamendua | Down to -13℉ (-25℃) |
| Gehienezko fusiblearen tamaina | 25A |
| Produktuaren neurriak | 8 x 31.94 x 11.5 hazbete (Barruko unitatea) |
| Elementuaren pisua | 19.8 kilo (Barruko unitatea) |

Bermea eta Laguntza
Bermearen informazioa
DELLA offers a comprehensive warranty for this product, providing peace of mind. This includes a limited lifetime warranty, which is considered best-in-class and comes with no additional costs.

Bezeroarentzako Arreta
For any questions, technical assistance, or warranty claims, please contact DELLA customer support. Support is available 24/7 via live chat, and phone support is available from 6 AM to 4 PM PST.
Ofizialarengana ere jo dezakezu Erabiltzailearen eskuliburua (PDF) for more detailed information and diagrams.
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