Della 1D4-TL+Q9121212
Della 35K BTU Quad Zone Mini Split AC System User Manual
Model: 1D4-TL+Q9121212 | Brand: Della
1. ആമുഖം
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Della 35K BTU Quad Zone Mini Split AC System. This energy-efficient unit features a 19 SEER2 rating, operates on 208-230V, and includes a heat pump for year-round comfort. It is designed to cool and heat up to 2050 Sq. Ft across four distinct zones, offering individual temperature control for each area.

ഒരു ഓവർview of the Della 35K BTU Quad Zone Mini Split AC system, showing the outdoor condenser, four indoor air handlers, remote controls, and a smartphone displaying the control app.
2 സുരക്ഷാ വിവരങ്ങൾ
For your safety and to ensure proper operation, please read all instructions carefully before installation and use. This system requires professional installation by a qualified technician. Attempting DIY installation may void the warranty and lead to electrical hazards or refrigerant leaks. Always ensure power is disconnected before performing any maintenance or wiring tasks.
- ഇലക്ട്രിക്കൽ സുരക്ഷ: Ensure all electrical connections comply with local and national electrical codes. Use appropriate circuit breakers and wiring.
- റഫ്രിജറന്റ് കൈകാര്യം ചെയ്യൽ: The unit uses R454B refrigerant. Handling of refrigerants should only be performed by certified professionals.
- വെൻ്റിലേഷൻ: Ensure adequate ventilation around the outdoor unit for optimal performance.
- ഘടനാപരമായ സമഗ്രത: The mounting surface for the indoor unit must be strong enough to support its weight without vibration.
3. പാക്കേജ് ഉള്ളടക്കം
Your Della 35K BTU Quad Zone Mini Split AC system includes the following components:
- 1 x Outdoor Condenser Unit (35000 BTU)
- 4 x Indoor Air Handlers (1x 9000 BTU, 3x 12000 BTU)
- 4 x റിമോട്ട് കൺട്രോളുകൾ
- 4 x 16ft Copper Pipe Line Sets (Standard size 1/4" & 3/8" outer dimension)
- 4 x 6.56ft Outlet Drain Pipes (inner/outer diameter size: 15.5mm/16.9mm)
- Installation Kits (including screws, anchors, mounting plates, insulation foam, etc.)

A diagram showing the various components included with the Della Mini Split AC system, such as indoor unit, outdoor unit, refrigerant pipes, remote control, and installation accessories.
4. സജ്ജീകരണവും ഇൻസ്റ്റാളേഷനും
Professional installation is mandatory for this system. The following videos provide general guidance. Always consult a qualified HVAC technician for installation.
4.1 ഇൻസ്റ്റലേഷന് മുമ്പുള്ള പരിഗണനകൾ
This video outlines five crucial steps and considerations to review before beginning the installation of your Della Mini Split AC unit, ensuring proper setup and optimal performance.
4.2 Indoor Unit Placement
- Ensure the indoor unit is mounted at least 6 inches below the ceiling for proper airflow.
- The wall must be sturdy enough to support the unit's weight without vibration.
- Keep inlet and outlet areas clear of obstructions.
- Install the indoor unit at least 10 feet (3 meters) away from TVs or radio appliances to prevent interference.
4.3 Outdoor Unit Placement
- Space the outdoor unit away from the wall to allow for adequate airflow.
- Ensure no plants or objects are within 3 feet of the appliance.

An illustration of a house demonstrating the multi-zone capability of the Della Mini Split AC, with individual temperature settings for different rooms.
4.4 പൊതുവായ ഇൻസ്റ്റലേഷൻ ഘട്ടങ്ങൾ
A step-by-step guide demonstrating the physical installation process of the Della Mini Split AC indoor and outdoor units, including mounting and connecting line sets.
4.5 ഇലക്ട്രിക്കൽ വയറിംഗ്
This video provides detailed instructions on correctly wiring the Della Mini Split AC unit, covering both indoor and outdoor electrical connections for safe operation.
4.6 Line Set Handling and Vacuuming
- Handle refrigerant pipes carefully to avoid kinks or damage. Use a bending tool if available, or bend slowly.
- Ensure the indoor unit's drain pipe is angled downward for proper water drainage.
- Line-set vacuuming is required during installation to remove air and moisture. This is critical for maximum efficiency.
- Any alteration of line-set length requires adjusting refrigerant levels.
5. Operating Your Della Mini Split AC
Your Della Mini Split AC offers various modes and smart features for optimal comfort and energy efficiency.
5.1 നിയന്ത്രണ ഓപ്ഷനുകൾ
- റിമോട്ട് കൺട്രോൾ: Use the included remote for direct control of settings.
- Della+ App: Control your unit remotely via Wi-Fi using the Della+ app on your smartphone.
- ശബ്ദ നിയന്ത്രണം: Compatible with Alexa for convenient voice commands.

A detailed diagram of the Della Mini Split AC remote control, indicating the function of each button for easy operation.
5.2 Operating Modes & Features
- കൂളിംഗ് മോഡ്: നിങ്ങളുടെ സ്ഥലത്തിന് കാര്യക്ഷമമായ തണുപ്പ് നൽകുന്നു.
- ചൂടാക്കൽ മോഡ്: Functions as a heat pump, effective down to -13°F (-25°C).
- ഡ്രൈ മോഡ്: വായുവിലെ ഈർപ്പം കുറയ്ക്കുന്നു.
- ഫാൻ മോഡ്: ചൂടാക്കുകയോ തണുപ്പിക്കുകയോ ചെയ്യാതെ വായു സഞ്ചാരം നടത്തുന്നു.
- Eco Energy Saving Mode: Optimizes settings for reduced power consumption.
- സ്ലീപ്പ് മോഡ്: Adjusts temperature for comfortable sleep.
- ടർബോ ഫംഗ്ഷൻ: വേഗത്തിലുള്ള തണുപ്പിക്കൽ അല്ലെങ്കിൽ ചൂടാക്കൽ നൽകുന്നു.
- 4D എയർ ഫ്ലോ: Allows for up-down and left-right airflow adjustment.
- 24-മണിക്കൂർ ടൈമർ: Schedule operation times.
- എനിക്ക് തോന്നുന്നു മോഡ്: Adjusts temperature based on the remote control's sensor.
5.3 Using the Della+ App
ഒരു ഓവർview of the Della Mini Split App 3.0, demonstrating its interface and key features for remote control and smart management of your AC system.

Screenshots of the Della app interface, showcasing various wireless control options for the mini split system, including mode selection, fan speed, and scheduling.
5.4 Geo Location Function
This video demonstrates how to set up and utilize the Geo Location function within the Della app, allowing the AC unit to automatically adjust based on your proximity.

A smartphone displaying the Della app's Smart Geo Location feature, which automatically adjusts AC settings based on the user's proximity to their home.
6. പരിപാലനം
Regular maintenance ensures the longevity and efficiency of your Della Mini Split AC system.
- ഫിൽട്ടർ വൃത്തിയാക്കൽ: Regularly clean the air filters in the indoor units to maintain airflow and air quality. Refer to the full user manual for specific cleaning instructions.
- Unട്ട്ഡോർ യൂണിറ്റ്: Keep the outdoor condenser unit free from debris, leaves, and other obstructions. Periodically inspect the coils for cleanliness.
- പ്രൊഫഷണൽ പരിശോധനകൾ: Schedule annual professional inspections and maintenance to ensure optimal performance and address any potential issues.
7. പ്രശ്നപരിഹാരം
If you encounter issues with your Della Mini Split AC, consider the following common troubleshooting steps. For complex problems, contact professional support.
- യൂണിറ്റ് ഓണാക്കുന്നില്ല: Check the power supply and circuit breaker. Ensure the remote control batteries are functional.
- അപര്യാപ്തമായ തണുപ്പിക്കൽ/താപനം: Verify that the correct mode is selected and the temperature setting is appropriate. Check if air filters are clean and free of blockages. Ensure outdoor unit is not obstructed.
- അസാധാരണമായ ശബ്ദങ്ങൾ: Minor operational sounds are normal. If you hear loud or unusual noises, power off the unit and contact support.
- വെള്ളം ചോർച്ച: Check the drain hose for kinks or blockages. Ensure the indoor unit is properly leveled.
8 സ്പെസിഫിക്കേഷനുകൾ
| ഫീച്ചർ | സ്പെസിഫിക്കേഷൻ |
|---|---|
| ബ്രാൻഡ് നാമം | ഡെല്ല |
| മോഡൽ വിവരം | 1D4-TL+Q9121212 |
| ശേഷി | 35000 BTU/h (3 Tons) |
| Indoor Unit Configuration | 9000 BTU + 12000 BTU + 12000 BTU + 12000 BTU |
| SEER2 റേറ്റിംഗ് | 19 |
| വാല്യംtage | 208-230V |
| കവറേജ് ഏരിയ | Up to 2050 Sq. Ft |
| ശബ്ദ നില (ഇൻഡോർ) | 45 dBa (Ultra Silent) |
| ശീതീകരണ തരം | R454B |
| ഹീറ്റ് പമ്പ് പ്രവർത്തനം | -13°F (-25°C) വരെ താഴുന്നു |
| പ്രത്യേക സവിശേഷതകൾ | Dehumidifier, Remote Controlled, Alexa & Wi-Fi Compatible, 4D Air Flow, Eco Mode, Sleep Mode, Turbo Function, 24-Hour Timer, I Feel Mode |

Diagram illustrating the energy efficiency of the 19 SEER2 Della Mini Split AC, highlighting potential energy savings compared to lower SEER2 units.
9. വാറൻ്റിയും പിന്തുണയും
Della is committed to providing reliable products and excellent customer service.
- Lifetime Coverage: Your Della Mini Split AC system comes with lifetime coverage, ensuring peace of mind.
- ഉപഭോക്തൃ പിന്തുണ: For any questions, technical assistance, or warranty claims, please contact Della customer support.

An image highlighting Della's commitment to lifetime coverage and customer support, emphasizing reliability and assistance.
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