1. Introducció
The Daikin Multi-Split Heat Pump Air Conditioner is an advanced and energy-efficient system designed to provide personalized climate control for multi-zone applications. This system features a 3MXM-A Series R32 pre-charged outdoor condenser and two FTXV Series wall-mounted indoor fan coils, delivering exceptional energy efficiency with a 21 SEER2 rating. It is WiFi-enabled for convenient remote control and monitoring via the Daikin One Home app, and offers multiple modes including Auto, Cool, Dry, Heat, and Fan Only, along with timer settings and adjustable airflow for optimal comfort. The eco-friendly R32 refrigerant minimizes environmental impact, while ECONO Operation, Powerful Operation Mode, and quiet operation ensure efficiency and comfort.
2. Què s'inclou
Your Daikin Mini Split system package includes the following components:
- 1 x 3MXM24AVJU9 Multi-Split 24,000 BTU Heat Pump Air Conditioner Outdoor Condenser
- 2 x FTXV Series Indoor Fan Coils with Remote Control
- 2 x Maxwell 15 ft Pre-Flared Installation Kits with Interconnecting Cables
- 1 x Maxwell Wall Mounting Bracket for Outdoor Condenser

Figure 2.1: All components included in the Daikin Dual Zone Mini Split System package.
3. Característiques clau
- Confort multizona: Two independently controlled FTXV fan coils (15,000 BTU each) provide personalized climate control for different zones.
- Rendiment d'eficiència energètica: Achieves 21 SEER2, 10 HSPF2, 12 EER2, and 1.8 COP ratings, utilizing R-32 Refrigerant for reduced power consumption and environmental impact.
- Funcionament durant tota la temporada: Efficient cooling from 14°F to 115°F and reliable heating from 5°F to 59.9°F, suitable for various climates and applications.
- Control intel·ligent: Built-in Wi-Fi enables control via the Daikin One Home app and voice commands with Alexa and Google Home.
- Enhanced Air Quality: Features a Titanium Air Purifying Filter.
- Funcionament silenciós: Indoor sound pressure as low as 24 dB(A) ensures minimal noise disturbance.
- Disseny durador: Outdoor heat exchanger features anti-corrosion treatment.

Figura 3.1: Detallada view of the FTXV Series Indoor Unit components and features.

Figura 3.2: Mésview of advanced technologies and benefits.
4. Configuració i instal·lació
Installation of the Daikin Mini Split system requires specialized knowledge and tools. For safety and to ensure proper operation and warranty validity, installation must be performed by an HVAC certified technician. The included Maxwell installation kits provide the necessary components for a streamlined setup.
4.1 Comprovacions prèvies a la instal·lació
- Verify that the installation location meets all local building codes and regulations.
- Ensure adequate space for both indoor and outdoor units, allowing for proper airflow and maintenance access.
- Confirm electrical supply meets the system's requirements (1Ph, 60 Hz, 208-230V).
4.2 Professional Installation Steps (Overview)
A certified technician will typically perform the following:
- Mount indoor units (FTXV Series fan coils) securely on the wall.
- Install the outdoor condenser unit (3MXM24AVJU9) using the provided wall mounting bracket.
- Connect refrigerant lines and communication cables between indoor and outdoor units using the Maxwell installation kits.
- Perform vacuuming and leak checks on the refrigerant lines.
- Connect electrical wiring according to diagrams.
- Test system operation in all modes.
5. Instruccions de funcionament
Your Daikin Mini Split system offers various modes and control options for personalized comfort.
5.1 Opcions de control
- Comandament a distància: Each indoor unit comes with a dedicated remote control for direct adjustments.
- Daikin One Home App: Utilize the built-in Wi-Fi to connect your system to the Daikin One Home app for remote control and monitoring from your smartphone or tablet.
- Control de veu: Integrate with Amazon Alexa or Google Home for convenient voice-activated commands.
5.2 Modes de funcionament
- Mode automàtic: The system automatically selects the appropriate mode (heating or cooling) based on the room temperature and desired setting.
- Mode fresc: Proporciona refrigeració per baixar la temperatura ambient.
- Mode sec: Redueix la humitat a l'habitació sense canvis significatius de temperatura.
- Mode de calor: Proporciona calefacció per augmentar la temperatura de l'habitació.
- Mode només per a ventiladors: Fa circular l'aire sense escalfar ni refredar.
5.3 Configuració avançada
- Configuració del temporitzador: Program the system to turn on/off at specific times.
- Flux d'aire ajustable: Control the direction and intensity of airflow (4 Way Swing, Power-Airflow Flap, COMFORT AIRFLOW Operation, Auto-Swing).
- ECONO Operation: Energy-saving mode that optimizes power consumption.
- Mode de funcionament potent: Quickly reaches the desired temperature.
- Mode silenciós: Reduces operational noise for a quieter environment.
- NIGHT SET Mode: Adjusts temperature for comfortable sleep.
- Hot-Start Function: Evita corrents d'aire freds durant l'arrencada de la calefacció.
6. Manteniment
Regular maintenance ensures the efficiency and longevity of your Daikin Mini Split system.
6.1 Neteja del filtre
The indoor units are equipped with:
- Washable Air Filters: These should be cleaned regularly (e.g., every two weeks or as needed) by rinsing with water and allowing them to dry completely before reinstallation.
- Titanium Apatite Deodorizing Filters: These filters help improve air quality. Refer to the full user manual for specific cleaning or replacement instructions.
6.2 Neteja general
- Netegeu l'exterior de les unitats interior i exterior amb un drap suau i sec.amp drap. Eviteu productes químics agressius o netejadors abrasius.
- Ensure the outdoor unit's coils are free from debris (leaves, dirt) to maintain optimal heat exchange. The anti-corrosion treatment on the outdoor heat exchanger helps protect against environmental elements.
6.3 Servei professional
It is recommended to have your system inspected and serviced by an HVAC certified technician annually to ensure peak performance and address any potential issues.
7. Solució De Problemes
This section provides general guidance for common issues. For detailed troubleshooting steps and error codes, please consult the comprehensive user manual provided with your product or contact a certified HVAC technician.
7.1 Problemes i solucions habituals
- Sense energia: Check the circuit breaker. Ensure the unit is properly plugged in.
- Unit Not Cooling/Heating Effectively: Verify temperature settings. Check if air filters are clean. Ensure no obstructions to airflow.
- Sorolls inusuals: Minor noises during operation are normal. If loud or persistent, contact a technician.
- LED Self-diagnostics: The system is equipped with LED self-diagnostics. Refer to the full manual for interpretation of LED patterns or error codes displayed on the remote control/unit.
7.2 When to Contact a Technician
Contact a certified HVAC technician if you experience any of the following:
- Persistent error codes.
- Significant reduction in cooling or heating performance.
- Refrigerant leaks (indicated by ice formation on lines or unusual hissing sounds).
- Electrical issues or burning smells.
8. Especificacions
| Atribut | Valor |
|---|---|
| Nom de marca | DAIKIN |
| Informació del model | 3MXM24+FTXV15+FTXV15+2xIKM1412F16 |
| Pes de l'article | 27 pounds (Indoor Units) / 140 pounds (Outdoor Unit) |
| Dimensions del producte (unitat interior) | 30.31 "P x 11.25" W x 8.75" H |
| Dimensions del producte (unitat exterior) | 34.25 "P x 29.5" W x 12.62" H |
| Capacitat | 2 tones (24,000 BTU) |
| Nivell de soroll | 33 dB (Indoor) / 52 dB(A) (Outdoor) |
| Tipus d'instal·lació | Sistema dividit |
| Tipus de refrigerant | R-32 |
| Eficiència energètica (SEER2) | 21 |
| Heating Performance (HSPF2) | 10 |
| Capacitat de refrigeració | 23,000 BTU (12,500 BTU mínim - 30,000 BTU màxim) |
| Capacitat de calefacció | 24,000 BTU (9,500 BTU mínim - 36,000 BTU màxim) |
| Font d'alimentació | Monofàsic, 60 Hz, 208-230 V |
| Gamma de refrigeració | De 14 °F a 115 °F |
| Gamma de calefacció | De 5 °F a 59.9 °F |
| Cobertura de la superfície del sòl | Fins a 1500 peus quadrats |
| Certificat AHRI | #214837758 |

Figure 8.1: System dimensions and detailed specifications.
9. Garantia i assistència
9.1 Garantia del fabricant
El vostre sistema Mini Split Daikin inclou un 12 any de garantia del fabricant. Please note that this warranty is valid only if the system is installed by an HVAC certified technician. Retain your installation records and proof of purchase for warranty claims.
9.2 Política de devolució
This product is subject to a 30-day refund/replacement return policy from the date of purchase. Please refer to your retailer's specific return terms and conditions.
9.3 Atenció al client
For technical assistance, warranty claims, or further inquiries, please contact Daikin customer support or your certified HVAC installer. Always provide your model number and purchase details when seeking support.





