1. Introdución
This manual provides detailed instructions for the installation, operation, and maintenance of your Rellytech 12000 BTU Mini Split AC/Heating System. This inverter-driven unit offers efficient cooling and heating for spaces up to 750 sq. ft., featuring a 20 SEER2 rating and Wi-Fi control. Please read this manual thoroughly before installation and use to ensure proper function and safety.

Image: The Rellytech 12000 BTU Mini Split AC/Heating System, showing both the indoor and outdoor units.
2. Información de seguridade
WARNING: Installation of this system must be performed by a licensed HVAC technician. Improper installation can lead to electric shock, fire, serious injury, or death, and may void the product warranty.
- Desconecte sempre a alimentación antes de realizar calquera mantemento ou servizo.
- Asegúrese de conectar a terra adecuada para evitar descargas eléctricas.
- Non bloquee as entradas nin as saídas de aire das unidades interiores ou exteriores.
- Keep children and pets away from the outdoor unit during operation.
- Use only the specified refrigerant (R454B) and ensure proper handling.
3. Contido do paquete
Your Rellytech Mini Split AC/Heating System is shipped in two separate boxes. Please verify all components are present upon delivery.

Image: Detailed breakdown of items included in Box 1 (Indoor Unit, Remote, User Manual, etc.) and Box 2 (Outdoor Unit, Copper Pipes, Installation Tape, etc.).
Caixa 1:
- Unidade Interior
- Control remoto 89E
- Titular de control remoto
- Long Screws (x6)
- Connection Cable (19ft)
- Installation Rubber Pads (x4)
- Drain Pipe (6ft)
- Tarxeta
- Manual de usuario
- Small Screws (x2)
- Parafusos de expansión (x8)
- Baterías (x2)
- Drain Nozzles (x2)
- Modelo de instalación
- Manual de usuario de WiFi
Caixa 2:
- Unidade exterior
- Sealing Clay
- Manga dividida
- Copper Pipes (16ft*2)
- Manga
- Cinta illante
- Tapa de tapa
- Drain Pipe (6ft)
Note: Power cord is not included.
4. Configuración e instalación
The Rellytech Mini Split AC/Heating System requires professional installation. Please consult a licensed HVAC technician for proper setup to ensure optimal performance and safety.
Key Installation Steps (Overview para técnico):
- Mount the indoor unit securely on a wall, ensuring proper clearance for airflow.
- Install the outdoor unit on a stable surface or mounting bracket. Consider using rubber pads to reduce vibration and noise.
- Connect the refrigerant lines (copper pipes) between the indoor and outdoor units. Ensure proper flaring and sealing to prevent leaks.
- Connect the electrical wiring according to local codes and the wiring diagram in the WiFi User Manual.
- Evacuar as liñas de refrixerante para eliminar o aire e a humidade.
- Realizar unha proba de fugas en todas as conexións.
- Release the refrigerant into the system.
- Connect the drain pipe for condensate removal.
- Test the system operation in all modes.
Vídeo: Este vídeo ofrece unha visión xeralview of the installation process for a mini split system, including fixing the outdoor unit, connecting lines, and reducing vibration. It is intended for professional HVAC technicians.
5. Instrucións de funcionamento
Your Rellytech Mini Split system offers various modes and control options for personalized comfort.
5.1 Opcións de control
- Control remoto: Use the included 89E Remote Control for direct access to all functions.
- Control intelixente por wifi: Download the dedicated smartphone app to control your AC from anywhere. This allows for temperature scheduling and remote adjustments. Refer to the included WiFi User Manual for setup instructions.

Image: A smartphone screen showing the intuitive interface of the Rellytech Wi-Fi control application, allowing remote management of the AC unit.
5.2 Modos dispoñibles
The system integrates cooling, heating, dehumidification, and fan-only modes, along with specialized functions:
- Modo de arrefriamento: Provides rapid cooling for your space.
- Heating Mode (Heat Pump): Delivers efficient heating, even in low temperatures down to -4°F.
- Dehumidification Mode (Dry Mode): Reduce os niveis de humidade na habitación.
- Modo só con ventilador: Circula o aire sen arrefriar nin quentar.
- Modo automático: Automatically selects the appropriate mode based on the set temperature.
- Modo TURBO: Activates maximum fan speed for rapid cooling or heating.
- Modo iFEEL: Uses a sensor in the remote control to detect the temperature around the user, providing precise comfort.
- Modo de suspensión: Axusta a temperatura e a velocidade do ventilador para un sono cómodo e aforro de enerxía.
- Modo silencioso: Operates at the lowest possible noise level (as low as 28dB).
- Modo Eco: Optimizes operation for maximum energy efficiency.
- Temporizador de 24 horas: Schedule the unit to turn on or off at specific times.

Image: The indoor unit demonstrating dual airflow and icons for low, medium, high, auto, silent, and turbo speed settings.

Image: A bedroom at night, illustrating the whisper-quiet operation of the Rellytech Mini Split AC, with noise levels as low as 28dB.
Video: A short video highlighting the fast cooling and heating capabilities of the 20 SEER2 Mini Split AC unit, demonstrating its efficiency and quiet operation.
6. Mantemento
Regular maintenance ensures the longevity and efficiency of your Rellytech Mini Split system.
6.1 Función de autolimpeza
The unit features a self-cleaning function that purifies the air and ensures freshness by managing condensation, frosting, and melting cycles within the indoor unit.

Image: An animated diagram showing the internal self-cleaning process of the mini split AC, including condensation, frosting, and melting phases, along with removable and washable filters.
6.2 Limpeza do filtro
The air filters are removable and washable. Clean them regularly (e.g., every 2-4 weeks, depending on usage) to maintain optimal airflow and air quality.
- Apague a unidade e desconecte a alimentación.
- Abra o panel frontal da unidade interior.
- Retire os filtros de aire.
- Lave os filtros con auga morna e un deterxente suave. Enxágüe ben.
- Allow the filters to air dry completely before reinstalling.
- Peche o panel frontal e restableza a alimentación.
6.3 Protección antixeo
The outdoor unit is equipped with bottom electric heating technology to prevent frost and freezing buildup at the unit base, improving operating efficiency in cold weather.

Imaxe: Un recorte view of the outdoor unit, highlighting the bottom electric heating technology designed for anti-frost protection.
7 Solución de problemas
If you encounter issues with your Rellytech Mini Split system, refer to the following common problems and solutions. For complex issues, contact a licensed HVAC technician.
7.1 Common Issues:
- A unidade non se acende: Comprobe a fonte de alimentación, o disxuntor e asegúrese de que as pilas do mando a distancia funcionen.
- Refrixeración/quecemento insuficiente: Verify correct mode and temperature settings. Clean air filters. Ensure no obstructions to airflow.
- Ruídos pouco comúns: Minor noises during operation are normal. Excessive noise may indicate loose parts or an issue with the fan/compressor. If the outdoor unit vibrates excessively, ensure it is securely mounted and consider adding rubber pads.
- Water leakage from indoor unit: Check if the drain pipe is clogged or improperly installed.
7.2 Refrigerant Leak Detection
The system is equipped with a refrigerant leak detection function that triggers an alarm (often displayed as an 'E4' error code) if a leak is detected. If this occurs, immediately turn off the unit and contact a licensed HVAC technician for inspection and repair. Refrigerant leaks can reduce efficiency and damage the unit.

Image: Illustration of the indoor and outdoor units displaying an 'E4' error code, indicating a detected refrigerant leak.
8. Especificacións
Key technical specifications for the Rellytech 12000 BTU Mini Split AC/Heating System, Model CE0-2.

Image: A chart recommending BTU capacities based on the square footage of the area to be cooled or heated.
| Característica | Especificación |
|---|---|
| Marca | Rellytech |
| Nome do modelo | Mini Split Ac |
| Número de modelo | CE0-2 |
| Potencia de refrixeración | 12000 BTU |
| Capacidade de calefacción | 12500 BTU |
| Índice de eficiencia enerxética estacional (SEER2) | 20 |
| Voltage | 115 voltios |
| Wattage | 1050 vatios |
| Nivel de ruído | 28 dB |
| Área de cobertura | Ata 750 pés cadrados. |
| Tipo de refrixerante | R454B |
| Dimensións do produto (unidade interior) | 11.4" D x 31.9" W x 8.7" H |
| Peso do elemento | 75.3 libras |
| Método de control | Aplicación, mando a distancia |
| Características especiais | Easy to Install (Professional), Variable Speed, Wi-Fi Control, Heat Pump, 24H Timer, Self-Cleaning, iFEEL Mode, Sleep Mode, Silent Mode, Eco Mode, Anti-Frost Protection |

Image: Detailed dimensions for both the indoor and outdoor units of the Rellytech Mini Split AC system.

Image: The outdoor unit shown operating effectively in both cold (-4°F) and hot (122°F) ambient temperatures.
9. Garantía e soporte
For warranty information, technical support, or service inquiries, please refer to the warranty card included in your package or contact Rellytech customer service. Ensure you have your model number (CE0-2) and purchase date available when contacting support.