1. Introduction and System Overview
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Gree Flexx 48,000 BTU Central Air Conditioning Heat Pump System 230V. This system is designed to provide both heating and cooling for residential spaces, utilizing advanced inverter technology for optimal performance and energy efficiency.
The Gree Flexx system includes an indoor unit (FLEXX48HP230V1AH) and an outdoor unit (FLEXX60HP230V1AO), along with a 25-foot line set and a heater kit. Its horizontal discharge design contributes to a smaller, quieter footprint and up to 20 SEER efficiency.
Figure 1: Gree Flexx Outdoor Heat Pump Unit
2. Setup and Installation
Important: Installation of this system must be performed by a State Licensed HVAC Contractor to ensure warranty eligibility and proper operation. Attempting self-installation may void the manufacturer's warranty and could lead to safety hazards.
2.1 Line Set Requirements
This system requires a 3/8 inch and 3/4 inch line set for proper refrigerant flow between the indoor and outdoor units.
2.2 Indoor Unit Heater Kit Compatibility
The system is compatible with various electric heater kits. Refer to the table below for indoor unit models and corresponding electric heater options.
Figure 2: Indoor Unit and Electric Heater Kit Compatibility
Note: Optional Electric Heater is sold separately. When an optional Electric Heater is installed, the Indoor Unit power supply must be connected to circuit breakers provided with the Electric Heater. Refer to the Electric Heater Installation Instructions for all electrical requirements.
2.3 Flexible Positioning
The indoor air handler can be adapted vertically or horizontally to suit your existing ducting design, offering flexible installation options.
Video 1: Overview of Gree Central Air Conditioning and Heat Pump System, including flexible positioning options.
3. Operating Instructions
The Gree Flexx system provides efficient heating and cooling across a wide range of outdoor temperatures, ensuring comfort in various climates.
3.1 Temperature Ranges
- Heating Range: -22°F to 75°F
- Cooling Range: 5°F to 129°F
3.2 Inverter Technology Benefits
GREE's EVI Inverter Technology allows the system to adjust its capacity precisely, maintaining a stable indoor temperature with minimal fluctuations. This results in higher energy efficiency and reduced noise levels compared to traditional systems.
Video 2: Demonstrates the benefits of Inverter Technology in a Central AC Heat Pump, including stable temperatures and wide operating ranges.
Video 3: Highlights the features of a Central AC Split System Heat Pump with Inverter technology for consistent comfort.
4. Maintenance
Regular maintenance is crucial for the longevity and efficiency of your Gree Flexx system. It is recommended to have your system inspected and serviced by a qualified HVAC technician annually.
4.1 Coil Material
The system features aluminum coils, which are designed to resist corrosion more effectively than traditional copper coils, contributing to longer system life.
4.2 Advanced Features
- Refrigerant Leak Detection: The system is equipped with technology to detect refrigerant leaks, helping to prevent damage and maintain efficiency.
- Auto Defrost Function: This feature automatically defrosts the outdoor unit in cold conditions, ensuring continuous heating performance.
5. Troubleshooting
For any operational issues or malfunctions, it is strongly recommended to contact a State Licensed HVAC Contractor. Do not attempt to repair the system yourself, as this may void the warranty and pose safety risks.
6. Specifications
| Feature | Value |
|---|---|
| Brand | GREE |
| Part Number | FLEXX48/60HP230V1A |
| Size | 48,000 BTU |
| Capacity | 4 Tons |
| Power Source | Corded Electric |
| Voltage | 230 Volts |
| Installation Method | Split System |
| Special Feature | Ultra Heating |
| Cooling Power | 48000 British Thermal Units |
| Seasonal Energy Efficiency Ratio (SEER) | 17 |
| Refrigerant | R 410A |
7. Warranty and Support
7.1 Manufacturer's Warranty
The Gree Flexx system comes with a 5-year warranty on parts and a 7-year warranty on the compressor. Please note that for warranty eligibility, the installation must be performed by a State Licensed HVAC Contractor.
7.2 Customer Support
For technical assistance, warranty claims, or service inquiries, please contact your licensed HVAC installer or the Gree customer support line. Ensure you have your product model and serial number available when contacting support.
