| Error Code | Description | Solution |
|---|---|---|
| E1 | Indoor Unit Temperature Sensor Error | Inspect and replace the indoor temperature sensor if faulty. |
| E2 | Indoor Unit Pipe Sensor Error | Check and replace the pipe temperature sensor in the indoor unit. |
| E3 | Compressor Overload Protection | Ensure the compressor is not overheating, and check for proper airflow around the unit. |
| E4 | Outdoor Unit Temperature Sensor Error | Inspect and replace the outdoor temperature sensor if necessary. |
| E5 | Communication Error Between Indoor and Outdoor Units | Check wiring connections between indoor and outdoor units; fix any loose connections. |
| E6 | Refrigerant Leakage Detection | Inspect for refrigerant leaks, repair any found, and recharge the system as necessary. |
| E7 | High-Pressure Protection | Look for blockages in the refrigerant lines and clear any obstructions. |
| E8 | Low-Pressure Protection | Ensure refrigerant levels are adequate; check for leaks and recharge if needed. |
| E9 | Fan Motor Error | Check the fan motor for proper operation; replace if the fan is malfunctioning. |
| F0 | Overcurrent Protection | Check the electrical supply for issues, and ensure no excessive current is being drawn. |
| F1 | Indoor Ambient Temperature Sensor Error | Check the indoor unit’s ambient temperature sensor; replace if necessary. |
| F2 | Outdoor Ambient Temperature Sensor Error | Check and replace the outdoor temperature sensor if faulty. |
| F3 | Indoor Coil Temperature Sensor Error | Inspect the indoor coil sensor and replace if needed. |
| F4 | Outdoor Coil Temperature Sensor Error | Inspect the outdoor coil sensor for faults; replace if necessary. |