| Error Code |
Description |
Solution |
| E1 |
High-pressure protection |
Check the refrigerant level and ensure the outdoor unit has proper ventilation. |
| E2 |
Indoor unit coil sensor error |
Inspect the indoor coil sensor; replace if defective. |
| E3 |
Low-pressure protection |
Check for refrigerant leaks and ensure adequate pressure in the system. |
| E4 |
Compressor discharge temperature protection |
Ensure proper airflow and check for overheating in the compressor. |
| E5 |
Communication error between indoor and outdoor units |
Check the communication wiring between indoor and outdoor units; repair or replace as necessary. |
| F0 |
Indoor temperature sensor error |
Test the indoor temperature sensor; replace if faulty. |
| F1 |
Indoor fan speed malfunction |
Check the indoor fan motor; repair or replace it if necessary. |
| F2 |
Outdoor temperature sensor error |
Inspect the outdoor temperature sensor; replace if defective. |
| H3 |
Compressor overload protection |
Check for compressor overheating; ensure proper airflow and refrigerant levels. |
| H6 |
Indoor fan motor malfunction |
Check the indoor fan motor for faults; replace if necessary. |
