| Error Code |
Description |
Solution |
| E1 |
High-pressure protection |
Check refrigerant level, clean outdoor unit, and ensure proper airflow. |
| E2 |
Indoor unit coil sensor error |
Inspect the coil sensor in the indoor unit; replace it if necessary. |
| E3 |
Low-pressure protection |
Check for refrigerant leaks and ensure correct pressure in the system. |
| E4 |
Compressor discharge temperature error |
Check compressor temperature and ensure adequate airflow. |
| E5 |
Communication error between indoor and outdoor units |
Check communication wiring and connections between indoor and outdoor units. |
| F0 |
Indoor temperature sensor error |
Inspect the indoor temperature sensor; replace if defective. |
| F1 |
Indoor fan speed malfunction |
Check the indoor fan motor; repair or replace if necessary. |
| F2 |
Outdoor temperature sensor error |
Inspect the outdoor temperature sensor; replace if faulty. |
| H3 |
Compressor overload protection |
Check for compressor overheating; ensure proper airflow and refrigerant levels. |
| H6 |
Indoor fan motor malfunction |
Inspect the indoor fan motor and replace it if necessary. |
| P0 |
Inverter module protection |
Check the inverter module; reset or replace it if faulty. |
| P1 |
High or low voltage protection |
Ensure stable voltage supply; use a voltage stabilizer if required. |
| P4 |
Compressor drive error |
Inspect the compressor drive; reset or replace the drive if necessary. |
