Error Code |
Description |
Solution |
E1 |
Indoor Unit Temperature Sensor Error |
Inspect and replace the indoor temperature sensor if faulty. |
E2 |
Indoor Unit Coil Sensor Error |
Check and replace the indoor coil temperature sensor if necessary. |
E3 |
Compressor Overload Protection |
Ensure the compressor is not overheating, check for airflow around the unit, and replace if required. |
E4 |
Outdoor Unit Temperature Sensor Error |
Inspect the outdoor temperature sensor and replace it if faulty. |
E5 |
Communication Error Between Indoor and Outdoor Units |
Check wiring connections between indoor and outdoor units; repair any loose connections. |
E6 |
Refrigerant Leakage Detection |
Inspect for refrigerant leaks, repair any found, and recharge the system as necessary. |
E7 |
High Pressure Protection |
Check for blockages in refrigerant lines and clear any obstructions. |
E8 |
Low Pressure Protection |
Ensure proper refrigerant levels; check for leaks and recharge if needed. |
E9 |
Fan Motor Error |
Check the fan motor for proper operation; replace if faulty. |
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 needed. |
F2 |
Outdoor Ambient Temperature Sensor Error |
Inspect the outdoor temperature sensor and replace if necessary. |
F3 |
Indoor Coil Temperature Sensor Error |
Check and replace the indoor coil sensor if required. |
F4 |
Outdoor Coil Temperature Sensor Error |
Inspect the outdoor coil sensor for faults; replace if necessary. |