TCL Inverter Air Conditioner Error Codes and Solutions
| Error Code | Description | Solution |
|---|---|---|
| E1 | High-pressure protection | Check the condenser for blockages and ensure proper airflow. Inspect refrigerant levels. |
| E2 | Indoor unit coil temperature sensor error | Inspect the coil sensor and its connections. Replace if faulty. |
| E3 | Low-pressure protection | Check for refrigerant leaks, ensure proper pressure levels, and repair any leaks. |
| E4 | Outdoor unit discharge temperature protection | Check discharge temperature sensor and wiring for faults, ensure proper airflow in the outdoor unit. |
| E5 | Overcurrent protection | Check for power supply issues, and inspect the compressor and fan motors for damage. |
| E6 | Communication error between indoor and outdoor units | Verify the communication wiring and connections between indoor and outdoor units. |
| E7 | Compressor overheat protection | Let the compressor cool down, inspect for obstructions, and verify refrigerant levels. |
| E8 | Indoor fan motor error | Inspect the indoor fan motor and its wiring for faults or obstructions. |
| E9 | Outdoor fan motor error | Check the outdoor fan motor and wiring for issues. Ensure the fan is operating properly. |
| F0 | Refrigerant leakage or low refrigerant | Inspect for refrigerant leaks and refill if necessary. Check pressure sensors. |
| F1 | Indoor ambient temperature sensor error | Inspect the indoor temperature sensor for faults or loose connections. |
| F2 | Outdoor ambient temperature sensor error | Check the outdoor ambient sensor and its wiring for faults. |
| F3 | Compressor discharge temperature sensor error | Inspect the discharge sensor and its connections. Replace if needed. |
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