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56
Operation Manual
In case of an error, the indoor unit display will show the following error codes:
Error Codes
Display Description
E0 Indoor Unit Overcurrent Protection
E1 Indoor Unit Temperature Sensor Error
E2 Outdoor Unit Coil Sensor Error
E3 Indoor Unit Coil Sensor Error
E4 Indoor Unit Fan Error
E5 (5E) Indoor and Outdoor Unit Communication Error
E8 Display Board and Main Control Panel Communication Error
F0 Outdoor Unit Fan Error
F1 Module Protection Error
F2 Power Factor Correction (PFC) board Error
F3 Compressor Out of Step Error
F4 Exhaust Sensor Error
F5 Compressor Top Head Sensor Error
F6 Outdoor Unit Temperature Sensor Error
F7
Overvoltage Protection (OVP) or
Undervoltage Protection (UVP) Error
F8
Outdoor Unit Control Panel and Module Panel
Communication Error
F9 Outdoor EEPROM Error
Troubleshooting
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