| S01 |
Room temperature sensor failure |
Refer to detailed diagnostic |
| S02 |
Indoor coil sensor failure |
Check sensor for continuity |
| S03 |
Humidity sensor failure |
Replace indoor board |
| S04 |
Comp. temperature sensor failure |
Check sensor for continuity |
| S05 |
Outdoor coil sensor failure |
Check sensor for continuity |
| S06 |
Outdoor air sensor failure |
Check sensor for continuity |
| S07 |
Outdoor current sensor failure |
Replace outdoor board |
| E01 |
Indoor/outdoor communication failure |
Refer to detailed diagnostics |
| E02 |
HIC circuit failure (Compressor/Fan circuit) |
Refer to detailed diagnostics |
| E03 |
Outdoor unit OTP rom failure |
Refer to detailed diagnostics |
| E04 |
Peak current cut off |
Refer to detailed diagnostics |
| E05 |
PAM or Active circuit failure |
Refer to detailed diagnostics |
| E06 |
High compressor discharge temperature |
Refer to detailed diagnostics |
| E07 |
Indoor fan operating failure |
Refer to detailed diagnostics |
| E08 |
4 way valve switching failure (RV) |
Refer to detailed diagnostics |
| E09 |
No refrigerant protection |
Refer to detailed diagnostics |
| E10 |
DC compressor drive circuit failure |
Refer to detailed diagnostics |
| E11 |
Outdoor fan operating failure |
Refer to detailed diagnostics |
| E12 |
Error in outdoor unit |
Refer to detailed diagnostics |
| E13 |
Freeze prevention activated |
Refer to detailed diagnostics |
