All Error Codes
High Medium Low
| Code | Description | Severity | Quick Action |
|---|---|---|---|
| E1 | Communication Error | Medium | Check wiring |
| E1-21 | Compressor Overcurrent | Medium | Call tech support |
| E1-54 | IPM Fault | Medium | Call tech support |
| E2 | Room Temp Sensor Fault | Medium | Call tech support |
| E2-14 | Freeze Protection Active | Medium | Call tech support |
| E3 | Indoor Coil Sensor Fault | Medium | Call tech support |
| E4 | Outdoor Coil Sensor Fault | Medium | Call tech support |
| E4-64 | High Pressure Trip | Medium | Call tech support |
| E4-65 | Low Pressure Trip | Medium | Call tech support |
| E5 | Inverter Overcurrent | Medium | Call tech support |
| E6 | Outdoor Fan Motor Fault | Medium | Clean air filter |
| E7 | Indoor Fan Motor Fault | Medium | Clean air filter |