Koppel Error Codes
Every Koppel error code we have catalogued, with what it means on site — 25 codes in total. In R-Pro, tap any code to get the meaning, likely causes and inspection steps, even with no signal in the plant room.
Common Koppel codes
| Code | What it means |
|---|---|
| E0 | Indoor EEPROM parameter fault |
| E1 | Indoor/outdoor communication error |
| E2 | Zero-crossing signal error |
| E3 | Indoor fan speed out of range |
| E4 | Room temp sensor T1 fault |
| E5 | Evaporator temp sensor T2 fault |
| EC | Refrigerant leak detected |
| F1 | Ambient temp sensor T4 defective |
| F2 | Condenser temp sensor T3 defective |
| F3 | Compressor discharge sensor T5 fault |
| F4 | Outdoor EEPROM parameter fault |
| F5 | Outdoor fan speed uncontrollable |
| P0 | IPM/IGBT over-current protection |
| P1 | Over/under voltage protection |
| P2 | Heat exchanger overheating protection |
| P4 | Inverter compressor drive error |
| P7 | Outdoor IGBT sensor error |
| J0 | Condenser temp increase (heating) |
| J1 | Condenser temp increase (cooling) |
| J2 | Compressor high-temp discharge |
| J3 | PFC protection error |
| J4 | Chip communication error |
| J5 | High-pressure protection |
| J6 | Low-pressure protection |
| J8 | High-voltage pressure protection |
Official Koppel source / manual ↗
Frequently asked
What does Koppel error code E0 mean?
Koppel error code E0 means: Indoor EEPROM parameter fault. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code E1 mean?
Koppel error code E1 means: Indoor/outdoor communication error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code E2 mean?
Koppel error code E2 means: Zero-crossing signal error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code E3 mean?
Koppel error code E3 means: Indoor fan speed out of range. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code E4 mean?
Koppel error code E4 means: Room temp sensor T1 fault. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code E5 mean?
Koppel error code E5 means: Evaporator temp sensor T2 fault. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code EC mean?
Koppel error code EC means: Refrigerant leak detected. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Koppel error code F1 mean?
Koppel error code F1 means: Ambient temp sensor T4 defective. In R-Pro you also get the likely causes and the inspection steps — offline.
Look up any error code — offline — in R-Pro.
Open R-Pro →