Kentatsu Error Codes
Every Kentatsu 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 Kentatsu codes
- E1 — Room sensor (std) / EEPROM error (inverter)
- E2 — Evaporator sensor / zero-crossing error
- E3 — Condenser sensor / indoor fan abnormality
- E4 — Outdoor sensor / inverter comp drive error
- E5 — Indoor/outdoor comm error
- E6 — External unit protection/malfunction
- E10 — Compressor suction pressure issue
- E13 — Compressor phase sequence fault
| Code | What it means |
|---|---|
| E1 | Room sensor (std) / EEPROM error (inverter) |
| E2 | Evaporator sensor / zero-crossing error |
| E3 | Condenser sensor / indoor fan abnormality |
| E4 | Outdoor sensor / inverter comp drive error |
| E5 | Indoor/outdoor comm error |
| E6 | External unit protection/malfunction |
| E10 | Compressor suction pressure issue |
| E13 | Compressor phase sequence fault |
| E14 | Compressor phase loss |
| P0 | IPM protection |
| P1 | Over/under voltage protection |
| P2 | Compressor top overheat protection |
| P4 | Evaporator temp protection |
| P5 | Condenser temp protection |
| P7 | Discharge temp too high |
| P9 | Low outside temp / defrost |
| P10 | Discharge pressure protection |
| P11 | Suction pressure protection |
| P12 | Overcurrent protection |
| F1 | Outdoor ambient sensor fault |
| F2 | Outdoor condenser coil sensor fault |
| F3 | Compressor discharge sensor fault |
| F4 | Outdoor EEPROM malfunction |
| F5 | Outdoor fan speed abnormality |
| H3 | Compressor overload protection |
Official Kentatsu source / manual ↗
Frequently asked
What does Kentatsu error code E1 mean?
Kentatsu error code E1 means: Room sensor (std) / EEPROM error (inverter). In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E2 mean?
Kentatsu error code E2 means: Evaporator sensor / zero-crossing error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E3 mean?
Kentatsu error code E3 means: Condenser sensor / indoor fan abnormality. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E4 mean?
Kentatsu error code E4 means: Outdoor sensor / inverter comp drive error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E5 mean?
Kentatsu error code E5 means: Indoor/outdoor comm error. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E6 mean?
Kentatsu error code E6 means: External unit protection/malfunction. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E10 mean?
Kentatsu error code E10 means: Compressor suction pressure issue. In R-Pro you also get the likely causes and the inspection steps — offline.
What does Kentatsu error code E13 mean?
Kentatsu error code E13 means: Compressor phase sequence fault. In R-Pro you also get the likely causes and the inspection steps — offline.
Look up any error code — offline — in R-Pro.
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