Installer reference guide / Mono tank integrated type 189
Display Explanation Error Source
E425 Outdoor Reverse Phase or Missing Phase Detect Error OUTDOOR UNIT
E428 COMP down by Compression Ratio control Error OUTDOOR UNIT
E436 Protect for Freezing Burst Control Error OUTDOOR UNIT
E438 EVI EEV Opening Error OUTDOOR UNIT
E439 Refrigerant Leakage Error (Detect when the system is not operated) OUTDOOR UNIT
E440 Forbid Heat mode Operation when Outdoor Temperature is over 43 °C OUTDOOR UNIT
E441 OUTDOOR UNIT
E443 No startup due to Low pressure OUTDOOR UNIT
E458 Outdoor unit Fan Error OUTDOOR UNIT
E461 [Inverter] COMP Operating failure OUTDOOR UNIT
E462 All currency control COMP Stop Or CT2 Low currency OUTDOOR UNIT
E463 OLP is overheated OUTDOOR UNIT
E464 [Inverter] DC peak Error OUTDOOR UNIT
E465 Compressor V limit Error OUTDOOR UNIT
E466 [Inverter] DC-Link voltage under/over Error OUTDOOR UNIT
E467 COMP Revolute Error OUTDOOR UNIT
E468 [Inverter] Comp Current Sensor Error OUTDOOR UNIT
E469 DC Link Sensor Error OUTDOOR UNIT
470 Outdoor unit EEPROM Read/Write Error OUTDOOR UNIT
E471 OUTDOOR UNIT
E474 [Inverter] IPM Heat Sink Error OUTDOOR UNIT
E475 Outdoor unit BLDC Fan Error OUTDOOR UNIT
E483 H/W DC_link over voltage Error OUTDOOR UNIT
E484 PFC Overload Error OUTDOOR UNIT
E485 [Inverter] Input Current Sensor Error (open/short) OUTDOOR UNIT
E488 AC Input Voltage Sensor Error OUTDOOR UNIT
E500 IPM Overheat Error for Inverter COMP OUTDOOR UNIT
E507 Comp Down due to high pressure or High Pressure Switch Open OUTDOOR UNIT
E554 Gas leak error OUTDOOR UNIT
E563 INDOOR UNIT Mixed Install Error OUTDOOR UNIT
E590 [Inverter] Data flash Error OUTDOOR UNIT
E899 Zone1 Tw Temperature Sensor Short/Open Hydro Unit
E900 Zone2 Tw Temperature Sensor Short/Open Hydro Unit
E901 Water Inlet Sensor Error (open/short) OUTDOOR UNIT
E902 Water Outlet Sensor Error (open/short) OUTDOOR UNIT
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