Error codes
56
Appendix
Display Explanation Error Source
485 Input current sensor error Outdoor Unit
488 AC Input Voltage Sensor Error Outdoor Unit
500 IPM is overheated Outdoor Unit
507 Comp down due to high pressure switch Outdoor unit
536 PHE refrigerant leak error Outdoor unit
554 Gas leak error Outdoor Unit
590 Inverter EEPROM Checksum error Outdoor Unit
601 Communication error between the Hydro Unit and AI Home Hydro Unit
604 Communication tracking error between the Hydro Unit and AI Home Hydro Unit
653 AI Home temp sensor SHORT or OPEN
Hydro Unit,
654 Memory(EEPROM) Read/Write Error (AI Home data error)
Hydro Unit,
670 Controller combination error Hydro Unit
896 Water outlet temperature sensor (Tw5) for external heater short or open Hydro Unit
897 Water Tank in sensor error (open/short) Hydro unit
899 Short- or open-circuit error of the Zone 1 water-out temperature sensor Hydro Unit
900 Short- or open-circuit error of the Zone 2 water-out temperature sensor Hydro Unit
901 Water inlet (PHE) temperature sensor error (open/short) Hydro Unit
902 Water outlet (PHE) temperature sensor error (open/short) Hydro Unit
903 Water outlet (backup heater) temperature sensor error Hydro Unit
904 DHW tank temperature sensor error Hydro Unit
906 Refrigerant gas inlet (PHE) temperature sensor (open/short) Outdoor Unit
907 Error due to pipe rupture protection Hydro Unit
908 Error due to freeze prevention (Re-operation is possible) Hydro Unit
909 Error due to freeze prevention (Re-operation is impossible) Hydro Unit
910 Water temperature sensor on water outlet pipe is detached Hydro Unit
911 Flow Switch Off Error, When Water pump is running Hydro Unit
913 Six times detection for Flow Switch Error (Re-operation is not possible) Hydro Unit
914 Error due to incorrect thermostat connection Hydro Unit
915 Error on DC fan (Non-operating) Hydro Unit
DB68-12922A-02_IB_24Y EHS AE7000D_EU_EN_.indd 56DB68-12922A-02_IB_24Y EHS AE7000D_EU_EN_.indd 56 2024-12-11 오전 10:04:492024-12-11 오전 10:04:49
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