36
Display
Explanation
Error Source
465
Compressor overload error
OUTDOOR UNIT
466
DC LINK over/low voltage error
OUTDOOR UNIT
467
[Inverter] Compressor rotation error
OUTDOOR UNIT
468
[Inverter] Compressor sensor error
OUTDOOR UNIT
469
[Inverter] DC LINK voltage sensor error
OUTDOOR UNIT
470
EEPROM read/write error
OUTDOOR UNIT
471
[Inverter] OTP error
OUTDOOR UNIT
474
IPM(IGBT Module) or PFCM temperature sensor Error
OUTDOOR UNIT
484
PFC Overload Error
OUTDOOR UNIT
485
Input current sensor error
OUTDOOR UNIT
500
IPM is overheated
OUTDOOR UNIT
554
Gas leak error
OUTDOOR UNIT
601
Communication error between the Hydro-Unit and wired remote controller
HYDRO UNIT
602
Wired remote controller Master/Slave setting error
HYDRO UNIT
604
Communication tracking error between the Hydro-Unit and wired remote
controller
HYDRO UNIT
607
Communication error between the Master and Salve wired remote controllers
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)
HYDRO UNIT
911
Flow switch and water pump error (F/S signal is OFF for 10 sec. during the
water pump signal is ON)
HYDRO UNIT
912
Flow switch and water pump error (Water pump signal is OFF for 60sec during
the F/S signal is ON)
HYDRO UNIT
Error codes