Samsung AJ Series Installation Manual page 40

Appendix
Error Code
E422 HIGH PRESSURE BLOCKAGE CONTROL
E440 HEATING MODE RESTRICTION DUE TO HIGH AIR TEMPERATURE
E441 COOLING MODE RESTRICTION DUE TO LOW AIR TEMPERATURE
E458 FAN MOTOR ERROR
E461 OPERATION FAILURE OF COMPRESSOR
E462 COMPRESSOR OPERATION STOP DUE TO FULL LOAD CURRENT CONTROL
E463 COMPRESSOR OPERATION STOP DUE TO OLP TEMPERATURE CONTROL
E464 ERROR DUE TO OVER-CURRENT OF COMPRESSOR
E465 VOLTAGE-LIMIT ERROR OF COMPRESSOR
E466 ERROR DUE TO LOW/OVER VOLTAGE OF DC LINK IN INVERTER PBA
E467 ABNORMAL RPM IN COMPRESSOR OR WIRE FOR COMPRESSOR HAS NOT BEEN CONNECTED
E468 ERROR DUE TO OUTPUT CURRENT SENSOR OF INVERTER PBA(SHORT/OPEN)
E469 ERROR DUE TO DC LINK VOLTAGE SENSOR OF INVERTER PBA(SHORT/OPEN)
E470 OUTDOOR UNIT EEPROM READ/WRITE ERROR
E471 OUTDOOR UNIT EEPROM READ/WRITE ERROR(OTP)
E474 ERROR ON IPM/PFCM TEMPERATURE SENSOR OF INVERTER PBA(SHORT OR OPEN)
E483 OVERVOLTAGE OF H/W DETECT DC LINK
E484 PFC OVERLOAD(OVER CURRENT) ERROR
E485 ERROR DUE TO INPUT CURRENT SENSOR OF INVERTER PBA(SHORT/OPEN)
E488 INCOMING VOLTAGE SENSOR ERROR
E500 IPM/PFCM OVERHEAT ERROR
E507 ERROR DUE TO HIGH PRESSURE SWITCH OPEN OR COMPRESSOR DOWN BY HIGH PRESSURE
E554 THE REFRIGERANT LEAKS COMPLETELY FROM THE OUTDOOR UNIT
ERROR DUE TO INDOOR UNIT SOFTWARE VERSION COMBINATION(INCOMPATIBLE INDOOR UNIT
E563
SOFTWARE ON A SYSTEM
E590 INVERTER EEPROM CHECKSUM ERROR
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