Haier AB282AEERA User Manual - Page 17
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When Trouble Happens Error display ( For EAA series ) 15 For remote Failure code For central Failure description type, flash on wired control, times controller failure code Reason Remarks 1 01(01H) 01D Indoor ambient temp. sensor failure Sensor broken down or short circuit for more than 2m continuously 2 02(02H) 02D Indoor coil temp. sensor failure Sensor broken down or short circuit for more than 2m continuously 3 74(4AH) 11D Outdoor ambient temp. sensor failure Sensor broken down or short circuit for more than 2m continuously 4 73(49H) 12D Outdoor coil temp. sensor failure/Compressor Sensor broken down or short circuit for more than 2m continuously discharging temp. sensor abnormal 5 72(48H) 10D Over-current protection / Power supply CT check abnormal 3 times in 30m / Fault phase, short of phase, abnormal out of balance greatly 6 83(53H) 14D High/Low pressure abnormal High pressure switch acts 3 times in 30m/Low pressure switch acts in normal running 8 07(07H) 06D Communication between wired Communication abnormal for more than 4m continuously controller and indoor abnormal 9 06(06H) 05D Communication between indoor and outdoor abnormal Communication abnormal for more than 4m continuously 10 08(08H) 21D Drainage system abnormal Float switch broken down for more than 25m continuously 11 11(0BH) 30D Outside alarm signal input Outside signal broken down for more than 10s 12 03(03H) 20D Gas pipe temp. sensor abnormal Sensor broken down or short circuit for more than 2m continuously 13 13(0DH) 31D Temperature protection malfunction Solenoid valve act incorrectly 3 times continuously 15 05(05H) 17D EEPROM abnormal EEPROM data missing 17 80(50H) 15D Compressor overheat The discharging temperature is higher than 120degree Resumable if lower than 100 degree 18 12(0CH) 23D Abnormal mode Indoor operation mode is different with the running indoor unit. 19 75(4BH) 18D Outdoor coil B(suction temp sensor-for MRV II) Sensor broken down or short circuit for more than 2m continuously 20 77(4DH) 15D Outdoor discharging B(oil temp sensor-for MRV II) Sensor broken down or short circuit for more than 2m continuously shows resumable fault, shows it is not resumable fault.