Haier AB072XCEAA Service Manual - Page 66

Chff^j\bZe Abj Chg]blbhg^j 9.3.4. Diagnostic Code Resumable failures are marked with " ", the others are not resumable failures. Resumable failure will disappear when the failure is eliminated and its failure code will disappear automatically within 30 seconds. But the other failure code will disappear only after the unit starts up once again. When failure occurs, the unit only can receive "OFF" signal from the controller. And when the unit is shut off, the failure code will disappear. Failure description Room temp. sensor abnormal Indoor coil temp. sensor abnormal (liquid pipe) Refrigerant system abnormal High pressure abnormal (outdoor) Drainage abnormal Communication between indoor and wired controller Indoor fan motor abnormalup Indoor fan motor abnormaldown 3 phase abnormal Low pressure abnormal (outdoor) Communication between indoor and outdoor abnormal Compressor overheat CT current abnormal Outdoor ambient temp. sensor abnormal Outdoor coil pipe temp. Sensor A abnormal Outdoor discharging temp. sensor B abnormal Outdoor coil pipe temp. sensor B abnormal Abnormal modes running Outdoor discharging temp. sensor A abnormal Indoor EEPROM abnormal Flash times of indoor receiver board Power LED flashes 1 time Power LED flashes 2 times Power LED flashes 3 times Power LED flashes 5 times Power LED flashes 6 times Power LED flashes 7 times Power LED flashes 8 times Power LED flashes 9 times Running LED flashes once Running LED flashes twice Running LED flashes 3 times Running LED flashes 4 times Running LED flashes 5 times Running LED flashes 6 times Running LED flashes 7 times Running LED flashes 8 times Running LED flashes 10 times Running LED flashes 11 times Running LED flashes 12 times Running LED flashes 14 times Notice: Wall mounted AS type diagnostic code is same with console type AF. z 64 z