This air conditioner is equipped with a self-diagnosis function to help you identify potential problems. Should you encounter problems with your air conditioner, contact our after sales support centre using the details on the bottom of the page.However, before calling for service, consult the selfdiagnosis information below. Akai AC Error Codes and Troubleshooting Error Code Meaning dF Indicates “dF”or heating icon blinks. Defrost indication. Blinks once per second Fan motor picture not running Anti cold wind. Blinks once per second. E2 Room temperature sensor fault. Blinks once every 8 seconds. E3 Coil temperature sensor. Blinks twice every 8 seconds. E8 Indoor fan fault. Blinks 3 times every 8 seconds. E5 Outdoor feedback. Blinks 6 times every 8 seconds. E7 External feedback fault. Blinks 7 times every 8 seconds. E0 Open the door fault. Open the door fault. Blinks 3 times every 8 seconds. E1 Outdoor tube temperature sensor faults. Blinks 4 times every 8 seconds. E6 (EEPROM) Com...