Error codes – κωδικοί βλαβών κλιματιστικά AIRWELL
Indoor Units: AWSI-HDD009-H11 , AWSI-HED009-H11 , AWSI-HDD012-H11 , AWSI-HED012-H11
Outdoor Units:AWAU-YDD009-H11 , AWAU-YDD012-H11
| Display | LEDs | Fault description | Reason |
|---|---|---|---|
| E2 |
RUN LED- OFF 3s and blink 2 times |
Indoor Coil Defrost Protection |
Poor air-return in indoor unit. Fan speed is abnormal. Evaporator is dirty |
| E4 |
RUN LED-OFF 3s and blink 4 times |
Compressor over Heating Protection |
Electronic Expansion Valve connectgion problem or damage. Refrigerant leakage. Poor heat exchange |
| E5 |
RUN LED- OFF 3s and blink 5 times |
AC Over current protection |
Supply voltage is unstable. Supply voltage is too low and load is too high |
| E6 |
RUN LED- OFF 3s and blink 6 times |
Communication malfunction |
Wiring mistakes. Indoor or Outdoor unit PCB problem |
| EE |
HEAT LED-OFF 3s and blink 15 times |
EEPROM problem |
Replace indoor main board |
| F0 |
COOL LED- OFF 3s and blink 10 times |
Lack of Freon or block protection |
|
| F1 |
COOL LED- OFF 3s and blink 1 times |
Room sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| F2 |
COOL LED- OFF 3s and blink has problem 2 times |
Indoor sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| F3 |
COOL LED-OFF 3s and blink 3 times |
Outdoor Air sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| F4 |
COOL LED- OFF 3s and blink 4 times |
Coil sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| F5 |
COOL LED- OFF 3s and blink 5 times |
Compressor sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| H3 |
HEAT LED- OFF 3s and blink 3 times |
Compressor overload protection |
Electronic Expansion Valve connection problem or damaged. Refrigeratn leakage. OLP damaged |
| H4 |
HEAT LED-OFF 3s and blink 4 times |
Overload of system |
System is abnormal, check if the evaporator and condenser is dirty and blocked |
| H6 |
RUN LED- OFF 3s and blink 6 times |
No feedback of indoor motor |
IFAN motor damaged. IFAN motor blocked. Indoor unit PCB problem |
| H7 | HEAT LED-OFF 3s and blink 7 times | Sync failure |
Abnormal power input voltage. Compressor wiring mistake. Liquid and gas valve are not open. Electronic Expansion Valve damaged or not proper working. Poor heat exchage. Over charged system |
| Lc | HEAT LED- OFF 3s and blink 11 times | Compressor startup failure |
Compressor wiring mistake. Over charged system. System not balanced before compressor starting. Compressor problem |
| P7 | HEAT LED- OFF 3s and blink 18 times | Heat Sink Temperature sensor failure |
Sensor was broken or damaged. PCB temperature detection cuircuit has problem |
| P8 | HEAT LED- OFF 3s and blink 19 times | Heat Sink Temperature sensor overheating protection |
Insufficient attachment of IPM module to Heatsink. Outdoor PCB problem |
| PH | COOL LED- OFF 3s and blink 11 times | DC over voltage |
AC power supply is higher than 265V. Outdoor PCB circuit malfunction |
| PL | HEAT LED- OFF 3s and blink 21 times | DC under voltage |
AC power supply voltage is less than 150VAC. Outdoor PCB circuit malfunction |
| U1 | HEAT LED- OFF 3s and blink 13 times | Phase current detection malfunction of compressor |
Replace outdoor main board |
| U5 | COOL LED-OFF 3s and blink 13 times | AC Current detection problem |
Replace outdoor main board |
| U7 | COOL LED- OFF 3s and blink 20 times | Reverse Valve is abnormal |
Supply voltage is lower than AC175V. Wiring terminal of Reverse Valve is loosen or broken. Reverse Valve is damaged |
| UA | HEAT and COOL LED blink 12 times at the same time | Setting error |
Outdoor unit is not matched with indoor unit |
| UF | HEAT and COOL LED blinks 7 times at the same time | Zero-crossing protection (indoor unit) |
Replace indoor main board |
| UH | HEAT and COOL LED blink 8 times at the same time | No motor of outdoor unit feedback |
This malfunction may happen when outdoor DC motor is used |
| UU | HEAT and COOL LED blink 11 times at the same time | DC over current |
Error codes – κωδικοί βλαβών κλιματιστικά AIRWELL (AWSI-HZDE , AWAU-YBZE)
