Error codes – κωδικοί βλαβών κλιματιστικά AIRWELL (AWSI-HDD+HED , AWAU-YDD)

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)

More AIRWELL error codes

Author: tapavakos

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