Haier Air Conditioner Fault Codes
Model HDU-24CA03/M(R1) HDU-28CA03/M(R1) HDU-36CA03/M(R1) HDU-42CA03/M(R1)Model HSU-09/12HVA103/R2(DB)FOR Eorope
|
NO.
|
Error Code
|
Fault Description
|
Fault unit
|
|
1
|
E7
|
Communication fault
|
Indoor unit
|
|
2
|
E1
|
Room temperature sensor fault
|
Indoor unit
|
|
3
|
E2
|
Heat-exchange sensor fault
|
Indoor unit
|
|
4
|
E4
|
Indoor EEPROM error
|
Indoor unit
|
|
5
|
E14
|
Indoor fan motor malfunction
|
Indoor unit
|
|
6
|
F12
|
Outdoor EEPROM fault
|
Outdoor unit
|
|
7
|
F1
|
The protection error of IPM
|
Outdoor unit
|
|
8
|
F22
|
Overcurrent protection
of AC electricity for the outdoor model
|
Outdoor unit
|
|
9
|
F3
|
Communication fault between
the IPM and outdoor PCB
|
Outdoor unit
|
|
10
|
F19
|
Power voltage too high or too
low
|
Outdoor unit
|
|
11
|
F4
|
Overheat protection error of
exhaust temperature sensor
|
Outdoor unit
|
|
12
|
F21
|
Defrost temperature sensor
fault
|
Outdoor unit
|
|
13
|
F7
|
Suction temperature sensor
fault
|
Outdoor unit
|
|
14
|
F6
|
Ambient temperature
sensor failure
|
Outdoor unit
|
|
15
|
F25
|
Discharge temperature sensor
fault
|
Outdoor unit
|
|
16
|
F11
|
deviate from the normal
for the compressor
|
Outdoor unit
|
|
17
|
F28
|
|
Outdoor unit
|
|
18
|
F2
|
Overcurrent of the compressor
|
Outdoor unit
|
|
19
|
F23
|
Overcurrent protection for
single-phase of the compressor
|
Outdoor unit
|
|
20
|
E9
|
High work-intense protection
|
Outdoor unit
|
|
21
|
F66
|
Ambient temperature sensor
fault
|
|
Code = E0
Flash time of
compressor
running
indicate lamp = 10
Trouble contents (old) = drainage system trouble
Trouble contents (new) = drainage system trouble
Code = E1
Flash time of
compressor
running
indicate lamp = 1
Trouble contents (old) = indoor temperature sensor broken
Trouble contents (new) = indoor temperature sensor broken
Code = E2
Flash time of
compressor
running
indicate lamp = 2
Trouble contents (old) = indoor coil temperature sensor broken
Trouble contents (new) = indoor coil temperature sensor broken
Code = E3
Flash time of
compressor
running
indicate lamp = 3
Trouble contents (old) = outdoor temperature sensor broken
Trouble contents (new) = outdoor temperature sensor broken
Code = E4
Flash time of
compressor
running
indicate lamp = 4
Trouble contents (old) = outdoor coil temperature sensor broken
Trouble contents (new) = outdoor coil temperature sensor broken
ADVERTISEMENT
Code = E5Flash time of
compressor
running
indicate lamp = 5
Trouble contents (old) = over current protect limit
Trouble contents (new) = over current protect limit
Code = E6
Flash time of
compressor
running
indicate lamp = 6
Trouble contents (old) = pressure protect
Trouble contents (new) = pressure protect
Code = E7
Flash time of
compressor
running
indicate lamp = 7
Trouble contents (old) = communication trouble between wired remote controller and indoor unit.
Trouble contents (new) = three phase protect
Code = E8
Flash time of
compressor
running
indicate lamp = 8
Trouble contents (old) = communication trouble between indoor and outdoor unit.
Trouble contents (new) = Communication trouble between wired remote controller and indoor unit
Code = E9
Flash time of
compressor
running
indicate lamp = 9
Trouble contents (old) = three phase protect
Trouble contents (new) = communication trouble between indoor and outdoor unit
HSU-09/12HVA103/R2(DB)FOR Eorope
Error Codes and Description indoor and outdoor display(1)
Indoor and Outdoor = E7
Indoor Malfunction =
Code indication
Indoor =
Outdoor (LED1 flash times) = 15
Description = Communication fault between indoor and outdoor units
Indoor and Outdoor =
Indoor Malfunction = E1
Code indication
Indoor =
Outdoor (LED1 flash times) =
Description = Room temperature sensor failure
Indoor and Outdoor =
Indoor Malfunction = E2
Code indication
Indoor =
Outdoor (LED1 flash times) =
Description = Heat-exchange sensor failure
Indoor and Outdoor =
Indoor Malfunction = E4
Code indication
Indoor =
Outdoor (LED1 flash times) =
Description = Indoor EEPROM error
Indoor and Outdoor =
Indoor Malfunction = E14
Code indication
Indoor =
Outdoor (LED1 flash times) =
Description = Indoor fan motor malfunction
Indoor and Outdoor =
Indoor Malfunction = E9
Code indication
Indoor =
Outdoor (LED1 flash times) =
Description = High work-E9 intense protection
Error Codes and Description indoor and outdoor display(2)
Outdoor Malfunction
Code Indication
Indoor = F12
Outdoor (LED1 flash times) = 1
Description = Outdoor EEPROM error
Outdoor Malfunction
Code Indication
Indoor = F11
Outdoor (LED1 flash times) = 2
Description = The protection of IPM
Outdoor Malfunction
Code Indication
Indoor = F22
Outdoor (LED1 flash times) = 3
Description = Over current protection of AC electricity for the outdoor model
Outdoor Malfunction
Code Indication
Indoor = F11
Outdoor (LED1 flash times) = 4
Description = Communication fault between the IPM and outdoor PCB
Outdoor Malfunction
Code Indication
Indoor =
Outdoor (LED1 flash times) = 5
Description = Over pressure or Overheat protection for the compressor
Outdoor Malfunction
Code Indication
Indoor = F11
Outdoor (LED1 flash times) = 6
Description = Power voltage is too high or low
Outdoor Malfunction
Code Indication
Indoor = F4
Outdoor (LED1 flash times) = 8
Description = Overheat protection for exhaust temperature
Outdoor Malfunction
Code Indication
Indoor =
Outdoor (LED1 flash times) = 9
Description = outdoor fan motor malfunction
Outdoor Malfunction
Code Indication
Indoor = F21
Outdoor (LED1 flash times) = 10
Description = Frost-removing temperature sensor failure
Outdoor Malfunction
Code Indication
Indoor = F6
Outdoor (LED1 flash times) = 12
Description = Ambient temperature sensor failure
Outdoor Malfunction
Code Indication
Indoor = F25
Outdoor (LED1 flash times) = 13
Description = Exhaust temperature sensor failure
Outdoor Malfunction
Code Indication
Indoor =
Outdoor (LED1 flash times) = 18
Description = deviate from the normal for the compressor
Outdoor Malfunction
Code Indication
Indoor = F11
Outdoor (LED1 flash times) = 19
Description =
Outdoor Malfunction
Code Indication
Indoor = – – –
Outdoor (LED1 flash times) = 24
Description = Over current of the compressor
Outdoor Malfunction
Code Indication
Indoor = – – –
Outdoor (LED1 flash times) = 25
Description = Over current protection for single-past of the compressor
