Haier AC282AFEAA Operation And Installation Manual - Trouble Shooting
23
Trouble Shooting
Diagnosis for On-Off models
Flash times for remote type
Failure code on wired controller
Failure code for central control
Failure description
Reason
1
2
3
4
5
6
8
9
10
11
12
13
15
17
18
19
20
Indoor ambient temp. sensor failure
Indoor coil temp. sensor failure
Outdoor ambient temp. sensor failure
Outdoor coil temp. sensor failure/ Compressor discharging temp. sensor abnormal
Over-current protection / Power supply abnormal
High/Low pressure abnormal
Communication between wired controller and indoor abnormal
Communication between indoor and outdoor abnormal
Drainage system abnormal
Outside alarm signal input
Gas pipe temp. sensor abnormal
Temperature protection malfunction
EEPROM abnormal
Compressor overheat
Abnormal mode
Outdoor coil B(suction temp sensor-for MR
V II)
Outdoor discharging B(oil temp sensor-for MR
V II)
Sensor broken down or short circuit for more than 2m continuously
Sensor broken down or short circuit for more than 2m continuously
Sensor broken down or short circuit for more than 2m continuously
Sensor broken down or short circuit for more than 2m continuously
CT
check abnormal 3 times in 30m / Fault phase,
short of phase,out of balance greatly
High pressure switch acts 3 times in 30m/Low pressure switch acts in normal running
Communication abnormal for more than 4m continuously
Communication abnormal for more than 4m continuously
Float switch broken down for more than 25m continuously
Outside signal broken down for more than 10s
Sensor broken down or short circuit for more than 2m continuously
Solenoid valve act incorrectly 3 times continuously
EEPROM data missing
The discharging temperature is higher than 120degree
Indoor operation mode is dif
ferent with the running
indoor unit.
Sensor broken down or short circuit for more than 2m continuously
Sensor broken down or short circuit for more than 2m continuously
Remarks
01(01H)
02(02H)
74(4AH)
73(49H)
72(48H)
83(53H)
07(07H)
06(06H)
08(08H)
11(0BH)
03(03H)
13(0DH)
05(05H)
80(50H)
12(0CH)
75(4BH)
77(4DH)
01D
02D
11
D
12D
10D
14D
06D
05
D
21D
30D
20D
31D
17D
15D
23D
18D
15D
Resumable if lower than 100 degree
shows resumable fault,
shows it is not resumable fault.