Haier AU482FIBHA - Page 25

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When the remote wire controller display E1,check controller board(LED1)of the indoor unit or the contoller board(LED)
of the outdoor unit.
High pressure switch abnormal
Voltage over low protection
Voltage over high protection
Recover the parameter set
when out of factory
Clear the malfunction memory
Need reset
Radiator temperature sensor
abnormal
No use
temporarily
Need reset and restart
Need reset and restart
Need reset and restart
Discharging temperature over
high abnormal
Low pressure abnormal
(AU55NFIAIA)
Malfunction description
1
2
E.4.
E.1.
Resumable
Remarks
code
LED display on
the regulating
board
If send to
indoor unit
Defrosting temperature sensor
abnormal
Over current Protection
Current sensor abnormal
Overload Protection
IPM protection
Read EEPROM value wrongly
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
----
E.3.
E.2.
E.5.
O.C.
P O.C.
C.T.
O.L.
P O.L.
E.P.
P E.P.
P E.E.
O.D.
P O.D.
O.P.
L.U.
P. L.U.
O.U.
P O.U.
O.H.
P I.A.
P C.T.
P R.E.
-------
After there are current malfunction for
3 times in 1 hour, the testing board will
display the last abnormal reason P X.X.
Need powered off and restart
After trouble shooting, need powered off
and restart
After there are current malfunction for
3 times in 1 hour, the testing board will
display the last abnormal reason P X.X.
Need powered off and restart
Need reset and restart
After there are current malfunction for
3 times in half an hour, the testing board
will display the last abnormal reason P
X.X. Need powered off and restart
After there are voltage malfunction for
3 times in 1 hour,the testing board will
display the last abnormal reason P X.X.
Need powered off and restart.
Resumable
Resumable
Resumable
Resumable
Resumable
Normal
0
Normal YES
Ambient temperature sensor
abnormal
Suction temperature sensor
abnormal
Discharging temperature sensor
abnormal
Coil temperature sensor
abnormal
YES
YES
YES
YES
YES
YES
No
YES
YES
No
YES
No
No
YES
No
YES
YES
YES
No
No
No
YES
AU48NFIBIA AU55NFIAIA AU52NFIAKA AU60NFIAKA AU48NFIBJA Malfunction confirming and malfunction
code
Malfunction