Au48Nfibia Malfunction Code - Haier H-MRV Series Service Manual

AU48NFIBIA malfunction code:

Malfunction description
Normal
Defrosting temperature
sensor abnormal
Ambient temperature sensor
abnormal
Suction temperature sensor
abnormal
Discharging temperature
sensor abnormal
Coil temperature sensor
abnormal
Over current protection
Current sensor abnormal
Overload protection
IPM protection
Read EEPROM value
wrongly
Discharging temperature
over high abnormal
High pressure switch
abnormal
Voltage over low protection
Voltage over high protection
Compressor overheat
protection
Recover the parameter set
when out of factory
Clear the malfunction
memory
Need reset
Radiator temperature sensor
abnormal
LED display on
Code the regulating
board
0 Normal
1 E.4.
2 E.1.
3 E.3.
4 E.2.
5 E.5.
O.C.
6
P O.C.
7 C.T.
O.L.
8
P O.L.
E.P.
9
P E.P.
10 P E.E.
O.D.
11
P O.D.
12 O.P.
L.U.
13
P L.U.
O.U.
14
P O.U.
15 O.H.
16 P I.A.
17 P C.T.
18 P r.E.
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If sent to
Remarks
indoor unit?
Yes
Yes
Resumable
Yes Resumable
Yes Resumable
Yes Resumable
Yes Resumable
Yes After there are current malfunction for 3
times in 1 hour, the testing board will
display the last abnormal reason P X.X.
no
Need powered off and restart
Yes After trouble shooting, need powered off
and restart
Yes After there are current malfunction for 3
no times in 1 hour, the testing board will
display the last abnormal reason P X.X.
Yes
Need powered off and restart
no
no
Need reset and restart
After there are current malfunction for 3
Yes
times in half an hour, the testing board
will display the last abnormal reason P
no
X.X. Need powered off and restart
Yes
Resumable
Yes
After there are voltage malfunction for 3
times in 1 hour, the testing board will
Yes display the last abnormal reason P X.X.
Need powered off and restart
Yes
Resumable
no
Need reset and restart
no Need reset and restart
no Need reset and restart
No use
temporarily
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