Haier CA0065EANR, Installation And Operation Manual

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27
Faults and treatment methods
7.1 Fault Code Query
(01 represents the A system,02 represents the B system)
S/N Fault code Fault description
Remarks
1 E01 Fault in air-condition flow switch One lock
2 E05
（
-01/02/
）
Compressor module three-phase AC input phase
sequence mission protection 4 times in 60min,
locked.
3 E06 Three-phase AC input phase sequence error protection One lock
4 E07 Fault in return water temperature sensor recoverable
5 E08 Fault in outlet water temperature sensor recoverable
6 E09 Fault in outdoor ambient temperature sensor recoverable
7 E15 Fault in communication of wired controller recoverable
7 E16 Fault in communication of main board recoverable
8 E17
（
-01/02
）
Fault in communication between compressor module
and main board
recoverable
9 E18
（
-01/02
）
Fault in communication between
fan module and main board
recoverable
10 E20
（
-01/02
）
The hardware transient overcurrent of the variable
frequency side of the system compressor module 4 times in 60min,
locked.
11 E21
（
-01/02
）
Instantaneous overcurrent detection of the variable
frequency side software of the system compressor
module
4 times in 60min,
locked.
12 E22
（
-01/02
）
The heat sink of the system compressor module is too
hot 4 times in 60min,
locked.
13 E23
（
-01/02
）
The system compressor module overloading
4 times in 60min,
locked.
14 E24
（
-01/02
）
The system compressor module undervoltage
4 times in 60min,
locked.
15 E25
（
-01/02
）
The system compressor module overvoltage
4 times in 60min,
locked.
16
E26
（
-01/02
）
The system compressor module variable frequency
side current detection circuit abnormal 4 times in 60min,
locked.
17 E27
（
-01/02
）
The system compressor module instantaneous power
failure 4 times in 60min,
locked.
18 E28
（
-01/02
）
Abnormal power supply on the control panel of the
system compressor module 4 times in 60min,
locked.
19 E29
（
-01/02
）
The system compressor module out-of-step
4 times in 60min,
locked.
20 E30
（
-01/02
）
Abnormal temperature sensor of compressor module
4 times in 60min,
locked.
21 E31
（
-01/02
）
The software transient overcurrent of the rectifier side
of the system compressor module 4 times in 60min,
locked.
22
E32
（
-01/02
）
The system compressor module rectifier side current
detection circuit abnormal 4 times in 60min,
locked.
23 E33
（
-01/02
）
The hardware transient overcurrent of the rectifier side
of the system compressor module 4 times in 60min,
locked.
24 E34
（
-01/02
）
Failed in the compressor module startup
4 times in 60min,
locked.
25 E37
（
-01/02
）
The system fan module overvoltage
4 times in 60min,
locked.
26 E38
（
-01/02
）
The system fan module undervoltage
4 times in 60min,
locked.
27 E39
（
-01/02
）
The system fan module software flow - limiting
operation 4 times in 60min,
locked.
28
E40
（
-01/02
）
System fan module software overcurrent protection
4 times in 60min,
locked.
29 E41
（
-01/02
）
System fan module hardware overcurrent protection
4 times in 60min,
locked.
30 E42
（
-01/02
）
System fan module NTC over-temperature protection
4 times in 60min,
locked.
31 E43
（
-01/02
）
System fan module AD detected abnormal shutdown of
the circuit 4 times in 60min,
locked.
32 E44
（
-01/02
）
The system fan module starts unsuccessfully or stops 4 times in 60min,