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6
.
T
R
O
U
B
L
E
S
H
6
.
T
R
O
U
B
L
E
S
7
Communication trouble
8
Current overload control
9
Maximum current control
10
Communication trouble(between
outdoor unit and driver unit)
11
Outdoor EEPROM in trouble
13
Compressor exhaust temperature too
high control
14
Outdoor ambient temperature sensor
in trouble
15
Compressor housing temperature
control
O
O
T
I
N
G
H
O
O
T
I
N
G
27
34
Indoor coil temperature sensor in
trouble
36
Communication between the indoor
and outdoor in trouble
39
Indoor fan motor operation abnormal
40
Grid protection alarm (cabinet type)
41
Detecting failures by zero-crossing
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