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outdoor system malfunction code（the indoor unit can show you some malfunction code, as follow）
malfunctio
n codes
1#
Ambient sensors circuit break
2#
Hot temperature sensor circuit breaks or
shorts
3#
Outlet temperature sensor circuit breaks
or shorts
4#
DC compressor feedback.
5#
Outdoor
malfunction.
6#
Current overcharge.
7#
No load.
8#
Overloaded/ under loaded voltage.
9#
DC compressor failure.
10#
Refrigerating overload
12#
IPM protection
2
13#
E
ROM reading failure
2
14#
E
ROM coining failure
15#
DC fan malfunction
16#
NO AC power
17#
Aspiration sensor circuit breaks
19#
DC compressor speed control failure
21#
Coil 1 sensor circuit breaks or shorts
22#
Coil 2 sensor circuit breaks or shorts
31#
System A communication malfunction
32#
System B communication malfunction
Air Conditioner
malfunction
system
communication
HV series
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F12
F13
F14
F15
F16
F17
F19
F21
F22
F31
F32
43
Edition:2006/1/10
HS series
heating cooling
operation
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