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0403 Serial transmission trouble
0900 Trial operation
1102 Discharge temperature trouble
1111 Low pressure saturation temperature sensor trouble (TH2)
1302 High pressure trouble
1500 Refrigerant volume charge trouble
1505 Suction pressure trouble
2500 Leakage (water) trouble
2502 Drain pump trouble
2503 Drain sensor trouble
4102 Lacking power source error
4103 Reverse phase error/Lacking power source error
4115 Power supply sync signal trouble
4116 Fan speed trouble (motor trouble)
4200 VDC sensor/circuit trouble
4220 Bus voltage trouble
4230 Radiator panel overheat protection
4240
4250 [1]
[11]
[6]
[13]
Overcurrent protectio
IPM Alarm output/Bus voltage abnormality
IAC sensor overcurrent abnormality
IAC sensor circuit/abnormality
IAC sensor miss-wiring abnormality
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4260 Cooling fan trouble
Air inlet (TH21:IC)
5101
Discharge (TH1:OC)
Liquid pipe (TH22:IC)
5102
Low pressure saturation (TH2:OC)
5103
Gas pipe (TH23:IC)Thermal sensor
5105 trouble Liquid pipe (TH5)
5106 Ambient temperature (TH6)
5107 SC coil outlet (TH7)
5108 SC coil bypass outlet (TH8)
5110 Radiator panel (THHS)
5201 Pressure sensor trouble
5301
6600 Multiple address error
6602 Transmission processor hardware error
6603 Transmission circuit bus-busy error
6606 Communications with transmission processor error
6607 No ACK error
6608 No response error
7100 Total capacity error
7101 Capacity code error
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