Check Code List - Mitsubishi Electric PUHY-200YMF-C Service Handbook

Check Code List

Check Code
0403 Serial transmission abnormality
0900 Trial operation
1102 Discharge temperature abnormality
1111 Low pressure saturation temperature sensor abnormality (TH2)
1112 Low pressure saturation
1113 temperature abnormality Liquid level sensing temperature sensor abnormality (TH3)
1301 Low pressure abnormality (OC)
1302 High pressure abnormality (OC)
1368 Liquid side pressure abnormality (BC)
1370 Intermediate pressure abnormality (BC)
1500 Overcharged refrigerant abnormality
1501 Low refrigerant abnormality
1505 Suction pressure abnormality
2500 Leakage (water) abnormality
2502 Drain pump abnormality
2503 Drain sensor abnormality
4103 Reverse phase abnormality
4115 Power supply sync signal abnormality
4116 Fan speed abnormality (motor abnormality)
4200 VDC sensor/circuit abnormality
4220 Bus voltage abnormality
4230 Radiator panel overheat protection
4240 Over loard protection
4250 IPM Alarm output / Bus voltage abnormality / Over Current Protection
4260 Cooling fan abnormality
5101
5102
5103
5104 Thermal sensor
5105 abnormality
5106
5107
5108
5109
5110
5112
Pressure sensor abnormality (OC)
5201
Liquid side pressure sensor abnormality (BC)
5203 Intermediate side pressure sensor abnormality (BC)
5301 IAC sensor/circuit abnormality
6600 Multiple address abnormality
6602 Transmission processor hardware abnormality
6603 Transmission circuit bus-busy abnormality
Check Content
Liquid level sensing temperature sensor abnormality (TH4)
Air inlet (TH21:IC)
Discharge (TH1:OC)
Liquid pipe (TH22:IC)
Low pressure saturation (TH2:OC)
Gas pipe (TH23:IC)
Accumulater liquid level (LD1)
Accumulater liquid level (LD2)
Liquid pipe (TH5)
Ambient temperature (TH6)
SC coil outlet (TH7)
SC coil bypass outlet (TH8)
CS circuit (TH9)
Radiator panel (THHS)
Compressor shell temperature (TH10)
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