Mitsubishi Electric CITY MULTI PQRY-P200YMF-B Service Handbook page 110

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)
1500 Overcharged refrigerant abnormality
1501 Low refrigerant abnormality
1505 Suction pressure abnormality
1607 Configuration datection abnormality
2000 Pump interlock abnormality
2134 Water temperature abnormality
2135 Water heat exchanger frost 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·IDC sensor/circuit abnormality
4210 Breaking of overcurrent
4220 Bus voltage abnormality
4230 Radiator panel overheat protection
4240 Overcurrent protection
4260 Cooling fan abnormality
5101
5102
5103
5104 Thermal sensor
5106 abnormality
5107
5109
5110
5112
5201 Pressure sensor abnormality (OC)
5301 IDC 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 (TH3)
Accumulater liquid level (TH4)
Inlet water temperature (TH6)
THINV
CS circuit (TH9)
Radiator panel (THHS)
Compressor shell temperature (TH10)
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