Mitsubishi Electric e Series Service Handbook page 138

[ IX Troubleshooting ]
Abnormal stop condition table
Error code
1102 Discharge temperature fault
1138 Hot water abnormal rise
1176 Discharge SH fault
1189 ACC inlet SH fault
1301 Low pressure fault
1302
High pressure fault
1303
1503 Cold water abnormal drop
1510 Gas leak fault
1512 Low evaporation temperature fault
2500 Water supply cutoff (Flow switch)
2501
Water supply cutoff (Sensor)
2550
4102 Open phase
4106 Power supply fault
4115 Power supply frequency fault
4116 Fan motor fault
4122 Fan interlock fault
4126 Analog input error
422* Inverter bus voltage fault
423* Inverter overheat protection fault
424* Inverter overload protection
425* IPM error (inclusive)/overcurrent relay
426* Cooling fan fault
5101 Water inlet temp 1 thermistor error (TH1)
5102 Water inlet temp 2 thermistor error (TH2)
5103 Water inlet temp 3 thermistor error (TH3)
5105 ACC inlet refrigerant temperature thermistor error (TH5/TH25)
5106 Air heat exchanger refrigerant thermistor error (TH6/TH26)
5107 Water heat exchanger refrigerant thermistor error (TH7/TH27)
5110 Outdoor temperature thermistor error (TH10)
5111 Discharge refrigerant temperature thermistor error (TH11/TH21)
5114 THHS sensor/Circuit fault
5115 External water sensor fault
5201 High pressure sensor fault
5202 Low pressure sensor fault
530* ACCT sensor fault/Circuit fault
0403 Serial communication error
6500 Communication error between the MAIN and SUB units
6600 Communication error between the MAIN and SUB units
6602 Communication error between the MAIN and SUB units
6603 Communication error between the MAIN and SUB units
6606 Communication error between the MAIN and SUB units
6607 Communication error between the MAIN and SUB units
6608 Communication error between the MAIN and SUB units
6831 Remote controller signal reception error 1
6832 Remote controller signal transmission error
6834 Remote controller signal reception error 2
6833 Remote controller over current
7113
Model setting error
7117
: One side circuit can be operated.
: Another module can be operated.
: Operation impossible
: Not abnormal stop
*1: Case of the one pump system
*2: Case of the communication error between the MAIN and SUB circuits
*3: " * " in the error code column shows types of components. (0/1: COMP for MAIN circuit, 2: COMP for SUB circuit, 5: FAN 1, 6: FAN 2, 7: FAN 3)
HWE1417B
Error type
- 129 -
One side circuit can Another module can
be operated be operated
*1
*2
GB