Mitsubishi Electric e Series Service Handbook page 127

[ IX Troubleshooting ]
Abnormal stop condition table
Error code
1102 Discharge temperature fault
1138 Hot water abnormal rise
Discharge SH fault
1176
1189 ACC inlet SH fault
1301 Low pressure fault
1302
High pressure fault
1303
Cold water abnormal drop
1503
Gas leak fault
1510
Low evaporation temperature fault
1512
Water supply cutoff (Flow switch)
2503
Water supply cutoff (Sensor)
2501
4102 Open phase
4106 Power supply fault
Fan interlock fault
4122
Analog input error
4126
Inverter bus voltage fault
422*
423* Inverter overheat protection fault
424* Inverter overload protection
425* IPM error (inclusive)/overcurrent relay
426* Cooling fan fault
5101 Discharge refrigerant temp. (TH1, 101)
Discharge refrigerant temp. (TH2, 102)
5102
5103 Air heat exchanger refrigerant temp. (TH3, 103)
5104 Air heat exchanger refrigerant temp. (TH4, 104)
5105 Water heat exchanger refrigerant temp. (TH5, 105)
5106 Water heat exchanger refrigerant temp. (TH6, 106)
5107 ACC inlet refrigerant temperature (TH7, 8)
5108
ACC inlet refrigerant temp. (TH107, 108)
5109
Outdoor temperature (TH9)
5110 Inlet water temperature (TH10)
5111 Inlet water temperature (TH11)
5112 Outlet water temperature (TH12)
5114
THHS sensor/Circuit fault
5116
External water sensor 2 fault (TH116)
5117
External water sensor 1 fault (TH117)
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
0206
Expansion board error
7100
Capacity code error
7102
Connection count error
7105
Address setting error
7109
Prevention error of malfunction
7113
Model setting error
7117
Combination error
7130
HWE20010
Error type
- 118 -
Preliminary error One side circuit can be
code operated
1202
-
1276
1289
1401
1402
-
-
1612 or none
-
-
4152 or none
-
4172
-
432*
433*
434*
COMP: / FAN:
435*
COMP: / FAN:
-
1201
1202
-
-
-
-
-
-
-
-
-
-
1214
-
-
-
-
430*
COMP: / FAN:
430*
COMP: / FAN:
-
*2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Another unit can be
operated in the group
*1
GB