Daikin VRV Inverter K Series - Diagnosis by Malfunction Code

Diagnosis by Malfunction Code SiE-05C
128 Troubleshooting Inverter K Series
2. Diagnosis by Malfunction Code
2.1 Diagnosis by Malfunction Code
Malfunction code Malfunction contents Fan operation Page
A0 Indoor unit: Error of external protection device 130
A1 Indoor unit: PC board defect 131
A3 Indoor unit: Malfunction of drain level control system (33H)  132
A6 Indoor unit: Fan motor (M1F) lock, overload 133
A7 Indoor unit: Malfunction of swing flap motor (M1S)  134
A9 Indoor unit: Malfunction of moving part of electronic expansion valve
(Y1E)
 135
AF Indoor unit: Drain level above limit 136
AJ Indoor unit: Malfunction of capacity determination device 136
C4 Indoor unit: Malfunction of thermistor (R2T) for liquid pipe  137
C5 Indoor unit: Malfunction of thermistor (R3T) for gas pipes  137
C9 Indoor unit: Malfunction of thermistor (R1T) for air inlet  138
CJ Indoor unit: Malfunction of thermostat sensor in remote controller  138
E0 Outdoor unit: Actuation of safety device 139
E1 Outdoor unit: PC board defect 139
E3 Outdoor unit: Actuation of high pressure switch 140
E4 Outdoor unit: Actuation of low pressure switch  141
E9 Outdoor unit: Malfunction of moving part of electronic expansion
valve (Y1E)
 142
F3 Outdoor unit: Abnormal discharge pipe temperature  143
H9 Outdoor unit: Malfunction of thermistor for outdoor air (R1T)  144
J3 Outdoor unit: Malfunction of discharge pipe thermistor (R3T)  144
J5 Outdoor unit: Malfunction of thermistor (R4T) for suction pipe  145
J6 Outdoor unit: Malfunction of thermistor (R2T) for heat exchanger  145
JA Outdoor unit: Malfunction of discharge pipe pressure sensor  146
JC Outdoor unit: Malfunction of suction pipe pressure sensor  147
JH Outdoor unit: Malfunction of oil temperature thermistor (R5T)  148
U0 Low pressure drop due to refrigerant shortage or electronic
expansion valve failure
 149
U1 Negative phase, open phase  150
U2 Power supply insufficient or instantaneous failure  166
U4 Malfunction of transmission between indoor units  151
U5 Malfunction of transmission between remote controller and indoor
unit
152
U7 Malfunction of transmission between outdoor units  153
U8 Malfunction of transmission between master and slave remote
controllers
 154
U9 Malfunction of transmission between indoor and outdoor units in the
same system
 155
UA Excessive number of indoor units  156
UC Address duplication of central remote controller  156
UF Refrigerant system not set, incompatible wiring/piping  157
UH Malfunction of system, refrigerant system address undefined  158
SI-05C.BOOK Page 128 Monday, November 6, 2000 4:13 PM
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