Daikin FAQ71CVEB Service Manual

Troubleshooting by Remote Controller ESIE15-13B
122 Service Diagnosis
4.2 Error Codes and Description
Remote
Controller
Display
Contents of Error Reference Page
Indoor Unit
A1
Indoor unit PCB abnormality 124
A3
Drain water level system abnormality 125
A6
Indoor unit fan motor abnormality 127
AJ
Capacity setting abnormality 128
C1
Transmission Error (between indoor unit PCB and adaptor PCB) 129
C4
Heat exchanger thermistor system abnormality 131
C5
Intermediate heat exchanger thermistor system abnormality 131
C9
Suction air thermistor system abnormality 131
CC
Humidity sensor system abnormality 132
CE
Malfunction of Motion Sensor / Floor Temperature Sensor 133
CJ
Remote controller thermistor abnormality 138
Outdoor
Unit
E1
Outdoor unit PCB abnormality 139
E3
High pressure abnormality (detected by the high pressure switch) 140
E4
Actuation of pressure sensor 142
E5
Compressor motor lock 144
E7
Outdoor unit fan motor abnormality 145
E9
Electronic expansion valve abnormality 147
F3
Discharge pipe temperature control 150
H3
High pressure switch system abnormality 152
H4
Abnormal low pressure sensor 153
H9
Outdoor air thermistor system abnormality 154
J3
Discharge pipe thermistor system abnormality 154
J5
Suction pipe thermistor system abnormality 154
J6
Heat exchanger thermistor system abnormality 154
J7
Intermediate heat exchanger thermistor system abnormality 154
J8
Liquid pipe thermistor system abnormality 154
L1
Outdoor unit PCB abnormality 155
L4
Radiation fin temperature rise 157
L5
Output overcurrent detection 159
L8
Electronic thermal (time lag) 161
L9
Stall prevention (time lag) 163
LC
Transmission system abnormality (between control and inverter PCB) 165
P1
Open phase or power supply voltage imbalance 166
PJ
Defective capacity setting 167
U0
Refrigerant shortage 168
U2
Power supply voltage abnormality 171
System
U4
Transmission error between indoor and outdoor unit 173
U5
Transmission error between remote controller and indoor unit 176
U8
Transmission error between MAIN remote controller and SUB remote controller 177
UA
Field setting switch abnormality 178
UC
Address duplication of centralized controller 180
UE
Transmission error between centralized controller and indoor unit 181
UF
Transmission error between indoor and outdoor unit / piping and wiring
mismatch / refrigerant shortage
183

Daikin FAQ71CVEB Specifications

General

Brand	Daikin
Model	FAQ71CVEB
Category	Air Conditioner
Language	English