Error Codes And Description - Daikin RZQ Series FCQ20EVA Service Manual

Troubleshooting by Remote Controller
4.2

Error Codes and Description

Remote
Controller
Display
A0
Indoor Unit
A1
A3
A6
A7
A8
AF
AJ
C1
C4
C6
C9
CC
CJ
E1
Outdoor
Unit
E3
E4
E5
E7
E9
F3
H3
H9
J1
J3
J5
J6
J7
J8
L1
L4
L5
L8
L9
LC
P1
P4
PJ
U0
U2
U4
System
U5
U8
UA
UC
UF
89
Error of external protection device
Indoor unit PCB abnormality
Drain water level system abnormality
Indoor unit fan motor abnormality
Swing flap motor abnormality / lock
Abnormal power supply voltage
Drain system abnormality
Capacity setting abnormality
Transmission error between indoor unit PCB and fan PCB
Heat exchanger thermistor abnormality
Combination error between indoor unit PCB and fan PCB
Suction air thermistor abnormality
Humidity sensor system abnormality
Room temperature thermistor in remote controller abnormality
Outdoor unit PCB abnormality
High pressure abnormality (detected by the high pressure switch)
Low pressure abnormality
Compressor motor lock
Outdoor unit fan motor abnormality
Electronic expansion valve abnormality
Discharge pipe temperature control error
High pressure switch system abnormality
Outdoor air thermistor abnormality
Pressure sensor abnormality
Discharge pipe thermistor abnormality
Suction pipe thermistor abnormality
Heat exchanger thermistor abnormality
Intermediate heat exchanger thermistor abnormality
Liquid pipe thermistor abnormality
Outdoor unit PCB abnormality
Radiation fin temperature rise
DC output overcurrent
Electronic thermal (time lag)
Stall prevention (time lag)
Transmission error between control and inverter PCB
Open phase or power supply voltage imbalance
Radiation fin thermistor (R10T) or related abnormality
Defective capacity setting
Refrigerant shortage (error)
Power supply voltage abnormality
Transmission error between indoor unit and outdoor unit
Transmission error between indoor unit and remote controller
Transmission error between MAIN remote controller and SUB remote
controller
Field setting switch abnormality
Centralized address setting error
Transmission error between indoor and outdoor unit / piping and wiring
mismatch / refrigerant shortage
Contents of Error
SiME281501E
Reference Page
91
92
93
95
96
98
99
100
101
103
104
103
105
106
107
108
110
112
114
116
119
121
122
123
122
122
122
122
122
124
126
128
130
132
134
135
137
138
139
140
141
142
143
146
147
148
150
151
Service Diagnosis