Error Codes And Description - Daikin RZQG71~140L7V1B Service Manual

Troubleshooting by Remote Controller
4.2

Error Codes and Description

Remote
Controller
Display
Indoor Unit A1
A3
A6
AJ
C1
C4
C5
C9
CC
CJ
Outdoor E1
Unit
E3
E4
E5
E7
E9
F3
H3
H9
J3
J5
J6
J7
J8
L1
L4
L5
L8
L9
LC
P1
PJ
U0
U2
U4
System
U5
U8
UA
UC
UE
UF
182
Indoor unit PCB abnormality
Drain water level system abnormality
Indoor unit fan motor abnormality
Capacity setting abnormality
Transmission Error (between indoor unit PCB and adaptor PCB)
Heat exchanger thermistor system abnormality
Intermediate heat exchanger thermistor system abnormality
Suction air thermistor system abnormality
Humidity sensor system abnormality
Remote controller thermistor abnormality
Outdoor unit PCB abnormality
High pressure abnormality (detected by the high pressure switch)
Actuation of pressure sensor
Compressor motor lock
Outdoor unit fan motor abnormality
Electronic expansion valve abnormality
Discharge pipe temperature control
High pressure switch system abnormality
Outdoor air thermistor system abnormality
Discharge pipe thermistor system abnormality
Suction pipe thermistor system abnormality
Heat exchanger thermistor system abnormality
Intermediate heat exchanger thermistor system abnormality
Liquid pipe thermistor system abnormality
Outdoor unit PCB abnormality
Radiation fin temperature rise
Output overcurrent detection
Electronic thermal (time lag)
Stall prevention (time lag)
Transmission system abnormality (between control and inverter PCB)
Open phase or power supply voltage imbalance
Defective capacity setting
Refrigerant shortage
Power supply voltage abnormality
Transmission error between indoor and outdoor unit
Transmission error between remote controller and indoor unit
Transmission error between MAIN remote controller and SUB remote controller
Field setting switch abnormality
Address duplication of centralized controller
Transmission error between centralized controller and indoor unit
Transmission error between indoor and outdoor unit / piping and wiring
mismatch / refrigerant shortage
Contents of Error
ESIE12-06
Reference Page
184
185
187
188
189
191
191
191
192
193
194
195
199
201
202
204
207
209
210
210
210
210
210
210
211
213
215
217
219
221
222
223
224
227
229
232
233
234
236
237
239
Service Diagnosis