Troubleshooting By Error Code; Error Codes And Descriptions - Daikin VRV RXYQ72-384XAYCA Service Manual

Troubleshooting by Error Code

3. Troubleshooting by Error Code
3.1

Error Codes and Descriptions

Error Operation
code lamp
A0
l
A1
l
A3
l
A6
l
A7 (1)
k
A8
l
A9
l
AA
l
AF (1)
k
Indoor
AH
l
Unit
AJ
l
C1
l
C4
l
C5
l
C6
l
C9 (2)
l
CA
l
CE (1)
k
CJ (2)
k
E1
l
E2
l
E3
l
E4
l
E5
l
E6
l
Outdoor
E7
l
Unit
E9
l
F3
l
F4
k/K l
F6
l
H3
l
H7
l
H9
l
217
External protection device abnormality
Indoor unit control PCB abnormality
Drain level control system abnormality
Indoor fan motor lock, overload
Indoor fan motor abnormality
Overload/overcurrent/lock of indoor fan motor
Blower motor not running
Indoor fan motor status abnormality
Low indoor airflow
Swing flap motor abnormality
Power supply voltage abnormality
Blower motor stops for over/under voltage
Electronic expansion valve coil abnormality, dust clogging
Gas furnace abnormality
Drain level above limit
Self-cleaning decoration panel abnormality
Defective capacity setting
Transmission abnormality between indoor unit control PCB and fan PCB
Blower motor communication error
Climate Talk communication error
Indoor heat exchanger liquid pipe thermistor abnormality
Indoor heat exchanger gas pipe thermistor abnormality
Combination error between indoor unit control PCB and fan PCB
Capacity setting abnormality
Blower motor HP mismatch
Indoor blower does not have required parameters to function
Suction air thermistor abnormality
Remote sensor abnormality
Discharge air thermistor abnormality
Infrared presence/floor sensor error
Remote controller thermistor abnormality
Outdoor unit main PCB abnormality
Detection of ground leakage by leak detection circuit
Missing of ground leakage detection core
Activation of high pressure switch
Activation of low pressure sensor
Compressor motor lock
Compressor damage alarm
Outdoor fan motor abnormality
Electronic expansion valve coil abnormality
Discharge pipe temperature abnormality
Wet alarm
Refrigerant overcharged
Harness abnormality (between outdoor unit main PCB and inverter PCB)
Outdoor fan PCB abnormality
Outdoor air thermistor (R1T) abnormality
Error contents
SiUS342004EB
k: ON h: OFF l: Blink
Reference
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Part 6 Service Diagnosis