Troubleshooting By Error Code; Error Codes And Descriptions - Daikin VRV EMERION RXYQ-AATJA Service Manual

SiUS342303E

3. Troubleshooting by Error Code

3.1

Error Codes and Descriptions

Error Operation
code lamp
A0
A1
A3
A6
A7 (1)
k
A8
A9
AA
AF (1) k
Indoor
AH
Unit
AJ
C1
C4
C5
C6
C9 (2)
CA
CC k
CE (1)
k
CJ (2)
k
E1
E2
E3
E4
E5
E6
E7
Outdoor
Unit
E9
F3
K k  l
F4
F6
H1
H3
H7
H9
Part 6 Service Diagnosis
External protection device abnormality
l
Indoor unit control PCB abnormality
l
l Drain level control system abnormality
Indoor fan motor lock, overload
Indoor fan motor abnormality
Overload/overcurrent/lock of indoor fan motor
l
Blower motor not running
Indoor fan motor status abnormality
Low indoor airflow
Swing flap motor abnormality
Power supply voltage abnormality
l
Blower motor stops for over/under voltage
l Electronic expansion valve coil abnormality, dust clogging
Gas furnace abnormality
l
Drain level above limit
l Self-cleaning decoration panel abnormality
l Capacity determination device abnormality
Transmission abnormality between indoor unit control PCB and fan PCB
l Blower motor communication error
Climate Talk communication error
l Indoor heat exchanger liquid pipe thermistor abnormality
Indoor heat exchanger gas pipe thermistor abnormality
l
Combination error between indoor unit control PCB and fan PCB
l Blower motor HP mismatch
Indoor blower does not have required parameters to function
Suction air thermistor abnormality
l
Remote sensor abnormality
l Discharge air thermistor abnormality
Humidity sensor system abnormality
Infrared presence/floor sensor error
Remote controller thermistor abnormality
l Outdoor unit main/sub PCB abnormality
Detection of ground leakage by leak detection circuit
l
Missing of ground leakage detection core
Activation of high pressure switch
l
l Activation of low pressure sensor
l Compressor motor lock
l Compressor damage alarm
Outdoor fan motor abnormality
l
Electronic expansion valve coil abnormality
l
Sub PCB momentary overcurrent
l Discharge pipe temperature abnormality
Wet alarm
l Refrigerant overcharged
l Box air thermistor abnormality
l Harness abnormality (between outdoor unit main PCB and inverter PCB)
Outdoor fan PCB abnormality
l
l Outdoor air thermistor abnormality
Error contents

Troubleshooting by Error Code

k: ON h: OFF l: Blink
Reference
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