Troubleshooting By Error Code; Error Codes And Descriptions - Daikin VRV S RXQ4/5ARV1 Service Manual

Troubleshooting by Error Code

5. Troubleshooting by Error Code
5.1

Error Codes and Descriptions

Error code
Indoor Unit A0
A1
A3
A6
A8
A9
AF
AH
AJ
C1
C4
C5
C6
C9
CE
CJ
190
Operation
lamp
External protection device abnormality
l
Indoor unit PCB abnormality
l
Drain level control system abnormality
l
Indoor fan motor lock, overload
l
Indoor fan motor abnormality
l Power supply voltage abnormality
l Electronic expansion valve coil abnormality, dust clogging
k Humidifier system abnormality
l Auto grille unit error
l Defective capacity setting
Transmission abnormality (between indoor unit PCB and fan PCB)
l Transmission error
Transmission error (between indoor unit PCB and auto grille control PCB)
Indoor heat exchanger liquid pipe thermistor abnormality
l
Indoor heat exchanger gas pipe thermistor abnormality
l
Combination abnormality (between indoor unit PCB and fan PCB)
Capacity setting abnormality
l
Indoor unit PCB abnormality
l Suction air thermistor abnormality
k Infrared presence/floor sensor error
k Remote controller thermistor abnormality
Description
SiAF332111E
k: ON h: OFF l: Blink
Reference
page
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Part 6 Service Diagnosis