Troubleshooting By Error Code; Error Codes And Descriptions - Daikin SkyAir RZF-A Series Service Manual

SiME281906E

5. Troubleshooting by Error Code

5.1

Error Codes and Descriptions

Error Code
A0
A1
A3
A6
A8
AF
Indoor Unit
AJ
C1
C4
C5
C6
C9
CJ
E1
E3
E4
E5
E7
E9
F3
H3
H5
H9
J3
J5
J6
Outdoor J7
Unit
J8
L1
L4
L5
L8
L9
LC
P1
P4
PJ
U0
U1
U2
U4
U5
U8
System
UA
UC
UE
UF
Part 6 Service Diagnosis
Error of external protection device
Indoor unit PCB abnormality
Drain water level system abnormality
Indoor fan motor abnormality
The fuse is blown.
Fan PCB abnormality
Humidifier system abnormality
Defective capacity setting
Transmission error (between indoor unit PCB and fan PCB)
Indoor heat exchanger liquid pipe thermistor abnormality
Indoor heat exchanger middle thermistor abnormality
Combination error between indoor unit PCB and fan PCB
Suction air thermistor abnormality
Remote controller thermistor abnormality
Outdoor unit main PCB abnormality
High pressure abnormality
Low pressure abnormality
Compressor motor lock
Outdoor fan motor abnormality
Electronic expansion valve abnormality
Discharge pipe temperature abnormality
High pressure switch system abnormality
Compressor self-operating thermal protector
Outdoor air thermistor abnormality
Discharge pipe thermistor abnormality
Suction pipe thermistor abnormality
Outdoor heat exchanger distributor pipe thermistor abnormality
Outdoor heat exchanger middle thermistor abnormality
Outdoor heat exchanger liquid pipe thermistor abnormality
Outdoor unit main PCB abnormality
Radiation fin temperature rise
DC output overcurrent
Compressor overcurrent
Compressor startup abnormality
Transmission error between microcomputers on outdoor unit main PCB
PAM circuit error
Open phase or power supply voltage imbalance
Power module thermistor abnormality
Capacity setting abnormality
Refrigerant shortage
Frequency judgment abnormality
Power supply voltage abnormality
Transmission error between indoor unit and outdoor unit, outdoor fan motor
abnormality
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 centralized controller and indoor unit
Transmission error between indoor units and outdoor units
Description

Troubleshooting by Error Code

Reference Page
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