Daikin ARC433A Series User Manual

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Trouble Shooting
Daikin Trouble Shooting Guide
Past & Current Models
Daikin Fault Codes
Outdoor Fault Codes
Fault Code Definition Supposed Causes Split Skyair VRV Package
L0 Failure of inverter system Defect power transistor, inverter PCB •
L1 Failure of inverter PCB Blown fuse, defect of inverter PCB, fan motor • •
L3 Electrical box temperature over
120°C when comp’ off
Defect of fan motor, PCB,
power transistor
•
L4 Fin temperature over 93°C Failed sensor, short circuit of airflow • • • •
L5 Inverter instantaneous DC over
current
Defect of inverter PCB,
compressor lock/windings
• • • •
L6 Inverter instantaneous AC over
current
Defect of inverter unit,
compressor lock/windings
•
L8 Over current of inverter compressor Defect of inverter PCB compressor
lock/ windings
• • •
L9 Inverter compressor start-up
failure
Defect of inverter PCB compressor
lock/ windings, refrigerant charge
• • •
LA Failure of power transistor Defect of power transistor, PCB, compressor •
LC Communication fails between PCB
& micro-computer
Noise, defect of PCB •
LC Communication fails between
main & inverter PCB
Defect of inverter PCB, main PCB, fan PCB,
noise filter, compressor
• • •
P1 Imbalance of power supply Open phase, imbalance between phases,
Defect of main capacitor, inverter PCB
• • •
P2 Automatic refrigerant charge
operation stop
Closed stop valve, closed refrigerant cylinder valve •
P3 Rise in electrical box temperature Defect of fin sensor, PCB, rise in
ambient temperature
• •
P4 Failed radiating fin sensor Sensor open/short circuit • • • •
P8 Coil freeze protection during
Automatic charging
Close refrigerant cylinder and start again •
P9 Failure of humidifier fan motor Defect of fan motor, PCB •
P9 Automatic charge operation
completed
•
PA Broken humidifier heater wire Blown thermal fuse, broken heater element •
PA Refrigerant cylinder empty Cylinder on master unit empty •
PC Refrigerant cylinder empty Cylinder on slave unit empty •
PE Auto charge nearly completed •
PH Humidifier outlet temperature
sensor/abnormal heater temp’
Sensor open/short circuit, defect of PCB,
defect of heater unit
•
PJ Capacity not set Capacity setting adaptor not fitted •
PJ Capacity setting error Incorrect capacity setting • •

Daikin ARC433A Series Specifications

General

Brand	Daikin
Model	ARC433A Series
Category	Remote Control
Language	English