Field Setting After Replacing Outdoor Unit Main Pcb Abnormality Or Combination Of Pcb Abnormality - Daikin Aurora Series Service Manual

SiUS341802E
2.55 Field Setting after Replacing Outdoor Unit Main PCB
Abnormality or Combination of PCB Abnormality
PJ
Error Code
Applicable All outdoor unit models
Models
Method of Error This error is detected according to communications with the inverter PCB.
Detection
Error Decision
Make judgement according to communication data on whether or not the type of the inverter PCB is
Conditions correct.
Supposed
Causes
Troubleshooting
Service Diagnosis
Mismatching of type of PCB
Improper (or no) field setting after replacing outdoor unit main PCB
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
Does the
inverter PCB part
No. match that of the
spare parts
list?
YES
Does the
fan PCB part No.
match that of the spare
parts list?
YES
Has
the DIP
switch setting been
made properly to replace
the outdoor unit
main PCB?
YES
Does the
"Under Preparation"
indication lamp (H2P) on
the outdoor unit
main PCB turn
OFF?
YES
NO
NO
NO
NO
Troubleshooting by Error Code
Replace with a correct
inverter PCB.
RXLQ-TATJU,
RXLQ-TAYDU: A3P
RXLQ-TAYCU,
RXYQ-TAYCU: A4P
Replace with a correct fan
PCB.
RXLQ-TATJU,
RXLQ-TAYDU: A4P, A5P
RXLQ-TAYCU,
RXYQ-TAYCU: A5P, A6P
Properly make DIP switch
setting.
(After completion of setting,
reset the power supply.)
Modify the connection
wiring.
Replace the outdoor unit
main PCB (A1P).
252