Daikin RXQ12AHR, Руководство по обслуживанию

Страница: 265 / 321

SiAF341904E Troubleshooting by Error Code
Part 6 Service Diagnosis 259
5.46 Field Setting after Replacing Outdoor Unit Main PCB
Abnormality or Combination of PCB Abnormality
Applicable
Models
All outdoor unit models
Error Code
PJ
Method of Error
Detection
This error is detected according to communications with the inverter PCB.
Error Decision
Conditions
Make judgement according to communication data on whether or not the type of the inverter
PCB is correct.
Supposed
Causes
 Mismatching of type of PCB
 Improper (or no) field setting after replacing outdoor unit main PCB
Troubleshooting
Check in Monitor Mode
For the models equipped with 2
compressors, check the
compressor M1C or M2C
applicable to the error code
PJ
while in monitor mode of the
outdoor unit.
Has the
DIP switch setting
been made properly to
replace the outdoor unit
main PCB?
YES
YES
NO
NO
YES
NO
Replace with a correct
inverter PCB. (
#
1)
#
1
RXQ6-14A: A3P
RXQ16-20A: A3P, A6P
Replace with a correct fan
PCB. (
#
2)
#
2
RXQ6-12A: A4P
RXQ14-20A: A4P, A7P
Properly make DIP switch
setting.
(After completion of setting,
reset the power supply.)
Replace the outdoor unit
main PCB (A1P).
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Does
the inverter PCB
( 1) part No. match that
of the spare parts
list?
Does the
fan PCB ( 2) part
No. match that of the
spare parts
list?