Troubleshooting
SiBE811001EB
235
CONVENI-PACK
8.4.48 Field Setting Abnormality after Replacing Outdoor Unit Main PCB or
Defective Combination of PCB
Error Code
PJ
Applicable
Models
LRYEQ16AY1
Method of Error
Detection
This error is detected according to communications with the inverter.
Error Decision
Conditions
Make judgement according to communication data on whether or not the type of the inverter
PCB is correct.
Supposed
Causes
Wrong matching of type of PCB
Defective (or no) field setting after replacing outdoor unit main PCB
Troubleshooting
∗
1. PC0509-2
∗
2. PC0511-12
Is the type of the
compressor inverter
PCB (A4P) correct?
∗
1
Is the type of the fan
inverter PCB (A5P, A9P)
correct?
∗
2
Does the preparation
indication lamp (H2P) on
the outdoor unit main PCB
turn OFF?
Is the setting of DIP
switches when replace
the outdoor unit main
PCB correct?
Replace it with the correct
compressor inverter PCB.
NO
Replace it with the correct fan
inverter PCB.
NO
Set the DIP switches correctly.
(After setting: Reset the power
supply)
NO
Rectify the connection wiring.
NO
Replace the outdoor unit main
PCB.
YES
Caution
Be sure to turn off the power switch before connecting or disconnecting connectors, or parts may be damaged.
YES
YES
YES