![background image](http://html1.mh-extra.com/html/daikin/vrvii/vrvii_manual_4705257254.webp)
Troubleshooting by Indication on the Remote Controller
249
Remote Controller Display
PJ
Applicable Models
VRVII-S Series
Method of Error Detection
Check the communication state between inverter PCB
and control PCB by micro-computer.
Error Decision Conditions
When the communication data about inverter PCB type is
incorrect.
Supposed Causes
Mismatching of inverter PCB
Defective field setting
Troubleshooting
YES
YES
NO
Was the
PCB replaced?
NO
Is the
PCB type
correct?
Replace the PCB
by the correct
one.
Replace the
PCB.
YES
NO
Is the
field setting
when the PCB was
replaced
correct?
Correct field
setting.
After resetting,
restart.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
Содержание VRVII
Страница 1: ...Pocket Manual Service Diagnosis Si30 701_A...