Daikin VRVII - Page 309

Troubleshooting by Indication on the Remote Controller
304
A
YES
YES
NO
Connect the
power supply
wire for the
external control
adaptor for
outdoor unit to
5V supply line.
Replace the PCB
of the external
control adaptor
for outdoor unit.
Check if
the normal
condition monitor
LED for the external
control adaptor for
outdoor unit
blinks.
NO
Check if
the power
supply wire for the
external control
adaptor for outdoor
unit is connected
to 5V supply
line.
Replace the
outdoor unit main
PCB.