Daikin VRVII Manual page 176

Troubleshooting by Indication on the Remote Controller
Troubleshooting
Caution
Is the
connector
for heat
exchanger gas pipe
thermistor connected
to outside unit
PCB?
YES
Is the
resistance
measured after
removing the
thermistor from outside
unit PCB normal?
CHECK 11
YES
CHECK 11
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
NO
NO
Refer to P.369.
Connect the
connector and
operate unit
again.
Replace the
thermistor.
Replace the
outside unit PCB.
171