Daikin SkyAir Service Manual page 185

Troubleshooting by Remote Controller Display / LED Display
Troubleshooting
174
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Check the connector
connection.
NO
Is it connected
properly?
YES
Check the thermistor
resistance.
NO
Is it normal?
YES
Check the contact between
thermistor and PC board.
Is the
NO
contact OK?
YES
Replace outdoor
unit PC board.
Correct the
connection.
Replace the
thermistor.
Correct contact.
C4 : Indoor liquid pipe thermistor (R2T).
C9
: Air suction thermistor (R1T).
SiBE28-804
Troubleshooting