Daikin RZQ100B8V3B Service Manual page 202

Error Codes: Indoor Units
1
Troubleshooting
3 3
4
5
Caution
3–54
Check the connector
connection.
Is it connected
properly?
Yes
Check the thermistor
resistance.
Is it normal?
Yes
Check the contact between
thermistor and PCB.
Is the
contact OK?
Yes
Replace outdoor
unit PCB.
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Correct the
No
connection.
Replace the
No
thermistor.
No Correct contact
C4: Indoor liquid pipe thermistor (R2T).
C5: Gaspipe thermistor (R3T)
C9: Air suction thermistor (R1T).
ESIE05-03
Part 3 – Troubleshooting