Daikin RY35GXV1 Service Manual page 60

SiBE01-829
4.5.2 Room Temperature Thermistor
C9
Remote
Controller
Display
Method of The temperatures detected by the room temperature thermistor is used to determine thermistor
error.
Malfunction
Detection
Malfunction When the room temperature thermistor input is more than 5 V, or 0 V during compressor
operation ∗ .
Decision
Conditions
∗
Room temperature thermistor: 30 Ω or less, or 490k Ω or more.
Supposed
Causes
Troubleshooting
Check No.06
Refer to P.55
Service Diagnosis
(Reference)
Faulty thermistor
Faulty PCB
Be sure to turn off power switch before check the resistance value, or
Caution parts damage may be occurred.
Check No. 06
Check the thermistor resistance
value.
Is it normal?
YES
NO
Troubleshooting
Replace the thermistor.
(Replace the display PCB.)
Replace the indoor unit PCB.
(R8505)
49