SiBE01-829
Troubleshooting
Service Diagnosis
61
4.5.2 Room Temperature Thermistor
Remote
Controller
Display
C9
Method of
Malfunction
Detection
The temperatures detected by the room temperature thermistor is used to determine thermistor
error.
Malfunction
Decision
Conditions
When the room temperature thermistor input is more than 4.96 V or more, or 0.04 V or less
during compressor operation
∗
.
∗
(Reference)
Room temperature thermistor: 30
Ω
or less, or 490k
Ω
or more.
Supposed
Causes
Faulty thermistor
Faulty PCB
Troubleshooting
Check No.06
Refer to P.67
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
(R8505)
Check No. 06
Check the thermistor resistance
value.
YES
NO
Replace the thermistor.
(Replace the display PCB.)
Replace the indoor unit PCB.
Is it normal?
Содержание FTYN25GXV1B
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Страница 11: ...Introduction SiBE01 829 x...
Страница 12: ...SiBE01 829 List of Function 1 Part 1 List of Function 1 Functions 2...
Страница 15: ...Functions SiBE01 829 4 List of Function...
Страница 16: ...SiBE01 829 Specifications 5 Part 2 Specifications 1 Specifications 6...
Страница 19: ...Specifications SiBE01 829 8 Specifications...
Страница 23: ...Printed Circuit Board Connector Wiring Diagram SiBE01 829 12 Printed Circuit Board Connector Wiring Diagram...
Страница 81: ...Check SiBE01 829 70 Service Diagnosis...
Страница 86: ...Others SiBE01 829 108 Others...
Страница 92: ...Wiring Diagrams SiBE01 829 114 Appendix...
Страница 96: ...SiBE01 829 iv Drawings Flow Charts...