![background image](http://html1.mh-extra.com/html/daikin/ftxs30lvju/ftxs30lvju_service-manual_3426901113.webp)
Troubleshooting
SiUS091133
103
Service Diagnosis
4.5
Thermistor or Related Abnormality (Indoor Unit)
Remote
Controller
Display
C4
,
C9
Method of
Malfunction
Detection
The temperatures detected by the thermistors determine thermistor errors.
Malfunction
Decision
Conditions
The thermistor input is more than 4.96 V or less than 0.04 V during compressor operation.
Supposed
Causes
Disconnection of connector
Defective thermistor
Defective indoor unit PCB
Troubleshooting
Check No.01
Refer to P.142
C4
: Indoor heat exchanger thermistor
C9
: Room temperature thermistor
YES
(R15717)
NO
Check No. 01
Check the thermistor resistance
value.
YES
NO
Caution
Correct the connection.
Replace the thermistor.
Replace the indoor unit PCB.
Normal?
Normal?
Check the connection of
connectors.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Содержание FTXS30LVJU
Страница 8: ...SiUS091133 Table of Contents vii...
Страница 11: ...SiUS091133 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 FTXS Series 2 1 2 FDXS Series 4...
Страница 15: ...SiUS091133 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 FTXS Series 6 1 2 FDXS Series 11...
Страница 164: ...SiUS091133 Check Service Diagnosis 154 15 18 class 24 30 36 class Power module R16697 R16073 Power module...
Страница 259: ...Indoor Unit FTXS30 36LVJU SiUS091133 249 Removal Procedure 6 Disconnect the connector Step Procedure Points R9558...
Страница 413: ...Wiring Diagrams SiUS091133 403 Appendix...