SiBE041213E
Troubleshooting
Service Diagnosis
62
4.5
Thermistor or Related Abnormality (Indoor Unit)
Error Code
C4
,
C9
Method of Error
Detection
The temperatures detected by the thermistors determine thermistor errors.
Error 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
Thermistor corresponding to the error code is defective
Defective indoor unit PCB
Troubleshooting
Check No.01
Refer to P.92
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 RXS35K2V1B
Страница 12: ...SiBE041213E 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Страница 14: ...SiBE041213E 3 Specifications Part 2 Specifications 1 Specifications 4 ...
Страница 59: ...SiBE041213E Remote Controller 48 Part 5 Remote Controller 1 Remote Controller 49 ...
Страница 111: ...SiBE041213E Check Service Diagnosis 100 42 class 50 class R12266 Tester 1 2 3 4 Tester 1 2 3 4 R14700 ...
Страница 113: ...SiBE041213E Check Service Diagnosis 102 42 class 50 class R18241 Power module Power module R16692 ...
Страница 129: ...Revision History Month Year Version Revised contents 05 2013 SiBE041213E First edition ...