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Diagnostics
Concerned Sensor
resistance measurement
(Appendix TABLE)
Concerned Sensor
resistance measurement
(Appendix TABLE)
Normal
Does the Function return to
the normal after Heating ?
YES
NO
Change concerned Sensor
Is each concerned
Defrost Sensor Temp higher than the
terminated Temp?
Is the input voltage of
MICOM #9 higher than the voltage upon
the terminated Temp?
NO
YES
YES
Change Temp pick-up part,
Change PCB
NO
Change PCB
A