Fault64:M/GTemperatureSensorFailure
InfoCenterDisplay:
_____ FAULT#64 _____
SensorFault
FaultDescription
Temperaturesensorfailuresweredetectedwithinthemotor/generatorcontroller.
CircuitDescription
Thereare3separatetemperaturesensorslocatedinsidethemotor/generator.Theyare:
•Fieldeffecttransistor(FET)temperature
•Motortemperature
•Logicboardtemperature
ConditionsforSettingtheFault
IftheFETandmotortemperaturesensorsfail,thisfaultisreported.
RecommendedServiceActions
Step1:Verifythatthefaultrepeats.
1.ClearthesystemfaultsfromtheInfoCenter.RefertoClearingFaultsfromtheInfoCenter(page21).
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page22)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep2.
Step2:Removethemotor/generatorassemblyfromthemachine.
Removethemotor/generatorassemblyfromthemachine.RefertoChapter5ofthe5010-HServiceManual.
Figure128.
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