Toro Greensmaster TriFlex 3400 - Fault 129: Starter;Generator Current Sensor Fault

Fault129:Starter/GeneratorCurrentSensor
Fault
InfoCenterDisplay:
_____FAULT#129____
SGCurrentSensor
FaultDescription
Thisfaultisreportedwhenthestarter/generator(S/G)controllerdetectsthatoneofthethreecurrentsensors
insidetheS/Gcontrollerhasfailed.
CircuitDescription
TheS/Gcontrollercontains3internalcurrentsensors.
RecommendedServiceActions
Step1:Verifythatthefaultrepeats.
1.ClearthesystemfaultsfromtheInfoCenter.RefertoClearingFaultsfromtheInfoCenter(page19).
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page21)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep2.
Step2:InspectthewiringbetweentheS/Gandthecontroller.
TheS/Gandthecontrollereachhavecablingthatconnectstotheothercomponent.Inspectthewiringbetween
thecontrollerandthemotor/generator.
1.RemovetheS/Gassemblyfromthemachine.RefertoChapter6oftheGreensmasterTriFlex3320/3420
ServiceManual.UsetheRemovalprocedureineithertheGeneratorAssembly(Greensmaster3320)
sectionortheGeneratorAssembly(Greensmaster3420),dependingonyourmachine.
2.RemovethecontrollerfromtheS/G.RefertoChapter6oftheGreensmasterTriFlex3320/3420Service
Manual.UsetheapplicablepartsoftheGeneratorAssemblyServicesection.
3.Visuallyinspectthewiringandconnectorsinboththegeneratorassemblyandthecontroller.
Pass
Thewiringbetweenthecontrollerandthemotor/generatorpassedinspection.GotoStep5.
Fail
Thewiringbetweenthecontrollerandthemotor/generatordidnotpassinspection.Onlyrepair
wiringthathasworninsulationorarecessedconnectorpin.Replaceallcomponentsthathave
damaged,burned,orbrokenwiring.GotoReturningtheMachinetoService(page21)andfollow
thestepslisted.
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