DiodeAssemblies
g034714
Figure240
1.Endofthediodebody
3.Maleterminal
2.Diodeassembly4.Femaleterminal
g186681
Figure241
1.EngineECU2.Diode(3each)
TheelectricalsystemoftheGroundsmaster360machineincludes3diodes.The
maximumcurrentallowedthroughanyofthediodesis6A.Thediodeassemblies
canbeidentiedbyablackcolor,diodesymbol,andT oroPartNumberonthe
endofthediodeassemblybody(Figure240).Allthe3diodesplugintothe
enginewireharnessneartheYanmarengineECU(Figure241);refertothe
EngineWireHarnessDrawinginAppendixA(pageA–1)—FoldoutDrawings.
Adiodeassemblyisusedforcircuitprotectionfromthevoltagespikesthatoccur
whentheenginestartersolenoidisde-energized.
AdiodeassemblyisusedtoprotecttheengineECUfromreversepolarityin
theEGRrelaycircuit.
AdiodeassemblyisusedtoprotecttheengineECUfromreversepolarityinthe
alternatorcircuit.
ElectricalSystem:TestingtheElectricalComponents
Page5–98
Groundsmaster360
16225SLRevC