GeneralElectricalDiagnosticInformation
Machineelectricalschematicsandwireharnessdiagramsarenecessaryfortroubleshootingmachinecircuits.
Theschematicsanddiagramsareavailableinthe5010-HServiceManual.
ConsumableMaterialsList
Important:Refertotheapplicablematerialsafetydatasheets(MSDS)whenusingchemicals.
ConsumableMaterials
Material
SpecicationandorManufacturer/Supplier
BatteryterminalprotectorToroPartNo.107-0392
Blackvinyltape
3M™Tartan™1710GeneralUseVinylElectricalInsulatingTape,
commerciallyavailable
CrocusclothANSIB74.18,commerciallyavailable
DielectricgelToroPartNo.107-0342
Electricalcontactcleaner
Commerciallyavailable
Eraser(pinkpearl)Commerciallyavailable
Isopropylalcohol
Commerciallyavailable
Non-conductiveabrasivepaper(120grit)Manufacturer/Supplier(3M),commerciallyavailable
Wiredryeraerosol
Commerciallyavailable
SpecialTools
Multimeter
Useadigitalmultimeterwhentestingelectricalcircuits.Thehighimpedance(internalresistance)ofadigital
multimeterinthevoltagemodeensuresthatexcesscurrentisnotallowedthroughthemultimeter.Excess
currentcandamageelectricalandelectroniccircuitsnotdesignedtocarrythecurrent.
Readandunderstandthemanufacturer’soperatinginstructionsforthemultimeter.
ToroDIAGUSB/CANCable
TheT oroDIAGsoftwareusesaUSBtoCANconnection,viaaT oroDIAGUSB/CANcable(T oroPartNo.
115-1944).
InspectingtheHarnessandComponentConnector
Assemblies
Thewireharnessesandelectricalcomponentsincludethefollowing:
•Electricalconnectors
•Connectorpins
•Electricalterminals
•Insulatedwire
Whileyouaretroubleshooting,inspectthepartsforwear,damage,andcorrosion.
Commonelectricalproblemsinclude:
•Open,shorted,orburnedwires
Note:Debris,suchaswetgrassclippings,canactasaconductor.
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