Toro Groundsmaster 4300-D - Diesel Particulate Filter (DPF); DPF Regeneration Process

GeneralInformation
ThischaptergivesinformationaboutspecicationsandrepairoftheYanmar
dieselengineusedintheGroundsmaster4300-Dmachine.Thegeneral
maintenanceproceduresaredescribedintheOperator’sManual.Detailed
informationonenginetroubleshooting,testing,disassembly,andassemblyis
identiedintheYanmarEngineServiceManualandTroubleshootingManual.
Additionally,someenginerepairproceduresaredescribedinthismanual.The
describedadjustmentsandrepairsrequiretoolswhicharecommonlyavailablein
manyserviceshops.SpecialtoolsaredescribedintheYanmarEngineService
Manual.Theuseofsomespecializedtestequipmentisexplained.However,
thecostofthetestequipmentandthespecializednatureofsomerepairsmay
dictatethattheworkbedoneatanenginerepairfacility.
ServiceandrepairpartsfortheYanmarenginesaresuppliedthroughyour
AuthorizedT oroDistributor.Ifthepartslistisnotavailable,provideyour
distributorwiththeT oroModelandSerialNumberofyourmachine.
TractionUnitOperator’sManual
TheOperator’sManualprovidesinformationregardingtheoperation,general
maintenance,andmaintenanceintervalsforyourmachine.Refertothe
Operator’sManualforadditionalinformationwhenservicingthemachine.
YanmarEngineServiceandTroubleshootingManuals
TheenginethatpowersyourGroundsmastermachineisaYanmarModel
3TNV86CT(usedonGroundsmaster4300-DModel30864),aTier4Fcompliant
engine.TheYanmarEngineServiceManualandTroubleshootingManualare
availablefortheseengines.Ensurethatthecorrectenginemanualsareused
whenservicingtheengineonyourmachine.
EngineElectronicControlUnit(ECU)
g188094
Figure7
1.Diesel-particulatelter(DPF)2.EngineECU
TheYanmarengineusedintheGroundsmaster4300-Dmachineusesan
electroniccontrolunit(ECU)forenginemanagementandtocommunicatewith
operatorInfoCenteronthemachine.TheengineECUislocatedattherightside
ofthemachinenearthediesel-particulatelter(DPF)(Figure7).
Groundsmaster
®
4300-D
Page3–3
DieselEngine:GeneralInformation
16226SLRevC