Toro Groundsmaster 360 Service Manual

GeneralInformation
ThischaptergivesinformationaboutspecicationsandrepairoftheYanmar
dieselengineusedintheGroundsmaster360machine.Thegeneral
maintenanceproceduresaredescribedintheOperator’sManual.Detailed
informationonenginetroubleshooting,testing,disassembly,andassemblyis
identiedintheYanmarEngineServiceManualandTroubleshootingManual.
Additionally,someenginerepairproceduresaredescribedinthismanual.The
describedadjustmentsandrepairsrequiretoolswhicharecommonlyavailablein
manyserviceshops.SpecialtoolsaredescribedintheYanmarEngineService
Manual.Theuseofsomespecializedtestequipmentisexplained.However,
thecostofthetestequipmentandthespecializednatureofsomerepairsmay
dictatethattheworkbedoneatanenginerepairfacility.
ServiceandrepairpartsfortheYanmarenginesaresuppliedthroughyour
AuthorizedToroDistributor.Ifthepartslistisnotavailable,provideyour
distributorwiththeT oroModelandSerialNumberofyourmachine.
TractionUnitOperator’sManual
TheOperator’sManualprovidesinformationregardingtheoperation,general
maintenance,andmaintenanceintervalsforyourmachine.Refertothe
Operator’sManualforadditionalinformationwhenservicingthemachine.
YanmarEngineServiceandTroubleshootingManuals
TheenginethatpowersyourGroundsmastermachineisaYanmarModel
3TNV88C-DTR3(usedonGroundsmaster360Models31200and31202),aTier
4Fcompliantengine.TheYanmarEngineServiceandTroubleshootingManual
areavailablefortheseengines.Ensurethatthecorrectenginemanualsare
usedwhenservicingtheengineonyourmachine.
EngineElectronicControlUnit(ECU)
TheYanmarengineusedintheGroundsmaster360machineusesanelectronic
controlunit(ECU)forenginemanagementandtocommunicatewithoperator
InfoCenteronthemachine.TheengineECUislocatedinsidethepowercenter
assemblybehindtheoperatorseat.
IMPORTANT
DonotplugorunplugtheengineECUfor30secondsafterthe
machinekeyswitchisturnedoff.TheengineECUmayremain
energizedeventhoughthekeyswitchisintheOFFposition.
IfyoumustdisconnecttheengineECUforanyreason,ensurethatthekeyswitch
isintheOFFpositionwiththekeyremovedbeforedisconnectingtheengineECU.
Also,topreventpossibleengineECUdamagewhenweldingonthemachine,
disconnectandremovetheengineECUfromthemachinebeforewelding.
Theengineelectricalcomponents(e.g.,engineECU,fuelinjectors,EGR,and
exhaustDPF)areidentiedandmatchedintheengineECUprogram.Ifthe
engineelectricalcomponentsarereplaced,theYanmarelectronictoolmust
beusedtoupdatetheengineECUprogramwhichwillensurecorrectengine
operation.
IftheengineECUidentiesthatanengineproblemexists,theenginespeed
maybereducedortheenginemayshutoff.TheYanmartroubleshootingmanual
andelectronicdiagnosistoolshouldbeusedtoprovideassistanceinidentifying
Groundsmaster360
Page3–3
DieselEngine:GeneralInformation
16225SLRevC

Toro Groundsmaster 360 Specifications

General

Cutting Width	72 inches
Fuel Type	Diesel
Number of Blades	3
Transmission	Hydrostatic
Turning Radius	0 inches (0 cm) - Zero Turn
Drive System	4WD
Cutting Height	1.5 - 5 inches