Service Manual

GeneralInformation
ThisChaptergivesinformationaboutspecicationsandrepairofthediesel
engineusedinGroundsmaster4100−Dand4110−Dmachines.
GeneralmaintenanceproceduresaredescribedinyourOperator’sManual.
Informationonenginetroubleshooting,testing,disassemblyandreassemblyis
identiedintheYanmarServiceManual.
Mostrepairsandadjustmentsrequiretoolswhicharecommonlyavailablein
manyserviceshops.SpecialtoolsaredescribedintheYanmarServiceManual.
Theuseofsomespecializedtestequipmentisexplained.However,thecostof
thetestequipmentandthespecializednatureofsomerepairsmaydictatethat
theworkbedoneatanenginerepairfacility.
ServiceandrepairpartsforYanmarenginesaresuppliedthroughyour
AuthorizedT oroDistributor.Ifnopartslistisavailable,bepreparedtoprovide
yourdistributorwiththeToromodelandserialnumberofyourmachine.
Operator’sManual
TheOperator’sManualprovidesinformationregardingtheoperation,general
maintenanceandmaintenanceintervalsforyourGroundsmastermachine.The
YanmarOperator’sManualincludesinformationspecictotheengineusedin
yourGroundsmaster.Refertothesepublicationsforadditionalinformationwhen
servicingthemachine.
YanmarServiceandTroubleshootingManuals
TheenginethatpowersyourGroundsmastermachineiseitheraYanmar
model4TNV84T−Z(usedonGroundsmastermodels30602,30604and30643)
(Tier4i)oraYanmarmodel4TNV86CT(usedonGroundsmastermodels
30606,30608and30644)(Tier4).BoththeYanmarServiceManualand
YanmarTroubleshootingManualareavailablefortheseengines.Makesure
thatthecorrectenginemanualsareusedwhenservicingtheengineonyour
Groundsmaster.
StoppingtheEngine
IMPORTANT
Aftermowingorfullloadoperationonmachineswitha
turbo−chargedengine,cooltheturbo-chargerbyallowingtheengine
torunatlowidlespeedforve(5)minutesbeforestoppingthe
engine.Avoidordon’tshutdowntheengineasspeedsgreaterthan
idle.Failuretodosomayleadtoprematureinternalwear/damageto
turbo-charger.
YanmarDieselEngine:GeneralInformation
Page4–2
Groundsmaster
®
4100-D&4110-D
13203SLRevE