YanmarEngine
g287514
Figure14
1.Engine
2.EngineECU
TheengineusedonyourGroundsmasterisaYanmarTNVSeries,turbocharged,
dieselenginethatcomplieswithEPATier4emissionregulations.Engine
featuresincludeanelectroniccontrolunit(ECU)thatcontrolsacommonrailfuel
injectionsystemwithdirectinjection,water−cooledexhaustgasrecirculation
(EGR),anelectronicgovernor,anexhaustsystemdieseloxidationcatalyst
(DOC)andanexhaustdieselparticulatelter(DPF)withactiveregeneration.
Glowplugsareusedtoassiststartingtheengine.Numerousenginesensors
areusedtoallowtheengineECUtomonitorandcontrolengineoperationfor
optimumengineperformance.
Duringtheoperationoftheengine,ifconditionswarrant,theengineECUmay
generateanenginefault.UsethemachineInfoCentertoidentifytheengine
fault;refertotheYanmarTroubleshootingManual
,orcontactanAuthorized
ToroDistributorforassistance.
Groundsmaster
®
5900&5910
Page4–5
YanmarDieselEngine:GeneralInformation
16227SLRevB