Toro Groundsmaster 5910 Series - Diesel Particulate Filter

DieselParticulateFilter
Thedieselparticulatelter(DPF)usedonYanmarTier4Fcompliantenginesis
designedtobreakdownthehazardouselementsintheexhaustandpreventthe
dischargeofunburntfueloroilknownasparticulatematterorsoot.TheDPF
includesaDieselOxidationCatalyst(DOC),aSootFilter(SF),2temperature
sensors,andapressuredifferentialsensor.Additionalinformationregardingthe
DieselParticulateFilter(DPF)canbefoundintheYanmarOperator’sManual–
IndustrialEnginesTNVsuppliedwithyourmachine.
Regeneration
TheengineECUmonitorstheexhaustpressurebeforeandafterthesootlter
intheDPFtodetermineifsootisaccumulating.Ifsootisaccumulatingduring
normalengineoperation,thepressuredifferentialwillincrease.Theincrease
inpressurewillsignaltheenginetobeginaprocesscalledRegeneration.
Regenerationincreasestheexhausttemperatureandthelengthoftimethe
engineoperatesatahigherthannormalexhausttemperature,incineratingthe
builtupsootandturningitintoash.Thedifferenttypesofregenerationusedare
listedinorderbasedontheamountofparticulatematterinthesootlter(least
tomost).
Note:TheuserinterfaceandInfoCenterdisplaysforDPFregenerationchanged
withmachinesoftware122−0310J.UsetheInfoCenterAboutscreentoverify
thesoftwareinstalledonthemachine.
•Formachineswithsoftware122−0310AthruH:CompleteDPF
regenerationinstructionscanbefoundintheupdatedtractionunitOperator’s
Manualforthespecicmachine.Visitwww.toro.comtodownloadtheupdated
tractionunitOperator’sManualforthemachine.
•Formachineswithsoftware122−0310Jandup:CompleteDPF
regenerationinstructionscanbefoundinthetractionunitOperator’sManual.
Visitwww.toro.comtodownloadthetractionunitOperator’sManualwiththe
correctDPFregenerationinstructionsforthemachine.
Typesofregenerationthatareperformedautomatically(whilethemachineisoperating)
Type
Conditions
Description
Passive
Occursduringnormaloperationofthe
machineathighenginespeedorhigh
engineload.
TheDPFprocesseshighheatexhaust
gasses,oxidizingharmfulemissions
andincineratingsoottoash.
TheInfoCenterdoesnotdisplayanicon
duringpassiveregeneration.
YanmarDieselEngine:GeneralInformation
Page4–6
Groundsmaster
®
5900&5910
16227SLRevB