Toro Groundsmaster 4700-D - Page 46

PassiveDPFRegeneration
•Passiveregenerationoccursaspartofnormal
engineoperation.
•Whileoperatingthemachine,runtheengineat
full-enginespeedandhighloadwhenpossibleto
promoteDPFregeneration.
AssistDPFRegeneration
•Theenginecomputeradjustsenginesettingsto
raisetheexhausttemperature.
•Whileoperatingthemachine,runtheengineat
fullenginespeedandhighloadwhenpossibleto
promoteDPFregeneration.
ResetRegeneration
CAUTION
Theexhausttemperatureishot(approximately
600°C(1,112°F)duringDPFregeneration.Hot
exhaustgascanharmyouorotherpeople.
•Neveroperatetheengineinanenclosed
area.
•Makesurethattherearenoammable
materialsaroundtheexhaustsystem.
•Nevertouchahotexhaustsystem
component.
•Neverstandnearoraroundtheexhaust
pipeofthemachine.
g224417
Figure42
•Thehighexhaust-temperatureicondisplays
intheInfoCenter(Figure42).
•Theenginecomputeradjustsenginesettingsto
raisetheexhausttemperature.
Important:Thehighexhaust-temperature
iconindicatesthattheexhausttemperature
dischargedfromofyourmachinemaybe
hotterthanduringregularoperation.
•TopromoteDPFregeneration,mowwiththe
machinetocreatefullenginespeedandhighload.
•TheicondisplaysintheInfoCenterwhilethereset
regenerationisprocessing.
•Wheneverpossible,donotshutofftheengineor
reduceenginespeedwhiletheresetregeneration
isprocessing.
Important:Wheneverpossible,allowthe
machinetocompletetheresetregeneration
processbeforeshuttingofftheengine.When
timeislimitedtocompletetherengeration,
theassistregenerationstartsagainwhen
yourunthemachinetothecorrectoperating
temperatureandathighenginespeed.
PeriodicResetRegeneration
IftheenginehasnotcompletedasuccessfulReset,
Parked,orRecoveryregenerationintheprevious100
hoursofengineoperation,theenginecomputerwill
attempttoperformaresetregeneration.
SettingtheInhibitRegen
ResetRegenerationOnly
Note:IfyousettheInfoCentertoinhibitregeneration,
theInfoCenterdisplaysADVISORY#185(Figure43)
every15minuteswhiletheenginerequestsareset
regeneration.
g224692
Figure43
Aresetregenerationproducestheelevatedengine
exhaust.Ifyouareoperatingthemachinearound
trees,brush,tallgrass,orothertemperature-sensitive
plantsormaterials,youcanusetheInhibitRegen
settingtopreventtheenginecomputerfrom
performingaresetregeneration.Returnthe
settingbacktotheOFFpositionwhenthemachine
isawayfromtrees,brush,tallgrass,orother
temperature-sensitiveplantsormaterials.
Important:Whenyoushutofftheengineand
startitagain,theinhibitregensettingdefaultsto
OFF.
1.AccesstheDPFRegenerationmenu,pressthe
centerbuttontoscrolldowntotheINHIBITREGEN
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