Mack V-MAC IV - Aftertreatment DPF Parked Regeneration

28V-MACCo-PilotOperator'sManual
AftertreatmentDPFParkedRegeneration
Aftertreatmentdieselparticulatelter(DPF)parkedregenerationallowstheoperator
tostartand/orstoptheregenerationmanuallywhenthevehicleisparked.Theoperator
isnotiedthataregenerationisneededwhentheiconsontheDPFSmartswitch
illuminate.Theoperatorshouldperformtheregenerationassoonaspossible.
PleaserefertotheinstructionsbelowonhowtousetheDPFSmartswitchforparked
regenerations.
1Movethevehicletoasafelocation,applytheparkbrakeandallowtheengineto
idle.
Note:Whenaregenerationisinprocess,theengineexhaustgastemperature
(EGT)willbeelevated.DONOTparkthevehiclewiththeexhaustoutletunder
lowhangingoverheadammableobjectssuchastrees,awnings,etc.,thatcouldbe
damagedbyelevatedexhausttemperatures.DONOTattempttoregenerateinside
agarageorenclosedareaifthetailpipeisattachedtoanexhaustventilationsystem
asthehosematerialmaynotberatedforthehightemperature.
2PressandholdthetoppartoftheDPFSmartswitchmomentarilytoinitiatethe
regeneration.
3Duringregeneration,theiconsontheswitchwillshutoff.Thehighexhaustsystem
temperature(HEST)indicatorontheinstrumentclusterwilllightuptonotify
ofhighexhausttemperatures.
4Forcatalyzedexhaustaftertreatmentsystems,theenginespeed(RPM)willramp
uptoaround1,100RPM.Fornon-catalyzedexhaustaftertreatmentsystems,the
enginewillcontinuetoidleduringtheregeneration.
5Regenerationwilltakebetween20and30minutestocomplete.
6Afterregenerationhascompletedandtheexhausttemperaturehasreturnedto
normal,theHESTindicatorwillshutoff.
7Iftheregenerationprocessneedstobestoppedandperformedatalatertime,please
referto
“AftertreatmentDPFInhibit/StopRegeneration”,page29forinformation.
CAUTION
Failuretoperformanaftertreatment
DPFregenerationinatimelymanner
afternoticationmayresultinengine
derate,cloggedordamagedDPF,and
engineshutdown.
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