EasyManuals Logo

Navistar MaxxForce 7 User Manual

Navistar MaxxForce 7
110 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #63 background imageLoading...
Page #63 background image
SECTION4ENGINEOPERATION
Operation(cont.)
AFTERTREATMENTSYSTEM
Theengineandvehicleexhaustpipingincludesan
AftertreatmentSystemtocapturesootandotherparticulates
beforetheyexittheexhaustpipe.Thesootiscapturedbythe
DieselParticulateFilter(DPF)andisperiodicallyconvertedto
carbondioxide(CO
2
)byaRegeneration(Regen)process.
TheRegenprocessmaytakeplaceduringvehicleoperation
(ActiveRegen).TheActiveRegenprocesswillbetriggeredby
eitheratime-basedsootorasootmassbuildup-basedstrategy.
AParkedRegenprocessisrequiredwhensufcientthermal
energyhasnotbeenpresenttoinitiatetheprocessforDiesel
OxidationCatalyst(DOC)lightoff.Thevehicleisrequiredtobe
parked(stationary).
AParkedRegenerationwillberequestediftheRegeneration
cannotbecompletedduringdriving.
Inthiscase,adash-mountedlampwillbelittoalertthedriver
toperformaParkedRegeneration.
ThedrivermustparkthevehicleandthenperformtheRegen
asrequired.
FollowtheParkedRegenerationprocesslistedintheVehicle
OperatorManual.
IftheParkedRegenerationprocessisignored,theengine
maystoprunning.
See“SafetyInformation”(page3)forsafetyprecautions.
ADOCoperatestooxidizetheinjectedfueltoincreasethe
exhaustgastemperatureasneededforDPFRegen.
ENGINEIDLESHUTDOWNTIMER(U.S.
FEDERAL-OPTIONAL[2010AND2011VEHICLES])
GOVERNMENTREGULATION:Stateandlocal
regulationsmaylimitengineidletime.Thevehicle
owneroroperatorisresponsibleforcompliancewith
theseregulations.
TheoptionalIdleShutdownTimer(IST)allowstheEngine
ControlModule(ECM)toshutdowntheengineduringextended
idle.Idletimecanbeprogrammedfrom2to120minutes.The
ECMcanbeprogrammedtodeactivatetheISTwhenthePTO
isactive.
Thirtysecondsbeforeengineshutdown,theIDLESHUTDOWN
indicatorilluminates.Thiscontinuesuntiltheengineshutsdown
orthelowidleshutdowntimerisreset.Theenginemustbeoutof
gearfortheISTtowork.Engineshutdowntimerwilldeactivate
foroneormoreofthefollowingconditions:
Page55

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Navistar MaxxForce 7 and is the answer not in the manual?

Navistar MaxxForce 7 Specifications

General IconGeneral
BrandNavistar
ModelMaxxForce 7
CategoryEngine
LanguageEnglish

Related product manuals