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17aBcdeaBcdeafresHapproacHtHatgetstHemostoutofyourtractor.tHeexHaustlooksascleanastHeintakeair.neWstandardsareHere.tecHnologyprovenovermoretHan20millionmiles.EPAallowablelevelsofemissionsPMNOx.InanSCRsystemexhaustgasentersacatalyticchamberwhereitbreaksdownintoharmlesswatervaporandnitrogen.CaseIHSCRsolutionmaximizeshorsepowerbecausethesystemisseparatefromtheengine.Thisdesignalsoleadstobetterfueleconomyandimprovedenginedurabilitywhilestillgivingyoumoreexibilitytochooseamongdieselfuelvarietiesandgrades.Anditsbeentestedtoo.CaseIHsourcesenginesfromsistercompanyFPTPowertrainTechnologieswhichhasyearsofexperiencewithSCRsystems.Since2006FPThassoldmorethan100000vehiclesequippedwithSCRtechnology.CaseIHSCRafter-treatmentsystemconvertsnitrogenoxidesintonitrogenandwater.ThechangeistriggeredbyanontoxicodorlessmixturecalledDieselExhaustFluidDEF.Plustheenginedesignmaximizespowerandperformancewhichreducesparticulatemattercreatedbyincompletefuelburning.Yourbottomline10percentloweroperatingcosts.Tier4emissionsregulationphase-instartsin2011withaninterimphaseandtakesfulleffectstartingin2014.Thestandardswillrepresenta90percentreductionfromTier3standardsinnitrogenoxidesandparticulatemattercreatedduringthecombustionprocess.Nitrogenoxidesaffectweatherconditionsthatcouldlowercropyields.Particulatematterrepresentssootorunburnedfuelandappearsasblacksmoke.Botharecreatedduringthecombustionprocess.DEFSupplyModulecontrolsthesupplyofDEFtoDEFinjector.ExhaustgasesleavetheturbooutletandtraveltoDEFinjectorlocation.DEFinjectorinjectsalightmistofDEFintoexhauststream.DEFmixeswithexhaustgasandneutralizesNOx.Duringthereactionharmlessnitrogenvaporandwatervaporisreleasedthroughtheexhauststack.IndustryengineerscallSCRamust-usesolutionformeetingstringentTier4Bemissionsstandardsin2014.SCRwaspioneeredwiththehelpofFPTPowertrainTechnologiesCaseIHenginepartnerandthetruckingindustryhasreliedonthesefuel-savingsystemsforyears.FPT-poweredtruckshavetraveledmorethan20millionmilesusingSCRtechnology.SCRisnoshort-termanswer.Itsthewayforward.