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TD@z|8" X 0 @ H@E8" X 38" X VFBz|5/x 0 @@E5/xxx5/x   4    <      D   MailOut#MSO9907  August   August 31,1999   TO:0 4 ALLMANUFACTURERSOFSMALLOFFROADENGINES @4!4!  4 ALLOTHERINTERESTEDPARTIESSubject:0 FormatforProductionLineTestingQuarterlyReportsfor2000 X  ModelYearandLaterSmallOffRoadEngineFamilies  ! ! Manufacturersofsmalloffroadengines(SORE)under25horsepowerbeganemissiontestingasampleoftheirCaliforniacertifiedproductionenginesinJanuary1996.TheformatforquarterlyreportingofqualityaudittestresultswasdefinedintheAirResourcesBoard(ARB)MailOut#9539basedontheaudittestingrequirementsspecifiedintheCaliforniaCodeofRegulations(CCR),Chapter9,Section2407.InMarch1998,theSOREregulationswereamendedbytheARBandtherevisedregulationsbecameeffectiveMarch23,1999.ThismailoutsupersedesMailOut#9539astherequiredquarterlyreportingformatfor2000andsubsequentmodelyearCaliforniacertifiedenginefamilies.̀Intherevisedregulations,Section2407defineshowmanufacturerswillconducteitherqualityaudit(QA)onepercentorcumulative(cum)sumsamplingforaudittesting.BothsamplingproceduresrequiremanufacturerstoreporttotheARBinelectronicformatandhardcopywithin45calendardaysoftheendofeachcalendarquarterofproduction.ManufacturerscontinuingtoconductQAonepercentsamplingmayusetheirpreviouslyapprovedrandomsamplingplans.Priortothestartofcumsumsampling,eachmanufacturermustsubmittherandomsamplingproceduretheywillusetoselectenginesforproductionlinetesting.Allenginemodelsmustbeincludedintheselectionpool,andthetotalnumberofrequiredtestsmustbeevenlydistributedthroughoutthemodelyear.Additionalreportingisalso7Odd7   7Odd7   requiredif,atanytimeduringthemodelyear,theenginefamilyisfoundto 7Odd7   benoncompliant.ThemanufacturermustnotifytheARBinwritingwithin7Odd7  10workingdaysoftheenginefamilyfailureasrequiredbysections2407(b)(4)(A)and2407(c)(4)(D),dependingonthesamplingprocedureused. ,8('  7dd7  7Odd7  7Odd7  TheattachmentstothismailoutspecifytheARBrequiredformattobeusedforsubmittingquarterlyelectronicandhardcopyreportsforallenginefamiliesinproductionbeginningwiththe2000modelyear.TheARBrecommendssubmittaloftheelectronicdataon3.5inchcomputerdisks.Alternatemethodsfortransmittingelectronicdataarealsoavailablesuchastheinternet,however,ARBprefersuseofadisktoensuretheaccuracyandconfidentialityofthereports.Attachment1givesanoverviewofthedatabasestructurerequiredfortheelectronicsubmittal,providesthedetailsofthedatafieldidentificationsystem,anddefinesthefilenamesandspecifiesthesoftwaretypesmostreadilyaccepted.Theformatforfilenameshasbeenexpandedsothatthemodelyearoftheenginefamilyisalsoincluded.Thisallowsmanufacturerstosubmitenginefamilyfilesformorethanonemodelyearinasinglequarterlyreportwhenenginesfromtwomodelyearsareproducedinthesamecalendarquarter.Attachments2,3,5and7providethedatafilestructureforeachoftheARBspecifiedfiles:theEngineFamilyInformationFile(new),theEngineFamilyDataperQuarterFile,theIndividualEngineTestDataPerQuarterFile,andtheCombinedQuartersEngineFamilyFile(usedforonepercentQAsamplingonly).TheARBformatforthehardcopyprintoutofthesefilesisprovidedinAttachments4,6and8.Attachment9showsanexampleofaCodeKeyFilewhichservestodescribemanufacturerdesignatedcodesusedprimarilyintheIndividualEngineTestDatafile.Attachment10listsafourlettermanufactureridentificationcodeaswasusedinMailOut#9539.A3.5inchfloppydiskcontainingthecorrespondingtemplatesforthefourARBspecifiedfileformatsandtheMicrosoftAccesshardcopyformatswillbeavailableonrequestforusebymanufacturers.ThisinformationisalsoplannedtobemadeavailableontheARBwebsite.ForacopyofthediskorforquestionsabouttheauditreportsforSOREengines,pleasecontactMr.KeithMaciasofmystaffat(626)5757068.Sincerely,񀀀/S/R.B.Summerfield,ChiefMobileSourceOperationsDivisionAttachments