Automotive Emission Control. INSTITUTION Mid-America Vocational Curriculumconsortium
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DOCUMENT RESUME I ED 219 645 CE 033 502 1 AUTHOR , Lee, Billy DA; And Others) TITLE Automotive Emission Control. INSTITUTION Mid-America Vocational CurriculumConsortium, Stillwater, Okla. PUB DATE 79 NOTE 315p.; For a related document seeED 132 391. AVAILABLE FROMMid-America Vocational CutriculumConsortium. 1515 West Sixth Avenue, Stillwater, OK74074. EDR RICE N711_Plus Postage. PC Not Available from EDRS. Air Pollution; AAuto Mechanics; Behavioral Objectives; Competency Based Education; Criterion Referenced Tests; *Engines; Equipment; Hand tools; *Learning Activities; Postsecondary-Education; Secondary Education; Technical Occupations; Transparencies; *Unitsof Study; Vocational Education . IDENTIFIERS *Automotive Fuel Systems; *Emission Control ABSTRACT, . This publication contains instruttional materials for- both teachers and students ,for a course autdinotive emission . control. Instructional materials in thi publication are written in' _terms of student performance usiqg measuCieble,objectives. Thscourse includes 16 units. Each'instructional unit ihcludessome or all of ., theBasic components-of a unit of instruction: performance objectives, suggested activities for tepcber and students, informatibn sheets, aisignment sheets, job sheets., transparency 'masters, tests, and ansiers to the tests. Unitsare liberally illustrated and are planned for more than one lessonor class period of instruction. Information for the teacher'includesan instructional analysis of automotive emission.control, anda list of tools and eqUipment needed. Topics covered'in.the 16 unitsare the tollowing: introduction to automotive emission controlvinternal combustion engine pollutants; oitigin of,internal-combustion engine pollutants; heated air induction systems; evaporative emissione control system; engine modification; carburetor modifications; ignition timing System; spark advance controls; eXhaust crossover system; exhaust gaX recirculation system; positive crankcase ventilation system; air injectkonIsystem; catalytic converter systems; electronic controls; 'aPd totting. (KC) ' r 4 * Reproductions supplied by EDRS are the best thatcan be made * . * ' from the original document. * *******************************t*************************************** fi AUTOMOTIVE EftiSSION CONTROL by Billy D Lee ,nd Ronald Ragazzi Revised by Don Eshelby Developed by the Mid-America Vocational Curriculum Consortium, Inc. 4 , Board of Directors Pat Lindley, Texastitiairman David Merrill, South DakOta, Vice Chairman Shirley Mannion, Arizona Pgggy Patrick, Arkansas Rober.t Perry, Colorado Dean Prochaska, Kansas David Poston, Louisiana Amon Herd, Missouri Merle Rudebusch, Nebraska a us DepserrmENT O toucimos - Alan Korgan, New M.dxico NATIONAL INSTITUTE OEEDUCATION EDUCTIONAL RESOURCES INFORMATION Larry Barnhardt, North.Dakota "PERMISSION TOREPRODUCi THIS CENTER (ERIC, MATEBIAL IN NJ Thesocurnont has been reoroddced Bob 'Patton, Oklahoma MICROFItHE ONLY HAS BEEN GRANTED horn !hp oomon or o.qnizabon Ann Benson, Executive Director BY 000tomOnq 4 . Wow hamlet bay., bornmach. to irnrooye ,jo1979 , ,orodur bon (1,1,11,tY PovIta clf v.v. 04 ocontonotatodsn dug docu moot do not noressont reproaont offrosI NIE . TO THE EDOCATIONAL RE4OURCES putition471poky INFORMATION 'CENTER(ERIC)." To' ., De" 4 48. Copyright1979. Micl-America Vocational Curriculum'Consortfum, Inc Printed byl State Department of Vocational and Tes9,15ical Education Stil4vvater, Oklahoma 7'4074 ee 4 4 0 TA6 LE OF CONTENTS Unit 1 Introduction to AutomuyVe Emission,Cont'rOl AEC 1 Unit 11 Internal Combustion Engine Pollutants AEC 13 Unit 141 Origin of Internal Combustion Engine Pollytants , AEC.3s1- - . .Unit IV Heated Air Induction Systems 4 :AEC.49, Unit VEvaporative Emissibns Control , AEG 79 _ . UritVI Engine Modification AEC 107 4 Unit VIICarburetor Modifications 4Am, 135. .... .. ....4 . Unit VIII IgnitionTiming Sy;tem Al C 156 . 4 Unit IX Spary Advance COntfols . .: 1/4-' --"'....'I.,.AEC. 181 \ .. mk ' , Unit X Exhaust CrossoVerAystem.-\.' .. AEC201 .' . Unit XI Exhaust Gas Recirciatiori Sy'sterti , .AEC'217 J # Unit XIIPositive"Crankcase ViEntl*i.on System 4 -AEt241 ; , A Oft Unit XIII Air Injection Systei-A a AEC 261 )t. Unit XIV Catalytic Converte:r SyStem,s E C act 4' ;- etz-- r , \ Unit XV Electronic Coritrols . I. 4 '- AtG 33r r Unit'XY1 Testing io 4 AEC'357 S. fe, ; C .1"* S.01. 4. .4 ?. PREFACE r. For many years those responsible for teaching automoxive emisticA control have ' felta need for instructional materials touse in this area. A ieam of teachers, industry representa- tives,. and gra* and industrial education staffmembers accepted this challenge and have . produced marAials which will meet the needs.pt many- tyr)es of courses where studentsare . expected- to become proficient in Vie-area of autornottke emission contrbl. The MAVCC Automotive Emission Cgorol publicaiionis designed to supplement the existing auto rnechtnics ihstructional materials currentlyused by scrgool system personnel. mi- Every effort has been made to make.thispublication basic, readable, and by allmeans .... usable. Three vital parts of instruction havebeen intentionally omitted from this puRication: . motivation, personaliotion, agd localization:-These areas are left to the individual instruetors . ancl the instructors should capitalize ,.on them.'Only.. thin will this ppblication really become c a vital part pf the reaching-learning process.. r . .. %. 44 - - . , . In addition, we woulci.appreeiateyour help. We check for contertt cluality,"spelling, and 'r e . ..: --....*.,, typographical error's many times in the developmentof a manual. If is still possible, however; * ..-... ...- . - . " t'for an errorto show up in a publication. .. *r *.; .. .- . ..., . ._ . ..-- . e _ ,..., -. - .If, in rthe 'use of-this publication, you shotildfigd sornethirlg-questionakiKee wotik . 7 apprcciate ou bringing it to our attentioll A, copy of the jaage or paws i.t; tlifest 1 9 n wi)11 . ...,-.. y.orir suligestions for correeton would\certaiialy help', . .- .." us whpn Am reiise anti update-materials. .. _ . !. .3; . ._.A, ..- . ...'... ,,Wilte lryirig-lo:provide ,.. 4k- .., . you iivitff the best possible Curriculum raterials and,wiltcer . -.. tainly..`ap'preciate ,. your help ill. detecticig arsai where poskible corrections iiréneeded to... .' 7..., . Ir ..01reyr..:;. .1 maintain,the qualiteiyou want 9nd deserve. .* ; - : . % . 't. .. 0 .. , , ..' ' . %. ' .. .. i 4 . a 41' . -'r ... ; . 4. 4. .. ... s :6 Y . I ' ! r i .1.-0. if . --0 : s . A s s- s . 6 i1: . : . ^ «. J. '... : .. f *. - , . ,.'''* d Ann densbn, . V , ..,. ...., , .`. .. -.. xecutsve Difector ..' ; . , Mid-America Vocational Cuti4-blum . I- - .....- 04 . r , .., -Consorithiurn, Inc. , Z : 7 fr a a A a. , -FOREWORD ca. t a . Ni. , . The-ttlid-America Vocatlonal Curriculum ConIortiym,(MAVCC) was organized for .the purpose of developing instructional materialfor the, twelveJnember statei. Priorities. for developing.MAVCC materialare determined annually based on the needs as identiAed by all mernber states. One of the priorities identinedwas autmotive ernissioncontror This.. \ publidation'is designed to provide the needed instrktionalmaterial to supplement auto _ . mechailic programs. 9 , , - , .- 4, . The success of this publication is due, in largepart, to theApabitilies of the gersorinel who worked with its development. The technical attei- haiseveral years of industry as weft,----- .- . .as tebehing experience. Assistihg him in his 'efforts were representativerailieattto Mechanic. - - . 'profession who brought 4th`.them techniRl eRpertise . .. ,, atitrth& experience related .to the- t cressroom and to the trade, Toass.ure eatthe materials wotird parallel the.industr4 envirta-._ -. merit and lie accepted ,es a transportSble bgsic teachingto1N, 'organiiations ond indukor \- "represetitatives-mie-involyedI in the developrhentatphases of the manual. &ipreciatio11-16 e , . _. extended to therryftir their Zaluittle Contributions. I A ^I.* . .. to the marrialk. .. - -: . ... _ .. : . " , . - ... - - . ... - - . - p... This pu6lication is glesignell t6 aviSt teachers it' improving, I, ..- - . inttrubtion:. As tbese Rub-*.. - ... :.:lications are used, Tt`ie hOlied th4t the stueientrpedolmanQe will : . irnprov.e arid-that students-. will be bettei-:able-io.,,aSkuit4e i role ih.fheir chpsen-octupati6P, automobile repair." ..° . o 4. .4".. ... 4. t .t 4.4 .. " . * .' ... a , ..22-0: , lnyryCtic.inalMatelials in this publication'areewitteniniterrnW-Stu.dent peeatmande - 4 Using fneasuiable sabjecfivesf,This-isan innoVatlye ap2ro;ch toZreactling, that Acteiits and- .I -.:. amnelats.the teachli'mg/lear'hini'process. Criteriep.,referencedeyakkation instrumeptt_ are providell .for uniform measurement of student TiFogresi-In idcilitiori to evaluating ,retall . - infoirrn-ation,-teac"h,er . e- - are Acoorageel-, 't,4 evalua" otherlartii includingprocess and . ....., . .s.- 4 . pcoduct as intlicated at the' end of eacip instruc4ior1al uhit. "--- - , ..: ....,,.. _ / . ai , . 3 ; " o' .. 6111,,,,: ' . 'I --'. 4.,,it.4he simetelefief of the MAVCC personneJ and .thosememLbterswhoserved,on the '-actvliorroMmitteethat Ihis publication' wIliltlów thestudents to.become better-prepared and moce effective *others of the Work force. Pat Lindley, Chairman Board of Directors Mid-America Vocational Curriculum Consortium 4 V . 4/-.. -1-.' a .. -f O. ACKNOWLEDEMJTS % 6,6 0 Apf5reciatiori is exTended .4 . e "' 4 II to. those iQdividuals whd,'contributed "their'time and talents. -4--.ifolfie`revision_of