Although the crankshafts of medium diesel engines appear to be robust, they rely on the support of _____ to develop their full strength.

Seawaterisnotdirectlyusedasacoolantforenginesbecauseofits_____.

Thehydraulic_____isusedtocontrolenginespeed.

Inordertoensureperfectatomizationthefueloil_____beforeinjection.

The_____orbalancetankcollectsthere-circulatedfueloil.

Engagetheflywheelwiththe_____.

Duringthesuctionstrokethepistonismoving_____.

Thelubricatingpipesanddustsshouldbeblownoutwith_____.

Modernengines_____exhaustgasdriventurbo-chargerstosupplypressurizedfreshair forscavengingandsupercharging.

Standbyenginemeans_____.

Increasingthetemperatureofafuelwillreduceits_____.

TheabbreviationTDCmeans_____.

Thedevelopmentof_____haskeptpacewiththeincreasingdemandsmadebythesteady riseinpowerproducedbymodemmarinediesels.

Measure_____bymeansofleadwire.

Thecylindercoversandthelinersareboltedtogetherbymeansof_____.

ThemarinedieselengineisatypeofdieselengineusedonshipsThe_____ofitsoperation isnotverydifficulttounderstand.

Theoilisdrawnfromadraintankthrough_____oneofapairofpumpsintooneof finefilters.

Compressedairissuppliedbyaircompressionto_____.

Thecoolingliquidusedforthecylindermaybereferredtoas_____.

Thecross-headshoesarewhitemetal_____.

Eachcrankismadeupoftwocrankwebsjoinedbyacommon_____towhichthebottom endbearingisfitted.

Thecoolingwatertemperature_____overaperiodof8hoursandthenshutdown.

Theenginewillfailtostartunless_____.

Thecrownisfairlythickwiththecylindricalparts_____toathinnersection.

Thepistoncoolingsystemmayemploysimilarcomponentsexceptthat_____isusedinstead ofaheadtank.

Theoperationbetweentwofuelinjectionsiscalledaworkingcyclewhichconsistsof afixedsequenceofeventsWhatdoeswhichmeaninthissentence?

Thecrankshaftisofthesemibuilttypewiththejournal_____theforgedorcaststeel crankthrows.

Thepowergeneratedintheturbinemust_____thatrequiredbythecompressor.

Smallerenginescanbemademorerigidthanlargeonesandmaynothave_____.

Theperiodwhenbothinletvalvesandexhaustvalvesareopenisreferredtoas_____.

Ifthesump_____weretorisethiswouldindicatewaterleakageintotheoilandan investigationintothecausemustbemade.

Theexternalcircumferenceofapairofmainbearingshellsisslightlylargerthanthat oftheboreofthehousingwhichreceivesthemThedifferenceistermed_____.

Foradieselenginewhenthepistonisatthe_____theclearancevolumeisthelargest.

Theoilquantityforbearinglubricationshouldbeappliedinsuchanamountastobe sufficienttocarryawaythe_____causedbythefrictionatthebearings.

ThecompleteassemblyofbedplateA-framesandcylinderblockisheldtogetherby_____ toformarigidstructure.

Inatypicalfuelsystemtheoilisstoredin_____inthedoublebottom.

Thepositionof_____onthecrossheadonalargedieselengineisdeterminedbydowel pins.

Failureoffuelinjectionisusuallyduetotroubleinthe_____.

Freshwaterisusedforthecoolingofcylinderjacketsand_____ofthemarinediesel engine.

Modemenginesmakeuseofexhaustgasdriventurbo-chargerstosupplypressurizedfresh airfor_____andsupercharging.

Theselectionofanoildepends_____ontheoperatingconditionsthedesignofthe engineandthetypeoffueltobeburned.

Thepressurizedairisusuallycooledtoincreasethechargeair_____.

Engine_____referstotherelativetimeofpositionofcrankatwhicheachoperation duringthecycleiscommencedandiscompleted.

Thehandsteeringisamethodbywhichthemotionoftherudderiscontrolledwith_____.

Itisnecessarytoremove_____fromthecoolingspaces.

Thepistonsarecooledbyoilsuppliedfromtheforced_____system.

ThedieselenginemustbestartedbeforeitcanrunbyitselfForthispurpose_____has tobeused.

Headtankshouldbeusedtoremove_____fromcoolingwater.

Inordertoincreasethewearingresistancethecylinderlinersurfacesaresometimes _____.

Excessiveclearancesinthemainorcrank-pinbearingswillsometimesbeindicatedby _____beforeanybearingknockisheard.

Themainfactorwhichdeterminestheoutputofeachcylinderis_____.

Foranordinarymodemmarinefour-strokeenginetheinletvalvesclose_____.

Thefueloilsystemforadieselenginecanbeconsideredintwoparts--thefuelsupply andthe_____systems.

Thecleanedheatedoilafterpassingthroughthecentrifugesistobepumpedtoa_____.

Fuelinjectedintoadieselenginescylinderisignitedby_____.

Pleasedrawouta0.lmm_____betweenthetwohalvesofthebearingtoreducetheclearance.

Crankshaftsofmediumspeedenginesare_____fromasinglepieceofsteel.

Oilwilllubricatetheseparts_____effectivelythanwater.

Thepistonringsiffoundwornout_____andsuppliedbyshipchandler.

Theconnectingrodlargeendbearingshellgenerallyhastagsforlocationandoilgrooves roundthecenterofitsaxiallengthwhichcorrespondwithgroovesinthe_____through whichoilistransmitteduptherodtolubricatethesmallend.

Dieselenginesarestartedbysupplying_____intothecylindersintheappropriate sequencefortherequireddirection.

Theindicatedpowerofanenginecanbeobtainedbytakingthe_____.

Keepcompartment_____asthegasgivenoffcanbedangerous.

Theremainingoilinthelubricatingpipesandductsshouldbeblownoutwith_____.

Pumpsandfinefiltersarearranged_____withoneasstandby.

Increasedair_____willraisescavengeefficiencyandallowagreatermassofairto becompressed;morefuelmaynowbeburnedgivinganincreasedpower.

Mainbearingsarerequiredtosupportthecrankshaftateach_____.

Emulsionoilsandsodiumnitritearebothapprovedadditivesbut_____cannotbeused ifanypipesaregalvanizedorifsolderedjointsexist.

Inanoilcoolercirculatedbyseawatertheoilisatalargerpressuretheresult beingthatanyleakinthecoolerwillmeanalossof_____.

Thehighpressureinfuelinjectionsystemofthedieselengineisproducedbythe_____.

Leakyexhaustvalvewillresultinwhichofthefollowing?1highexhausttemperature; 2lowcompressionpressure;3lowfiringpressure.

OnceafireisdetectedtheengineshouldbesloweddownOnnoaccount_____.

Itisnecessaryforus_____afterhavingservedforacertainperiod.

Generallythegudgeonpinisfullyfloatinginbothconnectingrodsmallendand_____.

Coolingofengineisachievedbycirculationacoolingliquidaroundinternalpassages withinthe_____.

Castironcarrierrings_____machinedgroovesareprovidedforallthepistons.

InthesentenceInsomedesignsthecylinderoilistimedsothattheoilinjectsonly onthepistonringbelt.thepistonringbeltmeans_____.

If_____aretakenatregularintervalsanyunequaldistributionofloadwillbeeasily foundout.

Eachcylinderisclosedatthetopbya_____madeofaspecialheat-resistantsteel.

Themainbearingshellsaremadeofsteelwithaliningofbearingmetalwhichmaybe whitemetalcopper-leadoraluminum-tinalloyWhatisthemeaningofwhichinthe sentenceabove?

Cracksinthecylindersandcylindercoversmay_____unequalheating.

Thepurposeoftheflywheelofadieselengineisto_____.

Theinjectorpumpisoperatedbyacamwhichdrivestheplunger_____.

Thelowerendofeachpistonrodisreducedindiametertofitaborein_____.

Beforestartingtheenginetheairbottleshouldbe_____.

Thecylinderlinersaremadeof_____andthecylindersurfacesaresometimes chromium-plated.

Inafour-strokeenginesthecamshaftrotatesat_____.

Ingeneral_____issuitablefordeliveringsmallquantitiesathighpressure.

Thecrank-roomcovershouldnotbeopeneduntilatleast_____minutesaftertheengine stops.

Thepistonringgroovesforastandardengineare_____.

Theenginemaylosepowerorslowdownduringrunningwhenthisoccursthefirstcause possiblemaybehotbearingsand_____ofthepistonsinthecylinders.

Thespacebetweencylinderlinerandjacketiscalled_____.

Itisveryimportantthateachcylindershouldbe_____scavengedbeforethecharged airiscompressed.

Thelossof_____fromanaircompressorcouldleadtoanoverheatedairdischargeand possiblyanexplosioninthepipelinesleadingtotheairreservoir.

Thecompressedairissuppliedby_____totheairreservoirs.

Fuelpumpindexis_____.

Thecylinderheadcylinderlinerand_____formthecombustionchamber.

Sincetheburningorcombustiontakesplacewithintheengineitselftheengineisknown as_____.

Thegovernorofageneratorengineisto_____.

Thedesignof_____issimilartothatofthemainbearing.

Onafour-strokedieselenginewhenthepistonisdrivendownwardsbytheexpanding gasitdeliverspowertothecrankshaftthroughthe_____.