Craftsman 3 Gallon Owners Manual
Have a look at the manual Craftsman 3 Gallon Owners Manual online for free. It’s possible to download the document as PDF or print. UserManuals.tech offer 30 Craftsman manuals and user’s guides for free. Share the user manual or guide on Facebook, Twitter or Google+.
OwnersManual AIRCOMPRESSOR 3-gallon 1.5HP(maxdeveloped) 1HPRunning OilLubricated ModelNo.921.153100 CAUTION: Beforeusingthisproduct, readthismanualandfollow allitsSafetyRulesand OperatingInstructions. •Safetyinstructions •Installation&Operation •Maintenance&Storage •TroubleshootingGuide •PartsList •Espa_ol,p.10 Sears,RoebuckandCo.,HoffmanEstates,IL60179U.S.A. www.sears.com/craftsman 06/17#2004 PartNO.E100731
TABLEOFCONTENTS Page Warranty......................,................................................................................seebelow SafetyInstructions.................................................................................................1 ImportantSafetyInstructions&Guidelines...........................................................1 Specifications.........................................................................................................2 Glossary................................................................................................................2 DutyCycle.............................................................................................................2 Parts&Features...................................................................................................3 installation&Assembly.........................................................................................4 OperatingProcedures...........................................................................................5 Maintenance..........................................................................................................6 Storage..................................................................................................................6 TroubleshootingGuide..........................................................................................7 PartsList.................................................................................................................8 EspaSol....................................................................................................................10 ServiceNumber..........................................................................................backcover ONEYEARFULLWARRANTYONCRAFTSMANAIRCOMPRESSOR IfthisCraftsmanAirCompressorfailsduetomanufacturersdefectsinmaterialorworkmanship withinoneyearofthedateofpurchase,RETURNITTOTHENEARESTSEARSSTOREOR SERVICECENTERINTHEUNITEDSTATESanditwillbereplacedorrepaired(atouroption), freeofcharge. IfthisAirCompressorisusedforcommercia?orrentalpurposes,thiswarrantyappliesforonly90 daysfromthedateofpurchase.Thiswarrantygivesyouspecificlegalrightsandyoumayalso haveotherrightswhichvaryfromstatetostate. Sears,RoebuckandCo.,Dept.817WA, HoffmanEstates,IL60179
SafetyInstructions Theinformationlistedbelowshouldbereadand understoodbytheoperator.Thisinformationisgivento _rotecttheuserwhileoperatingandstoringtheair compressor.Weutnizethesymbolsbelowtoallowthe readertorecognizeimportantinformationabouttheir safety. Indicatesanimminentlyhazardoussituationwhich,ifnot avoided,willresultindeathorseriousinjury. Indicatesapotentiallyhazardoussituationwhich,ifnot avoided,couldresultindeathorseriousinjury Indicatesapotentiallyhazardoussituationwhich,ifnot avoided,mayresultinminorormoderateinjury. Whenusedwithoutthesafetyalertsymbolindicatesa potentiallyhazardoussituationwhich,ifnotavoided,may resultinpropertydamage. ImportantSafetyInstructionsandGuidelines •Saveallinstructions Improperoperationormaintenanceofthisproductcouldresultinseriousinjuryand/orpropertydamage.Readand understandallofthewarningsandsafetyinstructionsprovidedbeforeusingthisequipment. RiskofMovingParts RiskofBurns N RiskofFalling Riskfrom FlyingObjects Theaircompressorshouldbeoperatedonadedicated15ampcircuit.Ifthecircuitdoes nothave15freeampsavailable,alargercircuitmustbeused.Alwaysusemoreair hosebeforeutilizingextensioncords.Allextensioncordsusedmustbe12gaugewith amaximumlengthof25ft.Thecircuitfusetypemustbeatimedelay.Lowvoltagecould causedamagetothemotor. Iftheaircompressorisinoperation,allguardsandcoversshouldbeattachedor installedcorrectly.Ifanyguardorcoverhasbeendamaged,donotoperatethe equipmentuntiltheproperpersonnelhascorrectlyrepairedtheequipment.Thepower cordshouldbefreeofanymovingparts,twistingand/orcrimpingwhileinuseandwhile instorage. Therearesurfacesonyouraircompressorthatwhileinoperationandthereaftercan causeseriousburnsiftouched.Theequipmentshouldbeallowedtimetocoolbefore anymaintenanceisattempted.Itemssuchasthecompressorpumpandtheoutlettube arenormallyhotduringandafteroperation. Operationoftheaircompressorshouldalwaysbeinapositionthatisstable.Neveruse theaircompressoronarooftoporelevatedpositionthatcouldallowtheunittofallor betippedover.Useadditionalairhoseforelevatedjobs. AlwayswearANSIZ87.1approvedsafetyglasseswithsideshieldswhentheair compressorisinuse.Turnofftheaircompressoranddraintheairtankbefore performinganytypeofmaintenanceordisassemblyofthehosesorfittings.Neverpoint anynozzleorsprayertowardanypartofthebodyoratotherpeopleoranimals.
ImportantSafetyInstructions&Guidelines RisktoBreathing Riskof ElectricalShock Riskof ExplosionorFire RiskofBursting Specifications Avoidusingtheaircompressorinconfinedareas.Alwayshaveadequatespace (12inches)onallsidesoftheaircompressor.Alsokeepchildren,pets,andothersout oftheareaofoperation.Thisaircompressordoesnotprovidebreathableairforanyone oranyauxiliarybreathingdevice.Sprayingmaterialwillalwaysneedtobeinanother areaawayfromtheaircompressortonotallowintakeairtodamagetheaircompressor filter. Neverutilizetheaircompressorintherainorwetconditions.Anyelectricalissuesor repairsshouldbeperformedbyauthorizedpersonnelsuchasanelectricianandshould complywithallnationalandlocalelectricalcodes.Theaircompressorshouldalsohave theproperthreepronggroundingplug,correctvoltage,andadequatefuseprotection. Neveroperatethecompressornearcombustiblematerials,gasolineorsolventvapors. Ifsprayingflammablematerials,locatetheaircompressoratleast20feetawayfrom thesprayarea.Neveroperatetheaircompressorindoorsorinaconfinedarea. Alwaysdraintheaircompressortankdailyoraftereachuse.ifthetankdevelopsaleak, thenreplacetheaircompressor.Neverusetheaircompressorafteraleakhasbeen foundortrytomakeanymodificationstothetank.Nevermodifytheaircompressors factorysettingswhichcontrolthetankpressureoranyotherfunction. Pump......................Oil-lubedirectdrive MotorInduction...............1.5HPmaxdeveloped, 1HPrunning Bore.......................1.65 Stroke......................1.26 VoltageSinglePhase...........120VAC MinimumCircuitRequirement....15Amps AirTankCapacity.............3Gallons Cut-inPressure...............95PSI Cut-outPressure..............125PSI [email protected] Glossary CFM:Cubicfeetperminute. SCFM:Standardcubicfeetperminute;aunitofmeasure forairdelivery. PSIG:Poundspersquareinchgauge;aunitofmeasure forpressure. ASME:AmericanSocietyofMechanicalEngineers. CaliforniaCode:UnitmaycomplywithCaliforniaCode 462(I)(2)/(M)(2). Cut-InPressure:Theaircompressorwillautomatically starttorefillthetankwhenthepressuredrops belowtheprescribedminimum. DutyCycle Cut-OutPressure:Thepointatwhichthemotorstops whenthetankhasreachedmaximumair pressure. CodeCertification:Productsthatbearoneormoreof thefollowingmarks:UL,CUL,ETL,CSA,have beenevaluatedbyOSHA-certifiedindependent safetylaboratoriesandmeettheapplicable UnderwritersLaboratoriesStandardsforSafety. Thisisa50%dutycycleaircompressor.Donotruntheaircompressormorethan30minutesofonehour.Doingso coulddamagetheaircompressor. 2
Parts&Features Seefiguresbelowforreference. AirIntakeFilter Providescleanairtothepumpandmustalwaysbekeptfreeofdebris.Checkonadailybasisorbeforeeachuse. IRegulatorGauge Indicatestheoutgoingairpressuretothetoolandiscontrolled bytheregulator. OutletTube OilFillCap J TankPressureGauge Indicatesthereserveairpressureinthetank. PressureSwitch Thiscontrolsthepowertothemotorandalsothe cut-in/cut-outpressuresettings.Thisswitchserves astheAuto-On/Offpositionsfortheunit, PressureReliefValve Thepressurereliefvalvelocatedonthe sideofthepressureswitch,isdesignedto automaticallyreleasecompressedairwhen theaircompressorreachescut-outpressure. Thereleasedairshouldonlyescape momentarilyandthevalveshouldthenclose. OilSightGauge Pressure ReliefTube SafetyValve1 Usedtoallowexcesstankpressureto escapeintotheatmosphere.Thisvalve shouldonlyopenwhenthetankpressure isabovethemaximumratedpressure. Re_,.gulator Ineairpressurecomingfromtheairtankis controlledbytheregulator.Toincreasethe pressureturntheknobclockwiseandto decreasethepressureturntheknob counterclockwise. QuickConnect1 Offersaquickreleasefeatureforattachingandremovingtheairhose. TankDrainValve/ Usedtodraincondensationfromtheairtank,Locatedatbottomoftank. ICheckValve1 Whenthepumpisnotinoperationthevalveclosestoretainairpressureinsidethetank.Aninternalcomponent.
Installation&Assembly
Theaircompressorshouldbeturnedoffandunpluggedfrom
thepowersourcebeforeanymaintenanceisperformedas
wellastheairbledfromthetankandtheunitallowedtime
tocool.Personalinjuriescouldoccurfrommovingparts,
electricalsources,compressedairorhotsurfaces.The
regulatorassemblymustbeattachedbeforeuse.Failureto
assemblecorrectlycouldresultinleaksandpossibleinjury.
Ifunsureofassemblyinstructionsoryouexperiencedifficulty
intheassemblypleasecallyourlocalservicedepartmentfor
furtherinstruction.
QuickConnectAssembly
1.Beforeassemblybesurethatthe
QuickConnect(Q.C.)threadshavea
sealantappliedfromthefactorytoprevent
leaksaroundthethreads.Ifnosealantis
present,wrapthethreadedportionwith
Teflontape.
2.AttachtheQ.C.assemblytotheaircompressorby
aligningtheQ.C.threadstotheregulatoronthemanifold.
Becertaintoalignthethreadsbeforetighteningtoprevent
threaddamage.
3.Theassemblyshouldturnclockwise1to1.5revolutions
afterhand-tighteningwitha13/16thssizewrench.Toprevent
damageandleaks,donot
over-tighten.
ToInstalltheAirIntakeFilter
Removetheairintakefilterfromthe
polybagandthreaditontothehead
ofthecompressorasshown.
Donotattempttostarttheaircompressorwithoutfirstadding
oiltothecrankcase.Seriousdamagecanresultunlessfilled
withoil.Thepumpisshippedwithoutoilfromthefactory.
Onlyusenon-detergentoilssincemulti-viscositymotoroils
leavecarbondepositsonpumpcomponents,thusreducing
performanceandcompressorlife.
Drainthetanktoreleasealltankair__.=t_{_L
pressurebeforeremovingtheoilfillcap.
Besuretheairventintheoilfillcap(see
figuretotheright)isfreefromdebris.
Ifairventisblocked,pressurecanbuild
incrankcasecausingdamagetothe
compressorandpossiblepersonalinjury.
LubricationandOil
Removetheoilfillcapbyturningit_/_-,,,
counter-clockwisebyhand.Fillthe
compressorpumpwithanaircompressor
oilsuchasSAE-30non-detergent(API
CG/CDHeavyDuty)oilatslowintervals
untiltheoilreachesthecenterofthered
circleinthesightglass(seefigureabove).
UseSAE-10duringextremewinterconditions. LocationoftheAirCompressor
Theaircompressorshouldalwaysbelocatedinaclean,
dry,andwellventilatedenvironment.Theunitshouldhave
atminimum,12inchesofspaceoneachside.Theairfilter
intakeshouldbefreeofanydebrisorobstructions.Check
theairfilteronadailybasistobesureitiscleanandin
workingorder.
Groundinginstructions
Thisproductshouldbegrounded.Intheeventofanelectrical
shortcircuit,groundingreducestheriskofelectricshockby
providinganescapewirefortheelectriccurrent.Thisproduct
isequippedwithacordhavingagroundingwirewithan
appropriategroundingplug.(Seethefigurebelow.)Theplug
mustbepluggedintoanoutletthatisproperlyinstalledand
groundedinaccordancewithalllocalcodesandordinances.
Checkwithaqualified
electricianorservice
personnelifthese
instructionsarenot
completelyunderstood
orifindoubtasto
whetherthetoolis
properlygrounded. Grounded Outlet
GroundingPin
improperinstallationofthegroundingplugwillresultina
riskofelectricshock.Ifrepairorreplacementofthecord
orplugisnecessary,donotconnectthegroundingwireto
eitherflatbladeterminal.Thewirewithinsulationhavingan
outersurfacethatisgreenwithorwithoutyellowstripesis
thegroundingwire.Checkwithaqualifiedelectricianor
servicemanifthegroundinginstructionsarenotcompletely
understood,orifindoubtastowhethertheproductis
properlygrounded.Donotmodifytheplugprovided;ifit
willnotfittheoutlet,havetheproperoutletinstalledbya
qualifiedelectrician.
Thisproductisforuseonacircuithavinganominalrating
of120voltsandisfactory-equippedwithaspecificelectric
cordandplugtopermitconnectiontoaproperelectriccircuit.
Makesurethattheproductisconnectedtoanoutlethaving
thesameconfigurationastheplug.Noadaptershouldbe
usedwiththisproduct.Iftheproductmustbereconnected
foruseonadifferenttypeofelectriccircuit,qualifiedservice
personnelshouldmakethereconnection.
ExtensionCords
Useonlya3-wireextensioncordthathasa3-blade
groundingplug,anda3-slotreceptaclethatwillacceptthe
plugontheproduct.Makesureyourextensioncordisin
goodcondition.Whenusinganextensioncord,besureto
useoneheavyenoughtocarrythecurrentyourproductwill
draw.Cordsmustnotexceed25feetandNo.12AWGsize
mustbeused.Anundersizedcordwillcauseadropinline
voltageresultinginlossofpowerandoverheating.
BreakInProcedures
Nobreakinprocedureisrequiredbytheuser.This
productisfactorytestedtoensureproperoperationand
performance.
OperatingProcedures DailyStart-UpProcedures (_)SettheAuto-On/OfflevertotheOffposition. (_)oCrheCktheaircompressorvisuallyforanydamage obstruction. (_CIosethedrainvalve. (_)Checktheoillevelofthepump. _tthonnecttheairhosetothequickconnectsocketon eregulatorassemblybyinsertingthequickconnect plugontheairhoseintothequickconnectsocket.The quickconnectsocketcollarwillsnapforwardandlock theplugintoplaceprovidinganairtightsealbetween thesocketandplug.Toreleasetheairhosepushthe collarbackonthequickconnectsocket. (_Plugthepowercordintotheproperreceptacle. (_TurntheAuto-On/OfflevertotheOn-Autopositionand thecompressorwillstartandbuildairpressureinthe tanktocut-outpressureandthenshutoffautomatically. (_)AdjusttheregulatortoaPSIsettingthatisneededfor yourapplicationandbesureitiswithinthesafety standardsrequiredtoperformthetask.Ifusinga pneumatictool,themanufacturershouldhave recommendationsinthemanualforthatparticular toolonoperatingPSisettings. Note:Theaircompressorisnowreadyforuse.The followinginflationandcleaningaccessoriespackaged withthisunitshouldonlybeoperatedatmaximum pressureof20-30PSI:blowgun,taperednozzle, inflationneedles,blowgunadapter. DallyShut-DownProcedures 1.SettheAuto-On/OfflevertotheOffposition. 2.Unplugthepowercordfromthereceptacle. 3.Settheoutletpressuretozeroontheregulator. 4.Removeanyairtoolsoraccessories.Whendraining thetank,alwaysuseearandeyeprotection,Drainthe tankinasuitablelocation;condensationwillbepresent inmostcasesofdraining. 5.Openthedrainvalveallowingairtobleedfromthe tank.Afteralloftheairhasbledfromthetank,close thedrainvalvetopreventdebrisbuildupinthevalve, Whendrainingthetank,alwaysuseearandeyeprotection. Drainthetankinasuitablelocation;condensationwillbe presentinmostcasesofdraining. Waterthatremainsinthetankduringstoragewillcorrode andweakentheairtankwhichcouldcausethetankto rupture.Toavoidseriousinjury,besuretodrainthetank aftereachuseordaily.
Maintenance NOTE:Anyserviceprocedurenotcoveredinthemaintenanceschedulebelowshouldbeperformedbyqualifiedservice )ersonnel. ItemstoCheck/Change CheckTankSafetyValve OverallUnitVisualCheck CheckOilLevel ChangeOil CheckAirFilter(morefrequentlyindustyorhumidenvironments) DrainTank(aftereachuseordaily) Beforeeach useordaily X X X X X Afterfirst 10hours X Every 100hours Toensureefficientoperationandlongerlifeoftheair compressorunit,aroutinemaintenancescheduleshould befollowed.Thefollowingscheduleisgearedtowarda consumerwhosecompressorisusedinanormalworking environmentonadailybasis.Ifnecessary,theschedule shouldbemodifiedtosuittheconditionsunderwhichyour compressorisused.Themodificationswilldependupon thehoursofoperationandtheworkingenvironment.Air compressorsusedinanextremelydirtyand/orhostile environmentwillrequireagreaterfrequencyofall maintenancechecks. Theaircompressorshouldbeturnedoffandunplugged fromthepowersourcebeforeanymaintenanceis performedaswellastheairbledfromthetankandthe unitallowedtimetocool.Personalinjuriescouldoccur frommovingparts,electricalsources,compressedairor hotsurfaces. OilChanging Forchangingthepump0il,besuretodothefollowing: 1.Turntheunitoffandunplugthepowercordfromthe receptacle. 2.Allowthecompressortimetocoolifithasbeenin operation. 3.Openthedrainvalvetobleedallairfromthetank. 4.Closethedrainvalve. 5.Removetheoilfillcaponthepump. 6.Removethesightglasswithaboxendwrenchor socket.Draintheoilintoasuitablecontainerand disposeofproperly.Thecompressormayneedtobe tippedslightlytowardsthedrainholetoallowallofthe oiltodrain. 7.Reattachthesightglass.Note:Torquethesightglass 10-12inchIbs.whenre-assembling.Besurethegasket isbetweenthesightglassandthepumpcrankcase. 8.Refillthecompressorpumpwithanaircompressoroil suchasSAE-30non-detergent(APICG/CDHeavy Duty)oilatslowintervalsuntiltheoilreachesthecenter oftheredcircleinthesightglass.UseaSAE-10during extremewinterconditions. Storage Forstoringtheaircompressor,besuretodothefollowing: 1.Turntheunitoffandunplugthepowercordfromthe receptacle. 2.Removeallairhoses,accessories,andairtoolsfrom theaircompressor. 3.Performthedailymaintenanceschedule. 4.Openthedrainvalvetobleedallairfromthetank. 5.Closethedrainvalve. 6.Storetheaircompressorinacleananddrylocation.
TroubleshootingGuide Theaircompressorshouldbeturnedoffandunpluggedfromthepowersourcebeforeany maintenanceisperformedaswellastheairbledfromthetankandtheunitallowedtimetocool. Personalinjuriescouldoccurfrommovingparts,electricalsources,compressedair,orhotsurfaces. PROBLEMPOSSIBLECORRECTION AirleaksatthecheckvalveAdefectivecheckvalveresultsinaconstantairleakatthepressurereliefvalve oratthepressurereliefvalve,whenthereispressureinthetankandthecompressorisshutoff.Drainthetank, thenremoveandcleanorreplacethecheckvalve. AirleaksbetweenheadandBesureofpropertorqueonheadbolts.Ifleakremains,contactaservicetechnician. cylinder. Airleakfromsafetyvalve.Operatethesafetyvalvemanuallybypullingonthering.Ifthevalvecontinuesto leakwhenintheclosedposition,itshouldbereplaced. Pressurereadingonthe regulatedpressuregauge dropswhenanaccessoryis used. Ifthereisanexcessiveamountofpressuredropwhentheaccessoryisused, replacetheregulator. NOTE: Adjusttheregulatedpressureunderflowconditions(whileaccessoryisbeingused), Itisnormalforthegaugetoshowminimalpressurelossduringinitialuseofthe tool. Excessivetankpressure.MovetheAuto-On/OfflevertotheOffposition.Iftheunitdoesntshutoff,unplugit fromthepowersourceandcontactaservicetechnician. Motorwillnotstart.Makesurepowercordispluggedinandtheswitchison.Inspectforthepropersize fuseinyourcircuitbox.Ifthefusewastripped,resetitandrestarttheunit.If repeatedtrippingoccurs,replacethecheckvalveorcontactaservicetechnician. Excessivemoistureinthe dischargeair. Airleaksfromthetankbody ortankwelds. Removethewaterinthetankbydrainingaftereachuse.Highhumidity environmentswillcauseexcessivecondensation.Utilizewaterfiltersonyourair line. NOTE: Watercondensationisnotcausedbycompressormalfunction.Besurethe compressorsairoutputisgreaterthanyourtoolsairconsumptionrate. Neverdrillinto,weldorotherwisemodifytheairtankoritwillweaken.Thetankcan ruptureorexplode.Compressorcannotberepaired.Discontinueuseoftheair compressor.
CraftsmanAirCompressorModel921.153100 PartsList ,_32 i_j33 20J_j3, !.__35 IF I / I 31 51 / 52 53 50 5 8