3M 20239 Grinder User Manual


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3M™DieGrinderaccessoriesaredesignedforuseon3MDieGrinders.
Constructedfrompremium,industrial-qualitymaterials,theirdurabilityand
preciseconstructionaretheidealcomplementtotheperformanceofthe3M
DieGrinder.SeeProductConguration/Specicationstableforthecorrect
replacementpadforaparticularmodel.
See3MASDAccessorycatalog61-5002-8098-9and61-5002-8097-1for
additionalAccessories.
Removingandremountingshanksandshaft
mountedabrasiveproductsintocolletchuck
1. Disconnectairlinefromtool.
2. Removecurrentlymountedshaftaccessory,shankorabrasiveproduct
fromcolletchuck*byusingthetwowrenchessuppliedwiththetool.Use
thewrenchtosecurethecolletbodywhileturningthecolletnutcounter
clockwise.
3. Aftertheexistingproducthasbeenremovedfromthecollet,inspectthe
colletinserttoensurethatisfreeofdebrisandundamaged.
4. Fullyinsertthenewshaftmountedaccessory,shankorabrasiveproduct
intothecollet.
5. Securethecolletbodywiththewrenchandtightenthecolletnut
securely.Alwaysusethecorrectsizedcolletwiththematchingshank
(use1/4incolletinsertwith1/4inshaftsor6mmcolletinsertwith
6mmshafts).Aninadequatelyinsertedshankcouldbendorbreak
causingdamagetothetoolandworkpieceandpossibleinjurytothe
operatororbystanders.
Note:Duringtheabovesteps,ensurethatallhardwareandabrasive
productsaremountedconcentricallyonthesupportingaccessory.
*InthedrawingsonthePartsPages,Figures1,2and3comprisetheCollet
Chuck.
1. Readallinstructionsbeforeusingthistool.Alloperatorsmustbefully
trainedinitsuseandawareofthesesafetyrules.
2. ThetoolRPMshouldbecheckedonaregularbasistoensureproper
operatingspeed.
3. Makesurethetoolisdisconnectedfromtheairsupply.Selectasuitable
abrasiveandsecureittothediscpadorspindle.Becarefultocenterthe
abrasiveonthediscpad.
4. Alwayswearrequiredsafetyequipmentwhenusingthistool.
5. Alwaysremovetheairsupplytothesanderbeforetting,adjustingor
removingtheabrasiveordiscpad.
6. Alwaysadoptarmfootingandgripandbeawareoftorquereaction
developedbythesander.
7. Useonly3Mapprovedspareparts.
8. Alwaysensurethematerialbeingworkedisrmlyxedtoavoid
movement.
9. Checkhoseandttingsregularlyforwear.Donotcarrythetoolbyits
hose;alwaysbecarefultopreventthetoolfrombeingstartedwhen
carryingthetoolwiththeairsupplyconnected.
10.Dustcanbehighlycombustible.
11.IftoolisservicedorrebuiltchecktoensurethatthemaximumtoolRPM
isnotexceededandthatthereisnoexcessivetoolvibration.
12.Donotexceedmaximumrecommendedairpressure.Usesafety
equipmentasrecommended.
13.Priortoinstallinganyshaftmountedabrasiveorsandingorgrinding
accessory,alwayscheckthatitsmarkedmaximumoperatingspeedis
equalorhigherthantheratedspeedofthistool.
14.Thetoolisnotelectricallyinsulated.Donotusewherethereisa
possibilityofcontactwithliveelectricity,gaspipes,and/orwaterpipes.
15.Thistoolisnotprotectedagainsthazardsinherentincuttingoperations,
andnosuchcuttingproductsshouldeverbeattached.
16.Takecaretoavoidentanglementwiththemovingpartsofthetoolwith
clothing,ties,hair,cleaningragsorloosehangingobjects.Ifentangled,
stopairsupplyimmediatelytoavoidcontactwithmovingtoolparts.
17.Keephandsclearofthespinningpadorspindleduringuse.
18.Ifthetoolappearstomalfunction,removefromuseimmediatelyand
arrangeforserviceandrepair.
19.Donotallowthetooltofreespinwithouttakingprecautionstoprotect
anypersonsorobjectsfromthelossoftheabrasiveorpadruptures.
20.Immediatelyreleasethestarthandleintheeventofanydisruption
ofpressure;donotattempttore-startuntilthedisruptionhasbeen
corrected.
21.Whentoolisnotinuse,storeinaclean,dryenvironmentfreeofdebris.
22.RecycleordisposeoftoolaccordingtoLocal,State,andFederal
regulations.
SafetyPrecautions
3M™DieGrinder
Figure1
Closed Loop Pipe System
Sloped in the direction of air flow
Drain Leg
Ball Valve
To Tool Station
Filter
Drain Valve
Regulator
Lubricator
Ball
Valve
Ball Valve
Air Flow
Air Dryer
Air Compressor
and Tank
Air Hose
To Coupler
at or near Tool
Product Use: Allstatements,technicalinformationandrecommendations
containedinthisdocumentarebasedupontestsorexperiencethat3M
believesarereliable.However,manyfactorsbeyond3M’scontrolcan
affecttheuseandperformanceofa3Mproductinaparticularapplication,
includingtheconditionsunderwhichthe3Mproductisusedandthetime
andenvironmentalconditionsinwhichtheproductisexpectedtoperform.
Sincethesefactorsareuniquelywithintheuser’sknowledgeandcontrol,it
isessentialthattheuserevaluatethe3Mproducttodeterminewhetheritis
tforaparticularpurposeandsuitablefortheuser’smethodofapplication.
Warranty and Limited Remedy:3Mwarrantsthistoolagainstdefects
inworkmanshipandmaterialsundernormaloperatingconditionsforone
(1)yearfromthedateofpurchase.3MMAKESNOOTHERWARRANTIES,
EXPRESSORIMPLIED,INCLUDING,BUTNOTLIMITEDTO,ANYIMPLIED
WARRANTYOFMERCHANTABILITYORFITNESSFORAPARTICULAR
PURPOSEORANYIMPLIEDWARRANTYARISINGOUTOFACOURSEOF
DEALING,CUSTOMORUSAGEOFTRADE.Userisresponsiblefordetermining
whetherthe3Mtoolistforaparticularpurposeandsuitableforuser’s
application.Usermustoperatethetoolinaccordancewithallapplicable
operatinginstructions,safetyprecautions,andotherproceduresstatedin
theoperatingmanualtobeentitledtowarrantycoverage.3Mshallhaveno
obligationtorepairorreplaceanytoolorpartthatfailsduetonormalwear,
inadequateorimpropermaintenance,inadequatecleaning,non-lubrication,
improperoperatingenvironment,improperutilities,operatorerrorormisuse,
alterationormodication,mishandling,lackofreasonablecare,orduetoany
3
Abrasive Systems Division
3MCenter,Building223-6N-02
St.Paul,MN55144-1000
www.3M.com/abrasives
©3M2009
3Misatrademarkof3MCompany
34-8703-0155-2
accidentalcause.Ifatooloranypartthereofisdefectivewithinthiswarranty
period,yourexclusiveremedyand3M’ssoleobligationwillbe,at3M’s
option,torepairorreplacethetoolorrefundthepurchaseprice.
Limitation of Liability:Exceptwhereprohibitedbylaw,3Mandsellerwill
notbeliableforanylossordamagearisingfromthe3Mproduct,whether
direct,indirect,special,incidentalorconsequential,regardlessofthelegal
theoryasserted,includingwarranty,contract,negligenceorstrictliability.
Submitting a Warranty Claim: Contactyourdealerwhensubmittinga
warrantyclaiminaccordancewiththerestrictionslistedabove.Pleasenote
thatallwarrantyclaimsaresubjecttomanufacturer’sapproval.Besureto
keepyoursalesreceiptinasafeplace.Thismustbesubmittedwhenlinga
warrantyclaim,within1yearfromthedateofpurchase.
Product Repair after Warranty Has Expired
3Mdoesnotofferrepairserviceforproductoutofwarranty.
Submitting a Warranty Claim:Contactyourdealerwhensubmittinga
warrantyclaiminaccordancewiththerestrictionslistedabove.Pleasenote
thatallwarrantyclaimsaresubjecttomanufacturer’sapproval.Besureto
keepyoursalesreceiptinasafeplace.Thismustbesubmittedwhenling
awarrantyclaim,within1yearfromthedateofpurchase.Foradditional
assistancecall1-800-362-3550.
Product Repair after Warranty Has Expired: Repairof3MAbrasivePower
toolsthatarenotunderwarrantyisavailablethrough3Mora3MAuthorized
ToolRepairRepresentative.Contactyour3MAbrasivePowerToolDistributor
fordetails,orcall1-800-362-3550.
EC Declaration of Conformity
Manufacturers Name:
Manufacturers Address:
3, Abrasive Systems Division
3M Center, Building 223-6N-02
St. Paul, MN U.S.A. 55144
Does hereby declare that the machinery described below complies with those applicable essential health
and safety requirements of the Machinery Directive 98/37/EC; together with all amendments to date.
Descriptions:
Full Name of responsible person.
Stefan A. Babirad
Signature: .............................................................................
Position: Technical Director
Date: .............................................................
The following standards have either been referred to, or complied with, in full or in part as revelent:
Model Numbers: 20237, 20238, 20239, 20240, 25126, 25127, 25128, 25129, 28330, 28331, 28332, 28345, 28346,
28347
3M™ Die Grinder, 1 hp (746w), MOS 20,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 1 hp (746w), MOS 18,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 1 hp (746w), MOS 12,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 1 hp (746w), MOS 8,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 1 hp (746w), MOS 20,000 rpm, straight shaft, 6 mm collet
3M™ Die Grinder, 1 hp (746w), MOS 18,000 rpm, straight shaft, 6 mm collet
3M™ Die Grinder, 1 hp (746w), MOS 12,000 rpm, straight shaft, 6 mm collet
3M™ Die Grinder, 1 hp (746w), MOS 8,000 rpm, straight shaft, 6 mm collet
3M™ Die Grinder, 0.5 hp (373w), MOS 18,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 0.5 hp (373w), MOS 18,000 rpm, straight shaft, ¼ in collet-3 in extended
3M™ Die Grinder, 0.5 hp (373w), MOS 4,000 rpm, straight shaft, ¼ in collet
3M™ Die Grinder, 0.5 hp (373w), MOS 18,000 rpm, straight shaft, 6 mm collet
3M™ Die Grinder, 0.5 hp (373w), MOS 18,000 rpm, straight shaft, 6 mm collet-3 in extended
3M™ Die Grinder, 0.5 hp (373w), MOS 4,000 rpm, straight shaft, 6 mm collet
EN ISO 12100-1:2003 Safety of machinery . Basic concepts, general principles for design-
EN ISO 12100-2:2003 Basic terminology and Technical principals
EN 792-9:2001 Hand-held non-electic power tools - Safety Requirements - Part 9: Die Grinders
EN 983:1996 Safety of machinery . Safety requirements for fluid power systems and components
- Pneumatics
EN ISO 14121-1:2007 Safety of machinery . Risk assesment principles
EN ISO 28662-1:1992 Hand-held portable power tools - Measurement of vibrations at the handle
- Part 1: General
EN ISO 8662-13:1997 Hand-held portable power tools - Measurement of vibrations at the handle
- Part 13: Die Grinders
EN ISO 15744:2002 Hand-held non-electric power tools. Noise measurement code.
Engineering method (grade 2)
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