Case March 2014 User manual

SERVICE MANUAL
1/1 SERVICE MANUAL
CX45B Series 2
CX50B Series 2
CX55B
Mini Excavator
Part number 47574282B
English
March 2014
Copyright © 2014 CNH Industrial Italia S.p.A. All Rights Reserved.
CX45B Series 2
CX50B Series 2
CX55B
Mini Excavator
Part number 47574282B

SERVICEMANUAL
CX45B
CX50B
CX55B
47574282B24/03/2014
EN

Contents
INTRODUCTION
Engine.......................................................................................10
[10.001]Engineandcrankcase.............................................................10.1
[10.102]Panandcovers....................................................................10.2
[10.106]Valvedriveandgears..............................................................10.3
[10.101]Cylinderheads.....................................................................10.4
[10.105]Connectingrodsandpistons.......................................................10.5
[10.103]Crankshaftandywheel............................................................10.6
[10.216]Fueltanks..........................................................................10.7
[10.218]Fuelinjectionsystem...............................................................10.8
[10.202]Aircleanersandlines..............................................................10.9
[10.250]Turbochargerandlines...........................................................10.10
[10.254]Intakeandexhaustmanifoldsandmufer.......................................10.11
[10.400]Enginecoolingsystem...........................................................10.12
[10.304]Enginelubricationsystem........................................................10.13
Hydraulicsystems.......................................................................35
[35.000]Hydraulicsystems..................................................................35.1
[35.300]Reservoir,cooler,andlters........................................................35.2
[35.106]Variabledisplacementpump.......................................................35.3
[35.359]Maincontrolvalve..................................................................35.4
[35.355]Hydraulichandcontrol.............................................................35.5
[35.356]Hydraulicfootcontrol...............................................................35.6
[35.352]Hydraulicswingsystem............................................................35.7
[35.353]Hydraulictravelsystem............................................................35.8
[35.354]Hydrauliccentraljoint..............................................................35.9
[35.736]Boomhydraulicsystem..........................................................35.10
[35.737]Dipperhydraulicsystem..........................................................35.11
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[35.738]Excavatorandbackhoebuckethydraulicsystem................................35.12
[35.360]Hammerandrotatingbuckethydraulicsystem..................................35.13
[35.739]Swingarmhydraulicsystem.....................................................35.14
[35.741]Dozerbladecylinders............................................................35.15
Framesandballasting.................................................................39
[39.101]Upperframe........................................................................39.1
[39.103]Swingringassembly...............................................................39.2
[39.140]Ballastsandsupports..............................................................39.3
Tracksandtracksuspension........................................................48
[48.130]Trackframeanddrivingwheels....................................................48.1
[48.100]Tracks..............................................................................48.2
[48.134]Tracktensionunits.................................................................48.3
[48.138]Trackrollers........................................................................48.4
Cabclimatecontrol.....................................................................50
[50.200]Airconditioning.....................................................................50.1
Electricalsystems.......................................................................55
[55.000]Electricalsystem...................................................................55.1
[55.100]Harnessesandconnectors.........................................................55.2
[55.015]Enginecontrolsystem..............................................................55.3
[55.201]Enginestartingsystem.............................................................55.4
[55.301]Alternator...........................................................................55.5
[55.302]Battery..............................................................................55.6
[55.011]Fueltanksystem...................................................................55.7
[55.013]Engineoilsystem..................................................................55.8
[55.512]Cabcontrols........................................................................55.9
[55.404]Externallighting..................................................................55.10
[55.510]Caborplatformharnessesandconnectors......................................55.11
Booms,dippers,andbuckets.......................................................84
47574282B24/03/2014

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[84.114]Boompivotingsupport.............................................................84.1
[84.910]Boom...............................................................................84.2
[84.912]Dipperarm.........................................................................84.3
[84.100]Bucket..............................................................................84.4
Dozerbladeandarm...................................................................86
[86.110]Dozerblade........................................................................86.1
Platform,cab,bodywork,anddecals.............................................90
[90.150]Cab.................................................................................90.1
[90.110]Operatorplatformlesscab.........................................................90.2
[90.114]Operatorprotections...............................................................90.3
[90.105]Machineshieldsandguards.......................................................90.4
[90.116]Fendersandguards................................................................90.5
47574282B24/03/2014

INTRODUCTION
47574282B24/03/2014
1

Contents
INTRODUCTION
Foreword-Importantnoticeregardingequipmentservicing....................................3
Safetyrules.....................................................................................4
Personalsafety.................................................................................5
Torque........................................................................................11
Basicinstructions-Howtousemaintenancestandardsandprecautions....................17
Generalspecication.........................................................................19
Weight........................................................................................21
Capacities.....................................................................................24
Productidentication..........................................................................26
Productidentication-Machineorientation..................................................28
Partidentication.............................................................................29
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2

INTRODUCTION
Foreword-Importantnoticeregardingequipmentservicing
Allrepairandmaintenanceworklistedinthismanualmustbecarriedoutonlybyqualieddealershippersonnel,
strictlycomplyingwiththeinstructionsgiven,andusing,wheneverpossible,thespecialtools.
Anyonewhoperformsrepairandmaintenanceoperationswithoutcomplyingwiththeproceduresprovidedherein
shallberesponsibleforanysubsequentdamages.
Themanufacturerandalltheorganizationsofitsdistributionchain,including-withoutlimitation-national,regional,or
localdealers,rejectanyresponsibilityfordamagescausedbypartsand/orcomponentsnotapprovedbythemanu-
facturer,includingthoseusedfortheservicingorrepairoftheproductmanufacturedormarketedbythemanufacturer.
Inanycase,nowarrantyisgivenorattributedontheproductmanufacturedormarketedbythemanufacturerincase
ofdamagescausedbypartsand/orcomponentsnotapprovedbythemanufacturer.
Theinformationinthismanualisup-to-dateatthedateofthepublication.Itisthepolicyofthemanufacturerfor
continuousimprovement.Someinformationcouldnotbeupdatedduetomodicationsofatechnicalorcommercial
type,orchangestothelawsandregulationsofdifferentcountries.
Incaseofquestions,refertoyourCASECONSTRUCTIONSalesandServiceNetworks.
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3

INTRODUCTION
Safetyrules
Personalsafety
Thisisthesafetyalertsymbol.Itisusedtoalertyoutopotentialpersonalinjuryhazards.Obeyall
safetymessagesthatfollowthissymboltoavoidpossibledeathorinjury.
ThroughoutthismanualyouwillndthesignalwordsDANGER,WARNING,andCAUTIONfollowedbyspecialin-
structions.Theseprecautionsareintendedforthepersonalsafetyofyouandthoseworkingwithyou.
Readandunderstandallthesafetymessagesinthismanualbeforeyouoperateorservicethemachine.
DANGERindicatesahazardoussituationthat,ifnotavoided,willresultindeathorseriousinjury.
WARNINGindicatesahazardoussituationthat,ifnotavoided,couldresultindeathorseriousinjury.
CAUTIONindicatesahazardoussituationthat,ifnotavoided,couldresultinminorormoderateinjury.
FAILURETOFOLLOWDANGER,WARNING,ANDCAUTIONMESSAGESCOULDRESULT
INDEATHORSERIOUSINJURY.
Machinesafety
NOTICE:Noticeindicatesasituationthat,ifnotavoided,couldresultinmachineorpropertydamage.
ThroughoutthismanualyouwillndthesignalwordNoticefollowedbyspecialinstructionstopreventmachineor
propertydamage.ThewordNoticeisusedtoaddresspracticesnotrelatedtopersonalsafety.
Information
NOTE:Noteindicatesadditionalinformationthatclariessteps,procedures,orotherinformationinthismanual.
ThroughoutthismanualyouwillndthewordNotefollowedbyadditionalinformationaboutastep,procedure,or
otherinformationinthemanual.ThewordNoteisnotintendedtoaddresspersonalsafetyorpropertydamage.
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INTRODUCTION
Personalsafety
NOTICE:Theproperandsafelubricationandmaintenanceforthismachine,recommendedbyManufacturer,are
outlinedintheOPERATOR’SMANUALforthemachine.
Improperperformanceoflubricationormaintenanceproceduresaredangerousandcouldresultininjuryordeath.
ReadandunderstandtheMANUALbeforeperforminganylubricationormaintenance.
Theservicemanormechanicmaybeunfamiliarwithmanyofthesystemsonthismachine.Thismakesacareful
useofthesystemsveryimportantwhenperformingmaintenanceoperations.Soundknowledgeofthesystemandor
componentsisimportantbeforetheremovalordisassemblyofanycomponent.
Becauseofthesizeofsomeofthemachinecomponents,theservicemanormechanicshouldchecktheweights
notedinthismanual.Useproperliftingprocedureswhenremovinganycomponents.Weightofcomponentstableis
showninthissection.
Thefollowingisalistofbasicprecautionsthatmustalwaysbeobserved.
1.ReadandunderstandallWarningplatesanddecalsonthemachinebeforeOperating,MaintainingorRepairing
thismachine.
2.Alwayswearprotectiveglassesandprotectiveshoeswhenworkingaroundmachines.Inparticular,wearprotec-
tiveglasseswhenusinghammers,punchesordriftsonanypartofthemachineorattachments.Usewelders
gloves,hood/goggles,apronandtheprotectiveclothingappropriatetotheweldingjobbeingperformed.Donot
wearloosettingortornclothing.Removeallringsfromngers,loosejewellery,connelonghairandloosecloth-
ingbeforeworkingonthismachinery.
3.Disconnectthebatteryandhanga“MaintenanceinProgress”tagintheoperator’sseat.Removestarterkey.
4.Ifpossible,makeallrepairswiththemachineparkedonalevelandrmsurface.Blockthemachinesoitdoesnot
rollwhileworkingonorunderthemachine.Hanga“MaintenanceinProgress”tagintheoperator’sseat.
5.Donotworkonanymachinethatissupportedonlybylift,jacksorahoist.Alwaysuseblocksorstopsforthejack
beforecarryingoutanydisassemblyoperation.
NOTICE:Donotoperatethismachineunlessyouhavereadandunderstoodallinstructionscontainedinthismanual.
Impropermachineoperationisdangerousandcouldresultininjuryordeath.
6.Relieveallpressureinair,oilorwatersystemsbeforeanylines,ttingsorrelateditemsaredisconnectedor
removed.Alwaysmakesureallraisedcomponentsareblockedcorrectlyandbealertforpossiblepressure
whendisconnectinganydevicefromasystemunderpressure.
7.Lowerthebucket,dozerorotherattachmentstothegroundbeforeperforminganyworkonthemachine.Ifthis
cannotbedone,makesurethebucket,bladeorotherattachmentisblockedcorrectlytopreventitfromdropping
unexpectedly.
8.Usestepsandgrabhandleswhenmountingordismountingamachine.Removeanydebrisormudfromsteps,
walkwaysorworkplatformsbeforeusingthem.Alwaysfacethemachinewhenusingsteps,laddersandwalk-
ways.Whenitisnotpossibletousethedesignedaccesssystem,provideladders,scaffolds,orwork,platforms
toperformsaferepairoperations.
9.Toavoidbackinjury,useahoistwhenliftingcomponentswhichweigh20kg(44.09lb)ormore.Makesureall
chains,hooks,slings,etc.,areingoodconditionandarethecorrectcapacity.Besurehooksarepositioned
correctly.Liftingeyesarenottobesideloadedduringaliftingoperation.
10.T oavoidburns,bealertforhotpartsandsurfacesimmediatelyafterstoppingthemachinesuchashotuidsin
lines,tubesandcompartmentcovers.
11.Becarefulwhenremovingcoverplates.Graduallybackoffthelasttwocapscrewsornutslocatedatopposite
endsofthecoverordeviceandcarefullyprythecoverloosetorelieveanyspringorotherpressure,before
removingthelasttwocapscrewsornutscompletely.
12.Becarefulwhenremovingllercaps,breathersandplugsonthemachine.Holdaragoverthecaporplugto
preventbeingsprayedorsplashedbyliquidsunderpressure.Dangerisevengreaterifthemachinehasjust
beenstopped,asliquidsmightbeboilinghot.
13.Alwaysusethepropertoolsthatareingoodconditionandthataresuitedforthejobathand.Besureyou
understandhowtousethembeforeperforminganyservicework.
14.Reinstallallclampswiththesamesparepartnumber.Donotuseclampsofinferiorqualityifreplacementis
necessary.
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INTRODUCTION
15.Repairswhichrequireweldingshouldbeperformedonlywiththebenetoftheappropriatereferenceinforma-
tionandbypersonneladequatelytrainedandskilledinweldingprocedures.Determinethetypeofmetalbeing
weldedandselectthecorrectweldingprocedureandelectrodes,rodsorwirestoprovideametalweldstrength
atleastequivalenttothatoftheparentmetal.Makesuretodisconnectthebatterybeforeanyweldingoperation
isperformed.
16.Donotdamagewiringduringremovaloperations.Reinstallthewiringsoitisnotdamagednorwillbedamaged
inoperationofthemachinebycontactingsharpcorners,orbyrubbingagainstsomeobjectorhotsurface.Do
notconnectwiringtoalinecontaininguid.
17.Besureallprotectivedevices,includingguardsandshields,areproperlyinstalledandfunctioningcorrectlybefore
startingarepair.Ifaguardorshieldmustberemovedtoperformtherepairwork,useextracautionandreplace
theguardorshieldafterrepairiscomplete.
18.Performingmaintenanceandrepairoperationswhilethebucketisliftedisdangerous,becausethereisthepos-
sibilityofadevicefalling.Donotfailtolowersuchdeviceandplacethebuckettothegroundbeforestartingthe
operation.
19.Looseordirtyfuel,lubricationandhydraulicsystems,pipesandhosesmaycauseres.Donotbendorstrike
high-pressurelines,donotinstallbentordamagedlines.Inspectlines,tubesandhosescarefully.Donotcheck
forleakswithyourhands.Verysmall(pinhole)leakscanresultinahighvelocityoiljetthatwillbeinvisibleclose
tothehose.
Thisoilcanpenetratetheskinandcausepersonalinjury.Usecard-boardorpapertolocatepinholeleaks.
20.Tightenconnectionstothecorrecttorque.Makesurethatallprotectionsagainstburns,theclampsandtheoper-
ator’sprotectivedevicesarecorrectlyinstalledinordertopreventexcessiveheat,vibrationsorrubbingagainst
otherpartsduringoperation.Shieldsthatprotectagainstoilsprayontohotexhaustcomponentsineventofa
line,tubeorsealfailuremustbeinstalledcorrectly.
21.Donotoperateamachineifanyrotatingpartisdamagedorcontactsanyotherpartduringoperation.Anyhigh
speedrotatingcomponentthathasbeendamagedoralteredshouldbecheckedforbalancebeforereusing.
22.Becarefulwhenservicingorseparatingthetracks.Chipscanywhenremovingorinstallingatrackpin.Wear
safetyglassesandlongsleeveprotectiveclothing.Trackscanunrollveryquicklywhenseparated.Keepaway
fromfrontandrearofmachine.Themachinecanmoveunexpectedlywhenbothtracks(crawlers)aredisengaged
fromthesprockets.Blockthemachinetopreventitfrommoving.
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INTRODUCTION
Generalprecautionsforrepairs
Preparationbeforedisassembling
1.Understandingoperatingprocedure
ReadOPERATIONANDMAINTENANCEMANUALcarefullytounderstandtheoperatingprocedure.
2.Cleaningmachines
Removesoil,mud,anddustfromthemachinebeforecarryingitintotheserviceshoptopreventlossofwork
efciency,damageofparts,anddifcultyinrustpreventionanddustprotectionwhilereassembling.
3.Inspectingmachines
Identifythepartstobedisassembledbeforestartingwork,determinethedisassemblingprocedurebyyourself
consideringtheworkshopsituationsetc.,andrequestprocurementofnecessarypartsinadvance.
4.Recording
Recordthefollowingitemsforcommunicationandpreventionofrecurringmalfunction.
1.Inspectiondateandplace
2.Modelname,applicablemachinenumber,andhourmeterread
3.Troublecondition,placeandcause.
4.Visibleoilleakage,waterleakageanddamage
5.Cloggingoflters,oillevel,oilquality,oilcontaminationandlooseningofconnections
6.Resultofconsiderationifanyproblemexistsbasedontheoperationratepermonthcalculatedfromhourmeter
indicationafterthelastinspectiondate.
5.Arrangementandcleaninginserviceshop
1.T oolsrequiredforrepairwork.
2.Preparespacetoplacethedisassembledparts.
3.Prepareoilcontainersfordrainingoiletc.
Safetyindisassemblingandassembling
1.Wearappropriateclotheswithlongsleeves,safetyshoes,safetyhelmetandprotectiveglasses.
2.Suspendwarningtag“DONOTOPERATE”fromthedoorknobortheoperatinglever,andhaveapreliminary
meetingbeforestartingwork.
3.Stoptheenginebeforestartinginspectionandmaintenancetopreventtheoperatorbeingcaughtinmachine.
4.Identifythelocationofarst-aidkitandareextinguisher,andalsowheretomakecontactinastateofemergency.
5.Chooseahard,levelandsafeplace,andplacetheattachmentonthegroundsecurely.
6.Usealiftersuchasacranetoremoveheavyparts(20kg(44lb)ormore)fromthemachine.
7.Usepropertools,andreplaceorrepairdefectivetools.
8.Supportthemachineandattachmentwithsupportsorblocksiftheworkisperformedintheliftedcondition.
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7

INTRODUCTION
Disassemblingandassemblinghydraulicequipment
1.Removinghydraulicequipment
1.Beforedisconnectingpipes,releasethehydraulicpressureofthesystem,oropenthereturnsidecoverand
takeoutthelter.
2.Carefullydrainoiloftheremovedpipesintoacontainerswithoutspillingontheoor.
3.Applyplugsorcapsonthepipeendstoavoidoilspillageanddustintrusion.
4.Cleanofftheexternalsurfaceoftheequipmentbeforedisassembling,anddrainhydraulicandgearoilbefore
placingitontheworkbench.
2.Disassemblinghydraulicequipment
1.Donotdisassemble,reassembleormodifythehydraulicequipmentwithoutthepermissionofthemanufacturer,
whoisnotresponsiblefortheperformanceandfunctionoftheproductaftermodication.
2.Whendisassemblingandreassemblingforunavoidablereason,refertheworktoqualiedpersonnelwhohave
thespecicknowledgeorcompletedthepartsservicetraining.
3.Providematchingmarkstofacilitatereassemblingwork.
4.Beforestartingthework,readthemanualofdisassemblingprocedure,ifitisprovided,anddecidewhetherthe
workcanbeperformedbyyourself.
5.Usethespecialjigandtoolswithoutfailiftheyarespecied.
6.Ifitishardtoremoveapartaccordingtotheprocedure,donottryitbyforcebutinvestigatethecause.
7.Placetheremovedpartsinorderandattachtagstofacilitatethereassembling.
8.Notethelocationandquantityofpartscommonlyappliedtomultiplelocations.
3.Inspectingparts
1.Ensurethatthedisassembledpartsarefreefromseizure,interferenceandunevencontact.
2.Measureandrecordwearconditionofpartsandclearance.
3.Iftheproblemisfoundinapart,repairorreplaceitwithanewone.
4.Reassemblinghydraulicequipment
1.TurnOntheventilationfanoropenwindowstomaintaingoodventilationpriortostartingthecleaningofparts.
2.Performroughandnishcleaningbeforeassembling.
3.Removewashingoilbyairandapplycleanhydraulicorgearoilforassembling.
4.AlwaysreplacetheremovedO-rings,backupringsandoilsealswithnewonesbyapplyinggreaseinadvance.
5.Removedirtandmoisturefromandperformdegreasingonthesurfacewhereliquidgaskettobeapplied.
6.Removerustpreventiveagentfromthenewpartsbeforeuse.
7.Fitbearings,bushingsandoilsealsusingspecialjigs.
8.Assemblethepartsutilizingmatchingmarks.
9.Ensureallthepartsarecompletelyassembledafterthework.
5.Installinghydraulicequipment
1.Ensurehydraulicoilandlubricantareproperlysupplied.
2.Performairbleedingwhen:
1.Hydraulicoilchanged
2.Partsofsuctionsidepipingreplaced
3.Hydraulicpumpinstalled
4.Slewingmotorinstalled
5.Travelmotorinstalled
6.Hydrauliccylinderinstalled
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8

INTRODUCTION
NOTICE:Operationofthehydraulicequipmentwithoutllinghydraulicoilorlubricantorwithoutperformingair
bleedingwillresultindamagetotheequipment.
3.Performairbleedingofthehydraulicpumpandslewingmotorafterlooseningtheupperdrainplug,startingthe
engineandkeepitinlowidlecondition.
Completetheairbleedingwhenseepingofhydraulicoilisrecognized,andtightlyplug.
4.Performairbleedingofthetravelmotorandthehydrauliccylindersbyrunningtheengineformorethan5min
atlowspeedwithoutload.
NOTICE:Donotallowthehydrauliccylindertobottomonthestrokeendjustafterthemaintenance.
5.Performairbleedingofpilotlinebyperformingaseriesofdigging,slewingandtravel.
6.Checkhydraulicoillevelafterplacingtheattachmenttotheoilcheckposition,andreplenishoilifnecessary.
Electricalequipment
1.Donotdisassembleelectricalequipment.
2.Handleitcarefullynottodropandgiveashock.
3.TurnthekeyOffpriortoconnectinganddisconnectingwork.
4.Disconnecttheconnectorbyholdingitandpressingthelock.Donotpullthewiretoapplyforcetothecaulking
portion.
5.Connecttheconnectorandensureitiscompletelylocked.
6.TurnthekeyOffpriortotouchingtheterminalofstarterorgenerator.
7.Removetheground(earth)terminalofbatterywhenhandlingtoolsaroundthebatteryoritsrelay.
8.Donotsplashwaterontheelectricalequipmentandconnectorsduringmachinewashing.
9.Checkformoistureadhesioninsidethewaterproofconnectorafterpullingitout,sinceitishardtoremovemois-
turefromtheconnector.
Ifmoistureadhesionisfound,dryitcompletelybeforetheconnection.
Batteryelectrolyteishazardous.
Batteryelectrolyteisdilutesulfuricacid.Exposureofskinoreyestothisliquidwillcauseburningorlossofeyesight.
Iftheexposureoccurs,takethefollowingemergencymeasuresandseektheadviceofamedicalspecialist.
•Whenskinexposed:
Washwithwaterandsoapsufciently.
•Wheneyesexposed:
Immediatelywashawaywithcitywatercontinuouslyformorethan10min.
•Whenalargeamountoftheliquidowsout:
Neutralizewithsodiumbicarbonateorwashawaywithcitywater.
•Whenswallowed:
Drinkalargeamountofmilkorwater.
•Whenclothesexposed:
Immediatelyundressandwash.
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INTRODUCTION
Hydraulicparts
1.O-ring
•EnsureO-ringshaveelasticityandarenotdamagedbeforeuse.
•UsetheappropriateO-rings.O-ringsareofdifferentkindsandmadeofdifferentmaterials,andtheyhavea
differenthardnesstobeappliedtoavarietyofparts,suchasmovingorxedparts,subjecttohighpressureand
exposedtocorrosiveuids,eveniftheirsizeissame.
•FittheO-ringswithoutdistortionandbend.
•Alwayshandleoatingsealsasapair.
2.Flexiblehose(Fhose)
•Usetheappropriateparts.Differentpartsareuseddependingontheworkingpressureeventhesizeoftting
andthetotallengthofthehoseissame.
•Tightenthettingatthespeciedtorque.
Ensurenokink,tension,interferencenoroilleakageisrecognized.
Weldingrepair
1.Referrepairweldingtoqualiedpersonnelaccordingtotheappropriateprocedure.
2.Disconnecttheground(earth)cableofthebatterybeforestartingtherepair.
Failuretodosowillcausedamagetotheelectricalequipment.
3.Moveawaythearticlesinadvancethatmaycausereifexposedtosparks.
4.Beforestartingtherepairoftheattachment,donotfailtocovertheplatedsurfaceofthepistonrodwithameproof
sheettopreventitfrombeingexposedtosparks.
Environmentalmeasure
1.Runtheengineattheplacethatissufcientlyventilated.
2.Industrialwastedisposal
Disposeofthefollowingpartsaccordingtotherelevantregulations:
Wasteoilandwastecontainer
Battery
3.Precautionsforhandlinghydraulicoil
Exposureofeyestohydraulicoilwillcauseinammation.Wearprotectiveglassesbeforehandlingtoavoidan
accident.Ifaneyeisexposedtotheoil,takethefollowingemergencymeasures:
•Whenaneyeexposed:
Immediatelywashawaywithcitywatersufcientlytillstimulativefeelingvanishes.
•Whenswallowed:
Donotletvomit,andreceivemedicaltreatmentimmediately.
•Whenskinexposed:
Washwithwaterandsoapsufciently.
4.Others
Usereplacementpartsandlubricantsauthorizedasthegenuineparts.
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INTRODUCTION
Torque
Torquespecicationsforcapscrewsandnuts
Thefollowingtorquespecicationsareindicatedincase
theactualtorquevalueofafastenerisunknown.Check
thecapscrewsandnutsfortheirloosenessanddropping
offbeforethestartofdailyworkandattheperiodicalmain-
tenance.Retightentheloosenedones,andinstallnew
onesforthedroppedoff.Forthenewmachine,thecheck
andretighteningofthemmustbecarriedoutatrst50h
operation.Forthereplacementofthem,makesuretouse
thesamesizeofmanufacturer’sgenuineparts.
Refertothetablebelowforthetighteningand
retighteningofcapscrews.
•Thetablebelowisnotapplicableforthecapscrewsto
xthecover,etc.,madeofplastic.Forthetightening
torqueforsuchcapscrews,consultwithanauthorized
ourDistributor.Over-tighteningmaycausedamages
onthepartstobexed.
•Iftheoperator’smanualspeciesadifferenttorque,use
suchvalueregardlessofthetablebelow.
•Numericalindicationonthecapscrewheadshowsthe
classicationforstrength(e.g.,7=7T).Noindication
isprovidedforsmallersizeofcapscrews,M5orless.
TULI12EXN4032AA1
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INTRODUCTION
Metriccoarsethreadstandardtighteningtorquevalues.Becertaintotightenallcapscrewsandnutstoproper
torquevalues
Classi-
cation4.8T7T10.9T
Nominal
dimen-
sion
NolubricationOillubricationNolubricationOillubricationNolubricationOillubrication
M6X1
3.9-4.9N·m
(2.88-3.61lb
ft)
3.3-4.1N·m
(2.43-3.02lbft)
8.6-10.6N·m
(6.34-7.82lbft)
7.3-8.9N·m
(5.38-6.56lb
ft)
15.6-19.2N·m
(11.51-14.16lb
ft)
13.2-16.2N·m
(9.74-11.95lb
ft)
M8X
1.25
9.6-11.8N·m
(7.08-8.70lb
ft)
8.1-9.9N·m
(5.97-7.30lbft)
21.5-25.5N·m
(15.86-18.81lb
ft)
17.6-21.6N·m
(12.98-
15.93lbft)
38.3-46.1N·m
(28.25-34.00lb
ft)
31.4-39.2N·m
(23.16-28.91lb
ft)
M10X
1.5
19.6-23.6N·m
(14.46-
17.41lbft)
16.1-19.7N·m
(11.87-14.53lb
ft)
41.2-51N·m
(30.39-37.62lb
ft)
35.3-43.1N·m
(26.04-
31.79lbft)
74.6-92.2N·m
(55.02-68.00lb
ft)
63.7-77.5N·m
(46.98-57.16lb
ft)
M12X
1.75
32.4-40.2N·m
(23.90-
29.65lbft)
28.5-34.3N·m
(21.02-25.30lb
ft)
71.6-87.2N·m
(52.81-64.32lb
ft)
59.8-73.6N·m
(44.11-
54.28lbft)
128-158N·m
(94.41-
116.53lbft)
109-133N·m
(80.39-98.10lb
ft)
M14X2
52-63.8N·m
(38.35-
47.06lbft)
44.1-53.9N·m
(32.53-39.75lb
ft)
113-139N·m
(83.34-
102.52lbft)
96-116N·m
(70.81-
85.56lbft)
206-246N·m
(151.94-
181.44lbft)
172-210N·m
(126.86-
154.89lbft)
M16X2
79.5-97.1N·m
(58.64-
71.62lbft)
67.6-81.4N·m
(49.86-60.04lb
ft)
171-211N·m
(126.12-
155.63lbft)
145-177N·m
(106.95-
130.55lbft)
304-382N·m
(224.22-
281.75lbft)
255-313N·m
(188.08-
230.86lbft)
M18X
2.5
110-134N·m
(81.13-
98.83lbft)
93-113N·m
(68.59-83.34lb
ft)
236-294N·m
(174.06-
216.84lbft)
206-246N·m
(151.94-
181.44lbft)
432-530N·m
(318.63-
390.91lbft)
363-441N·m
(267.74-
325.26lbft)
M20X
2.5
155-189N·m
(114.32-
139.40lbft)
130-158N·m
(95.88-
116.53lbft)
334-412N·m
(246.35-
303.88lbft)
285-343N·m
(210.21-
252.984lbft)
598-736N·m
(441.06-
542.846lbft)
500-618N·m
(368.78-
455.813lbft)
M22X
2.5
206-246N·m
(151.94-
181.44lbft)
172-212N·m
(126.86-
156.36lbft)
451-549N·m
(332.64-
404.92lbft)
383-461N·m
(282.49-
340.02lbft)
814-990N·m
(600.38-
730.19lbft)
677-833N·m
(499.33-
614.39lbft)
M24X3
265-323N·m
(195.45-
238.23lbft)
206-264N·m
(151.94-
194.72lbft)
568-706N·m
(418.94-
520.72lbft)
471-569N·m
(347.39-
419.67lbft)
1042-1278N·m
(768.54-
942.60lbft)
843-1039N·m
(621.76-
766.33lbft)
M27X3
392-470N·m
(289.12-
346.65lbft)
314-392N·m
(231.59-
289.12lbft)
843-1039N·m
(621.76-
766.33lbft)
687-843N·m
(506.71-
621.76lbft)
1533-1867N·m
(1130.68-
1377.03lbft)
1233-1507N·m
(909.41-
1111.51lbft)
M30X
3.5
529-647N·m
(390.17-
477.2lbft)
441-539N·m
(325.26-
397.55lbft)
1158-1412N·m
(854.10-
1041.44lbft)
971-1187N·m
(716.17-
875.49lbft)
2065-2535N·m
(1523.07-
1869.72lbft)
1744-2136N·m
(1286.31-
1575.43lbft)
M33X
3.5
716-872N·m
(528.09-
643.20lbft)
598-736N·m
(441.06-
542.85lbft)
1549-1903N·m
(1142.48-
1403.58lbft)
1304-
1598N·m
(961.78-
1178.62lbft)
2796-3424N·m
(2062.22-
2525.41lbft)
2345-2875N·m
(1729.58-
2120.49lbft)
M36X4
932-1128N·m
(687.41-
831.97lbft)
775-951N·m
(571.61-
701.42lbft)
2000-2452N·m
(1475.12-
1808.5lbft)
1677-
2049N·m
(1236.89-
1511.26lbft)
3608-4412N·m
(2661.12-
3254.12lbft)
3027-3693N·m
(2232.60-
2723.82lbft)
47574282B24/03/2014
12

INTRODUCTION
Metriccoarsethreadstandardtighteningtorquevalues.Becertaintotightenallcapscrewsandnutstoproper
torquevalues
Classi-
cation4.8T7T10.9T
Nominal
dimen-
sion
NolubricationOillubricationNolubricationOillubricationNolubricationOillubrication
M8X1
10.2-
12.4N·m(7.52
-9.15lbft)
8.5-10.5N·m
(6.27-7.74lb
ft)
22.5-26.5N·m
(16.6-19.55lb
ft)
18.6-22.6N·m
(5.38-6.56lb
ft)
40.2-48.0N·m
(29.65-35.4lb
ft)
33.6-41.2N·m
(24.78-30.39lb
ft)
M10X
1.25
20.6-
24.6N·m
(15.19-
18.14lbft)
16.8-20.5N·m
(12.39-15.12lb
ft)
43.2-53.0N·m
(31.86-39.09lb
ft)
37.3-45.1N·m
(27.51-
33.26lbft)
78.5-96.1N·m
(57.90-70.88lb
ft)
66.6-80.4N·m
(49.12-59.3lb
ft)
M12X
1.25
35.3-
43.1N·m
(26.04-
31.79lbft)
30.4-36.2N·m
(22.42-26.70lb
ft)
76.5-94.1N·m
(56.42-69.40lb
ft)
64.7-78.5N·m
(47.72-
57.90lbft)
138-170N·m
(101.78-
125.39lbft)
116-142N·m
(85.56-104.73lb
ft)
M16X1.5
83.4-101N·m
(61.51-
74.49lbft)
69.7-85.3N·m
(51.41-62.91lb
ft)
176-216N·m
(129.81-
159.31lbft)
152-186N·m
(112.11-
137.19lbft)
324-402N·m
(238.97-
296.5lbft)
275-333N·m
(202.83-
245.61lbft)
M20X1.5
167-205N·m
(123.17-
151.2lbft)
139-171N·m
(102.52-
126.12lbft)
363-441N·m
(267.74-
325.26lbft)
304-362N·m
(224.22-
267.00lbft)
657-795N·m
(484.58-
586.36lbft)
549-667N·m
(404.92-
491.95lbft)
M24X2
285-343N·m
(210.21-
252.98lbft)
236-294N·m
(174.06-
216.84lbft)
617-755N·m
(455.08-
556.86lbft)
510-628N·m
(376.16-
463.19lbft)
1122-1358N·m
(827.54-
1001.61lbft)
932-1128N·m
(687.41-
831.97lbft)
M30X2
578-696N·m
(426.31-
513.34lbft)
481-579N·m
(354.77-
427.05lbft)
1253-1527N·m
(924.17-
1126.26lbft)
1039-
1275N·m
(766.33-
940.39lbft)
2245-
2755N·m
(1655.83-
2031.98lbft)
1874-2286N·m
(1382.19-
1686.07lbft)
M33X2
765-941N·m
(564.24-
694.05lbft)
636-776N·m
(469.09-
572.35lbft)
1674-2046N·m
(1234.68-
1509.05lbft)
1395-
1705N·m
(1028.90-
1257.54lbft)
3016-
3684N·m
(2224.49-
2717.18lbft)
2515-3065N·m
(1854.97-
2260.63lbft)
M36X3
962-
1178N·m
(709.53-
868.85lbft)
804-980N·m
(593.00-
722.81lbft)
2104-2556N·m
(1551.83-
1885.21lbft)
1744-
2136N·m
(1286.31-
1575.43lbft)
3778-
4622N·m
(2786.51-
3409.01lbft)
3147-3853N·m
(2321.11-
2841.83lbft)
47574282B24/03/2014
13

INTRODUCTION
Applicationofscrewlockingandsealingcompounds
ServiceFeatures
LOCTITE®242Lowstrength
LOCTITE®262Middlestrength
Screwlockingcompound
LOCTITE®271Highstrength
SealingcompoundLOCTITE®515Sealing
Screwandtoolsizes
Edgebolt
BB Nominal
screw
size(d)Toolsize
Nominal
screw
size(d)Toolsize
M610mmM2436mm
M813mmM3046mm
M1017mmM3655mm
M1219mmM4265mm
M1624mmM4875mm
M2030mm
TULI12EXN4033AB2
Capscrew(socketbolt)
BB Nominal
screw
size(d)Toolsize
Nominal
screw
size(d)Toolsize
M65mmM2017mm
M86mmM2419mm
M108mmM3022mm
M1210mmM3627mm
M1412mmM4232mm
M1614mmM4836mm
M1814mm
TULI12EXN4034AB3
47574282B24/03/2014
14