FastenerswithaLockingFeature(continued)
foundonexternallythreadedfastenerssuchasscrews,oroninternallythreaded
fastenerssuchasnuts.Lockingfeaturesaredesignedtocreatefriction,soeven
afterslightloosening,thefrictioncontinuestoresistfurtherloosening.Keepin
mind,afastenerwithalockingfeatureusuallymeanstherewillbefrictionduring
assemblyaswell.
Mostfastenerswithalockingfeaturecanbereused,buttheforcerequiredto
loosenthefastenermaydeclinewithsubsequentreuseswhichwillreducethe
effectivenessofthelockingfeature.Forthisreason,Tororecommendsreplacing
fastenerswithalockingfeatureoncetheyhavebeenremoved.Knowingthat
thisisnotalwaysrealistic,applyathreadlocker(Loctite)whenreusingafastener
withalockingfeature.Usetheappropriatestrengthandtypeofthreadlocker
basedonapplication,fastenersizeorinformationfoundintheproductOperators
Manual,ServiceManual,orInstallationInstructions.
Note:Ifafastenerisremovedthathashadathreadlockerpreviouslyapplied,
cleanthefastenerthreadsandapplynewthreadlockertothefastenerduring
assembly.
CalculatingtheTorqueValuesWhenUsingaDrive-AdapterWrench
g211753
Figure6
1.Drive-adapterwrench3.Torquewrench
2.Effectivelengthoftorquewrench4.Effectivelengthoftorquewrench+
drive-adapterwrench
Usingadrive-adapterwrench(e.g.,crowfootwrench)inanypositionotherthan
90°and270°totheframeofthetorquewrenchwillaffectthetorquevalue
measuredbythetorquewrenchbecauseoftheeffectivelength(lever)ofthe
torquewrenchchanges.Whenusingatorquewrenchwithadrive-adapter
wrench,multiplythelistedtorquerecommendationbythecalculatedtorque
conversionfactor(Figure6)todeterminepropertighteningtorque.Whenusinga
torquewrenchwithadrive-adapterwrench,thecalculatedtorquewillbelower
thanthelistedtorquerecommendation.
Example:Themeasuredeffectivelengthofthetorquewrench(distancefrom
thecenterofthehandletothecenterofthesquaredrive)is457mm(18inches).
Themeasuredeffectivelengthofthetorquewrenchwiththedrive-adapter
wrenchinstalled(distancefromthecenterofthehandletothecenterofthe
drive-adapterwrench)is483mm(19inches).
Thecalculatedtorqueconversionfactorforthistorquewrenchwiththis
drive-adapterwrenchwouldbe18/19=0.947.
Ifthelistedtorquerecommendationforafasteneris103to127N∙m(76to94
ft-lb),thepropertorquewhenusingthistorquewrenchwithadrive-adapter
wrenchwouldbe98to121N∙m(72to89ft-lb).
SpecicationsandMaintenance:TorqueSpecications
Page2–6
Reelmaster
®
5410/5510/5610Series
15216SLRevC