TriumphThunderbirdMotorcycleServiceManualPartNumber3850700issue1,07.2009Thisdocumentisprotectedbycopyrightandmaynot,inwholeorpartbestoredinaretrievalsystem,ortransmittedinanyformorbyanymeans,copied,photocopied,translatedorreducedtoanymachine-readableformwithoutpriorconsentinwritingfromTriumphMotorcyclesLimited.Noliabilitycanbeacceptedforanyinaccuraciesoromissionsinthispublication,althougheverypossiblecarehasbeentakentomakeitascompleteandaccurateaspossible.TriumphMotorcyclesLimitedreservestherighttomakechangesandalterspecificationswithoutpriornoticeandwithoutincurringanobligationtomakesuchchangestoproductsmanufacturedpreviously.SeeyourauthorisedTriumphdealerforthelatestinformationonproductimprovementsincorporatedafterthispublication.Allinformationcontainedinthispublicationisbasedonthelatestproductinformationavailableatthetimeofpublication.Illustrationsinthispublicationareintendedforreferenceuseonlyandmaynotdepictactualmodelcomponentparts.©TriumphMotorcyclesLtd.2009SelViceManual-ThunderbirdIISelViceManual-ThunderbirdTable of Contents Service Manual – Thunderbird iii IntroductionVGeneralInformation1ScheduledMaintenance2CylinderHead3Clutch4Crankshaft,ConnectingRodsandPistons5Balancer6Transmission7Lubrication8EngineRemovalandRefit9FuelSystem/EngineManagement10Cooling11Brakes12FrontSuspension13RearSuspension14FinalDrive15Wheels&Tyres16FrameandBodywork17ElectricalSystem18 ivSelViceManual-ThunderbirdIntroductionTableofContentsHowtousethismanual....................................................................iLviWarnings,CautionsandNotes............................................................ii.viTamperingwithNoiseControlSystemProhibited.............................................ii.viiReferences............................................................................ii.viiDimensions............................................................................iLviiRepairsandReplacements.................................................................iLviiForce.................................................................................iLviiEdges.................................................................................ii.viiTighteningprocedure...................................................................iLviiSelViceManual-ThunderbirdvThismanualisdesignedprimarilyforusebytrainedtechniciansinaproperlyequippedworkshop.However,itcontainsenoughdetailandbasicinformationtomakeitusefultotheownerwhodesirestoperformhisownbasicmaintenanceandrepairwork.Theworkcanonlybecarriedoutiftheownerhasthenecessaryhandandspecialservicetoolstocompletethejob.Abasicknowledgeofmechanics,includingtheproperuseoftoolsandworkshopproceduresisnecessaryinordertocarryoutmaintenanceandrepairworksatisfactorily.Whenevertheownerhasinsufficientexperienceordoubtshisabilitytodothework,anauthorisedTriumphdealermustundertakealladjustments,maintenance,andrepairwork.Inordertoperformtheworkefficientlyandtoavoidcostlymistakes,readthetextandthoroughlyfamiliariseyourselfwithproceduresbeforestartingwork.Allworkshouldbeperformedwithgreatcareandinacleanworkingareawithadequatelighting.Alwaysusethecorrectspecialservicetoolsorequipmentspecified.Undernocircumstancesusemakeshifttoolsorequipmentsincetheuseofsubstitutesmayadverselyaffectsafeoperation.Whereaccuratemeasurementsarerequired,theycanonlybemadeusingcalibrated,precisioninstruments.Forthedurationofthewarrantyperiod,anauthorisedTriumphdealermustperformallrepairsandscheduledmaintenance.TomaximisethelifeofyourMotorcycle:Accuratelyfollowthemaintenancerequirementsoftheperiodicmaintenancechartintheservicemanual.Donotallowproblemstodevelop.Investigateunusualnoisesandchangesintheridingcharacteristicsofthemotorcycle.Rectifyallproblemsassoonaspossible(immediatelyifsafetyrelated).UseonlygenuineTriumphpartsaslistedinthepartscatalogue/partsmicrofiche.Followtheproceduresinthismanualcarefullyandcompletely.Donottakeshortcuts.Keepcompleterecordsofallmaintenanceandrepairswithdatesandanynewpartsinstalled.Useonlyapprovedlubricants,asspecifiedintheowner'shandbook,inthemaintenanceofthemotorcycle.HowtousethismanualToassistintheuseofthismanual,thesectiontitleisgivenatthetop.Eachmajorsectionstartswithacontentspage,listingtheinformationcontainedinthesection.Theindividualstepscomprisingrepairoperationsaretobefollowedinthesequenceinwhichtheyappear.Adjustmentandrepairoperationsincludereferencetoservicetoolnumbersandtheassociatedillustrationdepictsthetool.Whereusageisnotobvious,thetoolisshowninuse.Adjustmentandrepairoperationsalsoincludereferencetowearlimits,relevantdata,torquefigures,specialistinformationandusefulassemblydetails.Warnings,CautionsandNotesParticularlyimportantinformationispresentedinthefollowingform:Thiswarningsymbolidentifiesspecialinstructionsorprocedureswhich,ifnotcorrectlyfollowed,couldresultinpersonalinjury,orlossoflife.Thiscautionsymbolidentifiesspecialinstructionsorprocedureswhich,ifnotstrictlyobserved,couldresultindamagetoordestructionofequipment.Note:•Thisnote