SHOPMANUALDownloadedfrom:PARTICB4OOTIA'78:CB400T,CB400A'79:CB400T.CM400T,CM400AGENERALINFORMATION'80:CB400T,CM400T,CM~~OA,CM400E'81:CB400T.CM400T,CM400A.CM400E,CM400CLUBRICATIONHOWTOUSETHlSMANUALThefirstpartofthisshopmanualcontainsallinfor-mationandprocedurescommontotheCBICM-::400's.Aftersection19,parttwobeginsandit.'containsinformationandproceduresfortheHonda-..maticmodels.A78%EmissionsAddendumfollowsthesecondpartanditappliestoallCBandCM400modelsmanufacturedafterDecember31,1977(USAonly).Sections1through3applytothewholemotor-cycle,whilesections4through17describepartsofthemotorcycle,groupedaccordingtolocation.Findthesectionyouwantonthispage,thenturnto,,thetableofcontentsonpage1ofthatsection.Mostsectionsstartwithanassemblyorsystem.''/illustrationandallthespecifications,torquevalues,&...'.,.:.workingpractices,toolsandmaterialsrequiredfor....the.section.Thesubsequentpagesgivedetailed...-------procedures.Ifyouarenotfamiliarwiththismotorcycle,readTECHNICALFEATURES,section18.Ifyoudon'tknowthesourceofthetrouble,seesection19,TROUBLESHOOTING.Refertotheaddendumatthebackoftheshopmanualfor1978%andsubsequentyearsserviceinformation.ALLPHTOGRAPHSAREBASEDONTHETYPEIIMODEL.ALLINFORMATION,ILLUSTRATIONS,DIREC-TIONSANDSPECIFICATIONSINCLUDEDINTHlSPUBLICATIONAREBASEDONTHELATESTPRODUCTINFORMATIONAVAILABLEATTHETIMEOFAPPROVALFORPRINTING.HONDAMOTORCO.,LTD.RESERVESTHERIGHTTOMAKECHANGESATANYTlMEWITHOUTNOTICEANDWITHOUTINCURRINGANYOBLIGATIONWHATEVER.NOPARTOFTHlSPUBLICATIONMAYBEREPRO-DUCEDWITHOUTWRITTENPERMISSION.F'INSPECTIONANDADJUSTMENTFUELSYSTEM4ENGINEREMOVAL81INSTALLATION5CYLINDERHEADIVALVE6CYLINDERIPISTON7'.,'...CLUTCHIOILPUMP8..,ICRANKCASE9I11CRANKSHAFTIBALANCER.loITRANSMISSION11FRONTWHEELIBRAKEISUSPENSION12,ISREARWHEELIBRAKEISSUSPENSIONIGNITIONSYSTEM.161lISLEHYDRAULICDISCBRAKE14IBATTERYICHARGINGSYSTEM15iITROUBLESHOOTINGl91RIPARTI1CB400AONLY,IISTARTERMOTOR~.17'78%CB400T.CB400AEMISSIONSADDENDUM20'79CB400TADDENDUM2179CM400T.CB400AADDENDUM22'80CM400T.CM400AADDENDUM23'80CB400TADDENDUM2480CM4OOEADDENDUM25CATECHNICALFEATURESLl8/'81CBlCM400'SADDENDUM261HONDAMOTORCO.,LTD.IiServicePublicationsOffice;IDateofIssue:December,1980OHONDAMOTORCO..LTD.1Downloadedfrom@HONDACB400TMODELlDEMTlFlCATlONTYPEITYPEIIiCB400T(I)BEGINNINGFIN2000001CB400T(11)BEGINNINGFIN4000032TheframeserialnumberisstampedontherightsideThelegalvehicleidentificationnumberWIN)isonofthesteeringhead.theleftsideofthesteerinshead.Theengineserialnumberisstampedonthetopofthecrankcase.Thecarburetoridentificationnumberisontheleftsideofthecarburetorbody.DataofIssue:August,1980.OHONDAMOTORCO.,LTD.Downloadedfrom@CB400TRALINFORMATIONGENERALSAFETY1-1SPECIALTOOLS1-6SERVICERULES1-1WIRINGDIAGRAMS1-7SPECIFICATIONS1-2CABLE&HARNESSROUTING1-9TORQUEVALUES.I-4MAINTENANCESCHEDULE1-12!GENERALSAFETYIftheenginemustberunningtodosomework,makesuretheareaiswell-ventilated,Neverruntheengineinaclosedarea.Theexhaustcontainspoisonouscarbonmonoxidegas.Gasolineisextremelyflammableandisexplosiveundercertainconditions.Donotsmokeorallowflamesorsparksinyourworkingarea.0Thebatteryelectrolytecontainssulfuricacid.Protectyoureyes,skinandclothing.Incaseofcontact,flushthoroughlywithwaterandcalladoctorifyoureyeswereexposed.Thebatterygenerateshydrogengaswhichcanbehighlyexplosive.Donotsmokeorallowflamesorsparksnearthebattery,especiallywhilechargingit..SERVICERULES1.UsegeniuneHONDAorHONDA-recommendedpartsandlubricantsortheirequ~valent.PartsthatdonotmeetHONDA'sdesignspecificationsmaydamagethemotorcycle.2.Usethespecialtoolsdesignedforthisproduct.3,Installnewgaskets,O-rings,cotterpins,lockplates,etc.whenreassembling.4.Whentorquingboltsornuts,beginwithlarger-diameterorinnerboltfirst,andtightentothespecifiedtorquediagonally,unlessaparticularsequence1sspecified.5.Cleanpartsincleaningsolventupondisassembly.Lubricateanyslidingsurfacesbeforereassembly.6.Afterreassembly,checkallpartsforproperinstallationandoperation.7.Useonlymetrictoolswhenservicingthismotorcycle.Metricbolts,nuts,andscrewsarenotinterchangeablewithEnglishfasteners.Theuseofincorrecttoolsandfastenersmaydamagethemotorcycle.Dateofissue:September,1977OHONDAMOTORCO.,LTD.1-1Downloadedfrom~.HONDACB400TSPECIFICATIONSDateofIssue:September.1977OHONDAMOTORCO..LTD.BoreandstrokeDisplacementCompressionratioValvetrainOilcapacityLubricationsystemCylinderheadcompressionpressure70.5x50.6mm2.776x1.992in.395cc24.1cu-in.9.3:1Chaindrivenoverheadcamshaft3.0lit./3.2U.S.qt.,2.6Imp.qt.Forcedpressureandwe113*1.0kg/cm24psiDownloadedfrom:September,1977@HONDAMOTOR