康明斯QSB发动机维修手册 电控部分 英文.pdf
TroubleshootingandRepairManual
ISB,ISBe2,ISBe3,ISBe4,QSB4.5,QSB5.9,
QSB6.7,ISC,QSC8.3,ISL,ISLe3,ISLe4,and
QSL9,CM850ElectronicControlSystem
Volume2
TroubleshootingandRepairManual
ISB,ISBe2,ISBe3,ISBe4,QSB4.5,QSB5.9,QSB6.7,ISC,
QSC8.3,ISL,ISLe3,ISLe4,andQSL9,CM850ElectronicControl
System
Volume2
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Foreword
Thismanualprovidesinstructionsfortroubleshootingandrepairingthisengineinthechassis.Componentand
assemblyrebuildproceduresareprovidedintheengineshopmanual.RefertoSectioni-Introductionforinstructions
onhowtousethismanual.
Readandfollowallsafetyinstructions.RefertotheWARNINGintheGeneralSafetyInstructionsinSectioni-
Introduction.
Themanualisorganizedtoguideaservicetechnicianthroughthelogicalstepsofidentifyingandcorrectingproblems
relatedtotheengine.Thismanualdoesnotcovervehicleorequipmentproblems.Consultthevehicleorequipment
manufacturerforrepairprocedures.
Aseriesofspecificservicemanuals(forexample:Shop,Specifications,andAlternativeRepair)areavailableandcan
beorderedbyContactingyourlocalareaCumminsRegionaloffice.ACumminsRegionalofficelistingislocatedin
ServiceLiterature(SectionL).
TherepairproceduresusedinthismanualarerecommendedbyCumminsInc.Someserv