公司8D 改善報告

F

TrackingNumber:

CustomerNumber:

ResponseDueDate:

Status

ProblemSolvingWorksheet

Step

0

1

2

3

4

5

6

7

8

Action

Prepare

Team

Describe

Contain

Diag.

Solve

Validate

Prevent

Wrap

RegisteredproblemandShortTermCorrectiveActioninplaceinhouse.

LongTermCorrectiveActiondevelopedbutnotimplemented.

LongTermCorrectiveActionimplemented.Monitoring/evaluatingeffectiveness.

LongTermCorrectiveActionconfirmedeffective.Problemclosed.

0

PrepareforProblemSolving-Doestheproblemwarrant/requirean8D?Ifsocommentwhyandproceed.

IsanEmergencyResponseActionNeeded?

(IfneededdocumentactionsinActionItemTable)

1

TeamAssembled-Establishasmallgroupofpeoplewiththeprocess/productknowledge,allocatedtime,authorityandskillintherequiredtechnicaldisciplinestosolvetheproblemandimplementcorrectiveactions.

TeamGoals:

TeamObjectives:

Department

Name(TeamLeaderFirst)

Skills

Responsibility

2A

ProblemDescription-Providesthestartingpointforsolvingtheproblemornonconformanceissue.

Needtohave“correct”problemdescriptiontoidentifycauses.Needtousetermsthatareunderstoodbyall.

SketchofProblem

PartNumber(s):

Customer(s):

Listallofthedataanddocumentsthatmighthelpyoutodefinetheproblemmoreexactly?

Isthereanactionplantocollectadditionalinformation?

PrepareProcessFlowDiagramforproblem.(AttachtoPSW)

2B

IS

ISNOT

Who

Whoisaffectedbytheproblem?

Whofirstobservedtheproblem?(internal/external)

Towhomwastheproblemreported?

Whoisnotaffectedbytheproblem?

Whodidnotfindtheproblem?

What

Whattypeofproblemisit?

Whathastheproblem?

Whatishappening?

Dowehavephysicalevidenceoftheprobleminourpossession?

Whatdoesnothavetheproblem?

Whatcouldbehappeningbutisnot?

Whatcouldbetheproblembutisnot?

Why

Whyisthisaproblem?

Istheprocesswheretheproblemoccurredstable?

Whyisitnotaproblem?

Where

Wherewastheproblemobserved?

Wheredoestheproblemoccur?

Wherecouldtheproblembelocatedbutisnot?

Whereelsecouldtheproblembelocatedbutisnot?

When

Whenwastheproblemfirstnoticed?

Whenhasitbeennoticedsince?

Whencouldtheproblemhavebeennoticedbutwasnot?

HowMuch/Many

Quantityofproblem?

HowMuchistheproblemcausingindollars,people,&Time?

Howmanycouldhavetheproblembutdon’t?

Howbigcouldtheproblembebutisnot?

HowOften

Whatisthetrend(continuous,random,cyclical)?

Hastheproblemoccurredpreviously?(IfsoattachpreviousPSWs&CIFs)

Whatcouldthetrendbebutisnot?

2C

ProblemDescription-Combinetherelevantinformation,thiswillbeyourProblemDescription

3

InterimContainmentActions-Temporaryactionstocontaintheproblemand“fix”untilpermanentcorrectionisinplace.(Note:Validatethattheactiontakenworks).

DocumentActionsintheActionItemTable

4A

DiagnoseRootCause–Analyzefor“RootCause”oftheproblem.IdentifyandverifytheEscapePoint.

Brainstormthepossiblecausesoftheproblem(attach)

4A

CauseandEffectDiagram(Attachcopyofcompletediagram(s)asappropriate)

Howmade?Whydiditgetout?

PeopleMaterials/InfoMachineProblem(effect)PeopleMaterials/InfoMachine

MethodEnvironmentMeasurementMethodEnvironmentMeasurement

NoteonDiagram(s)circlethemostlikelycontributors(3max)fromeachside.

4B

5–WhyAnalysis

Ask–Whydidthishappen?

Ask–Whydidthishappen?

Ask–Whydidthishappen?

Ask–Whydidthishappen?

Ask–Whydidthishappen?

4C

ActionPlan-Basedontheteam’sdiscussions.BegintocompletetheRootCauseActionPlantoverifyandvalidatetherootcausesandtesttheescapepoint.DocumentthisontheActionItemTable.

5

IdentifySolutions–Solutionsthataddressandcorrecttherootcause.Solutionsdeterminedtobethebestofallthealternatives.DocumentandverifythePermanentCorrectiveAction(PCA)intheActionItemTable.

6

Validation-Implementandvalidatetoensurethatcorrectiveactiondoes“whatitissupposedtodo.”Detectanyundesirablesideeffects.DocumentthisontheActionItemTable.Returntorootcauseanalysis,ifnecessary.

7

Prevention(Design/InformationSystemsReview)-Determinewhatimprovementsinsystemsandprocesseswouldpreventproblemfromrecurring.Ensurethatcorrectiveactionremainsinplaceandsuccessful.

7A

AddressSimilarSystems-Listsimilarsystemswiththepotentialforthesamedefect.IssueaCIFforitemsidentified.

Process/Item

Accountability

CIF#

7B

Reviewthefollowingdocuments/systems.

Document

Accountability

CompletionDate

Planned

Actual

ManagementSystemManual

ManufacturingWorkInstructions

InspectionWorkInstructions

FlowCharts

ControlPlans

DesignFMEA

ProcessFMEA

Gauges/MMD/IMTE

PPAP

EngineeringChangeApproval

ManufacturingForms

InspectionForms

8

CongratulateYourTeam

-Useallformsofemployeerecognitionanddocumentasnecessary.

Celebratesuccessfulconclusionoftheproblemsolvingeffort.

Formallydisengagetheteamandreturntonormalduties.

WasthePSWEffective?

Yes/No

Si