Corrective and Preventive Action
description
Transcript of Corrective and Preventive Action
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Correction,CorrectiveActionandPreventiveAction
ISO9000Definition
ExpandedDefinitions
DifferencesbetweenCA/PAandCorrection
SimpleExampleofCorrection,CA,andPA
BuyCorrective/PreventiveActionProcedures&Forms
AcriticalrequirementofISO9001iscorrective&preventiveaction(Sec.8.5.28.5.3),and
weareoftenaskedthedifference.Hereisaquickevaluationandexampletohelpyou:
ISO9000:2005Sec.3.6definesthemasfollows:
CorrectionActiontoeliminateadetectednonconformity
CorrectiveactionActiontoeliminatethecauseofadetectednonconformity
PreventiveactionActiontoeliminatethecauseofapotentialnonconformity
Toexpandonthesedefinitionsabit
1. Correction:Whenaproblemoccurs,youneedtokeepseveralaspectsinmind.
Determinethemagnitudeoftheproblem.
Determinehowtopreventitfromgettingbigger.
Howtoaddresscurrentsituation.
YoucouldcallthisDamageControl.Althoughthiscorrectiontakesstepstocorrecttheproblemithasnobearingoncause.
2. CorrectiveAction:Nowdetermineiftheimportanceofthesituationrequiresfurther
action:
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Wasitabigdeal?
What'sthechanceitwillhappenagain?
Estimateofanyfuturethreat
Thecausesneedtobelookedintotopreventrecurrenceifitwasabigdeal.
3. PreventiveAction:Firstyouneedtoassesstheriskandmitigateitbaseduponseverity.
Thefollowingtoolsarehelpful:Source:CarnegieMellonUniversity
Checklists
FMEAFailuremode&effectsanalysis
Hazardandoperabilityanalysis(HAZOP)
Faulttreeanalysis(FTA)
Differencebetween:
Correction&CorrectiveAction
HIGHrisk/impact/frequency
CorrectionfixestheCURRENTsetofissues
Correctiveactionpreventsitfromhappeningagainbylookingatcauses
LOWrisk/impactactionsaresimilarsincelikelihoodofrecurrenceislow
Corrective&PreventiveActionthedamageisalreadydoneincorrectiveaction
SimpleExampletodemonstratethedifferences
Acustomerorders500parts,butonly450aredelivered.
CorrectionFixthecurrentissue
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getthecustomer50moreparts
CorrectiveActionWhywereweshort?
Operatormiscounted9boxesof50as10boxesof50
PreventiveActionmakesureitdoesn'thappenagain
Weighproductsonscalesoyouknowifquantityismet
ISO9001requirestheorganizationtohaveadocumentedprocedureforcorrectivean
preventiveaction.
Note:Thecombinationofcorrectiveactionandpreventiveactiondocumentedprocedures
intoasingleQMSdocumentisacceptable,butisnotrecommended.Ifthesearecombined,
thenitisimportanttoverifythattheorganizationunderstandsclearlythedifference
betweentheintentofcorrectiveandpreventiveactions.