MINI GUIDE TO OOT CAUSE ANALYSIS（迷你OOT原因分析指南）.pdfVIP

MINI GUIDE TO ROOT CAUSE ANALYSIS By Geoff Vorley MSc. MCQI Published by Quality Management Training (Publications) Ltd PO Box 172 Guildford Surrey United Kingdom GU2 7FN W: www.qmt.co.uk E: help@qmt.co.uk T: 00 44 1483 453511 F: 00 44 1483 453512 © Quality Management Training Limited 2008 © Quality Management Training Limited All rights reserved 2008 1 MINI GUIDE TO ROOT CAUSE ANALYSIS Contents: 1) Introduction 3 2) Why complete Root Cause Analysis? 4 3) QMT approach to RCA 5 4) Practical guide to carrying out an RCA. 6 5) RCA Tools Techniques 7 6) Look up table for completing an RCA 13 7) Examples RCA’s 14 8) Hints and Tips 14 9) 12 Pitfalls of RCA 14 © Quality Management Training Limited All rights reserved 2008 2 MINI GUIDE TO ROOT CAUSE ANALYSIS 1) Introduction Root Cause Analysis (RCA) is a method that is used to address a problem or non-conformance, in order to get to the “root cause” of the problem. It is used so we can correct or eliminate the cause, and prevent the problem from recurring. It is not “rocket science” – anyone can do it. You probably do it on a day to day basis without thinking about it. RCA is simply the application of a series of well known, common sense techniques which can produce a systematic, quantified and documented approach to the identification, understanding and resolution of underlying causes. Below are a number of definitions which encapsulates the main points of this technique: Identify the Problem Monitor the