Page 12009 World Conference on Quality and ImprovementBill MaxsonHa DaoA Convergent Approach to Problem Solving1ASQ Automotive DivisionHa Dao & Bill MaxsonMay 20, 2009Minneapolis, MNFlowchart For Advanced Problem SolvingDon’t Mess With It!YESNOIs It Working?Did You Mess YESYOU IDIOT!NOWill it Blow UpIn Your Hands?Anyone ElseKnows?You’re SCREWED!YESYESDu MWith It?Copyright © 2007Six Sigma Academy International, LLCNOLook The Other WayNOHide ItCan You Blame Someone Else?NONO PROBLEM!YesPage 2Cookies taste really badProblemCkidk dA convergent 5-why Example Used goose eggs rather than chicken eggsIngredients are wrongCookies are undercooked3ASQ Automotive DivisionHa Dao & Bill MaxsonRecipe did not specify bird typeRoot Cau seProblem Solving & Prevention JourneyProblem-Free Products and Processes Through Proactive Problem PreventionWhere Problem SolvingPreventing Problemsdo you think you are4ASQ Automotive DivisionHa Dao & Bill MaxsonFire Fightingare today?Page 3A Convergent Approach to Problem SolvingPresentation OutlineA Convergent Approach to Problem Solving•Comparative Analysis•Simple Explanation•Brake Leaks Case Study5ASQ Automotive DivisionHa Dao & Bill Maxson Engineering Based … Lead To Different Problem Solving ApproachesDifferent Paradigmsgg Math Based Evidence Based 6ASQ Automotive DivisionHa Dao & Bill MaxsonPage 4 Talk to experts Insights into product or process Engineering Bas edThe Strategy(experience) Developing and testing a theory Insights into basic principles:- F=ma- V=IR- PV=nRTProblemPossible Cau sesSolu tionEngine does not startFuel tank is empty or throtle valve is not primed.Fill fuel tank with fuel and prime throttle.Bad glow plug or dead plug booster battery.Replace glow plug and recharge or replace bat...