SixSigmaProject#142323:Title:MX150ZeusRotorHighRunoutDate:10/25/05JohnKalwitzLafayetteBarnesDanBubBillRossJasonSearingProjectDescription:ReduceMX150andZeusscrapattributedtoHighRunoutontheRotorAssembly.MX150RotorAssemblyZEUSRotorAssemblyBrazedThermalBarrierFaceRunoutEdgeRunout
Whatdowewanttoknow?Whatarethecustomer’sexpectations?Whatdidwelearn?ProjectY’sidentifiedanddefectsdefined.Step2-DefinePerformanceStandardsDMAICOperationalDefinition:AFinishmachinedRotorAssemblyisplacedontothelocatingpostofthededicatedDialIndicatorGageFixture,andthenaDialIndicatorisappliedtothemachinedthermalbarrierFacetomeasuretotalrunout.TheOperatorthenmanuallyspinstheRotorAssemblywhileobservingtheneedleontheDialIndicatortoobtainatotalrunoutmeasurement.Defect:Adefect,isamachinedthermalbarrierFacefeaturethatexceedstheDrawingspecificationlimitfortotalRunoutwhenmeasuredontheDialIndicatorGageFixture.USL:0,013mm(or0.0005”)LSL:0Y(1):“Face”RunoutReferencedfromDatumAandDatumB
Whatdowewanttoknow?Whatarethecustomer’sexpectations?Whatdidwelearn?ProjectY’sidentifiedanddefectsdefined.Step2-DefinePerformanceStandardsDMAICOperationalDefinition:AFinishmachinedRotorAssemblyisplacedontothelocatingpostofthededicatedDialIndicatorGageFixture,andthenaDialIndicatorisappliedtothemachinedthermalbarrierEdgetomeasuretotalrunout.TheOperatorthenmanuallyspinstheRotorAssemblywhileobservingtheneedleontheDialIndicatortoobtainatotalrunoutmeasurement.Defect:Adefect,isamachinedthermalbarrierEdgefeaturethatexceedstheDrawingspecificationlimitfortotalRunoutwhenmeasuredontheDialIndicatorGageFixture.USL:0,05mm(or0.002”)LSL:0Y(2):“Edge”RunoutReferencedfromDatumAandDatumB
Whatdowewanttoknow?CanItrusttheoutputdata?Step3–