Failure Mode and Effects Analysis 失效模式及后果分析（FMEA手册培训）.pptVIP

FMEA Instructor Script FTEP FMEA Version 3.1 11/00 Day 1 — Page * Process Function/Requirements 1 Minute Refer to wall chart of Process FMEA and point out differences with Design FMEA For each subset of the micro flow chart, define the purpose statement Assure that statements are verb-noun-measurable FMEA Instructor Script FTEP FMEA Version 3.1 11/00 Day 1 — Page * Define Process Function/Purpose 3 Minutes Stress that it is essential that all process functions/purposes are considered If one is omitted, the associated potential failures will not be considered Team needs to: Know what the process does at this operation Ensure that all process purposes are considered Share understanding of function/purpose and requirements The function/purpose of a process operation is what is achieved at that operation What the operation is there to do It needs to be precise, expressed in verb-noun-measurable format FMEA Instructor Script FTEP FMEA Version 3.1 11/00 Day 1 — Page * Root Cause -- Why Ladders 2 Minutes Use the “broken bracket” bone from the fishbone diagram to explain how to use a Why Ladder to get to root cause FMEA Instructor Script FTEP FMEA Version 3.1 11/00 Day 1 — Page * Confusing Cause with Effect 2 Minutes Review the fact that one of the major problems encountered with FMEA is getting Failure Modes, Effects and Causes mixed up This is complicated by the level at which the analysis is carried out To guarantee proper identification, use the sentencing technique to relate Cause back to Failure Mode, not back to Effect Read the slide as two sentences FMEA Instructor Script FTEP FMEA Version 3.1 11/00 Day 1 — Page * Confusing Cause with Effect, continued 1 Minute State the Failure Mode Ask what could that failure mode result in The answer is the EFFECT Ask what could that Failure Mode be due to The answer is the CAUSE The sentencing technique will help confirm that Cause relates back to Failure Mode, not back to Effect FMEA Instructor Script FTEP