Article | REF: AG4220 V1

FMECA - Medium

Author: Michel RIDOUX

Publication date: July 10, 1999

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3. Warning - Limitations

Although widely used, it would be totally inaccurate to claim that FMECA is a universal tool. Let's look at some of the method's limitations:

  • the quality of a FMEA depends entirely on the quality of the studies carried out upstream, and in particular the functional analysis. It also depends on the quality of communication within the working group;

  • As a matter of principle, failure mode analysis tends towards exhaustiveness, which is why it is important to specify the limits of the study;

  • the method is admittedly somewhat cumbersome, both in terms of the volume of documentation required and the time spent on analysis (a day's analysis is required for a device comprising between 10 and 15 components and/or organs);

  • In all cases, it is best to...

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Warning - Limitations