Fault ListDeveloping a fault list is the first step of the diagnostic thought process.A fault list is a written or mental list of all the possible causes of the customer concern. Make noassumptions about whether or not an item should be placed on the list; put everything you think of on thelist.This list should include even the most unlikely or seemingly impossible possible causes. Developing thislist may be a difficult task, especially if you are not familiar with the normal operational characteristics of
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