Use Five Whys on Low Fill Volume
Apply Five Whys to move from low bottle fill symptom to a process countermeasure.
Six of the first 24 bottles are below target fill during startup, and the immediate suggestion is to remind the operator to watch more closely. Five Whys: symptom -> evidence-backed cause chain -> process countermeasure The common trap is turning the first why into a person judgment. 'The operator missed it' may explain detection failure, but it does not explain why fill volume drifted or why the process needed constant watching. Before Corrective action: remind operator to watch fill height closely during startup. After Corrective action: add a temperature-adjusted filler setup check, clean nozzle trigger, and first-article sample at bottles…
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