Walk a repeat jam back to root cause
Use root cause questioning to move from a repeated symptom to a durable countermeasure.
Repeat failure Washer 12 jams again on a Monday morning. Customers are waiting and the vendor has already cleared the same symptom twice. The shift needs service restored, but the business needs recurrence prevented. Root cause analysis Contain, evidence, why-chain, countermeasure The strongest path restores the machine without throwing away the clues that explain why the symptom repeats. Do not stop at symptom Clearing the jam is restoration, not root cause. A fix that can survive next Monday. The root is the controllable condition that lets the failure repeat. 01 Contain 02 Evidence 03 Countermeasure Immediate move The washer is…
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