Stop the Line to Protect the Customer
Use jidoka principles to decide when a quality abnormality should trigger containment and escalation.
Jidoka makes the process responsible for defects while there is still time to act. Detect Abnormality Close to the Source The best signal is close to where the problem is created: an operator observation, sensor limit, go/no-go gauge, fixture signal, or first-piece check. The farther the signal is from the source, the larger the suspect range and the more expensive the response. Stop With a Recovery Plan Stopping the line is not the same as freezing the factory. A strong jidoka response has a defined trigger, a containment boundary, an owner, and a restart condition. That is why andon systems…
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