Andon Escalation (Final Assembly Line)

flowchart TD
  A[Operator finds a defect at station 12] --> B[Pull the andon cord]
  B --> C[Yellow light - line keeps moving to the fixed stop]
  C --> D{Team leader resolves within the 58 s takt?}
  D -->|Yes| E[Cord reset - the line never stops]
  D -->|No| F[Line stops at the fixed position, red light]
  F --> G[Group leader on the spot within 2 minutes]
  G --> H{Contained within 10 minutes?}
  H -->|Yes| I[Restart, log the stop and the reason code on the shift board]
  H -->|No| J[Escalate to the plant manager, quality hold on the affected build numbers]
  I --> K[Quick kaizen at end of shift on the top reason code]
  J --> K
  K --> L[Update the standard work if the countermeasure holds for 5 days]