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MTC-102 Automatic Coin Bank
Brand: Generic / OEM
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Audited BOM: 8 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of low-quality plastic gears (ENG-001) in direct contact with metal coins causes premature wear, leading to mechanism jamming (RMA-001) and total product failure, as reported in reviews (REV-001).
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