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Portable Sewing Machine LK-8104 with Foot Pedal & Accessories
Brand: Generic / OEM
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Audited BOM: 10 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 undersized motor (ENG-001) cannot handle the expected load, leading to overheating and failure (RMA-001), as reported by users (REV-001).
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