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Portable Rechargeable Electric Coffee Grinder MAZ-137
Brand: Generic / OEM
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Audited BOM: 6 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 a low-cost, undersized DC motor for grinding coffee beans leads to overload and overheating, resulting in premature component failure and complete product shutdown, as reported by consumers.
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