failure mode

FM-19: 墊轉動時出現異常驅動接觸聲

墊轉動時,工具底部有重複嘅磨擦或刮擦聲。

诊断概览

墊轉動時,工具底部有重複嘅磨擦或刮擦聲。

可能根本原因

  • Pad or dust skirt is rubbing
  • Belt is damaged or misrouted
  • Drive bearing or eccentric is failing
  • Debris entered the pad/drive clearance

快速检查

  1. The drive turns quietly after an external rub is corrected, or the tool is removed from service.

维修预览

  1. Set O, remove the battery immediately, and do not repeat the noise under load.
  2. 拆除砂碟,檢查墊、裙邊、四個screws同可接觸嘅間隙有冇摩擦碎屑。
  3. - 用手轉動墊
  4. - 只修正已證實嘅外部摩擦

这是完整维修手册中所含故障排除指南的预览。

常见修复

  • 偏心驅動同軸承
  • 無刷 motor 同風扇
  • 墊速控制 belt

相关症状

  • 墊轉動時出現異常驅動接觸聲

    墊轉動時,工具底部有重複嘅磨擦或刮擦聲。

包含在完整手册中

  • root cause analysis
  • tools needed
  • step-by-step repair procedure
  • diagrams
  • exploded views
  • post-repair checks

公开页面仅显示预览。购买完整手册以下载全部维修步骤、图示和验证流程。

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