failure mode

FM-09: 释放扳机后Motor继续运行

操作员完全释放扳机后,带电的motor声音和驱动锯片旋转继续。

诊断概览

操作员完全释放扳机后,带电的motor声音和驱动锯片旋转继续。

可能根本原因

  • Trigger is physically jammed by debris or housing damage
  • Switch contacts or electronic control are stuck on
  • Lock-off or trigger mechanism is broken or modified
  • Liquid or internal damage has created uncommanded operation

快速检查

  1. The repaired saw turns off immediately at the motor command when the trigger is released and cannot start without deliberate lock-off operation.

维修预览

  1. Keep both hands controlling the saw, hold the shoe clear of people and loose material, and remove the battery only if it can be done without approaching th
  2. Once power is removed, place the saw on its side in a clear area and do not reinstall any battery.
  3. - Inspect only the external trigger and housing for obvious debris, cracks, liquid, scorching, or a control that does not return - do not open or lubricate th
  4. Have the complete saw repaired by an authorized service center before any powered reuse. This is a terminal stop-use route. Use FM-14 as well for liquid, s

这是完整维修手册中所含故障排除指南的预览。

常见修复

  • 主手柄、辅助手柄及保护结构
  • 触发锁定或开关组件
  • 触发锁止和触发开关
  • 电子module、无刷motor及电动制动

相关症状

  • 释放扳机后Motor继续运行

    操作员完全释放扳机后,带电的motor声音和驱动锯片旋转继续。

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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