failure mode

FM-20: FM-20 ABNORMAL GRINDING, RATTLING, OR SEVERE VIBRATION

Abnormal grinding, rattling, or severe vibration during operation indicating mechanical faults.

Обзор диагностики

Abnormal grinding, rattling, or severe vibration during operation indicating mechanical faults.

Распространённые решения

  • Motor or gearbox
  • Drive sprocket or internal drive parts

Связанные симптомы

  • The saw makes new grinding, clacking, rattling, or strong vibration during no-load running or cutting.

    The saw makes new grinding, clacking, rattling, or strong 1. Release the trigger, remove the battery, and stop immediately if the sound is harsh,

Включено в полное руководство

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

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