failure mode

FM-11: FM-11 MOTOR は動作するがチェーンが動かない

FM-11 MOTOR は動作するがチェーンが動かない

診断の概要

FM-11 MOTOR は動作するがチェーンが動かない

考えられる根本原因

  • Chain is off the drive sprocket
  • Drive links are jammed in the bar groove
  • Broken chain or damaged drive links
  • Stripped or broken drive sprocket
  • Internal gearbox failure

簡単チェック

  1. POST-REPAIR CHECK

関連する症状

  • Motor runs, chain does not

    Motor runs, chain does not Inspect chain engagement, sprocket, bar groove, and gearbox through FM-11.

  • The motor can be heard, but the chain remains stationary or only twitches while the trigger is held.

    The motor can be heard, but the chain remains 1. Release the trigger, remove the battery, and do not keep powering a stationary

完全版マニュアルに含まれています

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

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