FM-04: 触发器释放后夹头旋转时间过长

FM-04 触发器释放后夹头旋转时间过长

• The trigger returns and motor power ends, but the chuck repeatedly coasts much longer than normal.

  The trigger returns and motor power ends, but the chuck 1. Remove the accessory, fit a charged known-good pack, and point safely.

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

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