FM-04: FM-04 觸發器卡住、持續運行或者速度反應唔安全

扳機卡住，電鑽持續運轉，或者空載速度跳動，唔係隨扳機壓力平滑變化。

• Dust or chips obstruct trigger travel
• Trigger or handle housing is cracked or rubbing
• Direction lock is only partly selected
• Electronics speed-control path is intermittent
• Motor, brushes, contacts, or leads are intermittent

1. The trigger returns fully and no-load speed follows pressure smoothly.

1.

这是完整维修手册中所含故障排除指南的预览。

• 軟乾brush

• The trigger binds, the drill runs on, or no-load speed jumps instead of varying smoothly.

  The trigger binds, the drill runs on, or no-load speed 1. If it runs on, release it, center-lock the trigger, and remove the battery.

• 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。