FM-09: FM-09 A 고정된 비트가 미끄러지거나 흔들리거나 무부하에서 회전함

FM-09 A 고정된 비트가 미끄러지거나 흔들리거나 무부하에서 회전함

• Bit is bent, cracked, worn, or the wrong shank size
• Bit is off-center between the jaws
• Chuck is not hand-tightened firmly
• Jaw faces are dirty, chipped, or uneven
• Chuck, spindle, or front bearing is bent or loose

1. Known-straight round-shank bit; soft dry brush.

• A hand-tightened bit slips, visibly wobbles, or its tip runs off center when the drill turns.

  A hand-tightened bit slips, visibly wobbles, or its tip runs 1. Center-lock, remove the pack, and reject a bent or damaged bit.

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

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