The chuck opens and closes, but the bit slips, pulls out, or ejects during normal work.

The chuck opens and closes, but the bit slips, pulls out, 1. Remove the battery; reject damaged, oily, or undersized shanks.

• FM-09: Fm 3 1 3

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

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