FM-17: 批頭唔鎖定、拉出或套圈唔就位

FM-17 鑽頭唔能鎖定、拉出，或者卡環唔能就位

• The bit inserts, but the collar does not return or a firm tug pulls the bit out.

  The bit inserts, but the collar does not return or a firm 1. Remove the pack; pull the collar, insert the correct bit fully, and release.

• 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。