failure mode

FM-23: Dust bag collar will not lock onto the dust port

The bag collar fits over the port but will not turn clockwise into a retained locked position.

Diagnostic overview

The bag collar fits over the port but will not turn clockwise into a retained locked position.

Likely Root Causes

  • Collar and port lugs are misaligned
  • Dust is packed in the locking interface
  • Collar or lugs are cracked or worn
  • Wrong bag or connector is being used

Quick Checks

  1. The collar turns into lock and resists a gentle pull.

Repair Preview

  1. Remove the battery and align the correct collar squarely with the dust port.
  2. - Dry-clean the collar grooves and port locking lugs
  3. Seat fully, then turn clockwise while supporting the tool.
  4. - Pull-check the lock

This is a preview of the troubleshooting guidance included in the full repair manual.

Common Fixes

  • Dust port and locking lugs
  • Dust bag, collar, spring

Related symptoms

  • Dust bag collar will not lock onto the dust port

    The bag collar fits over the port but will not turn clockwise into a retained locked position.

Included in the full manual

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

Public pages show a preview only. Purchase the full manual to download complete repair steps, diagrams, and verification procedures.

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