failure mode

FM-38: FM-38 SMOKE, BURNING ODOR, MELTING, LIQUID, SPARKS, OR BATTERY DAMAGE

The saw or battery exhibits smoke, burning odor, melting, liquid leakage, sparks, swelling, venting, or other signs of severe damage.

Diagnostic overview

The saw or battery exhibits smoke, burning odor, melting, liquid leakage, sparks, swelling, venting, or other signs of severe damage.

Likely Root Causes

  • Battery internal failure or short circuit
  • Liquid or conductive debris entered the tool
  • Motor/controller/wiring overheated or failed
  • Impact, incorrect pack, or unauthorized repair created damage

Quick Checks

  1. The hazardous tool/pack is not returned to use; safe disposition or qualified clearance is documented.

Repair Preview

Safety procedure for hazardous tool or battery conditions.

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

Related symptoms

  • The saw or pack smokes, leaks, sparks, melts, smells burned, swells, vents, or hisses.

    The saw or pack smokes, leaks, sparks, melts, smells burned, 1. Stop, move away from the hazard, and remove the battery only if it can be done

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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