failure mode
FM-14: Electrical Hazard - Liquid, Smoke, Sparks, Melting, Or Burning Odor
Liquid entered the saw or charger, or the tool, pack interface, charger, or wiring area smokes, sparks, melts, hisses, or smells of active burning.
Diagnostic overview
Liquid entered the saw or charger, or the tool, pack interface, charger, or wiring area smokes, sparks, melts, hisses, or smells of active burning.
Likely Root Causes
- Internal short, damaged wiring, switch, electronic module, or motor failure
- Liquid intrusion or wet battery/charger interface
- Scorched contacts, incompatible equipment, or conductive debris
- Battery fault has transferred heat or damage into the tool or charger
Quick Checks
- No affected item returns to service until qualified evaluation confirms electrical and structural safety, or the item is permanently removed from use.
Repair Preview
- Release the trigger, move people away, and remove external power only if it can be done without approaching a blade, heat, liquid, smoke, or damaged conduc
- Do not touch wet electrical parts, reinstall a battery, plug in the charger, or attempt to dry-and-test the affected item.
- Keep the item away from combustibles and follow local emergency guidance for continuing heat, smoke, hissing, or fire.
- - Have the complete affected saw, battery, and charger professionally evaluated or retired - do not open any housing for owner repair.
This is a preview of the troubleshooting guidance included in the full repair manual.
Common Fixes
- Worklight or internal wiring
- Designated battery charger
- Cooling vents and external housing
- Battery rails, contacts, latch, and release
- Trigger lock-off and trigger switch
- Electronic module or brushless motor
- Electronic module, brushless motor, and electric brake
Related symptoms
Electrical Hazard - Liquid, Smoke, Sparks, Melting, Or Burning Odor
Liquid entered the saw or charger, or the tool, pack interface, charger, or wiring area smokes, sparks, melts, hisses, or smells of active burning.
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.