LG
Electrical Overheating / Motor or Wiring Damage
Vacuum emits a burning smell during use, with or without noise changes.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Overheated motor windings, Shorted wiring in nozzle or main body, Hair jam causing brush motor overload, Failing battery or connector arcing
How to Fix / Troubleshooting
Safety first: Immediately turn off the vacuum, remove the battery, and unplug the charger. Do not continue to operate the unit.
- 1. Identify source: Smell near the main body and nozzle to determine where the odor is strongest.
- 2. Check brushroll: Remove the nozzle and brushroll. Clear any jams that could cause the brush motor to stall.
- 3. Inspect for visible damage: Look for melted plastic, discoloration, or burn marks near vents and connectors.
- 4. Do not attempt to open the motor or battery pack. Contact LG service immediately. Using the vacuum in this condition is a fire risk.
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Repair Difficulty
Professional Required
5/5
Required Part
Main Suction Motor
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