Ecovacs Electrical Overheating / Motor Overload

Robot lawnmower emits a burning smell or shows signs of overheating during operation.

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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

Blade motor overloaded by tall or wet grass, Drive motor stalled repeatedly, Blocked ventilation, Failing motor windings

How to Fix / Troubleshooting

Safety first: Immediately turn OFF the mower and disconnect from the charging station. Do not continue operating if you smell burning.

  • Inspect for jams: Check the cutting disc and wheels for obstructions causing motors to stall.
  • Allow cooling: Let the mower cool completely in a shaded, ventilated area.
  • Clean vents: Remove grass and dust from ventilation openings and around motors.
  • Reduce load: Raise cutting height and avoid mowing very tall or wet grass.

If the burning smell returns or visible discoloration appears on wiring or motors, stop using the mower and replace the affected motor assembly or mainboard.

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Repair Difficulty

Hard 4/5

Required Part

Blade Motor Assembly
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