Bosch Overheating Electrical Component

Robot mower smells of burnt electronics or plastic during or after operation

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.

Possible Causes

Shorted motor winding, Failing main control board component, Poor electrical connection causing arcing, Blocked ventilation

Safety: Immediately turn OFF the mower, disconnect from the docking station, and do not continue using it until inspected.

Visual inspection: Open accessible service covers and look for discolored connectors, melted plastic, or burn marks.
Check for obstructions: Ensure motors (wheels and cutting) are not jammed, as this can cause overheating.
Do not ignore the smell: Continued use can lead to fire or permanent damage.
Service required: Have a technician test and replace the affected motor or main control board as needed.

Professional Required 5/5

Main Control Board

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