Atlantic Overheating Electrical Component

Boiler emits a burning smell or plastic smell during operation, with or without visible smoke.

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.

Possible Causes

Overheating pump motor, Loose electrical connection causing arcing, Foreign object touching hot parts, Failing PCB component

How to Fix / Troubleshooting

Safety: If you see smoke or strong burning smell, immediately turn off power at the main switch and do not use the boiler. Risk of fire.

Ventilate the area: Open windows and doors to clear fumes.
Visual inspection: Once cool and safe, remove the front cover (if allowed) and look for discolored or melted plastic, burnt wiring, or soot marks.
Do not restart: Do not attempt to restart the boiler until a professional has inspected it.
Professional repair: A technician must identify and replace the overheating component (pump, PCB, wiring) and check for underlying causes.

Repair Difficulty

Professional Required 5/5

Required Part

Circulation Pump or Control PCB

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