Electrolux Tank or Heat Exchanger Leak

Water heater leaks from bottom of unit

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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

Corroded storage tank, Cracked heat exchanger, Failed gasket at element or sensor port, Loose drain valve

How to Fix / Troubleshooting

Critical safety warning: Turn OFF power and close the cold water supply immediately. Do not operate a leaking water heater.

Steps:

  • 1. Identify leak source: Dry the area and observe where water first appears: from fittings, element flange, drain valve, or tank body.
  • 2. Tighten fittings: Carefully tighten accessible threaded fittings and the drain valve. Do not overtighten plastic parts.
  • 3. Replace gaskets: If leaking around the heating element or sensor port, drain the unit below that level, remove the component, and replace the gasket or O-ring with an OEM part.
  • 4. Tank or exchanger leak: If water seeps from the tank shell or welded seams, the tank/heat exchanger is compromised and must be replaced; repair is not practical.

Professional help: For tank or heat exchanger replacement, contact an authorized Electrolux service provider.

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Repair Difficulty

Professional Required 5/5

Required Part

Heating Element Gasket
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