Weishaupt Gas Flow / Burner Resonance Noise

Water heater emits a whistling or high-pitched noise during 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

Partially blocked injector, Incorrect gas pressure, Loose burner components, Air in gas line

Safety: Gas adjustments must be done by a licensed technician.

Check for loose panels: Ensure the Weishaupt casing panels and burner cover are properly secured; vibration can cause whistling.
Gas supply: Have a gas fitter check inlet pressure and regulator operation.
Burner inspection: A technician can inspect and clean the burner injector and check for resonance issues, adjusting settings if necessary.

Hard 4/5

Burner Assembly

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