Chaffoteaux Flow-Induced Noise / Gas Flow Noise

Water heater emits a whistling or high-pitched noise when running.

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 burner injectors, Excessive water flow rate, Loose internal baffles, Incorrect gas pressure

Safety: If noise is accompanied by smell of gas, shut off gas and call a professional immediately.

Reduce flow rate: Slightly close the hot tap to see if noise diminishes.
Clean burner and injectors: Remove debris that can cause whistling.
Check mounting screws: Tighten any loose brackets or baffles inside the combustion chamber.
Gas pressure check: Have a technician verify and adjust gas pressure if necessary.

Medium 3/5

Burner Assembly

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