Atwood water heater high pitch noise
My Atwood water heater model GC6AA-10E makes a high pitch noise when operating on electric. Is that a sign that the heating element is going bad? (Is producing hot water.) The heating element is on t...
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Had a very similar problem with my Atwood. The noise was corrected by replacing my two one-way check valves. The noise was loud and occurred weather it was propane, electric or both.
