Quote:
Originally Posted by mattmajeed
I was testing my water heater over the weekend and I ran it using the electric heat. I noticed a loud humming noise coming from the heater's outside circuit panel. Is it normal for the panel to make a noise when using the electric heat?
Thanks,
Matt
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I don't know if its the same noise, but my water heater had a high pitch (Like a hearing test) noise coming from it on electric and I got it fixed under warranty. They replaced the circuit panel. Now it's quiet. They said it went bad, I don't know exactly what bad is though, but they replaced it.