Problem with Atwood water heater
My water heater is electric and gas. When I turn the switch on it does not work on electricity. It does operate and ignite on gas. However it runs until the pressure relief valve spews water. I ha...
Forum Discussion
ScottG wrote:
Once a TPO spews hot water because of being over temp, it's shot because there's wax in it that melts. You have to replace it after fixing the root problem.
Your statement certainly seems to say that because the wax melts the first time the TPO is ruined.
I've had them wear out, but most often due to crud in the TPO, interfering with operation, mostly resulting in a leaking valve.
As politely as I can say it, I am quite certain TPOs do NOT fail, requiring replacement the first time they are tripped because of a melted wax component.
I didn't realize there was wax sealed inside the unit, however. That was an interesting piece of info.
