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Skipg's avatar
Skipg
Explorer II
Aug 10, 2019

Maintaining air gap in new Atwood water heater

I am familiar with the procedure of how to get an air gap in a RV water heater to prevent pressure valve leak, but this new Atwood water heater just will not maintain the air gap. Do you think it i...
Seeking Advice
4x4van's avatar
4x4van
Explorer III
Aug 15, 2019
30 years of RVing, 3 different RVs...never once had to "re-establish" an air gap in the water heater (and since I live in SoCal, I've never drained/winterized/refilled it either).

Seriously, it would be nearly impossible to "lose" the air pocket in the top of a WH unless there was a leak at the very top of the tank to allow the air to escape (or you park your rig upside-down:E). Air goes up, water goes down; where could the air go?

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