Girard Tankless Water Heater III - Error E7
Hey folks. TLDR: Getting an E7 error code on our tankless water heater, except sometimes it's an E1 code and sometimes it's an E2 code. What's the problem and how do we fix it? We've been using our ...
Forum Discussion
Try checking to sail switch for operation, make sure you have water pressure, and check for spider web in the burner orifice. These are the most likely possibilities. also the over temp limits switches.
