DSI fault light on panel - Hot Water
I have a 2008 HR Neptune and on the inside panel (where all of the lights and indicators are, I have a 12V switch for hot water and a 120v switch. Above the switches is a small DSI Fault lite. When...
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On ours it works like the folks at Camping World said - the DSI fault light comes on after the gas has failed to light for the 3rd time. The DSI fault light has never come on on ours when only the electric water heater is turned on no matter how long it is on.
