Originally Posted by Bob-0
Yes the cover is off. I was checking for power to the element. And yes that is a burn or soot from raw gas and wires were also burnt in the process. Flames were a 1-1/2 feet high. Like I said, good thing I looked out the door right away. My other trailer had a switch inside for gas and electric. This one has a switch for gas inside and a switch on the tank for electric.
That sure could have been catastrophic. Hope you get back with your dealer/manufacturer on this, since it's a new RV.
As far as the switches, you have a Suburban SWDE model water heater. This FAQ explains the operation of: