Does not Furrion have some guidance on their ovens? Not being tacky, but that is where I would look for info. But surely someone here has an answer, maybe they will check in.
2016 Tiffin 40 QBH
2015 38RSSA, traded
2005 TK3 #1869, 10 yrs of memories,
2017 F450 KR--one more Ford is it
2009 F450 4x4-died; 2010 F450-retired