Thanks for all the advice on this. I don't know what I did wrong or right, but I now have the hot water at the temperature I was expecting.
Jerry, Johnnie, CC, Dixie Rose, and Beau
2012 Cardinal 3450RL - TrailAir Rota-Flex Pin Box, Equa-Flex Equalizers, Level Up Auto Level, Winegard SK-3005 Satellite System
2011 Chevy 2500HD - 6.6L Duramax, Allison Tran, Husky HD Aftermarket 5/1 Springs, Air Lift LoadLifter 5000 Air Bags, Drawtite Pro Series 20K Fifth Wheel with Square Tube Slider