Sounds as though you have a great grasp as to what it takes to keep on top of the maintenance of your RV. One of the more over looked sources of information is often as close as a YouTube search. While many post are worthless and flat out dumb in general post. There is a true wealth of helpful information to be had simply by asking.
Of course this site is a pretty good source also, but YouTube comes with pictures and video which always help me along the way.
2013 Ford F350 FX4 4x4 PSD
2013 Wildcat 353LS
2015 Day/Nights Camped 5
2014 Day/Nights Camped 29