Are you aware that the bulk of the owner manuals that come with a coach are supplied by the company that builds the various appliances and major components? For example,you would receive separate manuals for the chassis, the transmission, the air conditioners, the furnace, the water heater, etc. etc. Many of these are available for free online (in Adobe PDF file format) and others can be purchased from the supplier. Service manuals may be available as well insome cases.
The manual from the RV body builder itself is often rather generic and not all that helpful.
2004 American Tradition; 2014 Buick LaCRosse
Homebase in the Ocala Nat'l Forest near Ocala, FL