Welcome to the forum and irv2.
A link to help you get around irv2.
A Link to your
owners guide with info for wiring in your coach and same link will get you all tsb's, brochure, recalls and other important information, page 15 -7 will have your fusing info for your coach, for starters.
Instructions on how to level your coach before putting slide out, only follow the highlighted paragrafe information for your coach.
All the links below in my signature have info for your Newmar.
Congrats on your Newmar and a welcome to the Newmar family, enjoy the forums and safe travels in your Newmar.