CONGRATULATIONS on the JAYCO!!!
...and WELCOME TO JOF!!! The members here are GREAT!!! There is a lot of GREAT information to be found here. I am sure that you will have information and pictures to share with us... so please do!!
Sorry, I can not help you with the wires as my TT is not pre-wired, but I know that others will let you know.
RVing with SOLAR