I love mine 31" Sovereign
1978. I got mine in Florida in 2001 and towed to Toronto,Ontario, Canada. and yes I have a very littel buy littel leak, but here the winter are really hard. I have the original manual for mine that is the same you have the one the have the sofa bed in front and the two rears beds in the back. The bathroom is on the door side and infront are the three closet doors..
If you want the manual let me know I can photocopy it for you and send. just let me know the address.
my mail is