if your coach came with a dvd, try looking at it using Adobe Acrobat Reader. my dvd had every diagram (plumbing, wiring, etc), in .pdf file format, for each of the 5er for that year.
John, Joyce & Libby the Yellow Lab. - Fulltime since `08 and lovin' it.
2005 Kountry Star FW-35LKSA by Newmar
2012 Ford F-450 Lariat (I'd rather have more truck than I need than need more truck than I have)
Live for today; yesterday is gone and tomorrow may never come.