Apologies if this link has been placed on here before, but I found this site with some excellent manuals, full colour brochures etc for the 1150gs (and all other bikes as well).
Maybe of use to you?
http://www.pdfmotomanual.com/index.php?r=site/page&view=manuales&order=t&key=B&make=1802&lang=ENG
Maybe of use to you?

http://www.pdfmotomanual.com/index.php?r=site/page&view=manuales&order=t&key=B&make=1802&lang=ENG