i had a factory manual for this thing, but i sent it off to MZRidersClub folks in UK.
image quality was bad, but usable. and i was hoping they would be able to clean it up and reproduce for others.
i cant remember the fellows name, but he was in charge of their regalia section
try dropping them a line:
http://www.mzridersclub.co.uk/also Dave a moderator here is a big fan of the RT's he might be able to help you further.
welcome to the board