Do you have the M805 color head with transformer M805 Color TRA, or do you have the M805 Multigraph head with the Colis 805 AM 100 TRA transformer?
In any case, an english translation instruction manual for the M805 is still available for purchase and pdf download at the durst online shop:
http://www.durst.it/en/durst-photote...cts-photo.html