PDF's can be downloaded on
www.gasgasmotos.es. On the left side second from the bottom is "User Manual" from there up in the black taskbar, select the appropriate models trial or EC/MC or FSE or even quad. It is slow and takes a while so be patient.
We will have a new system ourselves in about 2 months! Will be a HUGE improvement over the dinasour we have now.....
http://www.gasgasmotos.es/eng/frame.htm