http://portale.sime.it/wps/myportal/!ut/p/.scr/LoggedIn
You can usually download instructions for individual boilers at their web site.
casacohouse@aol.com
email me if you don't have any success, I think I have this boiler on my computer.
If you can't find it I will email it to you in pdf format, let me know where to send it.
Steve House, January 2007