Welcome ! Click documents and hunt for your needed manual. As we tell the interested parties these manuals are very light in specific info. General stuff for the most part. So if you still have a question or two fire away and we'll do our best to answer .
Maxum Customer Care, online. Follow the links to yours, twin or single. I have a 2005 2900 and found it there. Had to use the local library to open the documents section as they use all browsers. (Couldn't do it with the smartphone)