At the top of the mast there should be a hook that will hold your mail up. If you want help to lower your mail see other thread (
http://www.catsailor.com/forums/sho...ed&sb=5&o=&fpart=1#Post66002)
Also read
http://www.performancecat.com/manuals/nacra.pdf it will help.
Tie the line to the beam next through block on the mast rotation arm back to cleat. If I will find some pictures I will post them later.
Hope it helps