Its VERY easy, nothing will fly out and bite you Here is a walk through with pics. Follow it. Also grab your self a Clymers manual for the Banshee it's very helpful, complete tear down and rebuild.
http://www.dunereview.com/rebuild.htm There are 5 pages.
But again, grab your self a Clymers (there cheap and GREAT to have) but if you do have a question or run into a problem which you wont, just holler!
Clymers>>> http://www.farmandsandtoys.com/partdetail.asp?partid=172