We use to have a pretty good thread on Changing Your Own tires, but the link is dead that is listed in the
FZ6 Tire Thread. Therefore, I figured we start a new one. I start it off with a link to instructions using the Central Machinery Portable Tire Changer and Motorcycle Tire Changer Attachment, that is available from Harbor Freight.
4Strokes.com Reviews: Harbor Freight Tools' Central Machinery Portable Tire Changer and Motorcycle Tire Changer Attachment
Relevant to this thread also, is a thread on Removing and Patching your own tires:
Tire removal and patching questions