Have a look at this guide, read it over a couple of times: http://www.wiihacks.com/recommended-...d-any-wii.html
Decide what parts you need for your version and region. Re mod your console. (It will overwrite) no need to uninstall.Make sure you have at least one USB loader CFG is good. Then check this out http://www.wiihacks.com/recommended-...ide-fat32.html.
Set up your Hard drive. Fat 32 Primary and active. Add your chosen apps. Then rip your discs to your drive, (use chosen loader to install games to Hard drive)
Read things over then start, It really is that easy. For your own sanity stay away from video tutorials. There are no shortcuts. Be confident.