Welcome to OCC Leonz. You do not need to purchase any manuals because we should have everything you need in our Tech section for free.
https://www.onlycubcadets.net/forum/...splay.php?f=19
https://www.onlycubcadets.net/forum/...splay.php?f=39
If you can't find what you need, someone on here will have it for free.