Its a well documented conversion, done give up yet.
If you are stuck with a pile of parts i will make a descent offer if you are close to Melbourne.
One approach is to convert X and Y first, mill up the blocks using the machine itself, if you get stuck halfway you could bolt a compound table where the X and Y was to get you through the final details.
After the Z axis will be much easier to fathom, Z being the most difficult.