Well....there isnt any pressure in there, so the seal needs to be just tight enough not to let oil out. Try a star pattern of sorts with the tightening. Go over them a second time (gingerly) and then leave it alone.
I'm sure somebody has a picture that they can post with Zee Official Tightening Seekwens for zee velf cuffers.

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D