http://usfirst.org/uploadedFiles/Cam...t_Assembly.pdf
but, yeah the instructions are pretty crappy. New ones possibly might arrive soon, but I'm more inclined to just use the old pan/tilt assembly as a reference.
as for looking for another one, just use Google. (I think it's called Axis 206 camera?) If yes, then it looks like a new one will be upwards of $100+