Thought I'd post these pictures for info, I also have a blow by blow description at: http://community.webshots.com/user/d0gbone (http://community.webshots.com/user/d0gbone)
This is the back with the cover off with different colored air pipes to the different bladders:
(http://img.photobucket.com/albums/v681/adogbone/100_1533.jpg)
Picture of the bottom:
(http://img.photobucket.com/albums/v681/adogbone/100_1532.jpg)
The back is attached by torx bolts:
(http://img.photobucket.com/albums/v681/adogbone/100_1539.jpg)
The bottom removed from the back:
(http://img.photobucket.com/albums/v681/adogbone/100_1541.jpg)
Diagram of where the colored air pipes go:
(http://img.photobucket.com/albums/v681/adogbone/100_1540.jpg)