You could use 2 x Tokometer style rotators, adapted to your scope. If you didn't already have manual rotators on the TECs, this would have worked:
http://www.optcorp.com/an-tak-pkg-ro...tml#noredirect
The Takometer itself isn't cheap, but if you had 2 x robofocus controllers you could rig something up:
http://www.optcorp.com/astrodon-tako...efractors.html
Hope this helps...