Make sure all your Tivos have been subscribed to Tivo service, and under Device preferences of your account on tivo.com, the checkboxes are checked. Finally, make all your Tivos make a Tivo connection.
Adding a Tivo, you must make the other Tivos connect to service to log in the new addition, for transfers to work between them.
Series 2 (PLS, sold)
TiVo HD 1TB (157 HD Hrs, PLS, "652")
Roamio! Oh, wait, Its Juliet!
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!