From the Bhakti List Archives
Narasimhan Krishnamachari
• Wed Aug 07 2002 - 08:09:30 PDT
While it is true that in tennAcArya sampradAyam, the tiru-maNi is not used during ArAdhanam at the house, I am told that it is used during the tiru-ArAdhanam at the temples that follow the tennAcArya sampradAyam. I do not have personal verification of this information.
-Krishnamachari
[ Yes, this is true, and can be witnessed at most of the Divya Desas.
There is a rationale given for the difference which I won't get into
here. -- Moderator ]