just a question, when this is happening, you guys dont have the APU holding the ESS buss, right? That could explain why you never get it on #3.
i would imagine the tech data for that should be out there with you. has anyone looked in the FE's -1? there very well could be a note in there for this. look in the EP's for rejected TO. let me know if you need/want me to look in it, and i will