Problem tylan4 SNF 2009-10-02 15:21:09: TCUs say "B,b"

[seymour at snf.stanford.edu]

reset TCU and checked status. No "b or B" showing on tycom at this time. Tycon status shous tube below 400 degs with a setpoint of 800. Element breaker was not off and overtemp was not indicated. I will post a problem to check temp before using and during use.