Originally Posted by
bubbers44
Then again did anybody check the rudder actuator clutch?
Nope, in investigating an accident resulting from rudder movement, it just never occurred to the NTSB to examine part of the autopilot which actuates the rudder.
That's sarcasm. Of course they examined the a/p rudder actuator. The clutching mechanism was disengaged. Read about it in Addendum #5 in the Systems group Factual Report.