Originally Posted by
DaveReidUK
Thanks for that. It does sound rather counter-intuitive that as soon as AoA drops below the threshold for MCAS commanding AND trim, it then does the opposite.
I note that the extract from the Max System Differences Training Manual (presumably a Boeing publication) on Chris's site makes no mention of MCAS commanding ANU trim:
http://www.b737.org.uk/images/mcas-mtm.jpg
The training guide quoted states of MCAS that it “allows the stabiliser to move in the nose down direction etc.” It does more than allow if it causes it to move...