Originally Posted by
Notanatp
I had a similar question about flaps. Why is MCAS disabled with flaps deployed? Does the stick force curve meet regulatory requirements when flaps are deployed (even at flaps 1)?
I wondered this when Icelandair were doing flaps-1 ferries, and found this:
In
https://leehamnews.com/2019/09/27/bj...-wire-part-10/
MCAS is not active on the 737 MAX when flaps are deployed. This is because when flaps are out the slats are out as well and these
diminish the disturbance to the pitch moment curve from the larger and further forward-higher slung engine nacelles.