Originally Posted by
VicMel
The AoA sensor was replaced possibly just as a hopeful guess. The assumption then seems to have been jumped on that as the MCAS uses AoA, the errant behaviour of MCAS must have been due to an AoA fault.
Nobody knew MCAS even existed. It & the need to use trim cutout to correct "STS running Backward" was not ever written up.
Last edited by BobM2; 26th Mar 2019 at 22:39.
Reason: spelling