Originally Posted by
Bleve
Ever since AF447, 'IAS Disagree' has been front and centre of emergency training. Quite possibly on this flight the AOA issue generated an IAS Disagree message and the crew (quite reasonably) carried out the IAS Disagree checklist. The first step of which is to disconnect the autopilot and fly manually. Now the door is open for the uncommanded stab trim problem to rear it's ugly head.
At assorted points in this thread we've wondered whether the Memory/QRF section for an IAS Disagree included an alert about the StabTrim issue, or whether it's in a separate Memory/QRF section. What I've seen so far suggests that the
Runaway StabTrim in Manual Flight issue is
NOT mentioned in the IAS Disagree section - but I've not really seen the QRF for this exact model of 737. Anyone?