Eventually, the co-pilot brought the wings back to level, and the pilot (PM) was able to release the complete left rudder trim switch. At the aircraft peak of the roll, it was around 42 degrees ...

“The rudder trim being nose hard left certainly has been referred to in the inquest brief at length, and is said to be a serious issue so far as a cause for concern,” coroner Darren Bracken said.

While individual configurations differ, both the rudder trim dial and the cockpit door lock switch on the 737-700 tend to be located towards the rear of the centre pedestal between the two pilots ...

“The rudder trim being nose hard left certainly has been referred to in the inquest brief at length, and is said to be a serious issue so far as a cause for concern,” coroner Darren Bracken said.