Instead of just replacing it with a newer commercial model, he built a complete controller system with a long joystick that pivots at floor level, integrated rudder pedals and a throttle box.

The NTSB urged Boeing to develop an “appropriate flight crew response” other than just applying maximum pedal force ...

The rudder pedals later resumed working normally, and no one was injured in the incident. No obvious malfunction in the rudder system was initially found, the NTSB report said, but testing during ...