Originally Posted by
SteinarN
I do wonder, if the jack screw for the stabilizer breaks loose, in which position will the aerodynamic forces put the stabilizer into? Would it "free float" into zero degrees AoA?
While that might be true, more or less, for a control surface that's hinged at its leading edge (say an aileron), I don't think you can make that assumption for a THS where the pivot point certainly isn't at the L/E..