What was found
FLT CONTROL VIBRATION FELT ABOVE 230 KTS. VIBRATION INCREASES WITH POSITIVE ANGLE OF ATTACK. R&R LT ELEVATOR TAB INBD HINGE BUSHINGS & HARDWARE PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT CONTROL VIBRATION FELT ABOVE 230 KTS. VIBRATION INCREASES WITH POSITIVE ANGLE OF ATTACK. R&R LT ELEVATOR TAB INBD HINGE BUSHINGS & HARDWARE PER MM.