What was found
WHILE TROUBLESHOOTING AN AIRFRAME VIBRATION ISSUE, THE LEFT ELEVATOR NR 3 HINGE BEARING WAS FOUND TO BE WORN. REPLACED THE ELEVATOR HINGE FITTING IAW AMM 55-16-42. AIRCRAFT WAS GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE TROUBLESHOOTING AN AIRFRAME VIBRATION ISSUE, THE LEFT ELEVATOR NR 3 HINGE BEARING WAS FOUND TO BE WORN. REPLACED THE ELEVATOR HINGE FITTING IAW AMM 55-16-42. AIRCRAFT WAS GROUNDED.