What was found
AIRCRAFT WAS GROUNDED: DURING EVALUATION FOR THE CAUSE OF AN AIRFRAME VIBRATION ISSUE MAINTENANCE FOUND THE LEFT HAND ELEVATOR WORN / OVERSIZED BORES ON 5 OF THE HINGE FITITNGS ON THE ELEVATOR (HINGES #1, 2, 3, 5 AND 6). THE ELEVATOR WAS REMOVED AND SENT OUT TO A REPAIR VENDOR WHERE THE DISCREPANT HINGE BORES WERE REPAIRED PER EA 304266 (SEE AALA 202006279002). THE REPAIR VENDOR ALSO FOUND 2 AREAS OF WATER INGRESSION ON THE UPPER SURFACE SKIN OF THE ELEVATOR 5 INCHES OUTBOARD OF RIB 5 AND 13.25 INCHES FORWARD OF THE TRAILING EDGE WHICH WAS REPAIRED PER SRM 55-21-11-300-021. (SEE AALA202006189008)