As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUTINE ALF INSPECTION, THE MECHANIC DISCOVERED DELAMINATION ON THE TAILROTOR BLADE. THE TAILROTOR SHOWED NO SIGNS OF IMPACT. THE DELAMINATED TRIM TAB WAS APPROXIMATELY 3 INCHES LONG AND 2 INCHES IB OF THE TRIM TAB RIVET. THE TAILROTOR ASSY WAS REMOVED AND SENT TO MFG FOR EVALUATION AND REPAIR. (K)