What was found
ACFT VIBRATION, DROPPED FLAPS. LEFT INBD AFT FLAP HAS EXCESSIVE PLAY WHEN FULL EXTENDED. AFTER FURTHER INSPECTION SUSPECT TRAILING EDGE FLAP CARRIAGE ROLLERS TO BE WORN. ALSO FOUND BEARINGS, WORN ON THE MID AND OUTER CARRIAGE. FOUND RT WING LOWER TE PANEL SUPPORT RIVETS SHEARED AND LOOSE LOCK FASTENERS. REPLACED RIVETS AND LOCK FASTENERS PER SRM. REPLACED ALL LEFT AND RIGHT INBD SLAT SEALS. TEST FLIGHT ACCOMPLISHED, CHECKED BOTH OVERWING AREAS DURING PITCH, ROLL, ALTITUDE, FLAP SETTINGS, NO HUM OR VIBRATION FELT.