What was found
UNKOWN VIBRATION FELT ON SHORT FINAL STARTED FLAPS 3 MORE AT FLA PS FULL REF MT 53-005 AND TSM TASK 05-50-00-810-801-A TO IDENTIFYING VIBRATION VIBRATION REPORT REF DOCUMENTS ATTACHED FOR DECISION TABLE. TSM 05-50-00/201 CONFIG 00 RE-EVALUATED VIBRATION FORM GIVEN DATA FROM PILOTS/TOMC. VIBRATION WAS DESCRIBED AS RYTHMIC/CYCLIC, BUT OTHERWISE "PURE VIBRATION". FLAP SCORE WAS RAISED TO 41, BEING THE HIGHEST OUTLIER. PER TSM 05-50-00, NEXT TROUBLESHHOTING STEP TO BE ACCOMPLISHED IS TSM 27-54-00-810-801-A. FLAGGED SDR REF FIM 27-54-00-810-801-A STARTED AND COMPLETED STEPS 3.A.(1)(2). NEED TO COMPLETE REMAINING STEPS (3)AND(4).SEEMS TO HAVE EXCESSIVE PLAY IN LEFT WING TRAILING EDGE FLAP. CONTINUED TSM 27-54-00-810-801-A AT STEP 3.A.(3). REF. AMM TASK 27-54-00-200-003. COMPLETED UP TO STEP. 3.B.(4) REF. LP. 7817998 FOR REMOVAL OF PANEL 193AB PER LOCAL SENIOR MANAGEMENT DIRECTIVE, REPLACE THE #1 INBOARD FLAP ACTUATOR REF AMM 27-54-49-000-001-A AND #2 INBOARD FLAP ACTUATOR REF AMM 27-54-49-000-002-A. ITEM UNLOCKED FOR CLEARING ACTION REPLACED LH #1 AND #2 FLAP ACTUATORS REF LOG PAGES 7830472 AND LOG PAGE 7830504