What was found
DURING HEAVY MAINTENANCE: REAR FUSELAGE EXTERNAL SKIN BTW FR 82-83 AND STGR 3-5LT DENTED. REF AEROMAN EA 53-0095-25 (COVER + PART 1-2) /2/ RDAF 81703158/002/2025#A /3/ AIRBUS DOSSIER 81695068 /4/ A321NEO SRM 53-51-11-300-027 /5/ A321NEO SRM 53-51-13-300-006. DESCRIPTION: DURING DECEMBER 2025 CHECK FOR AIRCRAFT N2039J (MSN 09016) AT SAL. AEROMAN IDENTIFIED A DENT ON AFT FUSELAGE SKIN PANEL BETWEEN FR82-FR83 AT LEVEL OF STRG 4 LH. REFER TO EA REF /1/ FOR DETAILED FINDINGS. THE DENT WAS EVALUATED AND WAS DETERMINED TO BE OUT OF ALLOWABLE DAMAGE LIMITS PER SRM TASK 53-51-11-283-025. AEROMAN PERFORMED THE CUTOUT TO THE DAMAGED AREA AS PER REF /4/ SRM AND CONTACTED AIRBUS VIA DOSSIER REF /3/. SKIN CUT-OUT DIMENSIONS ARE L X 2.736 INCHES AND W X 2.742 INCH. STGR 4L CUT-OUT IS 2.720 INCHES LONG. AIRBUS PROVIDED REPAIR INSTRUCTIONS IN REF /3/ DOSSIER MESSAGE /010 TO DO THE NDT INSPECTIONS, PERFORM THE CUT-OUT AS PER REF /5/, PERFORM THE REPAIR AS PER REF /4/ SRM TASK, INSTALL COUPLING JOINT ON STGR 4L AND RESTORE THE SURFACE PROTECTION. THESE REPAIR INSTRUCTIONS ARE APPROVED AS PER REF /2/ RDAF AS PERMANENT. THIS EC ACCOMPLISHES THE PERMANENT REPAIR PER THE REF /1/ EA AND COMPLIES WITH REF /2/ RDAF WITHOUT DEVIATION. SUBSTANTIATION: THE REPAIR IS APPROVED UNDER RDAF REF /2/ AND CLASSIFIED AS MAJOR.(E/C:A25-1137-01)