What was found
DURING HEAVY MAINTENANCE: FUSELAGE / CENTER FUSELAGE / PRESSURE DECK PANEL / FR36 RHS / ATTACHMENT HOLES / CRACKS – TIME LIMITED REPAIR; REFERENCES: /1/ AEROMAN EA 53-0085-25 REV. 0 (COVER + PARTS 1-8) /2/ AIRBUS DOSSIER 81696490 /3/ AIRBUS RDAF 81696490/003/2025 ISSUE A /4/ AIRBUS TD/81696490/019/2025 ISSUE A /5/ AIRBUS REPAIR INSTRUCTION R533-70350 ISSUE E /6/ AIRBUS REPAIR INSTRUCTION R533-70349 ISSUE B /7/ AIRBUS SERVICE BULLETIN A320-53-1263 REV. 05. DESCRIPTION: AT THE CURRENT (01/2026) M2 CHECK @ SAL FOR A/C N587JB (MSN02177), WHILE PERFORMING INSPECTIONS IAW MPD TASK 533185-01-2, AEM REPORTED CRACKS ON THE CENTER FUSELAGE PRESSURE DECK PANEL @ FR36 RHS ON HOLES #4, #5 & #7. ADDITIONALLY, DURING THE SUBSEQUENT ACCOMPLISHMENT OF REF /7/ SB, ADDITIONAL HOLES WERE FOUND WITH CRACKS (HOLES #24 - #28 (RHS)). SEE REF /1/ AEROMAN EA FOR MORE DETAILS. THE DAMAGES WERE EVALUATED AGAINST THE SRM AND NO ADL’S NOR REPAIRS WERE FOUND. AEROMAN ACCOMPLISHED DAMAGE REMOVAL AND HOLE IDENTIFICATION IAW REF /5/ & REF /6/ RI’S. AIRBUS WAS CONTACTED VIA REF /2/ DOSSIER FOR REPAIR INSTRUCTIONS. AIRBUS PROVIDED REF /4/ TD WITH INSTRUCTIONS WHICH CONSISTED OF FOLLOWING THE PRINCIPLES OF THE REF /7/ SB WITH DEVIATIONS INCLUDING EXTENDING THE CUTOUT IN THE PRESSURE PANEL TO ENCOMPASS HOLE #4, FABRICATION OF FILLER FROM AL 2024-T3 (0.125”), COLD EXPANSION OF AFFECTED HOLES AND FREEZE PLUG INSTALLATION. REGARDING HOLES #24, #26 & #28, INSTALLATION OF A FREEZE PLUG WAS ACCOMPLISHED AND HOLES #25 & #27 WERE COLD WORKED IAW REF /4/ TD. THESE INSTRUCTIONS ARE APPROVED PER THE REF /3/ RDAF AS TIME-LIMITED PENDING OEM FOR FURTHER INSTRUCTIONS WITHIN 6 MONTHS. EC A26-010-01 IS ISSUED TO ACCOMPLISH THE TIME LIMITED REPAIR IN ACCORDANCE WITH REF /1/ AEROMAN EA AND COMPLIES WITH REF /3/ RDAF WITHOUT DEVIATION. EC A26-010-02 TRACKS THE PERMANENT REPAIR (PENDING DTA) DUE WITHIN 6 MONTHS. SUBSTANTIATION: THIS TIME LIMITED REPAIR IS APPROVED BY REF /3/ RDAF AND IS CLASSIFIED AS MAJOR. (E/C: A26-010-01)