What was found
DURING HEAVY MAINTENANCE: FUSELAGE / FWD FUSELAGE / SKIN BETWEEN FR 11-12 & STGR 17L-19L / DENTS & CRACK - TEMPORARY REPAIR; /1/ STS EA 125-2024-048 REV. IR /2/ ETD2024-190-016478 REV / WITH ANAC 8165205 /3/ PREVIOUS EC E24-692-01 DURING CURRENT DROP-IN CHECK, THE TWO DENTS, ONE OF WHICH HAS A CRACK DAMAGE, ON FWD SKIN BETWEEN FR 11-12 & STGR 17L-19L, WAS EVALUATED AFTER THE A/C WAS FERRIED WITH A TEMPORARY REPAIR. PREVIOUS EC, FOR ORIGINAL DAMAGE & MX FERRY TEMP REPAIR ACCOMPLISHMENT. DAMAGE WAS RE-EVALUATED & REPORTED TO EMBRAER FOR DISPOSITION. SEE DETAILS IN STS EA, REF /1/. MANUFACTURER PROVIDED DISPOSITION WITH REPAIR INSTRUCTIONS, WHICH CONSISTS OF DAMAGE TRIM OUT, FABRICATION AND INSTALLATION OF A REPAIR FILLER, A DOUBLER, AND A TRIPLER, NDT INSPECTION, CIC, EPOXY, AND SEALANT APPLICATION, WITH FINISH RESTORATION. SEE REF /2/, ETD FOR FULL DETAILS. EC E24-718-01 IS ISSUED TO ACCOMPLISH THE TEMPORARY REPAIR IAW STS EA, REF /1/. EC E24-718-02 IS ISSUED AS A PLACEHOLDER TO KEEP TRACK OF THE PERMANENT REPAIR INSTRUCTIONS WHICH IS PENDING OEM DTA DUE WITHIN 12 MONTHS. SUBSTANTIATION: THIS TEMPORARY REPAIR IS APPROVED PER REF /2/, ETD WITH ANAC AUTHORIZATION, AND IS CLASSIFIED AS MAJOR. REV 01. REVISED SOLELY TO HAVE A SECOND SIGNATURE ON THE EC SINCE THIS WAS A MAJOR REPAIR. REV 00 WAS RELEASED SOLO TO SUPPORT RTS ONLY IN TRAX, CQ WAS UNAWARE OF THIS REQUIREMENT. THERE IS NO CONTENT OR INSTRUCTION CHANGES IN REV 01. (E/C:E24-718-01) ORIGINAL SUBMISSION: 6/182024