What was found
DURING M2 AND WHILE INSPECTING PER JIC 5320-6010-DE, CORROSION SPOTS FOUND ON FUSELAGE SKIN, INTERNAL SIDE BETWEEN STRGR 31L - STRGR 32L AND FR67 - FR69. AT REV A STAGE II DTE IS COMPLETE. STAGE III PENDING. C/A: *DTE* PER SECTION DTE I, THE REPAIR OF SECTION I IS LIMITED TO 60,000 FC / 120,000 FH (TOTAL FROM A/C FIRST FLIGHT, AND WHICH- EVER OCCURS FIRST). ADDITIONAL ENG'G AUTHORIZATION REQUIRED FOR SERVICE BEYOND THIS LIMIT.THIS LOG SUPERSEDES LOG 1229384. ASSOCIATED ER/A 31-628904 ADDED FOR AC 3152. (LP: 1515455) AIRCRAFT WAS GROUNDED.