What was found
CORROSION EXTERNAL SKIN LOCATED BTW FR 69 TO FR 70 CUT OUT OF DRAIN AND STR 31R TO STR 32R AT LOWER FUSELAGE. COMPLIED WITH ER/A 632109-14 REV. ORIGINAL APPROVED DATE 03-MAR- 26 MATCHES WITH ALL STEPS ON PRI 632109-14 REV 0 IT HAS BEEN VALIDATED. PERFORMED PERMANENT REPAIR INSTRUCTIONS ON EXTERNAL SKIN LOCATED BTW FR69 TO FR70 CUT OUT OF DRAIN AND STR 31R TO STR 32R AT LOWER FUSELAGE AS PER ER/A 632109-14 REV ORIGINAL SECTION I HAS BEEN COMPLIED. TIME CONTROLLED ITEMS SEC. DTE SEE LOG PAGE 1477740 ASSOCIATED ER/A 00-632109 ADDED FOR AC 3277. (LP: 1480744)