What was found
DURING C2 + 6Y ( H ) CHECK IN MSP, DAL FOUND CORROSION LOCALIZED AROUND THE SKIN SCUFF PLATE ATTACH HOLES PREVIOUSLY REPAIRED VIA REO 500-53-21-651. MTC REQUIRES ENGINEERING AUTHORITY TO ACCOMPLISH EO WORKCARD 533101297-01B (SB BD500-530010 ISSUE 004 PART B) ON SCUFF PLATE ATTACH POINTS PREVIOUSLY REWORKED. COMPLIED WITH ER/A 612914-14 REV A PRI REV 0 AND ER/A 612914-14 REV A SECTION 4 ASSOCIATED ER/A 00-612914 ADDED FOR AC 8305. (LP# 1631231; AIRCRAFT WAS GROUNDED)