What was found
DURING HEAVY CHECK, RT WING A3 HOLE HAS CRACK LIKE INDICATIONS LOCATED ON AFT AND FWD SIDES. MX PERFORMED MAJOR REPAIR ON SPAR 2 RT WING IAW ETD 2013-170-050564, REV B, AMEX A. REF CONTINUATION CARD 032613-2013/0460 C1-C10, NR CARD 032613-2013/566. REFER TO DMI 463792/1 FOR 12 MONTH TEMPORARY REPAIR. FCBS AFFECTED 57-10-00-005, 57-10-00-001. ACFT REMAINS AT UNTIL COMPLETION OF HEAVY CHECK.