What was found
DURING M-CHECK, THE INSPECTION IAW DAL CARD 5310-3917, RELATED TO ALI 531135-01-1 (AD 2011-14-06) REVEALED A CRACK FOUND ON THE UPPER ATTACHMENT OF THE LT SLIDING WINDOW FRAME. THE CRACK WAS ORIGNATED FROM NR 3 HOLE. ER/A 513509-14 SECT I ACCOMPLISHED DURING MCK AT SAL, 16MAY13. ER/A SECT.II-TO BE ACCOMPLISHED WITHIN 11,000 FC AFTER SECT.I. ER/A SECT III-TO BE ACCOMPLISHED AT EVERY 11,000 FC AFTER SECTION II. ASSOCIATED ER/A 13-513509 ADDED FOR AC 3133. REF LOG TO QC ESTAB MONITOR INSP 00-0553-8-5770, SN 3133 INI ERA SEC II. 00-0553-8-5771, SN 3133. REP ERA SEC III. 421174 MSP.