What was found
DURING C-03 CHECK 2 EACH 1/4 INCHES CRACKS WERE FOUND ON NR 1 ENGINE PYLON PANEL (413DL) ON INBOARD SIDE. MAINTENANCE STOP DRILLED CRACK AND PERFORMED A HFEC INSPECTION TO VERIFY CRACK IS CONTAINED; FABRICATED A REPAIR DOUBLER; INSTALLED REPAIR PART IAW A320 SRM 54-52-12, PG. 221-225, AND SRM 51-42-11, PG. 8-10, & 12.