What was found
DURING C-18 CHECK A 3 INCH CRACK WAS FOUND IN THE UPPER AFT END RADIUS OF THE KEELBEAM MOUNTING COVER JUST BELOW THE AFT LT MOUNT OF THE AUXILLARY HYDRAULIC PUMP, BS 710. MAINTENANCE REMOVED DAMAGED AREA OF MOUNTING COVER BS 710, FABRICATED 4 EACH REPAIR ANGLES AND A FILLER, AND INSTALLED REPAIR PARTS IAW B737-300 SRM 51-70-11, PG. 1-6.