What was found
AIRCRAFT REPORTED LOSS OF HYDRAULIC PRESSURE AFTER FAILURE OF FLAPS TO DEPLOY. UPON INITIAL INSPECTION, HYDRAULIC FLUID WAS FOUND FLOWING FROM LT BRAKE ASSEMBLY. UPON REMOVAL FROM AC, BOTH BRAKE ASSEMBLIES WERE FOUND TO BE CRACKED IN IDENTICAL LOCATIONS, RADIATING FROM TRUNNION BLOCKS TOWARDS THE OUTER EDGES. CAUSE OF CRACKS AT THIS TIME ARE UNKNOWN, CAUSE COULD BE ATTRIBUTED TO POSSIBLE INSTALLATION ERROR.