What was found
WATER INGRESS FOUND IN THE LT AILERON DURING A 48 MONTH X-RAY INSPECTION. UPON REPAIRING AILERON PER RAYTHEON R.I.L. DRAWING, WATER WAS NOT FOUND, HOWEVER, CORROSION IN THE HONEYCOMB AND PITTING ON THE LOWER AILERON SKIN WAS FOUND. X-RAYS TAKEN PER THE NDT INSPECTION MANUAL WERE FOLLOWED AND LOWER SKIN CORROSION WAS NOT DETECTED. SUGGEST THAT AN ALTERNATED METHOD OF CORROSION DETECTION BE FOUND.