What was found
DURING ROUTINE C-CHECK INSPECTION, ELT ANTENNA REMOVAL AND BLANKING PLATE INSTALLATION. PERFORMED MAJOR REPAIR IAW FAA FORM 8110-3 DATE 02-06-06, ENGINEERING AUTHORIZATION AA71-2 REV IR DATE 01-24-06. REMOVED ELT ANTENNA IAW DC-8 MM 25-60-0 PAGE 201. FABRICATED BLANKING PLATE (AL 7075 T6 0.125) IAW EA AA71-2. CLEANED, TREATED AND PRIMED AREA + BLANKING PLATE IAW DC-8 SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACE IAW DC-8 SRM 51-1-11. INSTALLED BLANKING PLATE IAW EA AA71-2, DC-8 SRM 51-3-0, DC-8 SRM 51-3-1 (TORQUED).