What was found
NR 4 ENG LT/RT NACELLE INLET COWL WORN, STA YN 157.000 AT 12 O'CLOCK POS (EXTERIOR) MAJOR REPAIR. PERFORMED MAJOR REPAIR IAW SRM 71-5-2 FIG 2 SHEET 1, 2, 3. REMOVED FASTENERS IAW SRM 51-1-21A. CUT OUT DAMAGED SECTION AND FABRICATED NEW SKIN (AL2024T3 0.080") AND SPLICE (STEEL 17-7 PH 0.050") IAW DC8 70 SRM 71-5-2 FIG 2 SHEET 1, 2, 3. HEAT TREATED SPLICE FROM 17.7PH CRES TO 17.7PH CRES (H1050) IAW SRM 51-1-16. CLEANED, TREATED AND PRIMED AREA AND SKIN IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW SRM 51-1-11. INSTALLED REPAIR PARTS IAW SRM 71-5-2 FIG 2 SHEET 1, 2, 3, SRM 51-1-21.