What was found
MODIFICATION DOUBLER (ACS) CRACKED 0.500" ON AFT LWR CORNER OF LT PRIMARY HEAT EXCHANGER STA -12.000 L-27L. PERFORMED MAJOR REPAIR IAW FAA FORM 8110-3 DATE 12/02/05, DWG AA33-53-R02 REV TR DATE 11/08/05. REMOVED FASTENERS IAW SRM 51-1-21. TRIMMED OUT DAMAGED SECTION, FABRICATED FILLER (2024T3AL 0.100") REPAIR DOUBLER (2024T3AL 0.050") TRIPLER DOUBLER (2024T3AL 0.063") IAW DWG AA33-53-R02. CLEANED, TREATED AND PRIMED AREA AND REPAIR PARTS IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW SRM 51-1-11 PG 9. INSTALLED REPAIR PARTS (CONICAL WASHERS) IAW DWG AA33-53-R02, SRM 51-1-21, SRM 51-1-20D, SRM 51-1-21, SRM 51-1-26, SRM 51-3-1 PG 2A.