What was found
LT FUSELAGE INNER SKIN HAS CORROSION AT AFT PAX DOOR CUTOUT BETWEEN STA X669.3 TO STA 697.6. REMOVED 4 NUTPLATES FOR ACCESS REF SRM 51-42-05 STEP 4E. INSTALLED 4 EA NUTPLATES TO INNER SKIN AT AFT PAX DOOR REF SRM 51-42-05, REPAIR-01. REMOVED CORROSION AT LT FUSELAGE INNER SKIN AT AFT PAX DOOR CUTOUT REF SRM 53-40-31 STEP 7A, B, C, D. REPAIR 05. ET INSP IAW NDTM 51-00-06, NO DEFECTS NOTED. UT INSP IAW NDTM 51-00-04, MIN THICKNESS IS .216. MATERIAL REMAINING THICKNESS IS 0.216" WITHIN ALLOWABLE LIMITS REF SRM 53-40-31, FIG 201, REPAIR 5. TOUCHED UP ALL BARE AREAS WITH ALODINE AND EPOXY PRIMER IAW SRM 53-40-31 STEP 7F, REPAIR-05. APPLIED ALUMINIZED PAINT TO INNER SKIN AT AFT PAX DOOR REF SRM 51-25-00-00-01. COMPLIED WITH FORM M-184.