What was found
LEFT CHIN COWL HAS CORROSION ALONG AFT FRAME AND 2 AFT RIBS. R & R AFT FRAME AND RIBS ON LT CHIN COWL WITH NEW FABRICATED FRAME CLEATS AND RIBS IAW DWGS 87144018 AND 87144019, SRM 51-24-35, 51-42-05, 51-42-45, 51-40-35, 51-25-10, AND 51-21-10.