What was found
PAX DOOR CENTER INTERCOSTALL DD6 WAS CORRODED (C-CHECK) RO 7/25/2020 PAX DOOR INTERCOSTAL DD6 CENTER HAS CORROSION IN MORE THAN ONE ELEMENT AT A GIVEN CROSS SECTION, FOUND OUT OF LIMIT REF REO, AND CRJ 200 SRM. REMOVED AND REPLACED PAX DOOR INTERCOSTAL DD6 WITH NEW P/N 601R318057-1 REF CRJ700 SRM AND BOMBARDIER DWG. UPON REMOVAL OF PAX DOOR CENTER INTERCOSTAL FOUND CLIP COMMON TO FS329.41 FORMER TO HAVE EXFOLIATING CORROSION RESULTING IN 100% MATERIAL LOSS. / REMOVED AND REPLACED DD6 INTERCOSTAL CENTER CLETE WITH NEW P/N 600-31902-269 CRJ700 SRM AND BOMBARDIER DWG, LEAK CHECKS GOOD