What was found
APU INTAKE DOOR CUTOUT, UPPER CHORD AT BS 1787-1525, IS CORRODED. REMOVED CORROSION ON APU INTAKE DOOR CUTOUT, UPPER CHORD, AT BS 1787-1825, PER SRM 51-10-02. BLENDED AREA OUT OF LIMITS PER SRM 53-80-05, FIG 101, DETAIL 5. FABRICATED SUPPORT ANGLE, LOCATED AND DRILLED HOLES PER SRM 51-40-05. TREATED AND PRIMED PER SRM 51-20-01. INSTALLED NUTPLATES AND SUPPORT ANGLE PER SRM 51-40-02 AND 51-40-01. THIS REPAIR IS CLASSIFIED AS A CAT 'A" MAJOR REPAIR.