What was found
INSPECTION FOUND LOWER FUSELAGE SKIN BULGED AT STA 389, LONGERON 16L-17L. THE EXISTING REPAIR WAS REMOVED IAW SRM 51-30-2. AN EXTERNAL AND INTERNAL DOUBLER AND FILLER WERE INSTALLED IAW SRM 53-04, FIGURE 38, 51-30-2, 51-30-5, AND ECRA 5330-02944.