As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT DRAIN MAST ON THE RIGHT-HAND SIDE HAS CORROSION SRXR430X. GROUNDED - YES. ACCOMPLISHED CATEGORY "A" REPAIR ON FUSELAGE SKIN P/N 147A3400-4 BY AFT DRAIN MAST ON THE RIGHT-HAND SIDE AT STA 986.5 TO STA 1006 AND STR 24L TO 25L. IAW 800-53EA-28423 REV00 SRXR430X.