As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HORIZONTAL STAB JACKSCREW COMPARTMET RIGHT SIDE BS 1787 - 1825, STRINGER 6R, AT LOWER END OF APU INLET DOOR HOUSING, THE ATTACH ANGLE WAS FOUND CORRODED. BLENDED THE CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM. REMOVED & REPLACED THE LOWER ATTACH ANGLE IAW SRM.