As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TCAS ANTENNA UNDERFLOOR DOUBLER HAS MULTIPLE SPOTS OF CORROSION BETWEEN FS.295.00 AND FS.310.00 AT STR.27. REPLACED LOWER TCAS ATTACH DOUBLER BETWEEN FS295 - FS310 IAW SRM 51-42-06-001-001-A01 AND DWG: SH670-30023 REV G. LEAK CHECK GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.