As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY TCAS ANTENNA DOUBLER FROM FS295.00 TO FS310.00 CORRODED (C-CHECK RO 7/28/2021) REPLACED TCAS ANTENNA DOUBLER, FS295.00-310.00 PER SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 & DRAWING SH670-30023 REVG. SEE CONTINUATION CARD FOR DETAILS. CHECKS GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.