As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HMV/MOD, FOUND AFT PRESSURE BULKHEAD LOWER TEE CAP HAS TOOLING MARKS ON FWD FACE. CUT-OUT DAMAGED BULKHEAD LOWER TEE CAP, LOCATED AND DRILLED NEW TEE CAP SECTION. FABRICATED TEE CAP REPAIR PARTS AND INSTALLED REPAIR PARTS IAW ER/A 501860-14 REV ORIG.