As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIAPHRAGM JUST FWD OF FRAME FS.661.00+90 STGR 19R HAS CORROSION. (C-CHECK RO 7/28/2021) THE CORRODED DIAPHRAGM JUST FWD OF FRAME 661.00+90 AT STRINGER 19R HAS BEEN REPLACED WITH NEW, REF DWG SH690-39100 REV G, CRJ900 SRM 51-42-06-001-001-A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.