As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING BC4 CHECK DISCOVERED LEVEL 2 EXFOLIATION CORROSION ON SUPPORT FRAME AT Y1292 AND FS 70 - 6.0". CORROSION WAS FOUND OUT OF LIMITS IAW AIRBUS 319 SRM 53-00-14 FIG 102. MAINTENANCE REMOVED AND INSTALLED NEW SUPPORT FRAME AT Y1292 AND FR 70 - 6.0" IAW AIRBUS 319 SRM 51-72-11.