As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*** WHILE THE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK *** MAINTENANCE FOUND LEVEL 2 CORROSION ON SUPPORT STRUCTURE BELOW 02 BOTTLE FWD CARGO. THEY REMOVED AND REPLACED REINFORCEMENT ASSY 170-67676-001 IAW EMB 170 SRM 53-21-04. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION