As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AC WAS IN FOR HEAVY CHECK, LEVEL TWO CORROSION WAS FOUND ON RT SEAT TRACK BEAM BETWEEN FR 14 AND FR 17. MAINTENANCE REQUESTED EMB ENGINEERING FOR REPAIR AND RECEIVED ETD 2010-170/01080. MAINTENANCE REPAIRED PER ETD, AC STILL OUT OF SERVICE FOR HEAVY CHECK INSPECTION.