As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT WAS IN HEAVY CHECK, MTX REPORTED A MAJOR REPAIR DUE TO LT SEAT TRACK BEAM CORRODED BETWEEN FR 14 AND FR 19. MAINTENANCE INSTALLED DOUBLERS (2 EACH) AND FILLERS (3 EACH) IAW ETD 170/02064 AFTER REMOVING CORROSION AND FABRICATING FILLERS AND DOUBLERS IAW ETD 2010-170/02064.