What was found
WHILE IN HEAVY CHECK FOUND MAIN CABIN CORROSION ON PASSENGER FLOOR STRUCTURE FR 17 CROSSBEAM INBOARD AND OUTBOARD OF RH SEAT TRACK BEAM, FABRICATED, LOCATED AND DRILLED L ANGLE REINFORCEMENT FOR PASSENGER FLOOR STRUCTURE FR 17 CROSSBEAM I/B AND O/B OF R/H SEAT TRACK BEAM. REF EMB SRM 53-00-10 REPAIR