What was found
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION (CS53-224-05.00-01), ON FUEL CELL UPPER SKIN BS 837-870 LBL 25 TO 45. REPAIRED IAW UPS EO NR 727-57-1116.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION (CS53-224-05.00-01), ON FUEL CELL UPPER SKIN BS 837-870 LBL 25 TO 45. REPAIRED IAW UPS EO NR 727-57-1116.