What was found
DURING MAINTENANCE TO CHANGE THE WING FUEL TANK FLEXIBLE HOSES, FOUND INTERGRANULAR CORROSION IN THE AREA WHERE THE HOSES PASS THROUGH THE SPARS, AND THE TOP AND BOTTOM OF THE RIGHT SPAR STRUCTURE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING MAINTENANCE TO CHANGE THE WING FUEL TANK FLEXIBLE HOSES, FOUND INTERGRANULAR CORROSION IN THE AREA WHERE THE HOSES PASS THROUGH THE SPARS, AND THE TOP AND BOTTOM OF THE RIGHT SPAR STRUCTURE.