What was found
(CAN) DURING CLIMB PILOT REPORTED FUEL LEAK AT THE TRAILING EDGE OF THE RIGHT HAND WING. RH ENGINE SHUT DOWN AND SINGLE ENGINE LANDING CARRIED OUT. EVENTUALLY FOUND THAT WHEN LINE WAS REMOVED FOR OBSTRUCTION TEST, THE LINE WAS FOUND BLOCKED. DURING MANUFACTURING PROCESS THE LINES HAD BEEN WELDED TO ANOTHER LINE WITH NO HOLES FOR THE FUEL FLOW. MANUFACTURER NOTIFIED. THIS IS A MULTIPLE LINE WITH 3 SECTIONS.