As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, RIGHT DUCT LEAK LIGHT CAME ON. FOLLOWED QRH PROCEDURE AND AFTER 3 MINUTES WE SHUT DOWN THE RIGHT ENGINE IN FLIGHT. RETURNED TO FAT REPLACED RIGHT PRESSURE REGULATING VALVE. OPS CHECK GOOD. PERFORMED EXTENSIVE GROUND RUNS, NO DUCT LEAK LIGHT NOTED.