As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER DEPARTURE THE CREW ADVISED THAT THEY HAD SHUTDOWN THE NR 3 ENGINE DUE TO AN OVERHEAT WARNING LIGHT AND THAT THEY WERE RETURNING TO POINT OF DEPARTURE. THEY DID NOT DECLARE AN EMERGENCY. WHEN MX INSPECTED THE ACFT THEY FOUND THE UPPER BLEED AIR MANIFOLD DUCT RUPTURED. IT WAS REPLACED, GROUND RUN CARRIED OUT AND THE ACFT WAS RETURNED TO SERVICE.