As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, CREW RECEIVED NR 1 ENGINE FIRE INDICATION AND VERY HIGH ENGINE ITT MESSAGE. FOLLOWED QRH, SHUTDOWN ENGINE AND DECLARED AN EMERGENCY. LANDED WITHOUT INCIDENT. PRELIMINARY INSPECTION REVEALED THAT THE BLEED DUCT FLEX JOINT BLEW APART AT THE PRE-COOLER.