As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) #1 ENGINE FIRE WARNING LIGHT FLICKERED IN FLIGHT, BUT NO OTHER INDICATIONS. PRECAUTIONARY ENGINE SHUTDOWN WAS CARRIED OTU. POST FLIGHT INSPECTION OF THE ENGINE FOUND THE FIRE LOOP BROKEN UNDER THE REAR OF THE ENGINE. A NEW FIRE LOOP WAS INSTALLED.