As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 FIRE WARNING LITE AND BELL COMES ON INTERMITTANTLY ABOUT 30 SEC INTERVALS, OCCURRED ON FINAL WITH THRUST LEVER AT IDLE. ENGINE SHUT DOWN ON LANDING. OPENED ENGINE NACELLE TO FACILITATE MAINTENANCE. DISCOVERED ENGINE FIRE DETECTION LOOP BRACKET ASSY TO BE BROKEN NEXT TO THE STARTER AT THE AFT INBOARD SIDE. REMOVED AND REPLACED NR 1 ENGINE SENSING ELEMENT PER MM 26-11-012-4 OK FOR SERVICE.