As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, THE NUMBER ONE FIRE WARNING LIGHT ILLUMINATED AND THE AURAL WARNING SOUNDED. SHUTDOWN ENGINE AND BLEW ONE BOTTLE AND THE FIRE INDICATION EXTINGUISHED. REMOVED AND REPLACED THE NUMBER 1 FIRE DETECTION ELEMENT PER MM 26-00-00 AND THE SYSTEM TESTED GOOD. REMOVED AND REPLACED BLOWN FIRE BOTTLE, RAN NUMBER 1 ENGINE AND RECEIVED NO FIRE INDICATIONS.