As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NR 1 ENGINE FIRE WARNING LIGHT ILLUMINATED WHILE EN ROUTE FROM ANC TO SEA. ENGINE POWER WAS REDUCED AND THE LIGHT EXTINGUISHED. ILLUMINATION OF THE FIRE WARNING LIGHT WAS INTERMITTENT. THE NR 1 ENGINE WAS SHUTDOWN AND THE AIRCRAFT LANDED IN SEA WITHOUT INCIDENT. EXAMINATION OF THE ENGINE BY MAINTENANCE FOUND THAT THE ENGINE HAD AN INFLIGHT FIRE DUE TO AN UNCONTAINED FAILURE OF THE STARTER. THE NR 1 ENGINE WAS REMOVED AND REPLACED.