What was found
ON CLIMB OUT, NR 1 ENGINE FIRE DETECTOR ILLUMINATED. RETURNED TO DEPARTURE, INSPECTION OF AC ENGINE FOUND BLOWN DUCT. REMOVED AND REPLACED DUCT. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON CLIMB OUT, NR 1 ENGINE FIRE DETECTOR ILLUMINATED. RETURNED TO DEPARTURE, INSPECTION OF AC ENGINE FOUND BLOWN DUCT. REMOVED AND REPLACED DUCT. (K)