As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ANC - DURING TAKEOFF FROM ADQ, HAD FIRE WARNING INDICATION ON NR 3 ENGINE. E-HANDLE PULLED AT 22.37Z. CREW ELECTED TO PROCEED TO ANC. FOUND NR 3 ENGINE REAR TURBINE BEARING SUPPORT COCKED AND CRACKED 75 PERCENT OF ITS CIRCUMFERENCE, THUS DIRECTING EXHAUST GASES/HEAT TO ZONE 4 FIRE DETECTION ELEMENT. REPLACED NR 3 REAR TURBINE BEARING SUPPORT. OPERATIONAL CHECK NORMAL. (M)