As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT SHUTDOWN / AIR TURNBACK / DECLARED EMERGENCY. NR 1 ENGINE OIL TEMP IN YELLOW BAND AFTER TAKEOFF, THEN TEMP WENT TO RED BAND. MAX OIL TEMP AT 190 DEGREES, SHUTDOWN ENGINE PER QRH. REMOVED AND REPLACED NR 1 ENGINE TEMP BULB AND FUEL OIL HEAT EXCHANGER PER MM.