As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, NR 1 ENGINE INDICATED HIGH OIL TEMP, IN YELLOW. CREW ACCOMPLISHED QRH AND MADE AN UNSCHEDULED LANDING INTO 1G4. REPLACED LT OIL TEMP INDICATOR WITH REPAIRED INDICATOR, PROBLEM STILL EXISTS. REPLACED LT OIL TEMP BULB WITH NEW BULB. OPS CHECK WAS GOOD. (NOTE: TIMES AND CYCLES LISTED ARE NOT ACTUAL DUE TO PART IS NOT TIME CONTROLLED).