As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ENGINE HAD 10 PERCENT - 30 PERCENT TORQUE FLUCTUATION AND FLAMED OUT. SUSPECTED CAUSE WAS FUEL OIL HEATER, WHICH CAUSED EXCESSIVE HIGH FUEL TEMPERATURE AND OCCURRENCE OF CAVITATION. THE FUEL OIL HEATER WAS SENT FOR INVESTIGATION.