As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT EXCESSIVE FUEL BURN WAS NOTICED ON THE RIGHT ENGINE, THE CREW RETURNED THE AIRCRAFT TO MSP. MAINTENANCE FOUND THE NUMBER TWO ENGINE SERVO FUEL HEATER LEAKING. REMOVED AND REPLACED THE NUMBER TWO ENGINE SERVO FUEL HEATER. PERFORMED IDLE POWER LEAK CHECK, LEAK CHECKS GOOD.