As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE FUEL HEATER SERVO HAS A FUEL LEAK AT THE IN FITTING. ACFT GROUNDED. REMOVED AND REPLACED THE FUEL HEATER SERVO FUEL IN LINE NIPPLE FITTING AND O-RING IAW AMM 73-11-07-400-801-F00, STEPS 3 E 2 AND 3. OPS AND LEAK TESTED GOOD.