As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OVERNIGHT CHECK, MX PERSONNEL DETECTED A FUEL LEAK IN THE LT ENGINE FUEL SERVO HEATER AND MAIN OIL/ FUEL HEAT EXCHANGER; LT ENGINE FUEL SERVO HEATER AND MAIN OIL/ FUEL HEAT EXCHANGER WERE REPLACED IAW AMM 73-21-10 AND AMM 73-11-07, TESTED CORRECT.