As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SHUTDOWN ON THE #1 ENGINE, FOUND FUEL LEAK UNDERNEATH FAN COWLING. GROUNDED - YES. PERFORMED ENGINE VENTS AND DRAINS INSPECTION PER B737-900 AMM TASK 71-71-00-200-801-F00 FOUND FUEL LEAKING FROM THE HPTACC VALVE DRAIN AT A RATE OF 40 DPM. FUEL STOPS DRIPPING FROM HPTACC VALVE DRAIN APPROX 2 MINS AFTER SHUTDOWN. REMOVED AND REPLACED #1 ENG HPTACC VALVE PER AMM 75-21-01.