As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SCENE, ACFT RUNNING, AFTER PATIENT LOADING, MED CREW PERFORMING FINAL WALK AROUND, NOTICED FUEL LEAKING FROM #2 ENGINE COWLING. ACFT SHUTDOWN. MECHANIC PERFORMED FURTHER INSP, REVEALING FUEL FILTER BOWL SHUT OFF VALVE LEAKING. REM'D & REPLACED PACKING. FUNCTIONAL/LEAK CHECKED GOOD.