As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HRL- THE CREW NOTED THAT THE APU HAS A STRONG FUEL SMELL WHEN RUNNING. MAINTENANCE INSPECTED THE APU AND THE AIRCRAFT WAS RELEASED IAW MEL. MAINTENANCE REMOVED AND REPLACED THE APU, PERFORMED A OPERATIONAL CHECK AND A LEAK CHECK. NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.