As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 3075 THE CREW REPORTED A STRONG FUEL SMELL IN THE CABIN WITH THE APU BLEED ON. MAINTENANCE INSPECTED AND PLACED THE APU ON MEL. MAINTENANCE CLEANED COMBUSTOR DRAIN CHECK VALVE. OPERATIONAL CHECKS OF APU WERE GOOD. NO FUEL SMELL WAS NOTED IN CABIN OR COCKPIT.