What was found
AFTER ENGINE STARTING AND DURING TAXI A STRONG ODOR OF FUEL IN THE AIRCRAFT CABIN WAS DETECTED FOR THESE REASON THE AIRCRAFT RETURNED TO THE BLOCK. LOG PAGE 38680 - MIA LINE MTX INSPECTED THE AIRCRAFT AND FOUND THAT THERE WAS FUEL LEAKING OUT OF THE APU FUEL DRAIN, SHUT DOWN THE APU AND ASSIGNED TO DMI M49JL27-3661. LOG PAGE 38687 - MIA LINE MTX REMOVED AND REPLACED THE APU FUEL CONTROL, OPS CHECKED NORMAL.