As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONSTANT DRIP ON FLUID COMING OUT OF APU DRAIN MAST. FLIGHT CREW REPORTING THAT FUEL WAS DRIPPING FROM DRAIN MAST WITH APU RUNNING. PLACARDED APU INOP. NO DAMAGE NOTED, NO LEAKS NOTED WITH APU OFF. ALSO HOC BEGAN AFTER FCU WAS REPLACED. REF: PTT SEQ 8742001. SERVICED APU. OPERATED SEVERAL CYCLES FOR OVER 30 MINUTES. NO SIGNS OF OIL LEAKING FROM APU AREA. FOUND APU COMPARTMENT DRY, AND NO SIGNS OF OIL IN TAILPIPE.