As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APUR SHROUD AND HYD DRAIN MAST AFT OF LT W/W APPEARS CRACKED AT THE BASE ON THE T/E. VERFIED CRACK USING HFEC 2.0 IN ON OTBD SIDE AND 3.0 IN ON INBD SIDE PER BOEING NDT MANUAL 51 00 00 FIG 23 PART 6. REPLACED APU FUEL FEED LINE SHROUD DRAIN MAST REF MM 25 25 070 420 801. USED BMS 1826B 1/4 SEALANT FOR FILLET SEAL PER TYP EA 5100 01004.