As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE INTERNAL COATING IN THE GEAR SECTION OF THE FUEL PUMP STARTED FLAKING OFF AND GOT INTO THE HIGH PRESSURE FUEL LINE THAT GOES TO THE JET PUMPS IN THE RT WING. THE MATERIAL CLOGGED UP THE ORIFICES IN THE JET PUMPS, NOT ALLOWING FUEL TO BE TRANSFERRED FROM THE TIP TANK TO THE WING. NOTE: THE FUEL PUMP HAD ABOUT 4400 HOURS SINCE O/H. THE DATE WAS 1994 AT O/H IAW SUBMITTER. (EA23200505548) (K)