What was found
THE AIR CREW REPORTED LOW OR NO FUEL PRESSURE INDICATION/RISE DURING PRE-FLIGHT CHECK. FURTHER INSPECTION BY UNC MAINTENANCE TECHNICIANS REVEALED THE FUEL PUMP DID NOT PRODUCE ANY NOISE WHEN THE FUEL PUMP BOOST SWITCH WAS TURNED ON. THERE HAVE BEEN 6 AIRBORNE ELECTRIC FUEL BOOST PUMPS (P/N 2B6-6, SAL P/N 12634036) FAILURES AT THE USAFA. AIRBORNE HAS REPORTED THE PUMPS ARE CONTAMINATED AND HAVE FAILED. AFTER 2 YEARS AND 30,000 FLYING HOURS AT THE USAFA, ONLY 6 AIRBORNE ELECTRIC FUEL PUMPS (P/N 2B6-6) HAVE FAILED ON 55 AIRCRAFT. THE T-3A FUEL TANK ARE FABRICATED FROM GRP (FIBERGLASS) AND SEALED WITH FUEL RESISTANCE SEALANT.