Service difficulty reports · 2
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR 20000424SH019Bearing · making metalMETAL FLAKES DETECTED ON MAGNETIC PICK-UP IN LOWER GEARBOX AND OIL PUMP MAGNETIC PICK-UP. DISASSEMBLED GEARBOX FOR INSPECTION. BEARING INNER AND OUTER RACES BOTH HAD AREAS THAT HAD FLAKED OFF METAL. (X)SDR 97ZZZX4810Bleed Valve · stickingVALVE APPARENTLY IS STICKING IN THE CLOSED POSITION AND DOES NOT OPEN UP WHEN POWER DEMAND IS DECREASED. THIS CREATES A MOMENTARY COMPRESSOR STALL RESULTING IN GUNSHOT TYPE SOUNDS COMING FROM THE EXHAUST ON THE TURBINE.