JASC 7250
Service difficulty reports · 3,625
Reports filed under 7250 · Turbine Section, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '7250' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '7250' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR AU990125Bolt · failed(AUS) POWER TURBINE CONTAINMENT RING ATTACHMENT BOLT FAILED. THE BOLT WAS FOUND IN THE COMBUSTION LINER WITH THE LOCK WIRE ATTACHED. PART TC: 1,203.SDR 99ZZZX920Seal · crackedTURBINE SEAL CRACKED.SDR 99ZZZX1355Rotor Assy · erodedBLADES ERODED FORM CARBON BALL EROSION. REMOVED AND REPLACED.SDR HEEA060477Nozzle · crackedENGINE REMOVED DUE TO CYCLES. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED BEYOND SERVICEABLE LIMITS ON NR 2 NOZZLE VANES THROUGH OUTER BAND.SDR HEEA060476Nozzle · crackedENGINE REMOVED DUE TO CYCLES. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED BEYOND SERVICEABLE LIMITS ON NR 1 NOZZLE VANES.SDR 20000712SH041Bearing · crackedPART REJECTED FOR CRACKS 2 PLACES ON TOP SURFACE: CRACK NR 1, THROUGH CRACK .400 INCH LONG. CRACK NR 2, CRACK 0.500 INCH LONG. (X)SDR 99ZZZM268Turbine · failedMDW - ABORTED TAKEOFF, TAXIED BACK TO GATE. THE NR 2 ENGINE FAILED AND SOME DEBRIS WERE NOTED ON THE RUNWAY. THE NR 3 AND NR 4 TURBINE BLADES FAILED FOR UNKNOWN REASON. ENGINE WAS REPLACED AND TESTED OK. AIRCRAFT RETURNED TO SERVICE. CONTAINED DAMAGE, LIMSDR 99UAL900086Turbine · failedLOG READS, JUST AFTER TAKEOFF, NR 2 ENGINE FAILED. A LOUD BANG WAS HEARD AND EGT PEGGED. SHUT DOWN AND LANDED. *S/D* ENGINE WAS REPLACED. GE PRELIMINARY BORESCOPE SHOWS THAT THE ENGINE SUFFERED AN HPT STAGE 2 BLADE FAILURE. THE SUSPECT BLADES AS WELL AS SESDR HEEA060475Vane · mismanufacturedRECEIVING INSPECTION REVEALED: MEASURED .009 INCH OUT OF ROUND ON VANE ASSEMBLY INSIDE DIAMETER.SDR ERAA060600Wheel · pittedNR 2 WHEEL INSTALLED AND REMOVED FROM AIRCRAFT 9-14-99 DUE TO PITTS AND FLAKING ON BLADES.SDR ERAA060599Wheel · crackedNR 1 WHEEL INSTALLED AND REMOVED FROM AIRCRAFT DUE TO BLADE STRETCH. PLATFORM CRACK INTO BLADE RADIUS.SDR ERAA060596Nozzle Shield · crackedNR 1 NOZZLE SHIELD WITH ONLY 1673.6 HOURS SINCE NEW HAS A CRACKED DOME.SDR 99ZZZX2629Turbine Disc · crackedDURING INSPECTION OF PARTS FROM THIS ENGINE, FOUND THE HPI TURBINE DISC HAD CRACKING FROM ITS AIR METERING HOLES AND BELLING OF THE FRONT SECTION. THESE FEATURES HAVE BEEN CAUSED BY A FIRE WHICH WAS PRESENT IN THE NR 6 BEARING COMPARTMENT.SDR HEEA060351Support · mismanufacturedOVERSPRAY ON 25/28 SEAL BORE. RECEIVING INSPECTION REVEALED EXCESSIVE SPRAY ON POWER TURBINE.SDR HEEA060350Nr 2 Nozzle · mismanufacturedRECEIVING INSPECTION REVEALED RUNOUT BEYOND SERVICEABLE LIMITS ON NR 2 NOZZLE, 1ST STAGE TIP PATH OBTAINED .005 INCH.SDR C2XA99CL006Blade · damagedCLE - DURING A SCHEDULED BORESCOPE INSPECTION THE LEFT ENGINE TURBINE BLADES WERE FOUND TO HAVE DAMAGE BEYOND MANUFACTURES LIMITS. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE IAW CONTINENTAL EXPRESS TASK CARD NR 6271001, OPERATIONAL AND LEAK CHECKS WERE SDR HEEA059984Pt Support · crackedPART IS CRACKED. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED BEYOND SERVICEABLE LIMITS ON POWER TURBINE SUPPORT CLOVER LEAF AS MARKED.SDR CA990318069Seal · debonded(CAN) PILOT ATTEMPTED THREE STARTS, BUT ENGINE OVERTEMPTED AND WITH NO N2 INDICATION. DURING EACH ATTEMPT, THE EGT WENT TO 576 DEGREES CELSIUS FOR LESS THAN ONE MINUTE. WALK-AROUND FOUND NO ABNORMALITIES OR LOOSE MATERIALS IN THE EXHAUST. IP COMPRESSOR WOULSDR CA990311032Blade · loose(CAN) THE POWER SECTION WAS REMOVED FOR MAINTENANCE AND FOUND THE PT BLADES WERE LOOSE. THE UNIT WAS SHIPPED TO AN OVERHAUL FACILITY FOR REPAIR. 23 BLADES REQUIRED REINSTALLATION AND RIVETING.SDR AALA990064Stator · failedDFW - FLT 1171 - DURING CLIMB-OUT AT 20,000 FT F/A REPORTED LOUD NOISE. 5 MINUTES LATER, AT 31,000 WHILE LEVELING OFF, RT ENGINE HAD 3 MAJOR COMPRESSOR STALLS THEN ENG FAILED TO PRODUCE POWER. ACCOMP EMERG DIVERSION TO DFW. RAN ENG TO IDLE TO TOUCHDOWN, ENGSDR 99ZZZX864Blade · failedDURING CRUISE, ENG EXPERIENCED VIBRATION AND RAPID RISE IN ITT. CREW SHUT DOWN ENGINE. ENG TEAR-DOWN REVEALED STRESS RUPTURE OF HIGH PRESS TURBINE BLADE, P/N 3072712-1. BLADE HRS 3,280.8. SUBMITTER STATED APROX 35 CATASTROPHIC FAILURES HAVE OCCURRED IN 199SDR CA990310092Hp Turbine · damaged(CAN) NR 2 ENGINE HAD A TORQUE SURGE OF 107 PERCENT ON APPROACH. THE TORQUE SURGE SUBSIDED AFTER A FEW SECONDS. THEN A LOUD BANG WAS HEARD AND THERE WAS SMOKE IN THE COCKPIT AND CABIN. THE AIRCRAFT DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. POST-FLISDR 99ZZZX1136Turbine · damagedPROPELLER STRIKE. DUE INSPECTION DUE TO SUDDEN STOPPAGE. PART CYCLES: 3192.SDR CA990310053Turbine Wheel · cracked(CAN) DURING LANDING ROLL, AFTER THRUST REVERSER CANCELLED, SPARKS WERE SEEN FROM REAR OF NR 1 ENGINE. INSPECTION REVEALED METAL IN THE EXHAUST. DISASSEMBLY FOUND LP TURBINE ASSEMBLY DAMAGED. DISCOURAGER LEG OF NR 1 AIR SEAL HAD PIECES MISSING WITH CRACKINGSDR CA990318068Blade · failed(CAN) DURING CRUISE AT FL 300, NR 1 ENGINE FLAMED OUT. PILOT REPORTED NR 1 ENGINE HP FUEL LEVER MOVING UNCOMMANDED TO SHUT-OFF POSITION. FLIGHT CREW ATTEMPTED RE-START, BUT VIBRATIONS WERE EXCESSIVE SO ENGINE WAS SHUT DOWN. POST- FLIGHT INSPECTION AT DESTINSDR CA990310088Blade · separated(CAN) DURING FLIGHT AT FL 300, THE NR 1 ENGINE FLAMED OUT AND THE HP FUEL LEVER MOVED TO THE SHUTOFF POSITION UNINITIATED. AIRCRAFT LANDED WITHOUT INCIDENT AND THE ENGINE WAS REPLACED. THE AIRCRAFT RETURNED TO SERVICE. OBSERVATIONS ON THE REPLACED ENGINE WESDR CA990430052Shaft · worn(CAN) AIRCRAFT RETURNED TO DEPARTURE POINT AFTER HIGH ENGINE VIBRATIONS. MAINTENANCE CONFIRMED VIBRATIONS AT 0.5 IPS STARTING AT 57 PERCENT UP TO TAKEOFF POWER. ENGINE DISASSEMBLY FOUND WEAR ON THE HP TURBINE SHAFT SPLINES END FACES, WHICH ALLOWED THE HP TUSDR C2XA98CL086Blade · damagedCLE - DURING A SCHEDULED INSPECTION, THE RIGHT HAND ENGINE TURBINE BLADES WERE FOUND TO HAVE DAMAGED EDGES AND APPEAR TO BE RUBBING. THE DAMAGE WAS FOUND BEYOND MANUFACTURER'S LIMITS. THE RIGHT HAND ENGINE WAS REMOVED AND REPLACED IAW CONTINENAL EXPRESS TASKSDR TY7A9802Turbine · failedLEFT ENGINE WAS REPLACED DUE TO TURBINE FAILURE AND PROPELLER REMOVED AND SERVICED.SDR CA990310086Blade · missing(CAN) NR 1 ENGINE WAS VIBRATING AT TAKEOFF POWER WHILE TAXIING. THE AIRCRAFT RETURNED TO THE GATE WHERE THE ENGINE WAS INSPECTED AND THE LP COMPRESSOR WAS LUBRICATED. DURING SUBSEQUENT RUN-UP, ALL ENGINE PARAMETERS WERE NORMAL, BUT WHEN TAKEOFF POWER WAS APPSDR CA990115013Turbine · damaged(CAN) TAKEOFF WAS ABORTED DUE TO ENGINE VIBRATION, WHICH WAS HEAVIEST AT 92% N2, AND UNSTABLE ENGINE PARAMETERS. ICING CONDITIONS WERE PRESENT. NEITHER CLEANING NOR FUEL BLEED CLEARED THE PROBLEM. VISUAL INSPECTION FOUND THE LOW PRESSURE TURBINE DAMAGED, WITH SDR 99ZZZX615Seal · crackedPART REJECTED DUE TO CRACK .190 INCH LONG AND LINEAR INDICATION .375 INCH LONG. JOB FOR: WESTFIELD GAGE P.O NR 98832.SDR AU981652Nut · failed(AUS) ENGINE REAR TURBINE SHAFT NUT NOT REPLACED WITH NEW ITEM FOLLOWING MAINTENANCE. CONSEQUENTLY, AFTER 290 HRS OF ENGINE RUNNING, THE 'OLD' NUT FAILED AND BROKE INTO 4 PARTS CAUSING EXTENSIVE DAMAGE TO TURBINE WHEELS, IMPELLORS AND STATORS. PART TC: 15,3SDR CA990311030Heat Shield · loose(CAN) DURING POWER SECTION CHANGE, THE SEGMENTS WERE FOUND LOOSE. THE HEAT SHIELD WAS ALSO FOUND LOOSE, SO THAT THE HEAT SHIELD COULD ROTATE ON ITS CARRIER. THE SUBMITTER STATES THAT THIS CONDITION SHOULD NOT BE PRESENT ON AN ASSEMBLY ONLY 202 HOURS OUT OF OSDR 98ZZZX4803Turbine Rotor · failedNR 2 ENGINE OIL PRESSURE BEGAN TO FLUCTUATE IN CRUISE. LANDED WITHOUT INCIDENT. OIL LEVEL ONE AND ONE-HALF QUARTS LOW ON OIL. NO LEAKS NOTED. RE-SERVICED AND RETURNED TO SERVICE AFTER PENALTY RUN AND CHECK. FOLLOW-UP CHECK REVEALED ENGINE OIL CONSUMPTION.SDR 99ZZZX693Seal · wornSEAL WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR CA990310023Turbine Disc · cracked(CAN) DURING ROUTINE INSPECTION OF 1ST STAGE TURBINE DISC BLADES, A CRACK WAS FOUND IN THE CRITICAL AREA OF THE BLADE TRAILING EDGE AT 2ND COOLING SLOT NEXT TO BLADE FILLET AREA.SDR 99ZZZX1687Pt Rotor · damagedFAILED SB LT101-72-10-0153. EXCESSIVE IBPT BLADE SHIFT. REPLACED WITH USED UNIT, CORRECTED PROBLEM. PART TC: 6,993.8.SDR 99ZZZM130Turbine · damagedFLT 720 - NR 1 ENGINE HAD 1 QUICK LOUD BANG ON TRIP FROM DTW TO IND. NOTICED OIL TEMP/PRESSURE WERE FINE. WITH N1 MATCHED N2, FUEL FLOW AND EGT VERY HIGH. ABOVE IDLE AND BELOW 70 PERCENT N1 ENGINE HAS VIBRATION. SMOOTHES OUT ABOVE N1 BUT TEMPERATURE GETS TSDR CA981230032Lp Turbne · damaged(CAN) CREW COMPLAINED OF LOW DRY TORQUE. GROUND RUN CARRIED OUT AND ALL ENGINE PARAMETERS WERE GOOD WITH THE EXCEPTION OF LOW DRY TORQUE. INSPECTION FOUND THE LP TURBINE AND LP STATOR DAMAGED BEYOND LIMITS. THE ENGINE WAS REPLACED. PART TC: 5,803.SDR CA981207013Wheel · failed(CAN) DURING AN OVERSHOOT, THE PILOT HEARD A LOUD BANG AND NOTED EXCESSIVE EGT, FOLLOWED BY NR 1 ENGINE FAILURE. THE ENGINE WAS SHUTDOWN. ENGINE DISASSEMBLY FOUND 1ST TURBINE BLADE HAD SEPARATED AT THE BLADE ROOT. THE BLADE FAILURE DOES NOT APPEAR TO BE A RESSDR CA990203009Turbine Wheel · failed(CAN) ENGINE FAILED IN-FLIGHT. POSSIBLE CAUSE WAS THE UNCONTAINED FAILURE OF THE TURBINE WHEEL. PART TC: 5,164.SDR 98ZZZM950Power Section · restrictedDURING PREFLIGHT INSPECTION, LEFT PROP FAILS TO TURN FREELY DUE TO APPARENT INTERNAL POWER SECTION RESTRICTION. LOOSE PT BAFFLE (AIR SEAL) SUSPECTED PROBLEM. REPLACED POWER SECTION MODULE WITH AIRWORTHY MODULE IAW PW AND RAYTHEON MM. LEAK CHECK AND OPERATIOSDR CA990115025Blade · failed(CAN) PROVISIONAL ASSESSMENT IS THE LP TURBINE HAD A BLADE FAILURE.SDR CA981130025Blade · failed(CAN) THE OPERATOR REPORTED HIGH ITT WITH SMOKE IN CABIN. ENGINE SENT FOR INVESTIGATION AND REPAIR. DISASSY FOUND ENG HAD SUFFERED EXTENSIVE DAMAGE FROM LP TURBINE STATOR ASSY REARWARDS AS A RESULT OF COINCIDENTAL FAILURES OF ONE OR MORE LP TURBINE BLADES. SDR AALA982083Turbine · failedMIA - FLT T1301 - EN ROUTE MIA/EWR AFTER TAKEOFF ABOUT 1,600 FEET LOST POWER, DUMPED FUEL, AND RETURNED AND LANDED MIA WITHOUT FURTHER INCIDENT. REPLACED NR 1 ENGINE, PERFORMED ENGINE RUN-UP, AND LEAK CHECKED. SYSTEM GROUND CHECKED NORMAL OPERATION. SHOP FISDR 98ZZZX4758Fuel Nozzle · failedDURING EXTERNAL LOAD OPS, ENGINE RPM WENT TO APPROXIMATELY 60 PERCENT N2. LOAD WAS DROPPED AND RPM CAME BACK TO 95 PERCENT. AIRCRAFT WAS FLOWN APPROXIMATELY 1/4 MILES TO LZ, BUT WOULD NOT HOLD RPM TO HOVER. FOUND FILTER IN FUEL NOZZLE COLLAPSED.SDR AALA982076Turbine · failedMIA - FLT 1301 - AFTER TAKEOFF MIA, NR 2 ENGINE WAS SHUT DOWN BY CREW DUE TO HIGH ENGINE EXHAUST GAS TEMPERATURE AND VIBRATION. CREW DECLARED AN EMERGENCY, RETURNED AND LANDED MIA WITHOUT FURTHER INCIDENT. REPLACED NR 2 ENGINE. SOURCE OF HIGH EGT WAS CAUSEDSDR AU981498Seal · failed(AUS) LOSS OF TORQUE AND ENGINE OIL PRESSURE. SUSPECT CAUSED BY FAILURE OF NR 3 OR NR 4 BEARING OIL SEAL DUE TO CORROSION OF THE HOUSING.SDR MASA98199Gas Generator · failedFLT 5499 - JAX-MCO - JUST AFTER TAKEOFF, THE LEFT ENGINE MADE A LOUD BAND AND SEEMED TO LOSE POWER. SPARKS WERE SEEN COMING FROM THE EXHAUST STACKS. CREW DECLARED AN EMERGENCY AND SHUTDOWN THE ENGINE. AIRCRAFT RETURNED TO FIELD WITHOUT FURTHER INCIDENT. MA
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