JASC 7250
Service difficulty reports · 3,624
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 CA040428007Turbine · failed(CAN) THIS MORNING THE PILOT WAS IN CRUISE WHEN A LOUD BANG OCCURRED AND THE TOT INCREASED. WITH NO ENGINE, THE PILOT AUTOROTATED TO A CLEAR SPOT TO THE GROUND. NO DAMAGE TO AIRCRAFT. THE ENGINE HAD FAILED. A VISUAL OF THE TURBINE SECTION SHOWS SUBSTANTIASDR ALGA094257Turbine Wheel · out of toleranceFLOW AREA ON THIS PART IS BELOW MIN. FLOW OF 5.770. ACTUAL: 5.74 RETURNED PART TO VENDOR FOR WARRANTY CREDIT.SDR 2004FA0000520Retaining Ring · damagedDISASSEMBLY OF THE HOT SECTION, SMALL EXIT DUCT REVEALED THE SEGMENT RETAINING RING ENDS STACKED AND APPROXIMATELY 4-4.5 INCHES OF THE RING OUT OF PLACE. SEGMENTS IN THE AFFECTED AREA WERE BEGINNING TO MOVE OUT OF OPERATING POSITION. THE HOT SECTION WAS BEINSDR ALGA094199Turbine Wheel · out of toleranceFOUND FLOW AREA BELOW MIN. RETURNING PART TO VENDOR FOR WARRANTY CREDIT.SDR ALGA094198Turbine Wheel · out of toleranceFOUND FLOW AREA BELOW MIN. EFA 5.770. RETURNING PART TO VENDOR FOR WARRANTY CREDIT.SDR CA040420005Turbine · cracked(CAN) WHEN INSTALLING A NEW SMOKELESS LINER A CRACK WAS WAS FOUND IN FIRST NOZZLE. TURBINE WAS REPAIRED AT AN ENGINE SHOPSDR CA040415007Pinion Gear · broken(CAN) AFTER TAKEOFF, FLIGHT CREW HAD CHIP DETECTOR LIGHT ILLUMINATE ON RT ENG. CREW REDUCED POWER AND IMMEDIATELY RETURNED TO LAND. MAINT WAS SENT TO INSPECT CHIP DETECTOR, DISCOVERED SEVERAL CHUNKS OF FERROUS METAL ON CHIP DETECTOR PLUG. OIL FILTER WAS REMOVSDR CA040405002Nut · mismanufactured(CAN) UPON ATTEMPTING TO INSTALL THE REAR TURBINE SHAFT NUT ONTO TURBINE SHAFT IT WAS FOUND THAT THE NUT WOULD ONLY THREAD HALFWAY DOWN & THEN THREADS WOULD START TO PILE UP AND BIND. WITH THE TURBINESHAFT IN AN UNSTRETCHED CONDITION, NUT WOULD WORK FINE & WOUSDR 2004FA0000309Turbine Wheel · wornT-1 DISC RUB ON INNER TURBINE NOZZLE CASE SEAL. SEAL COMPLETELY RUBBED OFF.SDR AALA20040410Turbine · failedDFW - INFLIGHT T1573 RIGHT HAND ENGINE HAD A CONTAINED TURBINE FAILURE AT 5600 FEET. AIRCRAFT LANDED OVERWEIGHT.SDR CA040402005Retaining Ring · collapsed(CAN) THE HOT SECTION WAS GIVEN A SCHEDULED HOT SECTION INSPECTION. A FEW CT SHROUD SEGMENTS HAD SHIFTED SLIGHTLY AND WERE RUBBED. THE RETAINING RING HAD NO END GAP AND WAS STARTING TO COME OUT OF THE GROOVE. THIS PROBLEM HAS BEEN DOCUMENTED ON OTHER ENGINESDR CA040330004Turbine Blades · failed(CAN) ENGINE SUSTAINED AN LPT BLADE FAILURE DUE TO CREEP OF THE LP BLADES. DEBRIS FROM FAILURE OF THE LPT BLADES RESULTED IN EXTENSIVE DOWNSTREAM DAMAGE TO THE PT SECTION. RESIDUAL VIBRATIONS RESULTING FROM THE LPT BLADE FAILURE CAUSED A NUMBER OF TUBES IN THSDR AUS20040233Turbine · failed(AUS) NR 2 ENGINE VIBRATION LEVELS HIGH. VISUAL INSPECTION OF THE TAIL PIPE FOUND CATASTROPHIC TURBINE FAILURE. RT CORE COWL HOLED. LPT CASE CONTAINED HOLES AND CRACKING. AIRCRAFT IS FOREIGN REGISTERED.SDR 2004UALA00260Bearing Cage · failedRT ENGINE OIL TEMP IN YELLOW AND OIL FILTER BYPASS EICAS MESSAGE. SHOP TEARDOWN CONFIRMED THAT THE NR 3 BEARING CAGE HAD FAILED. THIS IS THE FIRST FAILURE OF THIS TYPE.SDR A6WA200460006Turbine Wheel · damagedNR 4 ENGINE, 4TH TURBINE WHEEL LOST HEAD OF RIVET WHICH HOLDS BLADE IN PLACE, CAUSING IMPACT DAMAGE TO 4TH NOZZLE CONTAINMENT RIGHT. MAINTENANCE REMOVED AND REPLACED 4TH T-WHEEL ASSEMBLY. (M)SDR CA040318001Ring · burned(CAN) DURING ROUTINE HOT END BORESCOPE INSPECTION, HOT END DISTRESS WAS NOTED. POWER SECTION REMOVED FROM AIRCRAFT, HOT END REMOVED. COMBUSTION CHAMBER CRACKED (MANY) ON NR 2 LOUVERED COOLING RING. SMALL DUCT BURNED/WARPED IN TWO AREAS (VANES). VANE RING ASSDR SWAA040684Turbine Blades · damagedDURING SCHEDULED C1 CHECK, FOUND NR 1 ENG HPT BLADE DAMAGED AT L/E. REMOVED AND REPLACED NR 1 ENG PER MT.SDR SWIA200412951Turbine Blades · tornNUMEROUS RIGHT ENGINE 7TH STAGE ROTOR BLADES DAMAGED, TORN. REMOVED AND REPLACED RIGHT ENGINE IAW RII 71-401.SDR AUS20040102Shroud · damaged(AUS) RT ENGINE TURBINE SHROUD AND BLADES DAMAGED.SDR WRLA200409Turbine Blades · failedNR 1 ENGINE COMPRESSOR STALLED / FAILED AT A/C ROTATION COMPLETED EMERGENCY & ABNORMAL CHECK LISTS. REMOVED AND REPLACED ENGINE ASSY.SDR I6G2004F00000Turbine Blades · failedBLADE FAILURE. (HIGH TURBINE) CALLED IN FOR VIBRATION BORESCOPE REVEALED HT BLADE FAILURE.SDR AUS20040050Shield · cracked(AUS) FIRST STAGE TURBINE NOZZLE SHIELD CRACKED AROUND 90 PERCENT OF RADIUS. ONE PIECE OF SHIELD ABOUT THE SIZE OF A 50 CENT PIECE DISLODGED AND WAS FOUND SITTING IN THE BOTTOM OF THE COMBUSTION LINER.SDR DL78K040081Bearing · failedNR 1 ENG INFLIGHT SHUTDOWN DUE TO OIL FILTER BYPASS LIGHT. FOUND METAL IN TAILPIPE AND FAN WOULD NOT SPIN. REPLACED ENGINE.SDR DL73S040087Blade · brokenAT TOP OF DESCENT UPON THROTTLE RETARD NR 2 ENGINE VIBRATION. ALL ENGINE PARAMETERS NORMAL. AT 75 PERCENT VIBRATION DISCONTINUED. LEFT ENGINE AT 75 PERCENT. FOUND TURBINE BLADE DAMAGE. REPLACED ENGINE.SDR 2004F00202Bearing · failedRT ENGINE TEMP (ITT) RISE FOLLOWED BY OIL PRESSURE FLUCTUATIN, O/P DROPPED TO YELLOW. ENGINE SHUT DOWN, EMERGENCY DECLARED, UNEVENTFUL LANDING SUSPECT LPT MODULE BEARING FAILURE. ENGINE SENT TO GARRETT FOR EXAMINATION. (M)SDR CA040202014Engine · failed(CAN) ENG WAS INVOLVED IN A PROP STRIKE INCIDENT, AC PULLED OFF THE RUNWAY AND NLG STRUCK A STUMP, FORCE OF THIS IMPACT COLLAPSED LANDING GEAR, BOTH PROPS STRUCK THE GROUND. IT WAS CLEAR TO IDENTIFY THAT ENG SUFFERED FROM PROP STRIKE. EXHAUST DUCT WAS SEVESDR CA040107007Retainer · collapsed(CAN) THE HOT SECTION WAS REPAIRED TO CORRECT DEGRADED PERFORMANCE. THE RETAINING RING HAD POPPED OUT OF THE RING GROOVE AND A CT SHROUD SEGMENT HAD SHIFTED. THIS PROBLEM HAS BEEN DOCUMENTED ON OTHER ENGINES. MFG HAS ISSUED P/N 3110741-02 RETAINING RING ON SDR 03FDEA02244Case · splitDURING TO AT 300 FT, NR 3 EGT "X'ED" OUT. EAD SHOWED ENG NR 3 EXCEEDANCE. EGT X WENT AWAY AND SHOWED NORMAL EGT. EGT THEN SPIKED INTO THE RED SHOWING 1027 EGT. THROTTLE WAS RETARDED AND ALL INDICATIONS (N1, EGT, N2, AND FUEL FLOW) WERE NORMAL, NO OTHER INDISDR AALA20031460Turbine Blades · failedORD EN ROUTE ORD-AUS ON TAKEOFF RIGHT ENGINE FAILED AT NOSE ROTATION. ENGINE SHUT DOWN AND AIRCRAFT RETURNED ORD WITHOUT INCIDENT. REPLACED RIGHT HAND ENGINE DUE TO TURBINE BLADE FAILURE. SYSTEM GROUND CHECKED NORMAL OPERATION.SDR ALGA091474Bearing · roughTURBINE SECTION BEARING FOUND TO BE ROUGH AFTER INSTALLATION.SDR CA031210003Oil Runner · loose(CAN) DURING THE UNSCHEDULED REMOVAL OF NR 2 PROP DUE TO OIL LEAKING FROM THE PROP SHAFT, IT WAS NOTICED THAT THE PROP SHAFT OIL RUNNER (PART OF THE POWER SECTION) WOULD ROTATE WITHOUT THE PROP SHAFT MOVING. INFORMED US THAT THIS IS AN INDICATION THAT BEARING SDR CA040227005Turbine Wheel · failed(CAN) M 407 HELICOPTER HAD 3RD STAGE TURBINE WHEEL FAILURE IN FLIGHT. AIRCRAFT CRASHED. TURBINE WHEEL PART TIME 1144 HOURS SINCE NEW.SDR CA040107006Retainer · collapsed(CAN) THE HOT SECTION WAS GIVEN A SCHEDULED BORESCOPE INSPECTION. A COMPRESSOR TURBINE SHROUD SEGMENT HAD SHIFTED SLIGHTLY. THE RETAINING RING HAD COME OUT OF THE GROOVE. THIS PROBLEM HAS BEEN DOCUMENTED ON OTHER ENGINES. MFG HAS ISSUED P/N 3110741-02 RETAISDR CA031210004Retainer · collapsed(CAN) DURING A SCHEDULED HOT SECTION INSPECTION THE TECHNICIAN FOUND SHIFTED CT SHROUD SEGMENTS. THE RETAINING RING HAD RELAXED IN SERVICE AND MOVED OUT OF THE RING GROOVE. THIS PROBLEM HAS BEEN DOCUMENTED ON AT LEAST 5 OTHER ENGINES THAT THE AUTHOR IS AWARE OSDR CA031208005Retainer · collapsed(CAN) THE CUSTOMER EXPERIENCED A NEGATIVE SHIFT IN PERFORMANCE AND INCREASED ITT. THE HOT SECTION WAS INSPECTED. THE CT SHROUD SEGMENTS HAD SHIFTED AND THE CT BLADES WERE RUBBED. THIS PROBLEM HAS BEEN DOCUMENTED ON AT LEAST 5 OTHER ENGINES THAT THE AUTHOR IS SDR CA031205013Retainer · collapsed(CAN) AFTER HOT SECTION INSPECTION THE ENGINE WAS RUNNING HOT. WHEN THE ENGINE WAS SPLIT THE TECHNICIAN NOTICED THE COMPRESSOR TURBINE SHROUD SEGMENT RETAINING RING HAD FALLEN BEHIND THE VANE. THE SEGMENTS MOVED AND CAUSED COMPRESSOR TURBINE BLADE TIP RUBS. SDR CA031205012Retainer · collapsed(CAN) DEGRADED ENGINE PERFORMANCE (ITT LIMITED) LEAD TO HOT SECTION MAINTENANCE. A DISLODGED COMPRESSOR TURBINE SHROUD SEGMENT-RETAINING RING WAS FOUND. THE SEGMENTS WERE LOOSE, SHIFTED AND CAUSED COMPRESSOR TURBINE BLADE TIP RUBS. THIS PROBLEM HAS BEEN DOCUMSDR CA031205011Retainer · collapsed(CAN) DEGRADED ENGINE PERFORMANCE (HIGH ITT/LOW NG) LEAD TO HOT SECTION MAINTENANCE BY CUSTOMER. THE COMPRESSOR TURBINE SHROUD SEGMENT RETAINING RING HAD BECOME LOOSE. THE SEGMENTS WERE LOOSE AND CAUSED COMPRESSOR TURBINE BLADE TIP RUBS. THIS PROBLEM HAS BEENSDR CA031205010Shroud · collapsed(CAN) AFTER LIGHTNING STRIKE THE ENGINE WAS REMOVED FOR MAJOR REPAIR. WHEN THE ENGINE WAS SPLIT THE TECHNICIAN NOTICED A DISLODGED COMPRESSOR TURBINE SHROUD SEGMENT, RETAINING RING. THE SEGMENTS DROPPED AND CAUSED COMPRESSOR TURBINE BLADE TIP RUBS. THIS PROSDR 2003FA0001298Nozzle · crackedRECEIVED THE ENGINE FOR REPAIR DUE TO HIGH OIL TEMPERATURE. DURING INSPECTION OF THE PARTS FOUND THE WELD ON 1 OF THE 5 TURBINE NOZZLE DIAPHRAGM RETAINING KEYS WAS CRACKED THROUGH THE CENTER FOR ALMOST ITS ENTIRE LENGTH. TURBINE TSO 613 HOURS (KES WO NR A0SDR AUS20031221Engine · noisy(AUS) ENGINE POWER SECTION REMOVED DUE TO UNKNOWN NOISE.SDR 2003FA0001226Nozzle · crackedP/T NOZZLE SEPARATION AND CRACKED.SDR 2004F00217Turbine Blades · failedFLT 9236 - EYQ/TPA - AFTER CLEARANCE FOR TAKEOFF, LEFT ENGINE FAILED. ENGIEN IMMEDIATELY SECURED. ABORTED TAKEOFF. AIRCRAFT RETURNED TO THE GATE. DEMATED POEWR SECTION FROM GAS GENERATOR AND DETERMINED THAT POWER TURBINE BLADES WERE BROKE OFF AT THE BLADE SDR 2004F00047Turbine Blades · brokenDURING TAKEOFF, LOUD BANG OCCURRED ON LT ENGINE. ABORTED TAKEOFF. SEPARATED POWER SECTION FROM GAS GENERATOR AND DETERMINED THAT POWER TURBINE BLADES WERE BROKE OFF. REPLACED LEFT POWER SECITON MODULE AND ROUTED FAILED UNIT FOR FURTHER ANALYSIS AND REPAIR. SDR SWAA032535Turbine Blades · damagedAIR TURNBACK, DURING TAKEOFF, NR 1 ENGINE LOST POWER AND HIGH VIBRATION FELT. FOUND LPT BLADES DAMAGED. REMOVED AND REPLACED NR 1 ENG PER MT.SDR CA040227004Turbine Wheel · failed(CAN) 3RD TURBINE STAGE WHEEL BLADES SHED IN FLIGHT. PART TIME SINCE NEW : 2852 HOURS. PILOT IDENTIFIED FLIGHT PROBLEM AND LANDED IN AUTOROTATION.SDR SWAA032490Blade · damagedDURING SCHEDULED C4 CHECK, NR 1 ENG FAILED BORESCOPE INSPECTION DUE MISSING MATERIAL AT 1 EA HPT BLADE T/E. REMOVED AND REPLACED NR 2 ENG PER MM.SDR ERAA091802Bearing · failedMETAL ON BOTTOM PLUG. BROKEN NR 4 BEARING CAGE. INSTALLED SERVICEABLE GEARBOX. COMPLIED WITH E CHECKSDR CA031126002Turbine Wheel · overheated(CAN) AIRCRAFT 478 NR 2 ENGINE, FLIGHT 376 LIH-HNL. DURING CLIMB AT 10,000 FT, NR 2 ENGINE EXPERIENCED A LOUD BOOM AND OVERHEATED TO 1093 DEGREES. ENGINE WAS SHUTDOWN. AIRCRAFT MADE NORMAL SINGLE ENGINE LANDING. MCD WAS CHECKED AND FOUND CLEAN. FAN ROTOR WSDR DLM88030962Turbine · failedON TAKEOFF CLIMBING THRU 180, RIGHT ENG LOST POWER WITH NO FIRE INDICATION. REDUCED THRUST AND LANDED. UPON LANDING FIRED BOTH BOTTLES DUE EGT RISE. FOUND ON INSPECTION RIGHT ENG TURBINE FAILURE. REPLACED ENGINE.
Back to JASC 7250