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 HEEA083745Nozzle · bentENGINE NOZZLE BENT. SCRAPPED.SDR QXEA0300082Turbine Blades · damagedPDX - NR 1 ENGINE FAILED SCHEDULED BORESCOPE INSPECTION. FOUND ONE HPT 1 BLADE 2/3 MISSING AND TWO BLADES CRACKED. REPLACED ENGINE. OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. ENGINE UNDER INVESTIGATION AT GE. INVESTIGATION BY THE ENGINE MANSDR CA030127001Turbine · seized(CAN) DURING FIRST START OF THE ENGINE, FOLLOWING A TURBINE CHANGE, MAIN ROTOR BLADES INITIALLY STARTED TURNING BUT THEN STOPPED BEFORE ENGINE ACCELERATED TO IDLE SPEED. THE START WAS ABORTED.AME ATTEMPTED TO TURN THE MAIN ROTOR BLADES BACKWARDS BUT WAS UNABLESDR HEEA083384Tube · contaminatedREPLACED TUBE ASSY FROM TURBINE PRESSURE CHECK VALVE TO GEARBOX DUE TO B-NUT THREADS FILLED WITH ALUMINUM FROM CHECK VALVE FITTINGS. SCRAPPED.SDR HEEA083317Check Valve · damagedCHECK VALVE HAS DAMAGED FITTING THREADS. REPAIRED.SDR HEEA083316Check Valve · smokeTURBINE OIL PRESSURE CHECK VALVE SMOKING ON SHUTDOWN. REPAIRED.SDR HEEA082992Turbine Wheel · damagedENGINE REMOVED DUE TO EXCESSIVE OIL CONSUMPTION. TURBINE WAS REPAIRED DUE TO EXCESSIVE OIL CONSUMPTION AND OIL QUENCHED 1ST STAGE WHEEL. SCRAPPED WHEEL.SDR HEEA082991Turbine Wheel · damagedENGINE REMOVED DUE TO TURBINE OVERHAUL. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON ALL 1ST STAGE TURBINE WHEEL BLADES. SCRAPPED WHEEL.SDR ALGA082901Nozzle · mismanufacturedFOUND NR 1 WHEEL BLADE PATH FINAL MACHINED OVERSIZED. DIM.= 6.275 RETURNED PART.SDR QXEA0300015Turbine Blades · damagedCKB - NR 2 ENGINE FAILED SCHEDULED BORESCOPE INSPECTION. FOUND ONE BLADE WITH MISSING MATERIAL. REPLACED ENGINE. AIRCRAFT OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. ENGINE UNDER INVETIGATION AT GE.INVESTIGATION BY THE ENGINE MANUFACTURER (GE) HASDR QXEA0300014Turbine Blades · damagedPDX - NR 2 ENGINE FAILED SCHEDULED BORESCOPE INSPECTION. FOUND ONE HPT 1 BLADE MISSING 20 PERCENT SPAN. REPLACED ENGINE. OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. ENGINE UNDER INVESTIGATION AT GE. INVESTIGATION BY THE ENGINE MANUFACTURER (GSDR DJFA200300002Blade · brokenAIRCRAFT DEPARTED SLC, ON CLIMBOUT THE PILOTS EXPERIENCED A VIBRATION. REDUCED POWER AND VIBRATION WENT AWAY. THE PILOTS DECIDED TO RETURN TO SLC AND LANDED WITH NO FURTHER PROBLEMS. INVESTIGATING THE TAIL PIPE OF THE ENGINE, FOUND A PIECE OF THE THIRD STAGSDR CA030107017Blade · damaged(CAN) ON ROUTE TO YVR FROM YYZ AT 130 NM FROM YYC HEARD LOUD BANG, FOLLOWED BY NR 1 ENGINE EPR DROP TO ZERO N1-N2 SPEED DECREASING. ENGINE RETARDED TO IDLE. PARAMETERS WITHIN LIMITS. DIVERTED TO YYC. PRELIMINARY INSPECTION REVEALS DAMAGED TURBINE BLADES. ENGSDR CA021223002Rivet · misinstalled(CAN) DURING RIVETING OF PT6 CT DISK ASSEMBLIES IT WAS NOTED THAT AN UNUSUALLY HIGH PERCENTAGE OF THE FLARED RIVET HEADS FELL BEYOND THE INSPECTION CRITERIA SPECIFIED IN THE OVERHAUL MANUAL. EXAMINATION OF THE RIVETS REVEALED THAT THE COUNTER-BORE OF THE FLARISDR 12190279Turbine Blades · failedAFTER TAKEOFF, TOWER REPORTED THAT AIRCRAFT WAS TRAILING SMOKE. THE NR 1 ENGINE LOSS OF OIL PRESSURE FOLLOWED BY OIL WARNING LIGHT. ELECTED TO SHUT ENGINE DOWN AND RETURN TO AIRPORT. SUBSEQUENT INSPECTION REVILED THAT A PROBABLE FAILURE OF ONE OR MORE 1ST STSDR P5CA0200712Frame · crackedA 2 INCH CRACK FOUND, NR 3 ENGINE, TURBINE MID FRAME HOT SECTION AT NR 7 TIME (10 O'CLOCK POSITION). CRACK WELDED IAW GE SOPM 70-41-00. REF EDA 7254E001.SDR CA030108007Blade · failed(CAN) THE ENGINE WAS SENT FOR INVESTIGATION AFTER OPERATOR REPORTED POSSIBLE PT BLADE FAILURE. ENGINE SUSTAINED A PRIMARY FAILURE OF ONE OR MORE 2ND STAGE PT BLADES. DAMAGE TO PT STATOR HOUSING, EXHAUST DUCT, BOTH 1ST & 2ND STAGE STATOR ASSYS, 1ST & 2ND STAGESDR HDNA081648Nozzle · misinstalledNEWLY OVERHAULED 2ND STAGE NOZZLE. DIAPHRAGM IS IMPROPERLY POSITIONED, FORWARD TO AFT FLANGEDIM. OUT OF LIMITS AND INTERSTAGE SEAL IMPROPERLY SPRAYED. RETURNED FOR REPAIR.SDR HDNA081647Nozzle · misinstalledNEWLY OVERHAULED 2ND STAGE NOZZLE. DIAPHRAGM IS IMPROPERLY POSITIONED AND FOWARD TO AFT FLANGE OUT OF LIMITS. RETURNED FOR REPAIR.SDR HEEA082390Turbine Wheel · damagedENGINE PRODUCING LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON 1ST STAGE WHEEL BLADES. SCRAPPED.SDR ALGA081610Wheel · mismanufacturedTHIS IS A NEW PART. PART CAN NOT BE DYNAMIC BALANCED, DUE TO BEING TOO HIGH OUT OF BALANCE AND OFF SCALE ON THE X10 SCALE AND ON UPPER SCALE.SDR 2003F00124Turbine Blades · failedFLT 9139 - FLL/FPO - DURING TAKEOFF ROLL, HEARD A LOUD THUMP NOISE FROM LEFT ENGINE. ABORTED TAKEOFF. DETERMINED LEFT POWER SECTION SEIZED. REMOVED AND REPLACED LEFT ENGINE ASSEMBLY. TEARDOWN REPORT REVEALED THAT SECOND STAGE POWER TURBINE BLADES FAILED. SDR QXEA0202149Turbine Blades · damagedPDX - DURING SCHEDULED BORESCOPE INSPECTION FOUND TOP ONE THIRD OF THREE TURBINE BLADES IN THE HPT DISK MISSING. REPLACED ENGINE. REPLACED ENGINE. OPERATIONAL OF AIRCRAFT CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. ENGINE UNDER INVESTIGATION AT GE. INVESTIGATISDR AUS20021360Bearing · failed(AUS) NR 2 ENGINE CHIP DETECTOR CONTAMINATED. CONTAMINATION IDENTIFIED AS M50 MATERIAL. SUSPECT NR 3 BEARING FAILURE.SDR ERAA082724Support · crackedPOWER TURBINE SUPPORT WAS OVERHAULED AND RETIRED WITH A CRACK ADJACENT TO A TACK WELD ON 25-28 SEAL.SDR CA021217001Nozzle · eroded(CAN) DURING DISASSEMBLY OF ENGINE, THE THREE RING SEALING FEATURE OF NOZZLE WAS FOUND SEPARATED FROM THE NOZZLE, AFT OF THE VANE TRAILING EDGE. SEPARATION IS ATTRIBUTED TO EXCESSIVE EROSION CAUSED BY INEFFICIENT FUEL BURN (ENGINE GENERATED CARBON BALL EROSISDR 2002UALA01709Turbine Blades · failedNR 1 ENGINE COMPRESSOR STALL AT FL200, ENGINE SELF RECOVERED. ENGINE WAS REMOVED FOR METAL IN THE TAILPIPE, IT HAD A NORMAL ECM TREND PLOT. AT ENGINE TEARDOWN, A STAGE 2 TURBINE BLADE FAILURE WAS FOUND TO BE THE CAUSE.SDR CA021120003Blade · failed(CAN) A PRIMARY FAILURE OF ONE OR MORE 2ND STAGE PT BLADES. EXTENSIVE SECONDARY DAMAGE RESULTED, INCLUDING THE PT STATOR HOUSING, THE EXHAUST DUCT, BOTH FIRST & SECOND STAGE STATOR ASSEMBLIES, BOTH 1ST & 2ND STAGE PT DISK & BLADE ASSEMBLIES, THE PT SHAFT & HOUSDR CA021120002Seal · failed(CAN) ENGINE SUSTAINED AN INTERSTAGE SEAL FAILURE, ROTOR AND STATOR AIR SEAL SUFFERED EXTENSIVE DAMAGE AND LOSS OF COMPONENT INTEGRITY, RESULTING IN EXTENSIVE SECONDARY IMPACT DAMAGE TO MANY OTHER POWER TURBINE ROTOR COMPONENTS.THE OUTSIDE OF THE POWER TURBINSDR 2002FA0001283Turbine Wheel · mismanufacturedAREA OF WHEEL EXCEEDS MAXIMUM LIMITS. AREA MIN. 4.60, AREA MAX 4.78. AREA OF THIS WHEEL IS 4.80.SDR AUS20021264Seal · failed(AUS) LT ENGINE LOW OIL PRESSURE. INSPECTION FOUND AN OIL LEAK IN THE AREA OF THE TURBINE. INVESTIGATION FOUND THE CAUSE OF THE OIL LOSS TO BE TURBINE SEAL FAILURE. THE CARBON FACE OF THE SEAL HAD DISINTEGRATED AND THE BELLOWS RUPTURED RESULTING IN THE LOSS OFSDR CA021209003Bearing · cracked(CAN) THE ENGINE WAS A SPARE AND PULLED FOR INSPECTION DUE TO A SUSPECTED BEARING INSTALLED. FURTHER INVESTIGATION REVEALED ROOT CAUSE . NR 3 BEARING CRACKED AT ROLLER RETAINER CAGE., BEARING PART NR 810641,S/N 00324.SDR CA021105014Engine · failed(CAN) FLIGHT CREW REQUESTED IMMEDIATE RETURN TO YOW SHORTLY AFTER TAKEOFF DUE TO NR 1 ENGINE FAILURE (PILOT SHUTDOWN). EMERGENCY SERVICES CALLED OUT. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTION REVEALED 'TURBINE FAILURE'. AIRCRAFT STILL ON GROUNSDR CA021113004Nozzle · unapproved part(CAN) MILITARY PART FOUND INSTALLED ON ENGINE S/N LE-81004. INSTALLED PART MANUFACTURER CODE NUMBER IS 81996, (US MILITARY) IT SHOULD BE 91547. (HONEYWELL OEM) ITEM INSTALLED 7TH MARCH 2001.SDR CA021113003Nozzle · unapproved part(CAN) MILITARY PARTS FOUND INSTALLED ON ENGINE S/N LE-07616. INSTALLED PART MANUFACTURER CODE NUMBER IS 81996 (US MILITARY). IT SHOULD BE 91547. (HONEYWELL OEM). ENGINE S/N LE-07616 OVERHAULED ON 31 MARCH 1993 AT ENGINE TSN:2979.051. 2ND GP NOZZLE P/N 1-12SDR ASOA02573Turbine Blades · fracturedFLT 4086 - DURING FLIGHT FROM GSG-ATL, A LOW OIL PRESSURE MESSAGE ON THE LEFT ENGINE OCCURRED. THE ENGINE WAS SHUTDOWN BY THE CREW AND AN EMERGENCY WAS DECLARED. THE AIRCRAFT LANDED SAFELY IN ATL. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE. ACCORDINGSDR CA021029001Stator · debonded(CAN) NR 2 ENGINE CHIP LIGHT CAME ON IN FLIGHT. FINE HAIR LIKE METAL FOUND ON FORWARD CHIP PLUG. TURBINE REMOVED AND SENT TO SAL FOR TEAR DOWN AND INSPECTION. SILVER PLATING ON 3537 LAB STATOR FOUND DEBONDED CAUSING FINE SILVER SHAVING TO PEEL OFF. STATOR REPASDR 2002UALA01560Turbine Blades · failedWHILE CLIMBING THROUGH 14000 FT LEFT ENGINE EXPERIENCED A COMPRESSOR STALL. ENGINE SELF RECOVERED AND CLIMB CONTINUED TO FL260. EGT REDLINED, THROTTLE RETARDED TO IDLE. ENGINE WAS REMOVED FOR METAL IN THE TAILPIPE, IT HAD A NORMAL ECM TREND PLOT. AT ENGINESDR CA021209008Bearing · failed(CAN) FOUND METAL IN OIL FILTER, AFTER INVESTIGATION FOUND TO NR 3 BEARING FAILURE.SDR CA021209006Bearing · failed(CAN) ON MAINTENANCE CHECK, METAL FOUND IN FILTER, ENGINE TESTED AND ENGINE FAILED DUE TO OIL BYPASS LIGHT ON AND LOW OIL PRESSURE FAILURE OF NR 3 BEARING, SAME REPAIR STATION OVERHAULED THIS BEARING.SDR DL76L021149Turbine Blades · damagedFOUND 1 HPT FIRST STG BLADE WITH HOLE ON BORESCOPE. REPLACED NR 2 ENGINE.SDR CA021001005Seal · damaged(CAN) UNSCHEDULED LANDING DUE TO FLUCTUATING OIL PRESSURE AND LOW OIL WARNING LIGHT ON. ENGINE WAS REMOVEDAND REPLACED, TURBINE TEAR DOWN IS IN PROGRESS. ADDITIONAL DETAILS TO FOLLOW.SDR CA020918012Engine · leaking(CAN) DURING THE DISASSEMBLY OF THE ENGINE FOR HOT SECTION INSPECTION, AN OIL LEAK WAS DISCOVERED IN THE AREA OF THE 3.5 BEARING.SDR CA020917004Case · cracked(CAN) DURING ROUTINE MAINTENANCE THE MAINTENANCE CREW NOTICED TWO SMALL CRACKS ON THE RT ENGINE GAS GENERATOR CASE. THESE CRACKS ARE LOCATED AT THE FIRE SEAL MOUNTING ANGLES. THE ENGINE WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.SDR IUXR941LBearing · failedBEARING CAGE SEPARATED DURING ENGINE TEST. (S/N E967). BEARING RETURNED TO BEARING REFURB FACILITY. CURRENTLY PERFORMING ANALYSIS, EARLY INDICATION IS LATENT DEFECTS (CRACKS) IN CAGE.SDR OZIA200243008Turbine Blades · missingENGINE SHOWED SHIFT IN ITT AND N2 PARAMETERS ON ECTM. BORESCOPE FOUND HP TURBINE MISSING TWO BLADES AND OTHER BLADES WITH CRACKS.SDR 2002FA0001038Stator · crackedAT HOT SECTION INSPECTION THE HT STATOR WAS FOUND TO HAVE AXIAL CRACKS IN SEVERAL PLACES IN THE INNER SHROUD RUNNING FROM THE TRAILING EDGE FORWARD TO 1/2IN. FROM INNER LUGS. AT ONE CRACK THE INNER SHROUD TRAILING EDGE LIFTED UP ENOUGH TO MAKE CONTACT WITH THESDR AT0200075Turbine · failedNR 2 ENGINE FAILED IN CLIMB AT 9,600 FEET HEARD BANG AND SUDDEN YAW TO RIGHT. TURBINE GAS TEMPERATURE INDICATIONS AT 1150 CELSIUS RIGHT ENGINE INSTRUMENTS SPOOLED DOWN TO ZERO. ENGINE RIGHT BEARING OVERHEAT ALERT AND ENGINE RIGHT SYSTEM FAIL ALERT. REMOVED SDR AUS20021056Turbine · failed(AUS) NO1 ENGINE SURGED/STALLED ON TAKEOFF. EGT INCREASED AND EXCEEDEDLIMITS. ENGINE INSPECTION FOUND TURBINE FAILURE.SDR QEM2002F00000Vane · fracturedSHORTLY AFTER TAKEOFF, SMOKE WAS REPORTED, SURGE OF NR 2 ENGINE FOLLOWED. INSPECTION AFTER STRIPPING, FOUND THAT 1 HPT STAGE, 2 VANE HAD BEEN LIBERATED. ALL HP AND LP TURBINE AIRFOILS WERE SUBSEQUENTLY DAMAGED. INVESTIGATION SUGGEST HPT STAGE 2 VANE FORWRD
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