JASC 7230

Service difficulty reports · 5,066

Reports filed under 7230 · Turbine Engine Compressor 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 = '7230'
  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.

SDR 96ZZZX4917Bearing · failedSTL - FLT 315 - INVESTIGATION OF NR 2 ENGINE, S/N 1213, SHUT DOWN DUE TO VIBRATION REVEALED THE NR 3 BEARING, MFG P/N 804061, RIVETS FRACTURED LIBERATING METAL PARTICLES INTO OIL SYSTEM. THE NR 3 BEARING WAS REPLACED AND ENGINE REPAIRED AND RETURNED TO SERVICJul 20, 1996 · N9409F · Doug DC983SDR 96ZZZX4815Ct Blade · failedAN IN-FLIGHT SHUT DOWN OF THE RIGHT ENGINE DUE TO THE FAILURE OF THE HOT SECTION CT BLADE. AT THE ENGINE TEAR DOWN, NOTED ONE CT BLADE HAD LIBERATED AT THE ROOT AND ALL THE OTHER CT BLADES WERE SEVERELY DAMAGED DUE TO THE CONTACT WITH THE LIBERATED BLADE. THJul 20, 1996 · N156YV · Beech 1900CSDR 9615666729Compressor · stalledWHILE WAITING FOR TAKEOFF, THE NR 4 ENGINE EXPERIENCED A SILENT COMPRESSOR STALL. AS EGT ROSE TO 950 DEGREES AND OIL PRESSURE LOW LIGHT ILLUMINATED, CREW FOLLOWED COCKPIT OPERATING PROCEDURE, SHUT DOWN THE ENGINE, AND RETURNED TO THE GATE. MAINTENANCE PERFORJul 20, 1996 · N629US · Boeing 747251FSDR ERAA96284Scroll · damagedSCROLL OVERHAULED 6-13-96 AND HAS THREAD DAMAGE TO STUD AS MARKED.Jul 19, 1996 · N124EH · Bolkms BO105SSDR 97ZZZX2743Seal · chippedSEAL NEW OUT-OF-BOX AND CHIPPED BEYOND ALLOWABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jul 19, 1996 · N528SF · Bolkms BK117A3SDR 96ZZZX4336Bypass Duct · failedA CRACK DEVELOPED AT THE FORWARD FLANGE OF THE AFT INNER BYPASS DUCT AT THE 6 O'CLOCK POSITION ALLOWING IT TO COME OUT OF THE MATING FLANGE AND ENTER THE AIR FLOW, THEREBY CAUSING A 3 INCH (APPROX) SECTION TO PEEL BACK AND CAUSE A 2 INCH (APPROX) TEAR ALONG THJul 19, 1996 · N83BG · Mtsbsi MU300SDR P5CA9600378Tip Shroud · delaminatedNR 3 ENGINE INLET FAN BLADE TIP SHROUD DELAMINATED AT 5:30 POSITION. REPAIRED DELAMINATION AND APPLIED ADHESIVE IAW SRM 72-33-01.Jul 18, 1996 · N851FT · Boeing 747122SDR 9615812762Compressor · stalledWHILE APPLYING POWER FOR TAKEOFF, THE NR 1 ENGINE HAD A COMPRESSOR STALL. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE WITHOUT INCIDENT. MAINTENANCE PERFORMED THE FOLLOWING FUNCTIONS ON NR 1 ENIGNE, REPLACED PRBC, CHECKED ENGINE INLET AND EXHAUST AND DRAINEJul 17, 1996 · N722RW · Boeing 7272M7SDR 9615501211Compressor · stalledAFTER TAKEOFF AND DURING CLIMB, THE NR 1 ENGINE EXPERIENCED COMPRESSOR STALL AT 6,000 FEET. CREW FOLLOWED COCKPIT OPERATING PROCEDURE, SHUT DOWN THE ENGINE, DUMPED 12,000 LBS OF FUEL AND RETURNED TO SEA WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTION OF THEJul 17, 1996 · N211NW · Doug DC1030SDR 96UAL900546Compressor Blade · brokenLEFT ENGINE HAD 2 COMPRESSOR STALLS AT ALTITUDE. FLIGHT DIVERTED TO ICT. *S/D* BROKEN 9TH STAGE COMPRESSOR BLADE. SCRAPPED ALL 6TH THROUGH 17TH STAGE BLADES AND REPLACED WITH NEW.Jul 16, 1996 · N576UA · Boeing 757222SDR 96UAL900543Compressor Blade · brokenON CLIMBOUT, CREW HEARD LOUD BANG AND DETECTED A SLIGHT YAW AS GEAR RETRACTED. NO ADVERSE ENGINE INDICATIONS. PASSENGERS ON LEFT OBSERVED FIRE FLASH. *S/D* BROKEN 9TH STAGE COMPRESSOR BLADE. SCRAPPED THE 6TH THROUGH 17TH COMPRESSOR BLADES AND REPLACED WITJul 16, 1996 · N583UA · Boeing 757222SDR 9615471143Engine · stalledEN ROUTE LAX-HNL, THE NR 2 ENGINE EXPERIENCED TOP OF DESCENT STALL WHEN POWER WAS RETARDED. CREW FOLLOWED COCKPIT OPERATING PROCEDURE AND FLIGHT CONTINUED TO HNL WITHOUT FURTHER INCIDENT. VISUAL INSPECTION OF THE NR 2 ENGINE REVEALED NO DISCREPANCIES. BORESJul 16, 1996 · N133JC · Doug DC1040SDR 96UAL900540Compressor Blade · brokenCREW OBSERVED YELLOW FLASH ACCOMPANIED WITH A LOUD BANG ON RIGHT SIDE OF AIRCRAFT. ABORTED TAKEOFF AT 100 KTS. BORESCOPE REVEALED ENGINE NOT SERVICEABLE. *S/D* FOUR BROKEN 9TH STAGE COMPRESSOR BLADES. SCRAPPED ALL THE 6TH THROUGH 17TH STAGE COMPRESSOR BLAJul 15, 1996 · N523UA · Boeing 757222SDR 96UAL900539Compressor Blade · failedAT FLIGHT LEVEL 330, MACH .75 AND 1.85 EPR, NUMBER TWO ENGINE MADE A LOUD THUMP NOISE AND LOST HALF ITS POWER. THERE WAS A STEADY VIBRATION. PULLED NUMBER TWO ENGINE THROTTLE BACK TO IDLE, ELECTED NOT TO SHUT IT DOWN. COCKPIT INDICATIONS WERE NORMAL EXCEPT Jul 15, 1996 · N9040U · Boeing 737222SDR 9615086637Compressor · stalledDURING CLIMB, THE NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL. WITH NO SPIKE IN EGT AND ALL ENGINE INDICATIONS BEING NORMAL, CREW FOLLOWED COM PROCEDURES AND CONTINUED TO AMS WITHOUT FURTHER INCIDENT. BORESCOPE INSPECTION OF HIGH PRESSURE COMPRESSOR REVEALED Jul 13, 1996 · N637US · Boeing 747251BSDR 96ZZZX4342Lock · missingMETAL-TO-METAL CONTACT, BIND, BLADE RUB. INVESTIGATION FINDINGS: AN INDUCTION TEST RUN COULD NOT BE ACCOMPLISHED DUE TO RUBBING CONDITION. THE ENGINE AND COMRPESSOR ASSEMBLY WERE DISASSEMBLED TO IDENTIFY CAUSE OF DISCREPANCY. INVESTIGATION REVELAED THAT P/Jul 11, 1996SDR 96ZZZX3906Compressor · bindingCOMPRESSOR VERY DIFFICULT TO ROTATE AND SPOOL DOWN VERY SHORT. INTERNAL BINDING COULD BE FELT WHEN ROTATING BY HAND. THIS IS A MULTI-STAGE UNIT, SO VISUAL INSPECTION/DETECTION OF A PARTICULAR PART FAILURE IS VERY DIFFICULT. NO FOD NOTED AND NO DAMAGE OR DEFJul 10, 1996 · N309NT · Rkwell NA26540SDR DLM88961894Fan Hub Assy · crackedDURING TAKEOFF ROLL, NR 1 ENGINE ENCOUNTERED AN UNCONTAINED FAILURE OF THE 1ST STAGE FAN HUB ASSEMBLY. ENGINE DEBRIS PENETRATED THE FUSELAGE. TWO FATALITIES OCCURRED. UNDER NTSB INVESTIGATION.Jul 6, 1996 · N927DA · Doug MD88SDR 96ZZZX4906Stator · failedOMA - FLT 114 - INVESTIGATION OF NR 2 ENGINE, S/N 3225, SHUTDOWN REVEALED AN 8TH STAGE COMPRESSOR STATOR, MFG P/N 789788, FRACTURED LIBERATING METAL PARTICLES INTO GAS PATH CAUSING MASSIVE HIGH PRESSURE COMPRESSOR AND TURBINE DAMAGE. ENGINE WAS REPAIRED AND RJul 6, 1996 · N911TW · Doug DC982SDR HEEA967502Spline Adapter · wornENGINE REMOVED DUE TO TURBINE OVERHAUL AND COMPRESSOR N1 SHAFTING INSPECTION. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEP WEAR BEYOND SERVICEABLE LIMITS ON SPUR ADAPTER GEARSHAFT AFT SPLINES AND STEP WEAR BEYOND SERVICEABLE LIMITSON SPLINE Jul 5, 1996 · N5748Q · Bell 206L1SDR HEEA967500Gearshaft · step wearENGINE REMOVED DUE TO SMOKE ON SHUTDOWN. UPON VISUAL INSPECTION OF COMPRESSOR NOTED THE FOLLOWING: STEP WEAR BEYOND SERVICEABLE LIMITS ON SPUR ADPATER GEARSHAFT AFT SPLINES. REPLACED DISCREPANT PART.Jul 5, 1996 · N1078G · Bell 206L1SDR HEEA967499Scroll Assy · oversizeUPON PRE-ASSEMBLY INSPECTION OF PART NOTED THE FOLLOWING: I.D. OVERSIZED ON SCROLL PROBE ELBOW BORE AS MARKED. REPLACED DISCREPANT PART. PART RETURNED TO DALLAS AIRMOTIVE FOR 100% WARRANTY REPAIR PER ROB HALDEMEN'S INSTRUCTIONS.Jul 5, 1996 · N2269A · Bell 206B3SDR CA960717007Compressor · cracked(CAN) SUSPECT POSSIBLE SEPARATION OF FIRST STAGE STATOR BLADES CAUSING EXTENSIVE DAMAGE TO COMPRESSOR AND TURBINE AND ENGINE FAILURE. PART TC: 6,604.Jul 4, 1996 · Bell 206BSDR 96ZZZX5194Tablock · missingTABLOCK FOUND MISSING AT POST-FLIGHT INSPECTION ON 7-4-96 DUE TO NOISE FROM STATOR RUBBING. LAST OVERHAUL PERFORMED BY SABRELINER. WHEN INSPECTING COMPRESSOR THROUGH INLET, CONTACT OF 3RD STAGE BLADE NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINJul 4, 1996 · N194AC · Skrsky S64ESDR AU961063Diffuser · bird strike(AUS) LH ENGINE SUFFERED BIRDSTRIKE - COMPRESSOR DIFFUSER VANE LEADING EDGES ROLLED BACK - BIRD REMAINS FOUND IN DIFFUSER, FUEL NOZZLES AND TURBINE EXHAUST PATHJul 3, 1996 · Cessna 441SDR 97ZZZX74Bearing · wornBEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS, CORRECTED PROBLEM.Jul 3, 1996 · N7059N · Bolkms BK117B1SDR HEEA967494Tie Bolt · defectiveUPON ASSEMBLY OF COMPRESSOR NOTED THE FOLLOWING: UNABLE TO ENGAGE THREADS INTO 1ST STAGE WHEEL. UPON INSPECTION OF PART NOTED THE FOLLOWING: IMPROPERLY MACHINED THREADS ON TIE BOLT FWD END. REPLACED DISCREPANT PART.Jul 2, 1996 · N7136J · Bolkms BO105SSDR 96ZZZX4323Lock · missingINTERNAL BLADE RUBBING, BINDING, AND LOCKING UP. AN INDUCTION TEST RUN WAS PEFORMED ON 6-20-96. DURING THE TEST, VIBRATION OF 3.8 MIL AT 75 PERCENT WAS NOTED. (3.2 MIL IS MAXIMUM ALLOWABLE). ENGINE WAS DISASSEMBLED AS NECESSARY TO ACCESS COMPRESSOR ASSY. Jul 1, 1996SDR 96ZZZX4048Rotor · wornCOMPRESSOR AXIAL ROTOR WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. PART TOTAL CYCLES, 104,663.Jul 1, 1996 · N911BY · Bolkms BK117A4SDR 96ZZZX4042Cover · failedUPON DAILY INSPECTION, A METAL PIECE WAS FOUND ON THE ENGINE DECK THAT APPEARED TO BE PART OF THE ENGINE. VISUAL INSPECTION DETERMINED THE OBJECT DID NOT COME FROM THE EXTERNAL PORTION OF THE ENGINE. THE OBJECT WAS SENT TO THE MFG WHO DETERMINED IT WAS A CENJul 1, 1996 · N5771C · Snias AS350BSDR 96ZZZX3863Bearing · failedENGINE WAS MAKING A CLICKING NOISE, ENGINE WAS REMOVED AND SENT FOR REPAIR. FOUND THE FIRST STAGE STATOR HEAT DISTRESSED AND HITTING FIRST STAGE TURBINE WHEEL. REPAIRED. THE ENGINE WAS RE-INSTALLED AND FLOWN THE NEXT DAY. IT WAS MAKING THE NOISE AGAIN, ANDJun 28, 1996 · N89CR · Mtsbsi MU2B20SDR HEEA967491Rear Support · defectiveENGINE DISASSEMBLED DUE TO LOW POWER AND HIGH COMPRESSOR VIBS ON TEST CELL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: COATING LIFTING ON REAR SUPPORT MAJOR AND MINOR SEALS. REPLACED DISCREPANT PART.Jun 27, 1996SDR 9614349903Compressor · stalledDURING TAKEOFF, THE NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL ACCOMPANIED BY HIGH EGT AND A DECREASE IN EPR OF 0.1. ENGINE RECOVERED AND THE AIRCRAFT RETURNED TO MIA AND LANDED WITHOUT INCIDENT. ENGINE WAS TESTED PER PWA MANUAL, ENGINE PERFORMANCE WAS WITHIJun 27, 1996 · N953N · Doug DC931SDR 96ZZZX5190Tablock · missingTABLOCK FOUND MISSING AT POST-FLIGHT INSPECTION ON 6-25-96. THE LAST OVERHAUL WAS PERFORMED BY SABRELINER. WHEN INSPECTING THE COMPRESSOR THROUGH THE INLET, CONTACT OF 3RD STAGE BLADE NOTED ON FACE OF 4TH STAGE STATOR NEAR CENTERLINE OF ENGINE (ROOT END OF BJun 25, 1996 · N178AC · Skrsky S64FSDR DL757961501Compressor Fan · bird strikeRT ENG FAILED AT APPROX 800 FT DUE TO INGESTION OF LARGE BIRD. REQUIRES ENG CHANGE, HEAVY FAN AND NOSE COWL DAMAGE.Jun 21, 1996 · N647DL · Boeing 757232SDR 96ZZZX4034Compressor · bindingCOMPRESSOR VERY DIFFICULT TO ROTATE AND SPOOL DOWN VERY SHORT. INTERNAL BINDING COULD BE FELT WHEN ROTATING BY HAND. THIS IS A MULTI 9-STAGE UNIT, SO VISUAL INSPECTION/DETECTION OF A PARTICULAR PARTS FAILURE IS VERY DIFFICULT. NO FOD NOTED AND NO DAMAGE OR DJun 21, 1996 · N312NT · Rkwell NA26540SDR 9613685530Compressor · stalledDURING CLIMB, NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL. THE ENGINE OIL PRESSURE DROPPED AND ENGINE WAS SHUT DOWN. AIRCRAFT RETURNED TO MSP. GROUND MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE.Jun 21, 1996 · N530US · Boeing 757251SDR 9613336614Compressor · stalledTHE NR 1 ENGINE EXPERIENCED A COMPRESSOR STALL AND FLAMES OUT THE TAILPIPE. BOTH EGT AND EPR PEGGED FOR 5 SECONDS. THE NR 1 ENGINE WAS SHUT DOWN AND THE FLIGHT DIVERTED TO ANC WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND METAL IN THE NR 1 ENGINE TAILPIPE. AJun 17, 1996 · N614US · Boeing 747251BSDR 9613346303Compressor · stalledDURING TAKEOFF ROLL-OUT (KIX), THE NR 3 ENGINE EXPERIENCED SEVERAL COMPRESSOR STALLS. THE ENGINE WAS SUBSEQUENTLY SHUT DOWN AND ABORTED TAKEOFF AT 120 KTS. EGT TEMPERATURE WENT TO 790 DEGREES INSTANTLY. BORESCOPE REVEALED INTERNAL DAMAGE OF THE HPC. THE NRJun 16, 1996 · N663US · Boeing 747451SDR 96ZZZX4035Compressor · bindingCOMPRESSOR VERY DIFFICULT TO ROTATE AND SPOOL DOWN VERY SHORT. INTERNAL BINDING COULD BE FELT WHEN ROATING BY HAND. THIS IS A MULTI 9-STAGE UNIT, SO VISUAL INSPECTION/DETECTION OF A PARTICULAR PARTS FAILURE IS VERY DIFFICULT. NO FOD NOTED AND NO DAMAGE OR DJun 14, 1996 · N302NT · Rkwell NA26540SDR 9613111141Compressor · stalledAT TOP OF DESCENT, THE NR 2 ENGINE COMPRESSOR STALLED WHEN THROTTLE WAS RETARDED. AT THE TIME OF STALL, TEMPERATURE REACHED 750 DEGREES CELSIUS. FLIGHT CONTINUED TO LGW WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED INSPECTION PER 71-00-00 AND NO DAMAGE WAJun 14, 1996 · N141US · Doug DC1040SDR 96UAL900442Blade · failedAFTER TAKEOFF, HEARD A POP. LEFT ENGINE EGT INCREASED. REDUCED THROTTLE POSITION ON LEFT ENGINE. EGT CONTINUED TO INCREASE. SHUT LEFT ENGINE DOWN AND RETURNED TO FIELD. 9TH STAGE BLADE FAILURE. REPLACED ENGINE. OPERATION CHECKS NORMAL.Jun 12, 1996 · N504UA · Boeing 757222SDR 96ZZZX4918Bearing · failedJFK - FLT 766 - INVESTIGATION OF NR 3 ENGINE, S/N 1545, SHUT DOWN DUE TO OIL FILTER BYPASS LIGHT ILLUMINATION REVEALED THE NR 3 BEARING, MFG P/N 57796, RIVETS FRACTURED LIBERATING METAL PARTICLES INTO OIL SYSTEM. THE NR 3 BEARING WAS REPLACED AND ENGINE REPAIJun 11, 1996 · N54352 · Boeing 727231SDR 96ZZZX3523Compressor · bindingCOMPRESSOR VERY DIFFICULT TO ROTATE AND SPOOL DOWN VERY SHORT. INTERNAL BINDING COULD BE FELT WHEN ROTATING BY HAND. THIS IS A MULTI-STAGE UNIT, SO VISUAL INSPECTION/DETECTION OF A PARTICULAR PARTS FAILURE IS VERY DIFFICULT. NO FOD NOTED AND NO DAMAGE OR DEJun 11, 1996 · N317NT · Rkwell NA26540SDR 96UAL900437Blade · failedNUMBER TWO ENGINE FAILED WHILE CLIMBING THROUGH FL310. *S/D* THE NUMBER 16 POSITION FAN BLADE FAILED AT THE BLADE DOVETAIL, RESULTING IN HIGH ROTOR IMBALANCE AND SECONDARY ENGINE DAMAGE. THE CAUSE OF THE BLADE DAMAGE IS BEING INVESTIGATED AT THIS TIME.Jun 11, 1996 · N330UA · Boeing 737322SDR 96ZZZM1074Compressor · stalledSLC - DURING CLIMB, SHUT DOWN NR 2 ENGINE DUE TO COMPRESSOR STALLS. FOUND METAL PARTICLES IN ENGINE BLEED AIR DUCT AND CAPS. CHANGED ENGINE. ENGINE OPERATION THEN CHECKED NORMAL. (M)Jun 9, 1996 · N902TW · Doug DC982SDR COMA9610170Compressor · damagedLEFT ENGINE HAS FOD DAMAGE ON COMPRESSOR BLADES. REPLACED ENGINE.Jun 8, 1996 · N265CA · Emb EMB120RTSDR CA960910010Blade · failed(CAN) DURING ENGINE ACCELERATION AT TAKEOFF ROLL COMPRESSOR STALLED ON #1 ENGINE AT 20 KNOTS. ALL ENGINE PARAMETERS NORMAL. TAKEOFF WAS ABORTED. ON ENGINE TEARDOWN A FIFTH STAGE BLADE ON THE HIGH PRESSURE COMPRESSOR WAS FOUND FAILED.Jun 8, 1996SDR CA960614009Actuator · out of adjust(CAN)REJECTED TAKEOFF DUE TO #3 ENGINE N2 OVERSPEED. IP COMPRESSOR MASTER RAM OUT OF ADJUSTMENT, ADJUSTED IN ACCORDANCE WITH MAINTENANCE MANUAL.Jun 7, 1996 · Lkheed 1011385114SDR CA960620001Compressor · fod damage(CAN)INVESTIGATION OF ENGINE COMPRESSOR REVEALED FOD DAMAGE. COMPRESSOR REPLACED AND AIRCRAFT RETURNED TO SERVICE.Jun 6, 1996
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