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 95UAL900242Hpc Rotor · worn splinesRETURNED TO LAX UNDER AMBER ALERT DUE TO NR 1 ENGINE FLAMEOUT. SUPPLEMENTAL DATA UPDATE: CAUSE WAS FAILURE OF THE H.P.C. ROTOR SPLINE ADAPTER DUE TO OIL STARVATION. ONE OF THE FOUR OIL DRAIN HOLES BLOCKED BY NORMAL SPLINE OPERATION WEAR DEBRIS. UAL MAINTAINov 1, 1995 · N1831U · Doug DC1010SDR HEEA955933Diffuser Cover · air leakENGNE REMOVED DUE TO LOW POWER AND TURBINE OVERHAUL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: AIR LEAK AT SPLIT LINE OF DIFFUSER COVER PLATE DUE TO EXCESSIVE DOUBLER WELDS. NOTE: REPLACED PART AND CURED PROBLEM. INSTALLED NEW DIFFUSER COVEOct 31, 1995 · N31217 · Skrsky S76ASDR CA960612036Bearing · spalled(CAN) LOSS OF OIL PRESSURE CAUSED BY A CRACKED OIL COOLER. ENGINE SHUTDOWN. AT ENGINE TEARDOWN, NR 3 BEARING WAS BURNT AND ERODED WITH THE BEARING BALLS REDUCED TO A FRACTION OF THEIR SIZE. AXIAL AND RADIAL LOCATION OF THE LP COMPRESSOR WAS LOST ALLOWING ITOct 30, 1995 · Emb EMB120SDR CA951102008Pin · migrated(CAN)ON ROUTINE INSPECTION OF #3 ENGINE LOW PRESSURE COMPRESSOR SUPPORT STRUCTURE, THE LEFT HAND LOWER ROD END LUG PIN WAS FOUND MIGRATED BY 2.0" AND THE RETAINING BOLT MISSING. THE RETAINING BOLT HAD BEEN FITTED AS WITNESS MARKS OF BOLT WERE IDENTIFIED ON TWOOct 30, 1995 · Lkheed 1011385114SDR 95ZZZX6836Vane Ring · crackedINSPECTION FOUND CRACKS IN COMPRESSOR TURBINE VANE RING WHICH CAUSE INACCURATE POWER ASSURANCE READINGS.Oct 30, 1995 · N780P · Skrsky S76BSDR 9517049987Compressor · stalledFLIGHT EXPERIENCED A COMPRESSOR STALL ON TAKEOFF ROLL (ENGINE POSITION UNDETERMINED). THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED BOTH ENGINES AND FOUND NO DISCREPANCIES. SUSPECT THIS EVENT WAS DUE TO SNOW AND SLUSH Oct 30, 1995 · N987US · Doug DC932SDR HEEA955927Bearing · failedENGINE REMOVED DUE TO #1 BEARING FAILURE. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: #1 BEARING SEPARATOR BROKEN INTO MANY PIECES, INNER AND OUTER RACE SPALLED, BEARING BALLS SCORED AND FLATTENED. SECONDARY DAMAGE - MUTE RUB ON 1STSTAGE WHEELOct 27, 1995 · N3181Y · Bell 206BSDR HEEA955926Bearing Housing · crackedENGINE REMOVED DUE TO TURBINE OVERHAUL AND COMPRESSOR 1750 HOUR INSPECTION. UPON DISASSEMBLY OF #1 BEARING AREA DUE TO OIL LEAK NOTED THE FOLLOWING: #1 BEARING FAILURE. FOUND 75% OF SEPERATOR CRACKED AFT OF CENTERING TAB; WITH BREAK OUT OF 40%FWD RING. SCRAOct 27, 1995 · N8588X · Bell 206L3SDR HEEA955925Bearing · crackedENGINE REMOVED DUE TO TURBINE OVERHAUL AND COMPRESSOR 1750 HOUR INSPECTION. UPON DISASSEMBLY OF #1 BEARING AREA DUE TO OIL LEAK NOTED THE FOLLOWING: #1 BEARING FAILURE. FOUND 75% OF SEPERATOR CRACKED AFT OF CENTERING TAB; WITH BREAK OUT OF 40%FWD RING. SCRAOct 27, 1995 · N8588X · Bell 206L3SDR P5CA9500833Compressor · stalledHKG - UPON APPLYING MAX TAKEOFF POWER, NR 3 ENGINE COMPRESSOR STALLED AT 1.40 EPR. HEARD A LOUD BANG, EGT PEGGED MAX TEMP INDICATOR POINTER AT BOTTOM OF GAUGE 1,100 DEGREES. ABORTED TAKEOFF AT APPROXIMATELY 5 KNOTS, RETARDED ENGINE TO IDLE, SHUTDOWN ENGINE IOct 25, 1995 · N857FT · Boeing 747132SDR DL76L954107Compressor · stalledAT APPROX 1,000 FEET AFTER TAKEOFF IN FRA, THE LT ENGINE HAD A SERIES OF COMPRESSOR STALLS, OVERTEMP WARNING CAME ON, TEMP WENT TO 737 DEGREES, POWER DROPPED BACK TO NEAR IDLE. WITNESSES REPORTED FLAMES FROM LEFT ENGINE AND BAD VIBRATIONS. THE ENGINE WAS SHUOct 25, 1995 · N178DN · Boeing 767332SDR USAABB95005Annulus Fillers · jammedPIT - FLT 115, ENROUTE PIT-SEA, NR 1 ENGINE BEGAN TO VIBRATE. REDUCTION IN POWER DID NOT ELIMINATE THE VIBRATION. FLIGHT RETURNED TO PIT AND LANDED WITH NO FURTHER INCIDENT. ENGINE WAS NOT SHUT DOWN IN FLIGHT. MAINTENANCE INSPECTED THE ENGINE INLET AND EXHOct 24, 1995 · N600AU · Boeing 757225SDR 9516626740Fan Exit Liner · detachedDURING CLIMB, THE NR 1 ENGINE EXPERIENCED A VIBRATION WHICH CONTINUED DOWN TO IDLE AND THE ENGINE WAS SHUTDOWN. DUMPED 60,000 LBS OF FUEL AND THE AIRCRAFT RETURNED TO ANC WHERE AN UNEVENTFUL THREE ENGINE LANDING WAS MADE. INSPECTION FOUND A PORTION OF THE FAOct 24, 1995 · N640US · Boeing 747251FSDR 95ZZZX6361Seal/Ring · leakingABQ - AIRCRAFT EXPERIENCED SMOKE IN CABIN IMMEDIATELY AFTER TAKEOFF. FLIGHT CREW FOLLOWED EMERGENCY PROCEDURES AND LANDED WITHOUT INCIDENT. BORESCOPE INSPECTION OF RIGHT ENGINE REVEALED 4/5 BEARING SEALS LEAKING OIL INTO COMPRESSOR SECTION. RIGHT ENGINE WASOct 23, 1995 · N135DE · Lear 35ASDR CAL950950Blade · brokenFLT NR 423 - ELP - THE NR 1 ENG FAILED WITH AN ENGINE FIRE WARNING INDICATION WHILE EN ROUTE FROM IAH TO LAX. THE FAILURE WAS ACCOMPANIED BY VIBRATION AND LOSS OF THE LEFT HYDRAULIC SYSTEM. THE NR 1 ENGINE WAS SHUT DOWN AND THE AIRCRAFT WAS DIVERTED TO ELP WOct 22, 1995 · N92874 · Doug DC982SDR DL76L954081Compressor · stalledAT 1,100 FT AFTER T/O, THE LT ENG COMP STALLED AND EGT WENT TO 652 DEGREES. PWR WAS REDUCED TO IDLE AND ENG OPS NOR TO LANDING. REVERSERS NOT USED, OVERWT LANDING ACCOMP VSI 300 FPM SPEED AT 170, LANDING SMOOTH. EVIDENCE OF BIRD STRIKE ON NOSE COWL, PERFORMOct 20, 1995 · N178DN · Boeing 767332SDR 95ZZZM679Bearing · failedSTL - DURING CLIMB, SHUT DOWN NR 1 ENGINE, DUE TO OIL FILTER BYPASS LIGHT ILLUMINATION. FOUND METAL PARTICLES IN OIL FILTER. REPLACED ENGINE. GROUND OPERATION CHECKED NORMAL. INVESTIGATION OF OIL FILTER BYPASS LIGHT ILLUMINATION AND METAL PARTICLES FOUND IOct 19, 1995 · N931L · Doug DC932SDR MALA954666Seal · failedFLT NR 3487 - IN CRUISE FLIGHT TO MSP, THE CREW NOTED THAT SMOKE WAS NOTED WITH THE BLEED AIR ON. THE CREW TURNED OFF THE BLEED AIR SYSTEMS AND CONTINUED TO MSP. MAINTENANCE REPLACED THE RIGHT COMPRESSOR SEAL. ALL CHECKS WERE SATISFACTORILY. (M)Oct 16, 1995 · N159MC · Swrngn SA227ACSDR 95UAL900204Fan Blade · bentPOSSIBLE BIRD STRIKE/INGESTION IN LEFT ENGINE, HAD UNUSUAL NOISE AND VIBRATION DURING CLIMB, RETURNED TO LHR. FOUND TWO FAN BLADES WITH BENT LEADING EDGES AT BLADE MID SPAN. REPLACED BENT BLADES AND THEIR MATCHING PAIRS.Oct 16, 1995 · N653UA · Boeing 767322SDR CAL950912Support Shelf · brokenFLT NR 477 - RDU - THE NR 1 ENGINE COMPRESSOR BEGAN TO STALL AT FL 310 WHILE EN ROUTE FROM EWR TO TPA. THE STALL WAS ACCOMPANIED BY A LOUD BANGING IN REAR OF AIRCRAFT. THE NR 1 ENGINE WAS BROUGHT TO IDLE AND THE STALLING CEASED. THE AIRCRAFT WAS DIVERTED TOOct 12, 1995 · N93875 · Doug DC982SDR 95UAL900195Compressor · stalledON CLIMBOUT, LEFT ENGINE HAD COMPRESSOR STALL WITH RISING EGT, MAX REACHED 657C. POWER REDUCED TO IDLE EGT STABLIZED AT 550C, LANDED OVERWEIGHT.Oct 12, 1995 · N576UA · Boeing 757222SDR 95UAL900194Bearing · spalledLEFT ENGINE OIL FILTER BYPASS INDICATION ILLUMINATED AND OIL TEMPERATURE, PRESSURE AND QUANTITY REMAINED NORMAL. OIL PRESSURE BEGAN TO RISE AND THEN DROPPED TO ZERO. ENGINE WAS SHUTDOWN, TEMP AND QUANTITY REMAINED STEADY. GROUND INSPECTION FOUND METAL IN THOct 11, 1995 · N579UA · Boeing 757222SDR 95UAL900186Compressor · stalledLEFT ENGINE HAD A COMPRESSOR STALL AT FL 390. AIR TEMP MINUS 25 DEGREES. ENGINE ANTI-ICE ON. DESCENDED TO FL 310 AND ALL OPERATIONS NORMAL. NO LIMITS WERE EXCEEDED. ENGINE WAS BORESCOPED AND CHECKED PER MM 71-00-35. NO FAULTS WERE FOUND AND THE AIRCRAFT Oct 10, 1995 · N611UA · Boeing 767222SDR 96ZZZX185Bearing · failedCREW NOTED REDUCED TORQUE INDICATED ON TAKEOFF. CLIMB TORQUE INDICATED NORMAL. PCU AND FCU WERE CHANGED WITH NO EFFECT. WET TAKEOFF POWER NORMAL. ENGINE WAS REMOVED AND SENT TO ROLLS ROYCE CANADA. TEAR DOWN INDICATES FAILURE OF LAY SHAFT FRONT BEARING ROLOct 9, 1995 · N2FOR · Fokker F27MK600SDR CAL950886Support Shelf · brokenFLT NR 723 - OMA - THE NR 2 ENGINE EXPERIENCED A LOSS OF POWER WHILE EN ROUTE FROM CLE TO LAS. THE ENGINE THROTTLE WAS REDUCED TO IDLE AND THE AIRCRAFT WAS DIVERTED TO OMA WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND METAL IN THE NR 2 ENGINE TAILPIPE.Oct 5, 1995 · N71828 · Doug DC982SDR MRKA9570C-1 Fan · bentON APPROACH TO MDW, AIRCRAFT SUSTAINED DAMAGE TO THE NR 1 ENGINE FAN BY A BIRD STRIKE. THE LANDING OCCURED WITHOUT FURTHER INCIDENT. INSPECTED NR 1 ENGINE PER MAINTENANCE MANUAL 72-00. FOUND TWO BLADES BENT BEYOND LIMITS PER 72-33-21, PAGE 801-808, FIGURE 8Oct 4, 1995 · N673MA · Boeing 7372X6CSDR HEEA955829Gearshaft · stepwearENGINE REMOVED DUE TO 1750 HOUR INSPECTION. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEP WEAR BEYOND LIMITS ON SPUR ADAPTER GEARSHAFT AFT SPLINES. NEW PART INSTALLED.Oct 4, 1995 · N1545K · Skrsky S76ASDR HEEA955828Gearshaft · stepwearENGINE REMOVED DUE TO CRACKED SCROLL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEP WEAR BEYOND LIMITS ON SPUR ADAPTER GEARSHAFT FWD & AFT SPLINES. NEW PART INSTALLED.Oct 4, 1995 · N911MJ · Skrsky S76ASDR HEEA955827Gearshaft · stepwearENGINE REMOVED DUE TO CRACKED SCROLL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEP WEAR BEYOND LIMITS ON SPUR ADAPTER GEARSHAFT FORWARD & AFT SPLINES. NEW PART INSTALLED.Oct 4, 1995 · N31219 · Skrsky S76ASDR DL31L953844Compressor · stalledDURING TAXI OUT, NR 2 ENGINE HAD OFF IDLE STALL, RETURNED TO BLOCK. ENGINE WAS REPLACED AND ROUTED TO SHOP.Sep 27, 1995 · N837AB · Airbus A310324SDR COMA9511973Compressor · fod damageDURING PREFLIGHT INSPECTION, FOUND COMPRESSOR BLADE DAMAGE ON RT ENGINE. REPLACED ENGINE.Sep 25, 1995 · N1105G · Emb EMB120RTSDR 96ZZZX521Seal · leakingSEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. ENGINE TOTAL CYCLES, 7,698.4.Sep 23, 1995 · N586BH · Bolkms BK117A4SDR 9514495523Compressor · stalledDURING CLIMB, THE NR 1 ENGINE COMPRESSOR STALLED ACCOMPANIED BY POWER LOSS AND YAW TO THE LEFT. ENGINE RECOVERED SHORTLY THEREAFTER WITH NORMAL INDICATIONS. AIRCRAFT WAS RETURNED TO MSP AND LANDED WITHOUT INCIDENT. METAL WAS FOUND IN THE TAILPIPE AND THE ENSep 21, 1995 · N523US · Boeing 757251SDR 95ZZZX6242Impeller · failedDURING ENGINE OPERATION, CENTRIFUGAL COMPRESSOR IMPELLER FAILED CAUSING UNCONTAINED PARTS EXITING FROM ENGINE COMPRESSOR SPOOL CORE DURING FLIGHT. THIS UNCONTAINED FAILURE RESULTED IN POWERPLANT POWER SHUT DOWN WITH RESULTANT HARD LANDING OF AIRCRAFT. RECOMMSep 18, 1995 · N70410 · Bell UH1LSDR 95UAL900135Blades · damagedNR TWO ENGINE EXPERIENCED COMPRESSOR STALL IN STEADY STATE CLIMB. RETARDED THROTTLE TO IDLE AND USED POWER ON LANDING. ENGINE WAS BORESCOPED AND LOW PRESSURE COMPRESSOR BLADES WERE FOUND DAMAGED. ENGINE WAS REMOVED AND ROUTED TO THE SHOP.Sep 18, 1995 · N604UA · Boeing 767222SDR 95FDEA01386Compressor · stalledJFK-FRA - EN ROUTE AT FL 330 1408Z, NR 1 ENG EXPERIENCED A COMPRESSOR STALL. AFTER 2 MILD BUMPS, THE ENG PARA WOUND DOWN, NO OVERTEMP PRESENT. AFTER CHECKLIST PROCEDURE NORMAL FLT WAS ACCOMP. IN CRUISE AT FL 370, NR 1 ENG FLAMEOUT. AFTER PERFORMING CHECKLISep 18, 1995 · N638FE · Boeing 747245FSDR 95ZZZX6331Blade · mismanufacturedFIFTY-NINE EACH CT BLADES RECEIVED FROM PWC. INSPECTION OF BLADES REVEALED 1 EACH BLADE MISSING THE CHAMFER ON THE TRAILING EDGE OF RIVET SLOT. BLADE RETURNED TO PWC FOR CREDIT.Sep 15, 1995SDR 96ZZZX113Compressor · damagedNR 1 ENGINE HAS C-1 AND C-2 DAMAGE. T7 LEADING EDGE DAMAGE. REMOVED AND REPLACED NR 1 ENGINE. LEAK AND OPS CHECKS GOOD.Sep 14, 1995 · N775AT · Boeing 727290SDR 9514272292Compressor · stalledSUSPECTED COMPRESSOR STALL OCCURRED IN NR 3 ENGINE DURING TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED THE ENGINE AND NO DISCREPANCIES WERE NOTED. ON RUNUP, ENGINE PERFORMANCE WAS SATISFACTORY AND AIRCRSep 13, 1995 · N292US · Boeing 727251SDR PLGA91095JBearing · spalledBOS/BTV - FLT 4330 - DURING CRUISE FLIGHT, CREW EXPERIENCED SEVERAL LOUD BANGS FROM LT ENGINE AS ENG LOST POWER. ITT INCREASED TO 975 DEGREES CELSIUS PLUS & RISING AS OTHER PARAMETERS DECREASED. ENG SHUT DOWN & ACFT DIVERTED TO MHT WHERE UNEVENTFUL SINGLE ENSep 11, 1995 · N6929M · Beech 1900CSDR 95ZZZX6204Bearing · making metalBEARING MAKING METAL. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.Sep 11, 1995 · N911BH · Bolkms BO105CBSSDR 9514191156Compressor · stalledTOP OF DESCENT, NR 3 ENGINE COMPRESSOR STALLED AND WAS SHUTDOWN. ENGINE WAS RESTARTED AND LANDED WITHOUT FURTHER INCIDENT. THE ENGINE WAS INSPECTED, BORESCOPED AND AN INFLIGHT BLEED CHECK IS SCHEDULED. THE PRBD, EVC REMOVAL AND PRECISION TRIM IS ON DEFERRALSep 11, 1995 · N156US · Doug DC1040SDR CA951027010Bearing · distressed(CAN)THE #1 ENGINE WAS SHUTDOWN AFTER A SERIES OF LOUD BANGS WERE HEARD AND ITT INCREASED TO 975 DEGREES C.INITIAL INSPECTION FOUND THE GAS GENERATOR SEIZED THOUGH THE POWER SECTION WAS FREE. THE ENGINE WAS SENT TO R&O. INVESTIGATION OF THE ENGINE REVEALED #1Sep 10, 1995SDR 96ZZZX532Seal · leakingSEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. ENGINE TOTAL CYCLES, 4,870.4.Sep 8, 1995 · N911VU · Bolkms BK117B1SDR USAA951000Compressor · failedBNA - COMPRESSOR STALL ON LEFT ENGINE. CAPTAIN SHUT DOWN NR 1 ENGINE. REMOVED AND REPLACED NR 1 ENGINE PER JOB CARD. OPS AND LEAK CHECKED NORMAL. (M)Sep 7, 1995 · N966VJ · Doug DC931SDR 97ZZZX3213Ejector Nozzle · crackedDURING FLIGHT, PILOT HEARD A LOUD BANG FOLLOWED BY A WHINE. PILOT LANDED THE AIRCRAFT WITH NO FURTHER PROBLEMS. INSPECTED AND FOUND EJECTOR NOZZLE ASSY MISSING ONE NOZZLE, FOUND THE BROKEN NOZZLE HAD BEEN SUCKED IN BY THE COMPRESSOR, AND FOUND THE REMAINS OFSep 5, 1995 · N5753D · Bell 206L1SDR SWAA950617Fan Blades · bentON TAKEOFF, EXPERIENCED BIRDSTRIKE TO NR 2 ENGINE CAUSING VIBRATION. AIRCRAFT RETURNED TO SFO AND MADE AN UNEVENTFUL LANDING. PERFORMED BIRDSTRIKE INSPECTION AND FOUND TWO ENGINE FAN BLADES BENT. REPLACED BLADES AND PERFORMED ENGINE POWER ASSURANCE RUN PER Sep 4, 1995 · N394SW · Boeing 7373H4SDR 96ZZZX3288C-1 Blade · damagedIFP - FLT 3225 - EN ROUTE IFP - NR 2 ENGINE ENCOUNTERED A BIRD STRIKE. UPON INSPECTION, FOUND BIRD STRIKE DAMAGED, 3 EACH N1 FAN BLADES. REPLACED NOTED BLADES. BORESCOPE LP COMPRESSOR. NO DAMAGE FOUND. ENGINE RUN AND ENGINE PARAMETERS NORMAL. AIRCRAFT RESep 1, 1995 · N309VA · Boeing 737247SDR 95ZZZX5895Compressor · stalledJAN - FLT 4596 - RIGHT ENGINE COMPRESSOR STALLED JUST AFTER TAKEOFF. AUTOCOARSEN SYSTEM ACTIVATED, AND CREW SHUT DOWN RT ENGINE. FLT 4596 RETURNED TO JAN SAFELY. REPLACED RIGHT ENGINE.Sep 1, 1995 · N353SB · Saab 340BSDR 95ZZZX5615Impeller Vane · crackedDURING TAKEOFF ROLL, ENGINE MADE WHAT PILOT DESCRIBED AS COMPRESSOR STALLS. ENGINE DISASSEMBLED BY P & W. INVESTIGATION FOUND A LARGE PORTION OF ONE VANE (APPROXIMATELY 1.75 SQUARE INCH) WAS FRACTURED FROM THE INDUCER AREA OF THE IMPELLER. NO OTHER EVIDENCEAug 30, 1995 · N83ND · Cessna 501
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