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 97ZZZX2431Seal · leakingSEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Dec 27, 1996 · N202HN · Bolkms BK117A3SDR 97ZZZX2429Shaft · defectiveCOMPRESSOR SHAFT IMPROPER STRETCH. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Dec 27, 1996 · N202HN · Bolkms BK117A3SDR SWAA961448Blades · bentEXPERIENCED NUMEROUS BIRD STRIKES AFTER TAKEOFF. ALL ENGINE PARAMETERS REMAINED NORMAL. RETURNED TO SDF AND MADE AN UNEVENTFUL LANDING. PERFORMED BIRD STRIKE INSPECTION. FOUND 2 BENT FAN BLADES ON NR 2 ENGINE, BUT WITHIN M/M LIMITS. OK FOR SERVICE, BORESCDec 26, 1996 · N361SW · Boeing 7373H4SDR 9627062288Compressor · fodDURING CRUISE AT FLIGHT LEVEL 31, THE NUMBER TWO ENGINE EXPERIENCED COMPRESSOR STALLS. CREW REDUCED THE NUMBER TWO ENGINE POWER TO IDLE, RETURNED TO MSP AND LANDED WITHOUT FURTHER INCIDENT. THE ENGINE WAS SHUTDOWN AFTER LANDING. MAINTENANCE FOUND A PIECE OFDec 26, 1996 · N288US · Boeing 727251SDR DL72L962767Compressor · stalledREJECTED TAKOFF DUE TO NOISE OF COMPRESSOR STALL, FOLLOWED BY ENG FAIL LIGHTS. STRONG CROSS WIND AT 70 DEGS OF 19 KNTS OCCURED PRIOR TO TAKE OFF AIRSPEED INDICATION. INSPECTED 1, 2, AND 3 ENGINE INTAKE AND EXHAUSTS, RAN ENGINES PER P.F.H.B. 4-0-7-7 ALL PARADec 24, 1996 · N512DA · Boeing 727232SDR 97ZZZX989Rub Strip · disbondedDURING PRE-FLIGHT PIC NOTED THE NR 2 ENGINE C1 COMPRESSOR WOULD NOT TURN. FURTHER INSPECTION REVEALED THE SEGMENTED LINING ASSY (RUB STRIP) WAS DISBONDED IN THE UPPER SECTION OF THE ENGINE (FROM 4 O'CLOCK TO 10 O'CLOCK POSITION). THE NR 2 ENGINE WAS REMOVED Dec 22, 1996 · N518AT · Boeing 75723NSDR 9627002707Compressor · stalledDURING CLIMB, THE NUMBER ONE ENGINE EXPERIENCED MULTIPLE COMPRESSOR STALLS. CREW REDUCED POWER ON THE NUMBER ONE ENGINE, DIVERTED TO LAS AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NUMBER ONE ENGINE DUE TO FOD.Dec 21, 1996 · N816EA · Boeing 727225SDR 96UAL900952Lever Arm · failedON CLIMBOUT PASSING APPROXIMATELY 6,000 FEET A LOUD BANG WAS HEARD AND THE NR 2 ENGINE ROLLED BACK. ALL INDICATIONS LOOKED GOOD FOR A RELIGHT. WHEN RELIGHT WAS ATTEMPTED VIBRATION WAS HIGH AND THE RESTART WAS ABORTED. *S/D* 3 HIGH PRESSURE COMPRESSOR VARIADec 19, 1996 · N424UA · Airbus A320232SDR HEEA968764Gearshaft · step wearENGINE REMOVED DUE TO CRACKED SCROLL. UPON VISUAL INSPECTION OF COMPRESSOR NOTED THE FOLLOWING: STEP WEAR BEYOND SERVICEABLE LIMITS ON SHAFT AFT SPLINES. INSTALLED A USED SERVICEABLE PART.Dec 17, 1996 · N1545K · Skrsky S76ASDR HEEA968763Gearshaft · step wearENGINE REMOVED DUE TO CYCLED OUT 1ST AND 2ND STAGE WHEELS. UPON VISUAL INSPECTION OF COMPRESSOR NOTED THE FOLLOWING: STEP WEAR BEYOND SERVICEABLE LIMITS ON SHAFT AFT SPLINES. INSTALLED A USED SERVICEABLE PART.Dec 17, 1996 · N706AE · Skrsky S76ASDR HEEA968762Gearshaft · step wearENGINE REMOVED DUE TO METAL IN OIL. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: STEP WEAR BEYOND SERVICEABLE LIMITS ON SHAFT AFT SPLINES. INSTALLED A USED SERVICEABLE PART.Dec 17, 1996 · N27702 · Bell 206L1SDR 9626385517Compressor · fodWHILE WAITING IN LINE TO DE-ICE, NR 1 ENGINE SHUT DOWN. A 727 IN FRONT HAD JUST THROTTLED UP AFTER BEING DE-ICED. MAINTENANCE FOUND SNOW AND ICE PLUGGING INTERMEDIATE AREA OF COMPRESSOR. VISUAL AND BORESCOPE INSPECTION OF THE ENGINE WAS PERFORMED, NO DAMAGEDec 15, 1996 · N517US · Boeing 757251SDR HEEA968711Shroud Housing · over specsRECEIVING INSPECTION REVEALED: AFT PILOT MEASURE .004 TO .006 OVERSPECS ON SHROUD HOUSING. (SPEC 10.199 - 10.200)Dec 13, 1996 · N8594X · Bell 206L3SDR 97ZZZX202Case Half · crackedDURING ANNUAL INSPECTION THE ENG COMPRESSOR CASE HALVES WERE INSPECTED AND FOUND TO BE CRACKED AND LIFTING. REPLACED CASE HALVES.Dec 13, 1996 · N5074R · Hughes 369DSDR ZIAA96075Bearing Support · separatedFWA - NR 2 ENGINE FIRE WARNING ILLUMINATED ON CLIMB-OUT. PULLED EMERGENCY SHUT DOWN HANDLE AND DISCHARGED FIRE BOTTLE. RETURNED TO FWA. FOUND REAR TURBINE BEARING SUPPORT SEPARATED AT MOUNT POINT. NO FIRE PRESENT BUT HOT EXHAUST GASES SET OFF THE FIRE WARNDec 11, 1996 · N5522 · Lkheed 188ASDR COMA9660229Fan Blade · fodAT 25,000 FT A BANG SOUND WAS HEARD FOLLOWED BY A 2.2 VIB ON RT ENGINE. MAINTENANCE REPLACED TWO SETS OF DAMAGED FAN BLADES ON RT ENGINE. IT IS PROBABLE THAT THIS FOD WAS CAUSED BY ICE FROM THE GALLEY WATER DRAIN MAST.Dec 11, 1996 · N963CA · Cndair CL6002B19SDR CALA9601784Comp Blade · failedTHE NR 1 ENGINE FAILED AT ROTATION WITH NO WINDMILLING RPM OR OIL PRESSURE NOTED IN FLIGHT. THE AIRCRAFT WAS RETURNED TO RSW WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND METAL IN THE NR 1 ENGINE TAILPIPE. THE NR 1 ENGINE WAS REMOVED AND REPLACED. *SDec 11, 1996 · N69523 · Doug DC932SDR 97ZZZX2374Compressor · cover brokenENGINE WAS PRODUCING AN ODD NOISE AND HAD A HIGH FREQUENCY VIBRATION. PREVIOUS VIBRATION CHECK WITH BRUEL AND KSAER VIB METER 64.4 HRS EARLIER WAS WITHIN LIMITS. INSPECTED COMPRESSOR WITH BORESCOPE THROUGH BLEED VALVE HOLE AND FOUND TAB ON CENTRIFUGAL COMPREDec 11, 1996 · N215LA · Snias AS350B1SDR ORJA96116Compressor · stalledON TAKEOFF NORMAL POWER ABOUT 800 AGL LEFT ENGINE COMPRESSOR STALLED, THROTTLE REDUCED TO IDLE. POWER ADVANCED ENGINE RAN OK. RETURNED TO RENO. REMOVED AND REPLACED NR 1 ENGINE IAW CARD 0099 AND MM 71-00-00. ALL PARAMETERS NORMAL, NO LEAKS NOTED. (M)Dec 9, 1996 · N753RA · Doug DC987SDR CA970421058Compressor · leaking(CAN) COMPRESSOR DISCHARGE AIR LEAKING BETWEEN COMPRESSOR SCROLL DISCHARGE AND STEEL INSERTS. PART TC: 1,665.Dec 9, 1996 · Hughes 369DSDR ORJA96113Lock Ring · crackedFOUND C-1 BLADE LOCK RING CRACKED AT PULL HOLE APPROXIMATELY TWO INCHES FROM END. REPLACED C-1 BLADE LOCK RING. (M)Dec 3, 1996 · N871RA · Doug DC983SDR HEEA968602Shroud Housing · under sizeRECEIVING INSPECTION REVEALED; UNDERSIZED THROAT CLEARANCE ON SHROUD HOUSING. INSTALLED A NEW SHROUD HOUSING.Dec 3, 1996 · N5007N · Bell 206L1SDR N3VR96157Igv Case · crackedINLET GUIDE VANE CASE WAS CRACKED AT A PREVIOUS WELD REPAIR. THE INLET GUIDE VALVE (I/G/V) CASE WAS REPLACED IAW MM 72-00 AND THE NR 1 BEARING WAS REPLACED IAW MM 72-00-23. (M)Dec 2, 1996 · N590CA · Boeing 727231SDR 97ZZZX348Bearing · damagedENGINE REPORTEDLY MADE UNUSUAL NOISE FOLLOWED BY CHIP LIGHT DURING ENGINE START. DISASSEMBLED, AND FOUND SEVERELY DAMAGED NR 2 BEARING, PN 4-301-091-02, AND NR 3 BEARING. ALSO, FOUND PT ROTOR BLADES SHIFTED (WITHIN LIMITS), HEAVY RUB ON PT ROTOR BLADE TIPS ADec 1, 1996SDR CA970129010Compressor · damaged(CAN) SHORTLY AFTER TAKEOFF AT APPROXIMATELY 500 FEET THE CREW HEARD A LOUD BANG COMPRESSOR STALL, THEN A SECOND ONE. THE RIGHT ENGINE EGT WENT TO THE HIGH ZONE. THE #2 ENGINE WAS SHUTDOWN AND THE AIRCRAFT RETURNED TO POINT OF DEPARTURE. POST FLIGHT INSPECTIONNov 30, 1996 · Doug DC932SDR 96UAL900910Compressor · stalledAIRCRAFT RETURNED TO FIELD DUE TO RIGHT ENGINE COMPRESSOR STALL AND HIGH EGT. *S/D* COMPRESSOR STALL IS ATTRIBUTED TO THE N2 COMPRESSOR FAILURE. THE ENGINE WAS REMOVED FROM THE AIRCRAFT. THE ENGINE IS NOT YET DISASSEMBLED.Nov 27, 1996 · N641UA · Boeing 767322SDR 96UAL900905Compressor · stalledAFTER TAKEOFF, NR 1 ENGINE EXPERIENCED A COMPRESSOR STALL AND HIGH EGT. SHUT DOWN ENGINE, DUMPED FUEL AND RETURNED TO FIELD. *S/D* ENGINE REPLACED, NO VISIBLE DAMAGE FOUND, NO CONTROL SYSTEM FAULTS. COMPRESSOR STALL ATTRIBUTED TO LOW N2 COMPRESSOR PERFORMANov 27, 1996 · N190UA · Boeing 747422SDR 96UAL900900Compressor · stalledNR 3 ENGINE STALLED ON TAKEOFF JUST AFTER LIFTOFF. A/C RETURNED TO FIELD. NO VISIBLE DAMAGE. NO CONTROL SYSTEM FAULTS. SURGE IS ATTRIBUTED TO POOR N2 COMPRESSOR PERFORMANCE. ENGINE TO BE REFURBISHED. ENGINE REPLACED.Nov 25, 1996 · N186UA · Boeing 747422SDR TWAA9614402Blade · damagedSTL - FLT 341 - DURING CLIMB, SHUT DOWN NR 1 ENGINE, SN 1421, DUE TO COMPRESSOR STALL AND OIL QUANTITY WENT TO ZERO. FOUND TURBINE DAMAGE. REPLACED NR 1 ENGINE. ENGINE OPERATION THEN CHECKED NORMAL. ENGINE TOTAL TIME: 13,723 HOURS; 11,055 CYCLES. INVESTINov 22, 1996 · Doug DC983SDR AALA961725Comp Blade · brokenSMF - FLT 1842 - AFTER T/O SMF, DURING INITIAL CLIMB, NR 2 ENG INGESTED SEVERAL BIRDS FOLLOWED BY ENG VIBRATION. ACCOMP PROCEDURES AND SHUTDOWN NR 2 ENG. A/C RETURNED TO SMF AND LANDED O/W WITHOUT INCIDENT. REPLACED NR 2 ENG. ACCOMP LEAK CHECKS AND GROUND Nov 22, 1996 · N413AA · Doug DC982SDR 97ZZZX2962Bearing · failedNR 2 BEARING FAILURE. DURING START, NR 2 ENGINE FAILED. NR 1 ENGINE WAS AT GROUND IDLE. FAILURE OCCURRED AT 40 PERCENT N1 DURING START-UP. ALL PARAMETERS WERE NORMAL AND WITHIN LIMITS. THERE WAS A SUDDEN LOUD NOISE FOLLOWED BY SMOKE FROM THE TAILPIPE AND Nov 22, 1996 · N532KH · Bolkms BK117A3SDR HEEA968536Scroll Assy · mis repairedRECEIVING INSPECTION REVEALED: REPAIR TO SCROLL ASSEMBLY ANTI-ICE PORT NOT FULLY WELDED AS MARKED AND DIMENSION FROM ANTI-ICE PORT TO SPLIT LINE MEASURES .080 ABOVE BLUE PRINT SPECS (2.225)Nov 21, 1996SDR 97ZZZM156Compressor Blade · splitFLT - 759 - MIA-PID - PILOT REPORTED NR 1 TORQUE 3000 AT 11,000 FEET AND T5 AT 770 DEG, NG 93 PERCENT. OTHER ENGINES RUNNING NORMAL WITH 3700 TORQUE. A/C RETURNED TO MIA. THE A/C WAS INSPECTED AND FOUND TO BE SAFE FOR 3 ENGINE FERRY TO FLL. MAINTENANCE REPNov 21, 1996 · N8041D · Dhav DHC7102SDR P5CA9600957Fan Blade · bentON PREFLIGHT, FOUND 5 DAMAGED 1ST STAGE FAN BLADES. BLENDED 2 BLADES PER MAINTENANCE MANUAL 72-31-02, REPLACED 3 BLADES AND MATCHED SET PER MAINTENANCE MANUAL 72-31-02.Nov 20, 1996 · N858FT · Boeing 747123SDR CA961128006Bearing Cage · breaking apart(CAN) #2 ENGINE OIL FILTER IMPENDING BY-PASS BUTTON EXTENDED. #2 FULL FLOW CHIP DETECTOR FOUND TO BE METAL CONTAMINATED. METAL ANALYSIS FOUND TO BE #3 BEARING CAGE MATERIAL. ON DISASSEMBLY #3 BEARING CAGE WAS FOUND TO BE BREAKING APART.Nov 20, 1996SDR 9625109987Compressor · stalledDURING TAKEOFF ROLL, ONE OR MORE ENGINES EXPERIENCED COMPRESSOR STALLS. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE INSPECTED BOTH ENGINES, PERFORMED OPERATIONAL CHECK AND CHECKED OK. COULD NOT DUPLICATE STALLS.Nov 20, 1996 · N987US · Doug DC932SDR 96UAL900879Fan Rotor · out of balanceNR 1 ENGINE VIBRATES STARTING AROUND 92 PERCENT N1 AND INCREASES IN INTENSITY. AROUND 95-96 PERCENT NI, IT APPEARS TO HAVE A PHASE OR OUT OF SYNC. BEAT. TURNING OFF BLEEDS, HYDRAULIC OR ELECTRICAL POWER HAS NO EFFECT. VIBRATION WAS ISOLATED TO THE FAN ROTONov 19, 1996 · N1853U · Doug DC1030SDR C2XA96CL041Comp Blades · damagedCLE - DURING A SCHEDULED OVERNIGHT INSPECTION, MAINTENANCE FOUND THE RT HAND ENGINE TO HAVE DAMAGED COMPRESSOR BLADES. THE COMPRESSOR BLADES WERE DETERMINED TO BE OUT OF LIMITS. MAINTENANCE REMOVED AND REPLACED THE RT HAND ENGINE IAW BEECHCRAFT 1900D MM 71-00Nov 18, 1996 · N48544 · Beech 1900DSDR 97ZZZX2745Seal · leakingSEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Nov 17, 1996 · N7060G · Bolkms BK117B1SDR 9624451146Compressor · stalledDURING POWER REDUCTION AT FL210, THE NR 1 ENGINE EXPERIENCED A COMPRESSOR STALL. AS EGT CLIMBED TO 750 DEGREES, THE ENGINE WAS SHUT DOWN AND RESTARTED. CREW FOLLOWED COCKPIT OPERATING PROCEDURE AND CONTINUED FLIGHT TO PHL WITHOUT FURTHER INCIDENT. VISUAL ANNov 14, 1996 · N146US · Doug DC1040SDR IXXA96165Compressor · stalledAFTER TAKEOFF FROM TOL, NR 4 ENGINE EXPERIENCED A COMPRESSOR STALL, THE FLIGHT RETURNED TO TOL. MAINTENANCE TROUBLESHOT THE EPR SYSTEM, INTERSTAGE BLEED VALVE, AND CLEANED THE PS4 FILTER. OPERATIONAL CHECKS OF THE ENGINE, INDICATION SYSTEMS AND BLEED VALVE WNov 13, 1996 · N870BX · Doug DC863FSDR HEEA968479Gearshaft · wornENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: FAILED GO,NO-GO GUAGE INSPECTION ON SPUR ADAPTER GEARSHAFT AFT SPLINES. INSTALLED NEW PART.Nov 13, 1996 · N2125M · Bell 206L1SDR HEEA968478Gearshaft · defectiveENGINE REMOVED DUE TO IMPELLER RETIREMENT. UPON INSPECTION OF COMPRESSOR PARTS NOTED THE FOLLOWING: FAILED GO,NO-GO GUAGE INSPECTION ON SPUR ADAPTER GEARSHAFT FORWARD AND AFT SPLINES. INSTALLED NEW PART.Nov 13, 1996 · N1076Y · Bell 206L1SDR 97ZZZX88Cover Tab · brokenPERFORMING A DAILY ON A/C, NOTED TWO METAL TABS LYING ON ENG DECK. AFTER INQUIRING ABOUT THEM, FOUND OUT THAT THE CENTRIFUGAL COMPRESSOR COVER WAS CRACKING AROUND CIRCUMFERENCE AND RELEASING THESE TABS FROM COVER. THE BROKEN TABS FORTUNATELY BLEW OUT BLEED VNov 12, 1996 · N21UM · Snias AS350BSDR WRLA96047Fan Blade · bird strikeDURING TAKEOFF, FLT CREW NOTICED FLOCK OF BIRDS IN AREA OF FLIGHT PATH, SHORTLY AFTER CREW NOTICED NR 1 ENGINE HAVING EXCESIVE VIBRATION. BIRD INGESTED INTO NR 1 ENGINE. FLIGHT CREW ELECTED TO RETURN TO POINT OF DEPARTURE FOR REPAIRS. AIRCRAFT LANDED WITHOUNov 11, 1996 · N274WA · Doug MD11FSDR ORJA9699Lock Ring · crackedFOUND C-1 BLADE LOCK RING BROKEN AT PULL HOLE APPROXIMATELY 2 INCHES FROM END. REPLACED C-1 BLADE LOCK RING. PART TOTAL CYCLES, 11,904. (X)Nov 11, 1996 · N822RA · Doug DC982SDR B4MR96003Compressor Case · crackedENGINE WAS RECEIVED BY AMERICAN INTERNATIONAL AIRWAYS FROM LUFTHANSA CARGO FOR CONVERSION FROM MODEL 9A TO -15. DISASSEMBLY AND SUBSEQUENT INSPECTION REVEALED A 4 BY 5 INCH HOLE IN THE INTERMEDIATE CASE, FRONT COMPRESSOR CASE. VISUAL INSP INDICATES THAT A CRNov 11, 1996SDR B4MR96002Compressor Case · crackedENGINE WAS REMOVED FOR COMPLIANCE OF AD 94-20-01. ENGINE WAS DISASSEMBLED AND INSPECTION REVEALED A FOUR INCH CRACK IN THE MOUNTING WELD WHICH PROGRESSED INTO A CIRCULAR DIRECTION WITH MATERIAL LIBERATION LIKELY IF LEFT UNDETECTED. ENGINE TIME SINCE HEAVY MANov 11, 1996SDR 96ZZZX6126Disc · crackedDISC HAS .1875 INCH LONG CIRCUMFERENTIAL CRACK IN FRONT SNAP DIAMETER (I.E. IN AN UNUSUAL LOCATION NOT PREDICTED BY ASB 4908). PART CYCLES, 9,092.Nov 11, 1996 · Boeing 747136SDR 9624011158Compressor · stalledAT FL310 WHEN POWER WAS REDUCTED FOR DESCENT, THE NR 2 ENGINE EXPERIENCED A COMPRESSOR STALL. THERE WAS A SUBSEQUENT VIBRATION UNTIL THE ENGINE WAS SHUT DOWN. NO ABNORMAL EGT OR FUEL FLOW INDICATION AT THE TIME OF INCIDENT. FLIGHT CONTINUED TO DTW WITHOUT FNov 10, 1996 · N158US · Doug DC1040
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