Pratt & Whitney JT9D-7J
Service difficulty reports · 257
Newest first. General aviation reporting is voluntary.
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 engine_model_key = 'JT9D7J' 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 engine_model_key = 'JT9D7J' 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 EIA2005262Csd · failedPERFORMED INFLIGHT ENGINE SHUTDOWN DUE TO FAILURE OF NR 1 CSD TO DISCONNECT. FL 290, TAT -17, SAT -47, 312 KTS, .81 MACH, 11:08Z OIL PRESS 20 PSI, OIL TEMP 78 DEG C, DURATION 2:08. PMG VOLTS 52, N1 30 PERCENT, CSD RPM 520, N2 27 PERCENT. DFRL DMI 572 PER MESDR EIA2005259Engine · failedDURING CLIMB-OUT AT 5,000 FT AGL, NR 3 ENG EMITTED A BIG BANG AND STALLED. CAUSE OF DAMAGE UNDETERMINED. REMOVED AND REPLACED ENGINE PER WORK CARD F7201-7204 AND 7207.SDR WRNA20050028Fuse · blownTAKEOFF WARNING WENT OFF AT 140 KTS. ABORTED TAKEOFF. NR1,3,5,6, AND 7 MLG WHEEL ASSY'S THERMAL FUSE PLUG DISCHARGED AFTER RETURNING TO GATE. FREIGHT REMOVED FROM AIRCRAFT. PERFORMED TAKEOFF WARNING SYSTEM CHECK IAW 31-26-00 PGS 101 AND 501. SYSTEM OPS NORMALSDR WRNA200050026Cowling · missingUPON LANDING AT SKBO, POST FLIGHT REVEALED THAT NR 1 ENGINE REVERSER COWLING MISSING.SDR EIA2005152Controller · malfunctionedNR 3 ENGINE ON DESCENT FL 350 WOULD NOT RESPOND TO PUSH-UP. RESTART REQUIRED ALL PAREMETERS WERE NORMAL RESTART OK. NR 3 EVC REPLACED AND TRIMMED PER MMS 71-00-00 AND 75-31-01 RESPONCE NORMAL.SDR EIA2005132Engine · failedFL 340 IN CRUISE, NO TURBULENCE LOUD BANG WITH YAW TO RIGHT ENG NR 4 N1, N2 EGT PARAMETERS INDICATION EXCEEDENCES (RED) ENGINE FLAMED OUT. SECURED ENG. NO FIRE WARNING. METAL IN TAILPIPE REMOVED AND REPLACED NR 4 ENGINE IAW F7201/9724001.SDR 05039Wire · damagedDURING DESCENT B-LOOP ON NR 3 NACELLE WENT FIRE INDICATION WITH A-INOP. PRECAUTIONARY SHUTDOWN NR 3 ENG. REPAIRED DAMAGED WIRE ON UPPER LOOP BELOW PYLON CLOSE TO CANNON PLUG AND SECURED LOOSE LOOP ASSY AT UPPER I/B BRACKET IAW B747 MM 26-11-02 AND OPS CHECKESDR WRNA200500001Cap · looseON CLIMB-OUT FROM MIA, NR 1 OIL QTY STARTED TO DECREASE RAPIDLY. DID A PRECAUTIONARY ENG SHUTDOWN OF NR 1 ENGINE FOR OIL QTY LOSS. RETURNED TO AIRFIELD, LANDING NORMAL. MAINTENANCE INSPECTED NR 1 ENG AND FOUND OIL TANK CAP NOT IN CLOSE POSITION. SERVICED ESDR 05010Duct · looseAT FL 34.0, NR 2 ENG START VALVE LIGHT ILLUMINATED; FOLLOWED CHECKLIST. NR 2 THROTTLE SEIZED; RAN SEVERE DAMAGE CHECKLIST. ALL ENGINE INDICATIONS NORMAL. PERFORMED VISUAL INSPECTION TO ENGINE. FOUND 8TH STAGE BLEED DUCTS LOOSE AND START VALVE DAMAGED. INSSDR 05007Compressor · stalledNR 2 ENGINE COMPRESSOR STALL AT 31,500 FT AND AGAIN AT FL350. ENGINE SHUTDOWN. REMOVED AND REPLACED NR 2 ENGINE. PERFORMED TEST NUMBERS 3, 6, 8, 9, 11, 12, AND 16. TRIM RUNS PERFORMED. OPS AND LEAK CHECK GOOD AND FINAL PARAMETERS RECORDED. ALL WORK PERFOSDR 05003Gearbox · damagedNR 4 ENG SLOW/STEADY OIL LEAK FROM 5.6 GALS DOWN TO 0.6 GALS. OIL TEMP CONSTANT AT 75 TO 79C AND OIL PRESS STEADY AT 47 TO 49 PSI. ACCOMPLISHED PRECAUTIONARY ENG SHUTDOWN IAW AOM VOL I, LOW OIL QTY PG 3-109, IN FLT ENG SHUTDOWN PG 3-97 AND WINDMILLING ENG PRSDR EIA2004136Engine · failedEN ROUTE FRA/HKG, CRUISE CONFIGURATION AT FLT LEVEL 37K, CREW NOTICED MOMENTARY VIBRATION/RUMBLE, AND OBSERVED LOSS OF NR 2 ENGINE POWER (ROLL BACK). ENGINE INSTRUMENTS AT IDLE VALUES WITH N1 RPM ZERO. REPEATED THROTTLE CYCLING PRODUCED NO ENGINE RESPONSE. PSDR EIA2004132Strap · corrodedUPPER DECK FLOORBEAM STRAP HAS EXFOLIATION CORROSION, STA 420R, 3 INCHES IB FUSELAGE SKIN. REPLACED STRAP IAW SRM 51-30-02, PGS 8-9, 51-30-05, FIG 4, AND 51-30-02, PGS 8-9SDR EIA2004135Web · cracked1.1 INCH CRACK ON NOSE WHEEL WELL BOX WEB, STA. 340, RBL 15, WL 150. REMOVED DAMAGED WEB, FABBED AND INSTALLED REPLACEMENT PARTS IAW ECRA 470-53-207-2SDR 0401436718Engine · fireDURING TAXI IN, THE NR 2 ENGINE FIRE WARNING ANNUNCIATED. THE CREW SHUT DOWN THE ENGINE AND DISCHARGED THE LT FIRE BOTTLE FOR NR 2 ENGINE. THE FIRE WARNING CEASED. NO OTHER ABNORMAL ENGINE INDICATIONS WERE OBSERVED. MAINTENANCE INSPECTION FOUND EVIDENCE OF A SDR EIA2004092Splice · crackedSTA 520, STR 12R, STRINGER SPLICE FOUND CRACKED ON REMOVAL. REMOVED CRACKED SPLICE, LOCATED, DRILLED AND INSTALLED NEW SPLICE IAW SRM 51-30-02, PGS 2-3 AND 8-9.SDR EIA20041130Pressure Panel · delaminatedMAIN CABIN STA 1380, RBL 75.9, PRESSURE DECK WEB SHOWS EVIDENCE OF DELAMINATION. REMOVED DAMAGE, FABBED AND INSTALLED REPAIR IAW SRM 51-10-07, FIG 251-30-05 PGS 6-9, AND 51-30-02.SDR EIA2004014Engine · flamed outCLIMBING THROUGH 38500 FT NR 4 ENGINE FLAMED OUT. INFLIGHT RESTART NORMAL. INSPECTED INTAKE AND EXHAUST NO DEFECTS NOTED INSPECTED BLEED SCREENS NO FOREIGN OBJECTS NO DEFECTS. REPLACED MAIN FUEL FILTERS, SUMPED NR 4 FUEL DRAIN NO WATER FOUND. FUEL PUMP PRESSSDR P5CA0300982Connector · dirtyON PUSHBACK NR 3 ENG FUEL FLOW RESPONDED ERRATICALLY. CLEANED CONNECTOR ON FUEL FLOW TRANSMITTER, OPS NORMAL ON RELIABILITY CHECK PER MM 73-00-00.SDR EIA2003147Hose · failedNR 1 ENGINE OIL QUANTITY DECREASED RAPIDLY ON CLIMB OUT FROM EROS. REDUCED NR 1 ENGINE TO IDLE AND DECREASED LESSEND , PERFORMED FUEL JETTISON AND RETURNED TO EROS. CORRECTIVE ACTION SECURED CLAMP MID POSITION NR 4 BEARING SCAVENGE LINE RETORQUED MID (B) NUT SDR P5CA0300969Engine · stalledNR 4 ENGINE STALLED AT FL 310, GOING TO 340. INSPECTED INLET/EXHAUST GAS PATH IAW 72-00-00. NO DEFECTS NOTED. REPLACED ENGINE M7100-002.SDR EIA2003108Engine · vibrationAT 200 MILES FROM ZURICH FL 400 AT 1/2 THROTTLE NOTICED SHUDDER AND STALL. FUEL OFF THEN ON EGT DROP BUT NO RELIGHT SHUTDOWN CHECKLIST C/W. RAN INFLIGHT ENG START CHECK LIST RELIGHT BUT ENG SHAKING INCREASED TOWARD IDLE. SHUT ENG DOWN AND INFLIGHT SECURING SDR EIA2003093Engine · stalledAT CRUISE ALTITUDE FL 320 NOTICED NR 1 ENG EPR DROP TO .25 LOWER THAN THE OTHERS. ALL OTHER READINGS AND INDICATIONS WERE NORMAL. WHEN ADJUSTING THRUST LEVER, ENGINE COMPRESSOR STALLED MULTIPLE TIMES, SHUT DOWN ENGINE. AFTER SHUTDOWN OIL PRESS 29 PSI, N1 29SDR P5CA0300899Engine · malfunctionedAT FL 39.0 NR 4 ENGINE WOULD NOT MAINTAIN POWER AND SLOW RESPOND. ENGINE REPLACED FOR COMPANY CONVENIENCESDR EIA2003090Line · brokenENGINE NR 1 FIRE LIGHT ILLUMINATED DISCHARGED BOTH FIRE BOTTLES. EGT RED BALL AND NACELLE INDICATES IN RED ZONE SHUT DOWN ENG DUMPED FUEL LANDED JFK. NTSB NOTIFIED. INVESTIGATION IN PROGRESS. NR 4 BEARING OIL PRESSURE LINE BROKE EARLY INDICATION OF CAUSE.SDR P5CA0300877Line · leakingDURING CRUISE NR 1 ENG OIL QTY SLOWLY PROGRESSED TOWARD ZERO, LOW OIL PRESS LIGHT ILLUM. FOUND OIL LEAKING FROM NR 1 ENG GEN TRANSFER TUBE PER MM 24-11-00 GEN & CSD REMOVED FOR FLT P/N 2MIT60B00010 KIT INSTALLED PERFORMED ENG RUN - NO LEAKS NOTICED. OIL LEAKISDR EIA2003075Engine · malfunctionedNR 4 ENGINE SHUTDOWN DUE TO LOW OIL PRESSURE, AFTER SHUTDOWN ENGINE WINDMILLED FOR 20 MINUTES. REMOVED AND REPLACED NR 4 ENGINE PER WORKCARD F7201, F7202, F7203 AND F7207, OPS CHECK GOOD.SDR P5CA0300874Compressor · stalledAT FL 330 NR 3 ENG COMPRESSOR STALLED. EPR WENT FROM 1.45 - 1.56 WITH 120 DEGREES RISE IN TEMP. INSP INLET AND EXHAUST (2) PERFORMED CHIP DETECTOR INSP (3) PERFORMED BORESCOPE INSPECTION. NO DEFECTS NOTED (4) REPLACED TT2 SENSOR PRECAUTIONARY. AMM 73-21-04SDR 03010Engine · vibrationDURING T/O ROLL NR 3 ENGINE HAD VIBRATION AND LOUD NOISE. AIRBORNE VISUAL INSPECTION REVEALED DAMAGE TO ENGINE. DUMPED FUEL AND RETURNED TO BASE.SDR P5CA0300772Compressor · stalledAT FLT LEVEL 19.0 WHEN THRUST LEVER WAS RETARDED NR 3 ENG COMPRESSOR STALLED. REMOVED AND REPLACED FLOW DIVIDER AND SECURE PT 2 LINE. OPERATIONAL CHECK OK ON ENGINE RUN UP. APPARENT FAILURE OF ENG BLEED SYSTEM ON DESCENT WHEN THROTTLE WAS RETARDED.SDR P5CA0200701Garlock Seal · leakingUSED 2 GALLONS OF ENG OIL ON NR 2 ENG IN 3.7 HOURS OF FLT. QTY LOSS TO 0.1 GALLONS INDICATED. NR 2 ENG OIL SYSTEM STATIC LEAK CHECKED IN HKG. TEST NR 6 CARRIED IAW AMM 71-00-00. FOUND GENERATOR DRIVE CARBON GARLOCK SEAL LEAKING. SEAL CHANGED IAW AMM 72-61SDR P5CA0200700Oil System · malfunctionedPRECAUTIONARY ENGINE SHUTDOWN OCCURRED AT 2250 DUE TO NR 2 OIL QTY DECREASED TO 0.1 GAL. INDICATED, FOLLOWED BY SLOW DECREASE IN OIL PRESSURE ALT PROCEDURES 6-15-9 & 6-15-11 C/W & ENGINE SECURED IAW 5-04-9. FL 390 FUEL APPROX 78.0. DISPATCH NOTIFIED, PROCESDR 0202406717Engine · malfunctionedWHILE CLIMBING THROUGH FL280, THE NR 4 ENGINE FLAMED OUT FOLLOWED BY THE FIRE WARNING ACTIVATING FOR THE NR 4 ENGINE. COM PROCEDURES WERE FOLLOWED TO SECURE THE ENGINE AND BOTH FIRE BOTTLES WERE DISCHARGED. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNEDSDR EIAA2002088Engine · stalledFLT 481 - PANC - WHILE CRUISING AT FL35.0, NR 1 ENGINE COMPRESSOR STALLED, N1 RPM DECREASED AND EGT INCREASED RETARDED THROTTLE NO RESPONSE, SHUTDOWN NR 1 ENGINE. DURING WINDMILLING ATTEMPTED RESTART, EGT OUT OF LIMITS, RETURN TO ANC. (M)SDR EIA2002088Fuel Control · malfunctionedWHILE CRUISING AT FL 35.0, NR 1 ENGINE COMPRESSOR STALLED, N1 RPM DECREASED AND EGT INCREASED RETARDED THROTTLE. NO RESPONSE, SHUTDOWN NR 1 ENGINE. DURING WINDMILLING ATTEMPTED RESTART. EGT OUT OF LIMITS, RETURN TO ANC. REMOVED AND REPLACED NR 1 ENGINE MAISDR EIA2002035Actuator · failedCBBI - AFTER NR 4 THRUST LEVER WAS RETARDED TO IDLE ON DESCENT THE NR 4 ENGINE HAD AN UNRECOVERABLE COMPRESSOR STALL. ENGINE SHUTDOWN ACCOMPLISHED. RESTART UNSUCCESSFUL. INSPECTED ENGINE. REPLACED NR 4 ENGINE EVC UNIT (P/N 7479555) AND STATOR VANE CONTROL SDR 200200182Nozzle · crackedNR 4 ENGINE EXHAUST NOZZLE AT THE 2:00 POSITION, 4 INCHES FROM THE TRAILING EDGE HAS A 10 INCH CRACK IN THE OUTER SKIN. FABRICATED AND INSTALLED REPAIR DOUBLER PER 747 SRM 54-30-03.SDR EIA2001240Line · failedSUU - WHEN CLIMBING THROUGH FL300 TO FL380 NR 1 ENGINE HAD AN UNRECOVERABLE COMPRESSOR STALL, EPR WAS APPROX 1.49, WHEN STALL OCCURRED N1 AND N2 DECREASED EGT INCREASED THEN DECREASED PEAKING AT 850 DEGREE SHUTDOWN, RESTARTED ENGINE. PARAMETERS NORMAL AFTER RSDR 0101666612Check Valve · failedAFTER BEGINNING DESCENT FROM FL300, THE NR 4 ENGINE FLAMED OUT. THE CREW TRIED TO RESTART THE ENGINE PER COM PROCEDURES WITHOUT SUCCESS. THE REMAINDER OF THE DESCENT AND LANDING WERE MADE WITHOUT INCIDENT. MAINTENANCE INSPECTED THE ENGINE AND FOUND THE 8THSDR 0100916613Engine · stalledDURING LANDING ROLLOUT (NKT) WHILE COMING OUT OF REVERSE THRUST, THE NR 4 ENGINE COMPRESSOR STALLED. THE EGT ROSE TO 1291C AND THE CONTROL TOWER REPORTED FLAMES FROM THE ENGINE. THE CREW FOLLOWED ENGINE FIRE PROCEDURES AND DISCHARGED ONE FIRE BOTTLE. MAINTESDR 20010406SG001Garlock Seal · damagedRJCC - NR 2 ENGINE INDICATED OIL QTY LEAK OF APPROX 1 HAL/HR DIVERTED TO RJCC. OIL QTY DROPPED BELOW ZERO, IFSD NR 2 ENGINE. PERFORMED WINDMILL INSPECTION, NO DEFECTS. FOUND NR 2 CSD FILTER HOUSING CRACKED AND HEAT DAMAGED. REPLACED CSD AND GARLOCK SEAL. SDR 0100566729Clamp · failedDURING INITIAL CLIMB AT 300 FEET, THE NR 1 ENGINE FIRE WARNING ACTIVATED. THE NACELLE TEMPERATURE INDICATION WAS PEGGED IN THE WARNING RANGE AND THE POWER LEVER WAS STUCK IN MID RANGE. THE ENGINE WAS SHUT DOWN PER COM AND ONE FIRE BOTTLE WAS DISCHARGED. AFTSDR 2000UALA00682Light · inoperativeEMERGENCY EXIT SIGN ABOVE DOOR 5 LEFT IS INOP.SDR 2000UALA00579Wire · brokenAFT EEL LIGHTING STAYING ON CAN NOT TURN OFF. *S/D* A BROKEN WIRE WAS FOUND (REF MRR 200UALA00578. NEW WIRE WAS SPLICED IN AND SYSTEM CHECKED OK PER MM 33-51-21.SDR 2000UALA00578Wire · brokenD ZONE EMERGENCY EXIT LIGHTS ARE ILLUMINATED WHEN SELECTED OFF. *S/D* CLEANED CONNECTOR , CK''D OK. A BROKEN WIRE WAS FOUND (REF MRR 200UALA00579). NEW WIRE WAS SPLICED IN AND SYSTEM CHECKED OK PER MM 33-51-21.SDR 2000UALA00531Battery Pack · dischargedEEL LIGHT CAME ON DURING TAXI AT SEAT 20-23C. *S/D* REPLACED POWER SUPPLY (P/N: 65B54476-1) AT MAIN ENTRY DOOR 3L OVERHEAD PANEL PER MM33-51-02, CHECKS OK.SDR EIA2000027Engine · leakingJFK - AFTER TAKEOFF, NR 4 ENGINE LOST OIL QTY AND PRESSURE. ACCOMPLISHED IN FLT SHUTDOWN. ENGINE SHUTDOWN WITH APPROX 1 GAL OIL AND 20 PSI PRESSURE 20 SECONDS AFTER PRESS DROP, WINDMILL 8 MIN. RAN NR 4 ENGINE AT IDLE COULD NOT FIND OIL LEAK. DRIVE SEAL CHESDR 2000UALA00471Switch · failedSTRONG ELECTRICAL SMELL AND SMOKE IN FORWARD CABIN WHILE ON TAXI OUT. AIRCRAFT RETURNED TO GATE. *S/D* THE LAVATORY FLUSH MOTOR WAS CONTINUOUSLY RUNNING AND OVERHEATED, CAUSED BY A STICKING LAVATORY FLUSH SWITCH. THE FLUSH MOTOR AND TIMER WERE REPLACED. ASDR 2000UALA00297Unknown · odorELECTRICAL BURNING SMELL WAS NOTICED BY PASSENGER IN D ZONE ON RIGHT SIDE PULLED CIRCUIT BREAKERS FOR READING LIGHTS AND SIDE-WALL LIGHTS. *S/D* RESET CIRCUIT BREAKERS FOR READING AND SIDEWALL LIGHTS. TURNED READING LIGHTS ON FOR TWO HOURS, NO ELECTRICAL ODSDR EIA2000024Blade · bird strikeJFK - ON TAKEOFF ROLL, NR 2 ENGINE INGESTED SEVERAL BIRDS. EGT TO 1232 FOR 76 SECONDS, CAT D O/H EXCEEDANCE. POST FLIGHT INSPECTION INDICATED DAMAGE TO NR 2 CANOE, LEFT OUTBOARD FORE FLAP, LEFT MID FLAP, BENT FAN BLADES. (M)
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