Pratt & Whitney JT8D-9A

Service difficulty reports · 1,388

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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 = 'JT8D9A'
  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 99ZZZX2949Bolt · mismanufacturedPMA BOLT, P/N 772568 QQ, REPLACMENT FOR OEM BOLT P/N 772568 FAILED AFTER 176 HOURS AND 283 CYCLES IN SERVICE. BOLT FRACTURED CAUSING THE HEAD TO BE INGESTED INTO THE N-2 COMPRESSOR DRIVE TURBINE WHERE EXTENSIVE DAMAGE WAS INFLICTED. LABORATORY ANALYSIS HAS RJul 28, 1999 · Turbine Engine Compressor SectionSDR AT9900598Bracket · corrodedDURING A ROUTINE INSPECTION AT TIMCO LAKE CITY FL, FOUND NR 1 ENGINE THROTTLE CABLE SECTOR MOUNT BRACKET IN AFT PIT AT BS 945 CORRODED AT MOUNT LUGS AND AT CABLE GUIDE PIN HOLES. REMOVED LEFT THROTTLE SECTOR MOUNT BRACKET AND REPLACED IAW DC9 SRM 51-10-3. TEJul 28, 1999 · N832AT · Doug DC932 · Power LeverSDR 99UAL900399Fire Loop · malfunctionedAPU FIRE WARNING. *S/D* VISUAL INSPECTION OF APU INDICATED NO SIGNS OF FIRE. VISUAL INSPECTION OF WIRING AND LOOPS IN APU COMPARTMENT AND AREA FORWARD OF BULKHEAD SHOWED NO SIGNS OF DAMAGE, CHAFING, OR BREAKS. WIRING TROUBLESHOOTING ISOLATED CAUSE OF FIRE Jul 27, 1999 · N977UA · Boeing 737291 · Fire DetectionSDR TSAA9977401Blade · failedNR 1 ENGINE EGT AT LIMIT ON START, RUNS 40-100 DEGREES ABOVE NR 2 DEPENDING ON FLT CONDITION. SECURED ENGINE AT 400 DEGREE BOROSCOPE FOUND NR 1 ENGINE T-1 DAMAGE BEYOND LIMITS. REMOVED AND REPLACED NR 1 ENGINE TEARDOWN FOUND FORWARD OCC CASE RETAINING BOLT SJul 27, 1999 · N726AL · Boeing 737297 · Turbine SectionSDR 99UAL900398Fire Loop · malfunctionedLANDED UNDER AMBER ALERT. EN ROUTE TO MSP, RECEIVED APU FIRE WARNING INDICATION. EXTINGUISHER USED. *S/D* VISUAL INSPECTION OF APU INDICATED NO SIGNS OF FIRE. VISUAL INSPECTION OF WIRING AND LOOPS IN APU COMPARTMENT AND AREA FORWARD OF BULKHEAD SHOWED NO Jul 26, 1999 · N977UA · Boeing 737291 · Fire DetectionSDR TSAA9972364Engine · failedFLT 112 - OGG-KOA - LOUD 'BANG' WITH HIGHT EGT ON NR 2, 650 PLUS. SHUT DOWN ENGINE. EMERGENCY DECLARED. RETURNED TO OGG. NORMAL LANDING. REMOVED AND REPLACED NR 2 ENGINE ASY IAW FORMS M-211, M-212, M-213, M-214, AND M-215. AIRCRAFT RETURNED TO SERVICE. Jul 26, 1999 · N823AL · Boeing 737230 · Engine (Turbine/Turboprop)SDR 99ZZZX3507Compressor Disk · damagedPART PRESENTED A BORE DISTORTION CAUSED BY FIRE. IT WAS SENT TO OEM FOR INVESTIGATION.Jul 22, 1999 · Turbine Engine Compressor SectionSDR 99ZZZX2825Bleed Valve · inoperativeFLT 721 DURING CLIMB-OUT FROM AUS THROUGH FL 250, THE NR 3 ENGINE STRUT OVERHEAT ILLUMINATED FOLLOWED SHORTLY BY THE NR 3 ENGINE BLEED TRIP AND THE LOWER AFT BODY OVERHEAT LIGHT. THE FLIGHT CREW DECLARED AN EMERGENCY AND DIVERTED TO DFW. THE AIRCRAFT LANDED SJul 21, 1999 · N855AA · Boeing 727223 · Compressor Bleed ValveSDR GAIA99102Bleed Valve · inoperativeFLT 721 DURING CLIMB-OUT FROM AUS THROUGH FL 250, THE NR 3 ENGINE STRUT OVERHEAT ILLUMINATED FOLLOWED SHORTLY BY THE NR 3 ENGINE BLEED TRIP AND THE LOWER AFT BODY OVERHEAT LIGHT. THE FLIGHT CREW DECLARED AN EMERGENCY AND DIVERTED TO DFW. THE AIRCRAFT LANDED SJul 21, 1999 · N855AA · Boeing 727223 · Compressor Bleed ValveSDR CA990728022Yaw Damper · failed(CAN) REPEAT SNAG OF YAW HARD OVER. AUTOPILOT WAS DISENGAGED, YAW DAMPER CENTERED, THEN YAW DAMPER DID ANOTHER HARD OVER, REPLACED RUDDER PCU, REPLACED YAW DAMPER COUPLER. PREVIOUS YAW PROBLEMS A/P ENGAGED , A/C YAWED TO RIGHT, A/P DISENGAGED THEN RE-ENGAGEDJul 20, 1999 · Boeing 737275 · Rudder Control SystemSDR SWAA991183Fcu · reqd serviceAIR TURNBACK, NR 1 ENG BEGAN A MINOR THRUST SURGE. THRUST SURGE WENT AWAY WITH REDUCTION OF THRUST. CLEANED NR 1 ENG PS3 AND PS4 MOISTURE TRAPS, SERVICED FCU WITH VERALUBE. PERFORMED ENG STATIC RIG AND TRIM RUN PER MM.Jul 13, 1999 · Boeing 7372H4 · Fuel Controlling SystemSDR 99FDEA00252Engine · malfunctioned99-154 - DURING CLIMB-OUT, NR 3 ENG OIL LOW PRESS/FILTER BYPASS LIGHT CAME ON. SHUT DOWN ENGINE IN FLT.Jul 8, 1999 · N491FE · Boeing 727227 · Engine (Turbine/Turboprop)SDR CA990728051Track · broken(CAN) NR 7 FLAP TRACK LUG ON FORWARD ATTACH POINT FOUND BROKEN AT PIVOT BOLT HOLE. REPLACED.Jul 8, 1999 · Boeing 737244 · Trailing Edge FlapsSDR MWEA99377Engine · bird strikeSMOKE IN CABIN AND COCKPIT DUE TO INGESTION OF A BIRD. MAINTENANCE FOUND BIRD STRIKE ON NR 1 ENGINE AND PERFORMED FOREIGN OBJECT DAMAGE INSPECTION.Jul 6, 1999 · N206ME · Doug DC932 · Engine (Turbine/Turboprop)SDR USAAD99090Engine · failedIND-PHL - FLT 2056 - DURING CRUISE, THE LEFT ENGINE OIL STRAINER CLOG LIGHT ILLUMINATED. THE THROTTLE WAS RETARDED BUT THE LIGHT REMAINED ON. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT DIVERTED TO PIT AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LEFJul 5, 1999 · N967VJ · Doug DC931 · Engine (Turbine/Turboprop)SDR MWEA99378Fuel Oil Cooler · leakingLEFT ENGINE LOST 9 QUARTS OF OIL. MAINTENANCE FOUND OIL LEAK AT FUEL OIL COOLER AND REPLACED AFT B-NUT SEAL.Jul 2, 1999 · N216ME · Doug DC932 · Engine Fuel/Oil CoolerSDR AALA990998Rivet · failedORD - FLT 374 - CLIMBING THROUGH 27,000 FEET, NR 1 ENGINE COMPRESSOR STALLED. EGT FLUCTUATED FROM 1.92 TO 1.97. OTHER ENGINE INSTRUMENT REMAINED STEADY AT N1 89 PERCENT, EGT 500 DEGREES, N2 92 PERCENT. COMPRESSOR STALL CAUSED A SMOKY SMELL TO ENTER COCKPIT,Jul 1, 1999 · N6823 · Boeing 727223 · Turbine Engine Compressor SectionSDR F3LA99095Igv · crackedDEN - DURING C-CHECK, INSPECTION REPORTED NR 1 ENGINE INLET GUIDE VANE CRACKED ON WELD AT 'A' FLANGE AT 2 O'CLOCK POSITION. MAINTENANCE STOP DRILLED CRACK PER P/W JT8D MM 72-00, PAGES 664A, 664B AND 665. CRACK AREA WELDED PER P/W E/M 72-23-01, REPAIR NR 14, Jun 30, 1999 · N207AU · Boeing 737201 · Turbine Engine Compressor SectionSDR F3LA99096Igv · crackedDEN - DURING C-CHECK INSPECTION REPORTED, NR 1 ENGINE INLET GUIDE VANE CRACKED ON WELD AT 'A' FLANGE, 10 O'CLOCK POSITION. MAINTENANCE STOP DRILLED CRACK PER P/W JT8D MM 72-00, PAGES 664A, 664B AND 665. CRACK AREA WELDED PER P/W E/M 72-23-01, PAGES 901 AND 9Jun 30, 1999 · N207AU · Boeing 737201 · Turbine Engine Compressor SectionSDR USAAD99087Engine · failedATL/PIT - FLT 7880 - AFTER ROTATION, THE LEFT ENGINE EGT CONTINUED TO CLIMB TO 600 DEGREES CELSIUS BEFORE ROLLING BACK. THE CREW REDUCED POWER WHEN THE ENGINE EXPERIENCED A COMPRESSOR STALL. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAJun 30, 1999 · N958VJ · Doug DC931 · Engine (Turbine/Turboprop)SDR CA990707029Generator · failed(CAN) APPROXIMATELY 8 MINUTES AFTER DEPARTURE, HEARD SEVERAL CIRCUIT BREAKERS TRIP, RESET NR 1 TRU CB, IT TRIPPED AGAIN. 1 MINUTE LATER, LT FORWARD AND RT FORWARD FUEL BOOST PUMP CB'S TRIPPED. A/C RETURNED. AFTER LANDING, RT FORWARD FUEL BOOST PUMP CB TRIJun 29, 1999 · Boeing 737275 · AC Generator-AlternatorSDR AT9900465Indicator · defectiveAT FLIGHT LEVEL 250 AT 1.6 ENGINE PRESSURE RATIO AT FUEL FLOW 3000 NR 2 ENGINE ROLLED BACK TO PLUS 500 FUEL FLOW, SHUT ENGINE DOWN AND AIR STARTED NORMALLY. RAN NORMAL TO LAND. REMOVED AND REPLACED NR 2 FUEL FLOW INDICATOR AND OPS CHECKED GOOD IAW MM 28-40.Jun 26, 1999 · N470AT · Boeing 737284 · Fuel Flow IndicatingSDR SWAA991083Hmu · failedENGINE/AIRFRAME VIBRATION AT 67 PERCENT N1 DURING APPROACH. REMOVED AND REPLACED NR 1 ENG HMU.Jun 25, 1999 · N704SW · Boeing 7377H4 · Fuel Controlling SystemSDR TSAA9972281Bearing · wornFLT 63 - OGG-HNL - DURING CLIMB, THE NR 1 ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED. OIL PRESSURE ON NR 1 GAUGE WAS FALLING RAPIDLY AND OIL TEMPERATURE WAS RISING. ENGINE WAS SHUTDOWN IAW THE CHECKLIST. EMERGENCY WAS DECLARED. UNEVENTFUL LANDING WAS MADE Jun 23, 1999 · N805AL · Boeing 7372M6C · Turbine Engine Accessory DriveSDR F3LA99091Igv · crackedDEN - DURING C-CHECK INSPECTION REPORTED NR 2 ENGINE INLET GUIDE VANE CRACKED AND STOP DRILLED AT 2 O'CLOCK POSITION, AFT WELD. MAINTENANCE WELDED CRACK IAW P/W E/M 72-23-04, REPAIR 14, PAGES 901 AND 902, SUBTASK 1, 2, 3 AND 4 AND STRESS RELIEVED IAW P/W E/M Jun 22, 1999 · N207AU · Boeing 737201 · Turbine Engine Compressor SectionSDR SWAA991055Engine · failedINFLIGHT SHUT DOWN. NR 2 ENGINE, OIL LOSS. NO OIL PRESSURE AND QUANTITY INDICATION. REMOVED AND REPLACED NR 2 ENG PER MM.Jun 22, 1999 · Boeing 7372H4 · Engine (Turbine/Turboprop)SDR CA990707074Tru · shorted(CAN) AIRCRAFT RETURNED TO GATE DUE TO NR 2 EPR INDICATOR STUCK AT 1.60 EPR. NR 2 EPD TRANSFORMER RECTIFIER WAS TRIPPING CIRCUIT BREAKER. HAD SMOKE IN AREA. REPLACED TRANSFORMER.Jun 19, 1999 · Boeing 7372E1 · Engine Pressure Ratio (EPR)SDR SWAA991101Turbine · failedAIR TURNBACK, IN FLIGHT SHUT DOWN. NR 1 ENG HPT BLADE FAILURE SHORTLY AFTER TAKEOFF. REMOVED AND REPLACED NR 1 ENG PER MM.Jun 16, 1999 · Boeing 7372H4 · Turbine SectionSDR USAA069946Valve · failedNR 3 ENGINE OIL TEMP HIGH. PERFORMED ABNORMAL HIGH OIL TEMP PROCEDURE. CYCLED FUEL HEAT SWITCH, NO HELP. SHUT DOWN NR 3 ENGINE BEFORE 15 MINUTES MAXIMUM OIL TEMP IN YELLOW BAND. NR 3 FUEL HEAT BLUE INTRANSIT LIGHT ON AT ALL TIMES WITH FUEL HEAT SWITCH OFF.Jun 16, 1999 · N924TS · Boeing 727227 · Fuel HeaterSDR P2EA99212Engine · failedMCI - FLT 819 - DURING A REDUCED THRUST TAKEOFF, NR 2 EGG WAS IN THE YELLOW BAND. AFTER LIFT-OFF, THE EGT ROSE ABOVE THE RED-LINE, ABOUT 625 FOR 10 TO 15 SECONDS. RETARDING THE THROTTLES TO BRING THE EGT INTO THE GREEN, RESULTED IN AN EPR READING OF 1.72. AJun 14, 1999 · N603DJ · Boeing 737222 · Engine (Turbine/Turboprop)SDR SWAA991012Filter · dirtyINFLIGHT SHUT DOWN---- NR 1 ENG OIL FILTER BYPASS INDICATOR ILLUMINATED. REMOVED AND REPLACED NR 1 ENG MAIN OIL FILTER PER MM, DUE TO CARBON DEPOSIT.Jun 13, 1999 · Boeing 7372H4 · Turbine Engine Oil SystemSDR CA990707025O-Ring · damaged(CAN) ON LANDING, FLAPS SELECTED, 1 UNIT LOST A-SYSTEM HYDRAULIC PRESSURE. COMPLETED LANDING. O-RING AT NR 2 ENGINE HYDRAULIC PUMP RIPPLE DAMPER LEAKING. O-RING REPLACED, A/C SERVICEABLE.Jun 11, 1999 · Boeing 737275 · Hydraulic Pump (Electric/Engine), MainSDR CA990630006Actuator · cracked(CAN) ON GEAR RETRACTION AFTER TAKEOFF, RT MLG RED LIGHT CAME ON AND REMAINED ON. MANUAL EXTENSION CARRIED OUT AND AC LANDED OK. FOUND RT MLG UPLOCK ACTUATOR ATTACHMENT C RACRACKED OFF. REPLACED, EXTENSION CARRIED OUT SERVICEABLE.May 27, 1999 · Boeing 727227 · Landing Gear ActuatorSDR CA990630091Actuator · split(CAN) LOSS OF HYDRAULIC FLUID ON LANDING. NR 8 GROUND SPOILER CYLINDER SPLIT IN TWO AT PISTON SIDE. REPLACED.May 26, 1999 · Boeing 7372A9C · Leading Edge Slat ActuatorSDR CA990603005Battery · overheated(CAN) DURING BOARDING, CREW NOTICED AN ELECTRICAL SMELL IN THE CABIN AND INITIATED FAULT ISOLATION PROCEDURES. THE BATTERY CHARGER CIRCUIT BREAKER TRIPPED AND THE MAIN AIRCRAFT BATTERY OVERHEATED. BATTERY AND CHARGER REPLACED. BATTERY HAD NOT BEEN MODIFIED May 25, 1999 · Boeing 737217 · Battery/Charger SystemSDR CA990603034Gcu · failed(CAN) NR 2 GENERATOR CAME OFF-LINE DURING TAKEOFF. TAKEOFF ABORTED AT 70 KNOTS. NR 2 GENERATOR CONTROL UNIT REPLACED.May 20, 1999 · Boeing 7372E1 · AC Generation SystemSDR 99ZZZM403Engine · lost powerDURING TAKEOFF AT 80-90 KNOTS, NR 2 ENGINE LOST POWER, WAS SHUTDOWN AND TAKEOFF ABORTED. CAUSE UNDER INVESTIGATION AS TO FOD INGESTION OR NOT. (M)May 17, 1999 · N220US · Boeing 7372H5 · Engine (Turbine/Turboprop)SDR AT9900369Fuel Control · defectiveNR 1 ENGINE EPR FLUCTUATES, N1 AND FUEL FLOW FOLLOW. REMOVED AND REPLACED NR 1 ENGINE FUEL CONTROL IAW MM73-20-1. OPS CHECK AND LEAK CHECK GOOD.May 6, 1999 · N814AT · Doug DC932 · Fuel Control/Turbine EnginesSDR AALA990619Filter · restrictedMEM - FLT 1929 - DURING CRUISE, NR 1 ENGINE SURGED 4 TIMES AT FL330 ON ALL PARAMETERS ACCOMPANIED BY FLICKERING AMBER ENGINE ICE LIGHT. FLIGHT AIR INTERRUPTED AND LANDED MEM WITHOUT FURTHER INCIDENT. MAINTENANCE SUMPED BOTH RIGHT AND LEFT WING TANKS WITH NO Apr 22, 1999 · N877AA · Boeing 727223 · Engine Fuel DistributionSDR P2EA99164Prsov · malfunctionedATL - FLT 406 - NO EMERGENCY DECLARED, LANDING UNEVENTFUL. DESCENDING THROUGH 15,000 FEET, THROTTLES NEAR IDLE, A LOUD BOOM HEARD IN COCKPIT AND CABIN IN THE AIRCONDITIONING SYSTEM. THE LEFT DUCT OVERHEAT LIGHT AND MASTER CAUTION/OVERHEAD LIGHT CAME ON. QRHApr 22, 1999 · N620PC · Boeing 737244 · Compressor Bleed ValveSDR CA990416014Pcu · failed(CAN) ON TWO OCCASIONS UNCOMMANDED YAW EXCURSIONS, ON CLIMB AND IN CRUISE. BOTH TIMES THE YAW WAS QUITE PRONOUNCED AND OF SHORT DURATION, YAW TO RIGHT. YAW DAMPER AND AUTOPILOT WERE ENGAGED. RUDDER POWER CONTROL UNIT REPLACED.Mar 31, 1999 · Boeing 737275 · Rudder ActuatorSDR CA990416012Strut · cracked(CAN) LT MLG OUTER CYLINDER TRUNNION CRACKED. LUG CRACKED FROM TOP OF LUG SURFACE CLOSE TO THE CYLINDER AND DOWN THE BUSHING BORE. GEAR REPLACED.Mar 30, 1999 · Boeing 737275 · Main Landing Gear Strut/Axle/TruckSDR SWAA990589Oil Screen · dirtyAIR TURBACK, IN FLIGHT ENGINE SHUT DOWN. OIL FILTER BYPASS LIGHT ILLUMINATED ON NR 2 ENG DID NOT GO OUT AT IDLE. OIL TEMP WAS STEADILY CLIMBING ABOVE 120 DEGREES C. FOUND CARBON DEPOSIT ON MAIN OIL SCREEN. REMOVED AND REPLACED OIL SCREEN PER MM.Mar 30, 1999 · N103SW · Boeing 7372H4 · Turbine Engine Oil SystemSDR CA990412011Valve · failed(CAN) TOTAL 'A' SYSTEM HYDRAULIC SYSTEM LOSS - QUANTITY AND PRESSURE. MAIN GEAR LOCK OPERATED SEQUENCE VALVE FAILED. REPLACED.Mar 25, 1999 · Boeing 727227 · Landing Gear Retraction/Extension SystemSDR CA990412004Bleed Valve · failed(CAN) AFTER TAKEOFF, THE FLIGHT CREW WAS UNABLE TO OPEN THE NR 2 ENGINE BLEED SHUT-OFF VALVE. THE AIRCRAFT RETURNED TO ITS POINT OF DEPARTURE AND MADE AN UNEVENTFUL LANDING. MAINTENANCE REPLACED THE VALVE AND THE AIRCRAFT RETURNED TO SERVICE.Mar 24, 1999 · Boeing 7372H4 · Compressor Bleed ValveSDR CA990416006Pcu · failed(CAN) CREW REPORTED DEFLECTION OF RUDDER LEFT TO RIGHT, HAPPENED TWICE IN CRUISE. CLIMB-OUT AT 260 NOTICED SHARP YAW MOVEMENT THEN RETURNED TO NORMAL, TOO QUICK TO NOTICE YAW FLUCTUATION. YAW COUPLER REPLACED. IN CRUISE, AT FL 310, YAW OSCILLATION STARTED, Mar 24, 1999 · Boeing 737275 · Rudder ActuatorSDR CA990330011Turbine · failed(CAN) DURING LINE-UP WHEN TAKEOFF POWER WAS APPLIED, AT 1.4 EPR, A LOUD BANG WAS HEARD FOLLOWED BY A RISE IN EGT TO 585 DEGREES CELSIUS, ON NR 2 ENGINE. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTION FOUND THE T4 TURBIMar 18, 1999 · Boeing 727227 · Turbine SectionSDR GAIA99043AEngine · failedSEA/DFE - DURING CLIMB-OUT, SEVERE ENGINE VIBRATION AND ROLL BACK OF NR 2 ENGINE INDICATING INSTRUMENTS. THE CREW PERFORMED ENGINE FAILURE CHECK LIST, AND RETURNED BACK TO SEA. THE CREW MADE AN UNEVENTFUL LANDING WITHOUT FURTHER INCIDENT. REMOVED AND REPLACMar 15, 1999 · N6807 · Boeing 727223 · Engine (Turbine/Turboprop)SDR TWAA9903602Turbin · damagedTAKEOFF WAS ABORTED AT ABOUT 60 KTS DUE TO NUMBER 3 ENGINE LOSS OF POWER AND VIBRATION. FOUND THE TURBINE HAD FAILED, WITH DEBRIS IN THE TAILPIPE. DAMAGE WAS SUSTAINED TO THE TAIL PIPE, COWLING AND PYLON. REPLACED THE ENGINE AND ACCOMPLISHED METAL REPAIRS. Mar 8, 1999 · N54336 · Boeing 727231 · Turbine SectionSDR 99UAL900141Valve · failedUNABLE TO PRESSURIZE AIRCRAFT. *S/D* LEFT PACK FLOW CONTROL VALVE FAILED. REPLACED LEFT PACK FLOW CONTROL VALVE, OPS CHECK OK.Mar 2, 1999 · N982UA · Boeing 737291 · Cabin Pressure Control System
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