JASC 7321
Service difficulty reports · 2,879
Reports filed under 7321 · Fuel Control/Turbine Engines, 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 = '7321' 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 jasc_code = '7321' 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 9713939106Fuel Control · malfunctionedDURING CLIMB, THE RIGHT ENGINE EPR, N1, N2, AND FUEL FLOW INDICATIONS BEGAN FLUCTUATING. AIRCRAFT RETURNED TO DTW AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE RIGHT ENGINE FUEL CONTROL UNIT. ENGINE OPERATIONAL CHECKED OK.SDR MALA975523Decu · failedFLT 2919 - DURING CLIMB, LEFT PROP RPM GAUGE INOP. MAINTENANCE REPLACED THE LEFT DECU. OPS CHECK GOOD. (M)SDR WTAA970131Fuel Contl Unit · failedSBP - RIGHT ENGINE TORQUE AND EGT FLUCTUATION REPORTED. EMERGENCY DECLARED. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RIGHT ENGINE FUEL CONTROL UNIT. OPERATIONAL AND LEAK CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (X)SDR CALA9700980Fuel Control · malfunctionedA FUEL ODOR WAS OBSERVED IN THE COCKPIT AND CABIN ON TAKEOFF. THE CREW TURNED OFF THE LEFT PACK AND THE ODOR DISSIPATED. THE FLIGHT CONTINUED TO EWR WITHOUT FURTHER PROBLEM. THE ODOR OCCURRED AGAIN AFTER ENGINE SHUTDOWN AT GATE. MAINTENANCE FOUND THE NR 1SDR 97ZZZM739Fuel Control · failedDURING TAKEOFF ROLL OUT OF ANC, THE RIGHT ENG TORQUE INDICATIONS BEGAN FLUCTUATING. THE PILOT ABORTED THE TAKEOFF AND RETURNED TO MAINTENANCE WITH THE AIRCRAFT. MAINTENANCE PERFORMED A GROUND RUNUP CHECK AND ISOLATED THE PROBLEM TO THE RIGHT FUEL CONTROL UNISDR TC8A97031Fuel Control · malfunctionedREJECTED TAKEOFF DUE TO A BIG BANG ON THE LEFT SIDE OF AIRCRAFT. REMOVED AND REPLACED NR 1 FCU IAW 73-20-1, OPS AND LEAK CHECKED OK. PERFORMED HIGH SPEED TAXI'S AND NO DEFECTS AT THIS TIME, ENGINE PARAMETERS NORMAL.SDR 9712542706Fuel Control · malfunctionedAS TAKEOFF POWER WAS APPLIED, THE CENTER ENGINE EPR, N1, N2, AND FUEL FLOW INDICATIONS WERE BELOW NORMAL TAKEOFF PARAMETERS. CREW ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE REPLACED THE CENTER ENGINE FUEL CONTROL UNIT. LEAK AND OPERATIONAL CHECK OK. SDR P5CA9701187Fuel Control · failedDURING CRUISE FLIGHT, NR 2 ENGINE STALLED. ALL INDICATIONS SHOWED THRUST LOSS. ATTEMPTED RESTART, ENGINE DID RELIGHT BUT DID NOT STABILIZE. ACCOMPLISHED ENGINE SHUT DOWN PROCEDURE. POSITIVE OIL PRESSURE AT ALL TIMES. FCU CYCLED 1 MIN EACH 30 MIN. REMOVEDSDR AU970710Computer · failed(AUS) ENGINE FUEL COMPUTER ELECTRONIC FAILURESDR VTZA97343Fcu · out of adjustIAD/PIT - FLT 6330 - DURING TAKEOFF AT 1300 HRS ON 6-20-97, ABORTED TAKEOFF DUE TO LT ENGINE WOULD NOT MAKE TAKEOFF TORQUE. AIRCRAFT RETURNED TO GATE AT IAD WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED MAXIMUM FUEL FLOW, OPS CHECK OK. AIRCRAFSDR HEEA0010161Fuel Control · malfunctionFUEL CONTROL UNSTABLE IDLE, SLOW ACCEL.SDR VTZA97344Fuel Control · failedLYH/ROA - FLT 900 - DURING LANDING, EXPERIENCED AN ENGINE FLAME-OUT ON ROLL-OUT. MAINTENANCE DISPATCHED FROM LYH TO TROUBLESHOOT DISCREPANCY. UPON ARRIVAL AT ROA AND AFTER TROUBLESHOOTING, DETERMINED THE LEFT ENGINE FUEL CONTROL FAILED. MAINTENANCE REMOVED ASDR HEEA0010102Eec · intermittentINTERMITTENT EEC FAIL HIGH EGT INDICATIONS. REMOVED FROM ENGINE S/N PCE2066028 AT ENGINE TOTAL TIME 149:10.SDR AU970618Eec · faulty(AUS) LH ENGINE ELECTRONIC ENGINE CONTROL (EEC) FAULTY - DURING INVESTIGATION ALL CONNECTOR PLUGS WERE REMOVED AND CLEANED ANDTHE ENGINE GROUND RUN WITH NO FURTHER FAULTSSDR 9710479911Fuel Control · failedDURING CLIMB, THE LEFT ENGINE EPR, N1, AND N2 INDICATIONS BEGAN FLUCTUATING. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT ENGINE FUEL CONTROL UNIT. ENGINE OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE. POSDR 97ZZZM697Fuel Control · failedFLT 711 - FLL-PID - DURING CLIMB-OUT, PILOT REPORTED NR 2 ENGINE LOST POWER. SHUTDOWN ENGINE AND RETURNED TO FLL. AIRCRAFT LANDED, TAXIED TO GATE AND PASSENGERS DEPLANED. MAINTENANCE AND INSPECTION PEFORMED AN INSPECTION AND AN ENGINE START WAS ATTEMPTED. SDR 97ZZZX3006Fuel Control · malfunctionedDEN - FLT 655 - NR 4 ENGINE, 2 PERCENT LOW N1 AT TAKEOFF AT 882 DEGREES, TARGET 92.5, ACTUAL 90.5 PERCENT N1. UNABLE TO DUPLICATE, NR 4 ENGINE CHECKED AT 871C AT RATED TAKEOFF. REMOVED AND REPLACED NR 4 FCU PER BANDOCH (PRECAUTIONARY) RESISTANCE CHECK OK. BSDR M4VA97005Fuel Control · failedAT FL 166, NR 4 ENGINE SURGED, TORQUE, T5 AND NG ALL WENT TO MAX. ENGINE WAS SHUT DOWN AND SECURED. AIRCRAFT LANDED AT DEN WITHOUT FURTHER INCIDENT. AIRCRAFT WAS THREE ENGINE FERRIED TO A MAINTENANCE BASE. UPON INVESTIGATION, FOUND ENGINE FUEL PUMP TO FUELSDR MVH0064158Fcu · malfunctionedFUEL CONTROL INOPERATIVE. SLOW STARTS AND FLUCTUATING RPM.SDR 97ZZZX2893Solenoid · malfunctionWOODWARD RECENTLY BECAME AWARE OF A POTENTIAL NON-CONFORMANCE OF THE CFM56-3 IDLE RESET SOLENOID. THE NON-CONFORMANCE IS DIRECTLY RELATED TO A SPECIFICATION CHANGE FOR THE SOLENOID. SPECIFICALLY, THE SPEC WAS ALTERED TO REQUIRE DROP-OUT AT EXTREME RATHER THASDR 9709103229Ecu · malfunctionedNR 2 ENGINE EXPERIENCED AN UNCOMMANDED SHUTDOWN AFTER ENGINE START. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE ELECTRONIC CONTROL UNIT. GROUND RUN OF ENGINE CHECKED GOOD.SDR VTZA97261Fuel Control · failedFLT 6400 - IAD-BTV - ABORTED TAKEOFF DUE TO LEFT ENGINE TORQUE WENT TO 110 PERCENT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED FUEL CONTROL UNIT, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RESDR HAIHEEA9753Fuel Control · defectiveENG WOULD NOT START AFTER FIRST SHUTDOWN. FUEL CONTROL FAULT.SDR AU970472Eec · faulty(AUS) LH ENGINE ELECTRONIC CONTROL (EEC) SUSPECT FAULTYSDR WRLA97015Eec · malfunctionedDURING ENGINE START, FLT CREW EXPERIENCED FLAMED OUT. ENGINE HAD BEEN RUNNING APPROXIMATELY TWO MINUTES WHEN INCIDENT OCCURRED. AIRCRAFT WAS REMOVED FROM SERVICE FOR TROUBLESHOOTING. NO FAULT REPORTED IN CENTRALIZED FAULT DISPLAY SYSTEM. MX REP REPLACED ENSDR QXEA9700133Elect Eng Contl · defectiveT/O ROLL, PROP SPEED SHOWED 78 PERCENT ON NR 2 ENG. GAUGE FOR NR 2 ENG IND 120 PERCENT, ABORTED T/O. PWR LVRS BROUGHT TO FLT IDLE, TQ ON NR 2 ENG STAYED AT 72 PERCENT. CONDITION LVRS BROUGHT BACK AND TQ ON NR 2 ENG RETURNED TO NORM. PULLED EXCEED PAGE WHICSDR SIMA9701091Ecu · failedDFW - FLT 3755 - DW - FLT 3755 - NR 2 ECU FAULTED IN-FLIGHT, FLIGHT CREW DECLARED AN EMERGENCY AND RETURNED TO DFW. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED NR 2 ENGINE ECU IAW ATR42 JIC 73-23-61. OPS CHECK GOOD. AIRCRAFT WAS RETURNED TO SERVICE. (X)SDR 97UAL900313Eec · malfunctionedLEFT ENGINE COMPRESSOR STALLED AT 5000 FEET AFTER TAKE-OFF. ACCOMPLISHED BOROSCOPE INSPECTION PER MM 72-00-97. REPLACED EEC (ELECTRONIC ENGINE CONTROL) PRECAUTIONARY. INSPECTED ALL STATOR VANE LINKAGES AND ARMS, FOUND NO PROBLEMS. NO FURTHER DISCREPANCIES SDR UF6A970402Eec · failedORD - FLT 5703 - NR 1 ENGINE CONTROL FROZEN. MAINTENANCE REMOVED AND REPLACED NR 1 EEC. SYSTEM OPS CHECK GOOD. (X)SDR MVH0064152Fcu · malfunctionedFUEL CONTROL INOPERABLE. HARD STARTS AND HOT STARTS FIRST START OF THE DAY.SDR DL73K970606Fuel Control · failedPUSHED PWR UP FOR T/O AND ENGAGED, ATS NOTICED NR 2 ENG INST ROLLING BACK AS IF FLAMING OUT. PERFORMED ABORT PROCEDURES AND REALIZED NR 1 ENG WAS STILL OPER AT T/O PWR WITH BOTH THROTTLES AT IDLE. SHUT DOWN NR 1 ENG AFTER EXITING RUNWAY. REPLACED NR 1 ENGINSDR HNAA9799238Elect Eng Contl · failedFLT 3236 - CLT-HHH - THE NR 2 ENGINE EXPERIENCED UNSCHEDULED PROP FEATHER AT 200 FEET AGL ON TAKEOFF. THE AIRCRAFT TURNED BACK AND LANED IN CLT WITHOUT INCIDENT. REMOVED AND REPLACED THE NR 2 ENGINE ELECTRONIC CONTROL UNIT AND THE NR 2 TORQUE PROBE. (M)SDR 9705789612Fuel Control · malfunctionedDURING TAKEOFF ROLL AT 80 KNOTS, THE RIGHT ENGINE N1 AND EPR INDICATIONS ROSE ABOVE PRESET LIMITS. TAKEOFF WAS ABORTED AND DURING TAXI, THE RIGHT ENGINE WOULD NOT RESPOND TO THROTTLE MOVEMENTS. THE RIGHT ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO THE GATESDR 97UAL900229Eec · malfunctionedAPPROXIMATELY ONE HOUR INTO FLIGHT, EICAS STATUS MESSAGE ENG IGN R1, ENG IGN R2 AND ENG FUEL VLV R DISPLAYED. AIRCRAFT RETURNED TO FIELD. *S/D* REPLACED ENGINE EEC. ALL MESSAGES CLEARED. UPDATE: FOUND EICAS STATUS MESSAGES TO BE NUISANCE FAULTS FROM PREVSDR SIMA9700762Fuel Control · failedFLT 4387 - TOL - NR 2 ENGINE LOST POWER AND CREW SHUT DOWN ENGINE IN FLIGHT. AIRCRAFT DIVERTED AND LANDED SAFELY AT TOL. INVESTIGATION FOUND THE MFCU AT FAULT. RAI'D NR 2 ENGINE MFCU IAW ATR-72 JIC 73-21-61. OPS CHECK AND LEAK CHECK GOOD. AIRCRAFT WAS RETSDR COMA9710172Fuel Control · out of adjustTORQUE AND NP FLUCTUATIONS + OR - 5 PERCENT RT ENGINE. SWITCHED THE ENGINE ELECTRONIC CONTROL TO MANUAL AND ENTERED IN DEFERRED MAINTENANCE LOG.SDR 97FDEA00170Fuel Control · out of adjustON TAXI IN AT IDLE POWER, NR 1 ENG FLAMED OUT WITH CORRESPONDING ENG FAIL ECAM WARNINGS. FOR INFORMATION, 25-30 KT TAILWIND WAS PRESENT WHEN ENG FAILED. ENGINE RUN PERFORMED AND GROUND IDLE SPEED FOUND TO BE LOW. TEST NR 9 FUEL CONTROL TRIM PERFORMED IAW M/SDR DHL97722001Fuel Control · malfunctionedDURING CRUISE, NR 1 ENGINE VIBRATION, WITH ALL ENGINE PARAMETERS NORMAL. INSPECTED ENGINE AND REMOVED AND REPLACED FUEL CONTROL PER MM 73-21-1. PERFORMED ENGINE TRIM AND ENGINE POWER TEST.SDR 9704822711Fuel Control · failedDURING CRUISE AT FL350, THE NR 2 ENGINE EXPERIENCED COMPRESSOR STALLS. CREW REDUCED POWER TO IDLE MOMENTARILY AND THEN RESTORED POWER. AS POWER WAS RESTORED, NO STALLS OCCURRED AND PARAMETERS WERE NORMAL. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT FURTHER SDR USAASB97074Mec · malfunctionedPHL - FL 8550 - CAPTAIN REPORTED HE DIVERTED TO PHL DUE TO FLUCTUATING LEFT ENGINE PARAMETERS AND THROTTLE STAGGER. NO EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE MAIN ENGINE CONTROLSDR TWAA9735001Fuel Control · malfunctionedBNA - DURING TAKEOFF ROLL, NR 1 ENGINE, S/N 3817, SPOOLED DOWN DUE TO A FAILED FUEL PUMP. REMOVED AND REPLACED FUEL PUMP, MFG P/N 378200, AND JET FUEL CONTROL, MFG PUMP. REMOVED AND REPLACED FUEL PUMP, MFG P/N 378200, AND JET FUEL CONTROL, MFG 743602-5. OPESDR VTZA97158Fuel Control · failedIAD-CRW - ABORTED TAKEOFF DUE TO LEFT ENGINE WOULD ONLY MAKE 93 PERCENT TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED FUEL CONTROL, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (MSDR CA970327006Electronic Contr · faulty(CAN) AIRCRAFT RETURN TO DEPARTURE POINT WITH BOTH EPR GAUGES UNSERVICEABLE. CIRCUIT BREAKERS CHECKED AND FOUND TRIPPED. ELECTRONIC CONTROL UNIT REPLACED, FAILURE NOT CONFIRMED IN THE SHOP.SDR MALA975330Ecu · failedFLT 2912 - ON TAKEOFF, WHEN SWITCHING FROM TOP TO NORMAL, AIRCRAFT RECEIVED A STRONG SURGE FROM BOTH ENGINES. REMOVED AND REPLACED RIGHT HMU AND ECU. RETRIMMED BOTH ENGINES. (M)SDR 9703723246Elect Contl Unit · malfunctionedDURING TAKEOFF, ECAM MESSAGE ENG NR 2 TLA FAULT ANNUNCIATED. TAKEOFF WAS ABORTED AT 60 KNOTS. AIRCRAFT RETURNED TO GATE. MAINTENANCE REPLACED ELECTRONIC CONTROL UNIT, POWERPLANT SERIAL NR, A/C TT AND A/C TC.SDR MZZA97031Fuel Contl Unit · failedGUM - FLT 915 - DURING CLIMB-OUT, NR 2 ENGINE WAS SHOWING ERRATIC INDICATION WHILE PASSING THROUGH 1000 FEET, EPR PLUS/MINUS .05, N1 PLUS 10 PERCENT, EGT PLUS/MINUS 50 DEGREES CELSIUS, N2 PLUS/MINUS 10 PERCENT, FUEL FLOW PLUS/MINUS 500 LBS. CREW AIR RETURN TOSDR 9702962299Fuel Control · malfunctionedDURING CRUISE AT FL370, THE NR 2 ENGINE EXPERIENCED COMPRESSOR STALLS. CREW REDUCED NR 2 ENGINE TO IDLE AND ELECTED TO DECLARE AN EMERGENCY. FLIGHT CONTINUED TO DESTINATION AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 2 ENGINE FUEL CONTRSDR DHL97742003Fcu · leakingNR 1 ENGINE FAILED CLIMBING THROUGH 12,000 FEET. INSPECTED INLET AND EXHAUST FOR FOD. C/W PRATT AND WHITNEY M/M WINDMILLING INSPECTION. OIL STRAINER INSPECTED, RAN ENGINE AND FOUND MASSIVE FUEL LEAK ON FCU. REMOVED AND REPLACED FCU PER M/M 73-21-2. RAN SDR GLBA97021Eec · malfunctionedSPW - RIGHT ENGINE OVERTORQUED FOR APPROXIMATELY 10 SECONDS. MAINTENANCE COMPLETED OVERTORQUE INSPECTION AND REPLACED EEC. (M)SDR MASA97009Fcu · malfunctionedFLT 5264 - RIGHT ENGINE COMPRESSOR STALLED BELOW 2700 LBS TORQUE. AN EMERGENCY WAS DECLARED AND THE ENGINE WAS FEATHERED AND SHUTDOWN AS A PRECAUTIONARY MEASURE. T/S SYSTEM, CLEANED THE P3 AND PY LINES. REMOVED AND REPLACED BLEED VALVE AND FCU. PERFORMED G
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