JASC 7321
Service difficulty reports · 2,878
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 QXEA200700115Fuel Control · malfunctionedSEA FLIGHT NR 2026 CLIMBING OUT OF AROUND 6000" HEARD ENGINE SURGE-LOOKED AT TORQUE GAUGE AND SWA 130 PERCENT. FIRST OFFICER NOTICED AND BROUGHT POWER LEVERS AND TORQUE BACK WITHIN 1 SECOND. PROPS WERE AT 1050. NO MECHANICAL INPUT FROM PILOTS TO CAUSE SURGESDR CA070201008Fcu · failed(CAN) AFTER THE AIRCRAFT WAS STARTED, THE PILOT DECIDED TO DO A WALK AROUND THE AIRCRAFT. FUEL WAS NOTICED FLOWING FROM THE ENGINE BAY TO THE GROUND. FURTHER INVESTIGATION REVEALED A MASSIVE FUEL LEAK AT THE FUEL CONTROL THROTTLE LEVER SHAFT SEAL. FUEL WAS FLOSDR CA070314004Fuel Control · unserviceable(CAN) ON APPROACH, ENGINE TORQUE FELL TO ZERO WHEN POWER LEVER WAS RETARDED. SUBSQUENT THROTTLE INPUT RESULTED IN TORQUE FLUCTUATION AND THE ENGINE WAS SUBSEQUENTLY SHUTDOWN IN FLIGHT. TROUBLESHOOTING LED TO REPLACEMENT OF THE ENGINE FUEL CONTROL UNIT. (TC NRSDR DXTA200701872Valve · failedRT ENGINE EEC FAILED TO MANUAL DURING T/O ROLL. ABORTED TAKEOFF. REPLACED RT ENGINE BOV SERVO VALVE IAW CE560XL MAINTENANCE MANUAL CHAP 20-10-00 & P & W 535 MAINTENANCE CHAP 75-30-01. OPERATIONAL & LEAK CHECKS GOOD. CLEARED MEL.SDR CA070209014Hmu · unserviceable(CAN) THE ENGINE FLAMED OUT IN FLIGHT. SUBSEQUENT INSPECTION REVEALED AN UNSERVICEABLE HYDROMECHANICAL FCU. (TC NR 20070209014)SDR 011907N515CS1Fuel Control · failedON APPROACH TO PSP,WHEN POWER INCREASE SELECTED, RT ENGINE FAILED TO RESPOND AND FLAMED OUT. ATTEMPTED TO RESTART UNSUCCESSFULLY. DECLARED AN EMERGENCY, FOLLOWED AFM PROCEDURES FOR SINGLE ENGINE OPERATION. AIRCRAFT LANDING WAS UNEVENTFUL. MAINTENANCE PERSONNESDR HNAA0600223Eec · failedCLIMBING TO 500 FEET NR 2 ENGINE TORQUE FLUXED 70 TO 90 PERCENT SUSPECT BETA LOCKOUT, MEL'D USING 61-4. AT RON MAINTENANCE REMOVED AND REPLACED EEC, TSCU, REMOVED AND REPLACED THE BETA SWITCH 6141-S4. RIGGED SWITCH AND TRIMMED ENGINE.SDR 15HA0758001Amplifier · damagedON TAKEOFF ROLL THE RT ENGINE FAILED TO MAKE TAKEOFF POWER. TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO BLOCKS. MAINTENANCE FOUND THAT THE TEMPERATURE DATUM (TD) FUEL CONTROL SYSTEM HAD DRIVEN TO THE FULL (TAKE) POSITION RESULTING IN LOW POWER DURING THSDR CA070209010Tube · fractured(CAN) ON CLIMB, ENGINE POWER REDUCED TO IDLE UNCOMMANDED. THE ENGINE WAS SHUTDOWN IN FLIGHT. INSPECTION REVEALED A FRACTURED FCU P3 DELIVERY TUBE. (TC NR 20070209010)SDR SIMA200636008Fuel Control · failedLT ENGINE IGNITION LIGHT CAME ON AND TORQUE INDICATION WENT TO ZERO. REMOVED AND REPLACED IAW CMM 74-00-00. OPERATIONAL CHECK GOOD, RETURNED AIRCRAFT TO SERVICE.SDR CA070104002Fcu · malfunctioned(CAN) (DIVERTED, WITH ENGINE PROBLEMS, CREW CALLED WHEN ON GROUND. ON APPROACH, THE LT ENGINE WOULD NOT IDLE BACK BELOW 79 PERCENT N1. IT WOULD RESPOND TO INPUTS ABOVE 79 PERCENT. CREW ELECTED TO SHUTDOWN THE ENGINE, AND DIVERT.) MX WAS UNABLE TO DUPLICATE SDR SWIA200617456Fuel Control · malfunctionedON DESCENT AT 8,000/250 KNOTS AT FLIGHT IDLE LEFT ENGINE WAS NOT RESPONDING FROM IDLE TO 71.9 POSITION. SHUT DOWN LEFT ENGINE AND DIVERTED FROM BUR TO LAX. REPLACED LEFT ENGINE FUEL CONTROL UNIT IAW 73-21-00 AND RII CARD 73-900-1000. OPERATIONAL CHECKS GOODSDR CA070103005Seal · leaking(CAN) ENGINE OIL PRESSURE WAS REPORTED TO FLUCTUATE AND GRADUALLY DECREASE IN CRUISE. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED A LEAKING FUEL CONTROL DRIVE SEAL. (TC NR 20070103005)SDR QXEA200603105Fuel Control · malfunctionedPDX - ON FLIGHT 2512, RETURNED TO GATE, ON TAXI FOR DEPARTURE, NR 2 FUEL FILTER BYPASS CAUTION LIGHT ILLUMINATED. NO ABNOMAL FUEL FLOW NOTED. MAINTENANCE REMOVED AND REPLACED FUEL CONTROL UNIT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.SDR 2006UALA02251Eec · faultyEN ROUTE TO HNL THE NR 2 ENGINE SHUT DOWN. *S/D* RIGHT ENG FLAMEOUT AT FL400. SUCCESSFUL RELIGHT AT FL300. REPLACED EEC, FMU AND PMA. ACCOMPLISHED ENGINE LEAK AND ACCEL-DECEL CHECKS.SDR DIXA200600002Fuel Control · failedDURING CLIMBOUT, FLIGHT CREW REPORTED THE RT ENGINE N1 (FAN) OVERSPED TO 116.8 PERCENT. ITT DID NOT EXCEED LIMITS. N2 WAS RT AT RED LINE LIMIT OF 97.0 PERCENT. THE FUEL FLOW WAS EXTREMELY HIGH AT 1300 LBS/HR. FLIGHT CREW RETARDED POWER TO IDLE WITH NO CHANGE ISDR SIMA200632401Fuel Control · failedRECEIVED NUMBER 2 BLEED VALVE CLOSE MESSAGE ADVISORY FOLLOWED BY NUMBER 2 ENGINE SHUTDOWN, SUCCESFUL RESTART. REMOVED AND REPLACED NUMBER 2 ENGINE FPMU. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICESDR 2006UALA02179Fcu · failedAIR TURNBACK DUE TO RIGHT ENGINE SURGING 0.1 - 0.2 EPR. ON CLIMBOUT CREW INDICATED RIGHT ENGINE EPR FLUX 0.10 - 0.05 SLIGHT YAW FELT IN AIRFRAME. REPLACED FUEL CONTROL UNIT AND ACCOMPLISHED ACCEL CHECK AND POWER ASSURANCE.SDR 2006FA0001101Fuel Control · malfunctioned(4TH FLIGHT OF THE NIGHT) AFTER START UP, ALL SYSTEMS NORMAL, UPON LIFT OFF THE TURBINE AND ROTOR RPM SIMULTANEOUSLY DECREASED. PILOT REDUCED PITCH AND LANDED ON PAD WITHOUT INCIDENT RPM RETURNED TO 100 PERCENT. PILOT AND COPILOT CROSS CHECKED INSTRUMENTS ANSDR CA061106004Hydromech Unit · malfunctioned(CAN) THE ENGINE FLAMED-OUT IN CRUISE AND THE AIRCRAFT DIVERTED FOR A SINGLE ENGINE LANDING. THE HYDROMECHANIAL FUEL CONTROL UNIT WAS SUBSEQUENTLY REPLACED. P&WC WILL MONITOR INVESTIGATION OF THE EVENT AND ADVISE OF ROOT CAUSE ONCE DETERMINED. (TC# 200611060SDR DXTA200601684Fuel Control · failedLEFT ENGINE FAILURE ON DESCENT THROUGH 17,000 FT. ENGINE POWER 40% N1 NOTICED ENGINE ROLLBACK WITH NO ABNORMAL INDICATIONS. NO FUEL OR OIL BYPASS LIGHTS ON, TRANSFERRED FUEL FROM LEFT TO RIGHT THEN NOTICED BOTH FUEL PUMP LIGHTS ON. BOTH FUEL PUMP SWITCHES ISDR CA070119008Fcu · failed(CAN) THE AIRCRAFT WAS STARTED AND WARMED UP. THE PILOT THEN BEGAN TO SPOOL THE AIRCRAFT UP FROM GROUND IDLE TO FLIGHT IDLE, HOWEVER NOTHING HAPPENED. THIS WAS TRIED A FEW TIMES BUT STILL NO RESPONSE. OTHER TROUBLESHOOTING WAS PERFORMED WITH NO FINDINGS. THE FSDR DL738060860Fuel Control · unserviceableNR 2 ENGINE WILL NOT REACH T/O POWER RTO. INSPECTED NOSE WHEEL AREA FOR DAMAGE, NO DAMAGE/TROUBLE FOUND. REMOVED AND REPLACED FUEL PUMP AND HMU PER AMM. NEEDS LEAK CHECK. RAN TEST PER AMM 73-21-10 AND ACCEL CHECK PER 71-00-, ALL TESTS PASS.SDR CA061103010Fuel Control · faulty(CAN) ON TAKEOFF ENGINE POWER INCREASED UNCOMMANDED AND THE ENGINE WOULD NOT RESPOND TO THROTTLE INPUT. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. MFG WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE DETERMINEDSDR EIA2006239Fuel Control · malfunctionedAT TOP OF DESCENT NR 1 ENGINE WOULD NOT RESPOND TO THRUST LEVER INPUT ABOVE IDLE POSITION, SHUTDOWN USING IN-FLIGHT ENGINE FAILURE AND SHUTDOWN. COULD NOT DUPLICATE ON THE GROUND, ALL TROUBLESHOOTING SHOWED NO DEFECTS IAW 71-00-42. DID A PRECAUTIONARY, REMOVSDR FDKA200609276Ecu · malfunctionedFDM 6196 JFK-JFK (1824 PHX LCL). CREW REPORTED LOSS OF TORQUE ON LEFT ENGINE DURING CLIMBOUT. MX CHANGED THE EECU.SDR CA061002007Fuel Control · failed(CAN) UNCONTROLLABLE POWER FLUCTUATIONS AT HIGH POWER SETTINGS ON LT ENGINE. FOUND FUEL CONTROL UNIT P/N 2524501-9 S/N 70084801 TO BE UNSERVICEABLE. REPLACED WITH REBUILT UNIT P/N 2524501-9 S/N 70157810. SYSTEM GROUND RUN SERVICEABLE. (TC NR 20061002007)SDR NSVA200600154Fuel Control · malfunctionedRT TORQUE FLUCTUATION OF 75LBS ALONG WITH NP AND N1 AND FUEL FLOW ABOVE 90% N1. REMOVED AND REPLACED RT FCU PN ON/OFF 8063-005, SN OFF 248757 ON, 12361735 IAW CWC 73-20-01, OPS AND LEAKS CK GOOD.SDR CA061006019Bearing Cage · fractured(CAN) ENGINE TORQUE WAS SEEN TO FLUCTUATE IN CRUISE, REDUCING TO ZERO UNCOMMANDED DURING DESCENT. POWER WAS RECOVERED USING THE FUEL CONTROL MANUAL OVER-RIDE SYSTEM. ON A SUBSEQUENT START THE ENGINE ACCELERATED UNCOMMANDED. SUBSEQUENT INSPECTION REVEALED A PSDR QXEA200602568Fuel Control · malfunctionedSEA FLIGHT NR 2152 AT CRUISE AT 18000 FT, THE TORQUE ON THE NR 1 ENGINE BECAME ERRATIC TORQUE WAS VARYING 3% OR SO. THE FUEL FLOW WOULD FLUCTUATE FROM 660 TO 715 NH VARIED ABOUT 1-2% THERE WAS A NOTABLE CHANGE IN SOUND OF THE PROP. MAINTENANCE REPLACED NR 1 SDR HEEA111152Fuel Control · malfunctionedON CRUISE, WE WERE UNABLE TO BEEP NR 2 ABOVE 102. BEEP NR 1 TO MATCH. APPROXIMATELY 15 MINUTES FROM HMA, THE NR 2 JUMPED TO 106. MAINTENANCE REPLACED FUEL CONTROL.SDR CA061005010Shaft · sheared(CAN) DURING DESCENT INTO BASE, NR 2 ENGINE SUDDENLY SHUTDOWN. CREW GOT THE INDICATION BY A YAW AND DISCOVERED AFTERWARDS THE PROP TQ WAS ZERO. EMERGENCY DECLARED. POWERPLANT MESSAGE ON ED QRH ACTIONS WERE CARRIED OUT. PAX BRIEFED ON DESCENT AND IN TERMINAL SDR CA061103008Fuel Control · faulty(CAN) THE ENGINE FLAMEOUT IN CLIMB AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. THE HYDROMECHANICAL FUEL CONTROL UNIT WAS SUBSEQUENTLY REPLACED. MFG WILL INVESTIGATE THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20061103008)SDR CA061006003Drive Shaft · fractured(CAN) ON DESCENT, THE ENGINE FLAMED OUT. GROUND INSPECTION REVEALED A FRACTURED FUEL METERING UNIT DRIVE SHAFT. (TC NR 20061006003)SDR CA060906021Fuel Control · contaminated(CAN) ENGINE TORQUE WAS SEEN TO FLUCTUATE DURING CLIMB. DURING DESCENT ENGINE TORQUE INCREASE UNCOMMANDED AND THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INVESTIGATION REVEALED CONTAMINATION OF THE PNEUMATIC SECTION OF THE FUEL CONTROL UNIT. (TC NR 2006090SDR AMTA200600531Hmu · malfunctionedNR 1 ENGINE EEC LIGHT ILLUMINATED. REMOVED AND REPLACED HYDROMECHANICAL UNIT IAW MM 73-21-10-4. OPS CHECK AND LEAK CHECK OK. (K)SDR ACE081306Fuel Control · defectivePILOT REPORTED NR 1 ENGINE WOULD NOT ACCELERATE ABOVE 35% ON START - REPLACED DEFECTIVE FUEL CONTROL UNIT.SDR RAIA00608014Module · faultyFLT 3554 - PIT - LOSS OF THROTTLE CONTROL ON ENGINE NR 1, NO THROTTLE RESPONSE. MAINTENANCE REMOVED AND REPLACED THE NR 1 FADEC RESISTOR MODULE.SDR A8O2006F00000Eec · malfunctionedENGINE UNCOMMANDED RETURNED TO IDLE/AUTO-RELIGHT. R. UNCOMMANDED ROLLBACK TO IDLE CONDITION THEN AUTO RELIGHT. ENGINE RECOVERED AND (B ENGINE MAINT LTD MESSAGE REMAINED) ELECTRONIC ENGINE CONTROLLER (EEC) SUSPECT, SENT TO MFG FOR ANALYSIS. (K)SDR CA060821004Fcu · failed(CAN) AFTER INSTALLING THE FRESHLY OVERHAULED ENGINE IN THE NR 1 POSITION, THE ENGINE WAS STARTED TO PERFORM THE BETA RIGGING; THE PROPELLER WAS UNFEATHERED, THE POWER LEVEL MOVED UP TO THE FWD BETA STOP TO RECORD NUMBERS, ALL THE PARAMETERS STABILIZED. THE NSDR DXTA200601539Fcu · out of rigRIGHT ENGINE SHUTDOWN AGAIN WHILE BRINGING THROTTLE TO IDLE ON THE POST START SPEED-BRAKE CHECK. FOUND RIGGING OUT OF SPEC AT FUEL CONTROL. RERIGGED AT FUEL CONTROL AND PREFORMED OPS CHECKS. ALL CHECK GOOD. BEFORE ADJUSTMENT FLOW DIVIDER WAS PAST IDLE DETESDR ARWA20060801Pump · unknownNR 2 ENGINE WOULD NOT SPOOL UP ON THE RUNWAY. REMOVED AND REPLACED NR 2 ENGINE MEC/FUEL PUMP PACKAGE IN ACCORDANCE WITH M/M 73-45-01 AND M/M 73-20-01; FOUND NORMAL ON ENGINE RUN-UP IN ACCORDANCE WITH M/M 71-00-00.SDR SAI080601Fuel Control · bindingON FINAL APPROACH THE PILOT MADE AN ADJUSTMENT TO THE POWER LEVER WITH NO ENGINE RESPONSE. USED THE EMERGENCY POWER LEVER TO CONTROL ENGINE POWER AND LANDED. AFTER LANDING PILOT COULD NOT DUPLICATE DISCREPANCY AT RAMP BEFORE SHUTDOWN. REPLACING FUEL CONTROLSDR CA060905013Fuel Control · failed(CAN) THE ENGINE FLAMED OUT DURING DESCENT. SUBSEQUENT INSPECTION REVEALED METAL PARTICLES IN THE FUEL SYSTEM DOWNSTREAM OF THE FUEL CONTROL UNIT. THE FUEL SYSTEM COMPONENTS WERE REPLACED. MFG WILL MONITOR INVESTIGATION OF THE FCU AND ADVISE OF ROOT CAUSE ONCSDR DXTA200601521Fcu · out of adjustDURING SPEED BRAKE CHECK, AFTER RIGHT THROTTLE WAS BROUGHT BACK TO IDLE, THE ENGINE SPOOLED DOWN AND FLAMED OUT. FOUND FUEL CONTROL TO FLOW DIVIDER INTERCONNECTING ROD TO BE OUT OF ADJUSTMENT. ADJUSTED ROD. CW GROUND RUN FUNCTION CHECK. FUNCTION CHECK OK. SDR RAIA00706034Fadec · malfunctionedFLT 7890 - SAT - AUTOMATIC TAKEOFF THRUST CONTROL SYSTEM MESSAGE "NO MARGIN-E1 N1 FLUCTUATION. MAINTENANCE DEFERRED E1." MAINTENANCE DEFERRED E1 FULL AUTHORITY DIGITAL ELECTRONIC CONTROL PER MEL.SDR CA060725002Fuel Control · malfunctioned(CAN) ENROUTE THE CREW ELECTED TO RETURN TO POINT OF DEPARTURE DUE TO A SUSPECTED ENGINE VIBRATION. AFTER ARRIVING, THE MAINTENANCE PERSONNEL INITIALLY REPLACED THE FORWARD ENGINE MOUNT ISOLATORS WITH NO APPARENT REMEDY OF THE PROBLEM. THE FCU WAS REPLACED ANDSDR 06FDEA2650Ecu · malfunctionedAFTER TAKEOFF APPROXIMATELY AT 500' AGL, GOT A MASTER CAUTION ECAM MESSAGE FOR FADEC 2 FAULT. COMPLIED WITH CHECKLIST. RETURNED TO KMEM BECAUSE OF KBTR SHORT RW AND CAUTION ABOUT OVERBOOST WITH REVERSE THRUST. REMOVED AND REPLACED NR 2 ENGINE ECU REF A300-SDR CA061006006Drive Shaft · fractured(CAN) THE FUEL CONTROL DRIVE SHAFT WAS FOUND FRACTURED. THE FUEL CONTROL MID LIFE INSPECTION WAS DETERMINED NOT TO HAVE BEEN PERFORMED. (TC NR 20061006006)SDR AT0600024Eec · malfunctionedEPR FLUCTUATIONS OF +/- .08 AND TGT FOLLOWED INDICATIONS OF +/- 40 DEG. REMOVED AND REPLACED RIGHT ENGINE EEC, NO DEFECTS NOTED REF 73-21.
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