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 YTRR099306Fuel Control · failedFUEL CONTROL PURCHASED NEW. ENGINE DEACCELERATED TO 88 PERCENT AND WAS NOT ABLE TO RECOVER.SDR CA041110013Fuel Control · binding(CAN) PILOTS REPORTED THAT WHEN LT POWER LEVER WAS ADVANCED, THE LT FUEL CONDITION LEVER WOULD MOVE AFT FROM HIGH IDLE TOWARD LOW IDLE. THIS COULD BE REMEDIED BY SETTING THE FRICTION TO A HIGHER VALUE THAN NORMAL. THE LT ENGINE WAS INSPECTED BY MAINTENANCE ANDSDR ALG2005F00003B-Nut · looseDURING TAKEOFF, AIRCRAFT HAD A COMPRESSOR STALL. MAINTENANCE INSPECTED ENGINE INTAKE AND EXHAUST FOR EVIDENCE OF FOD NO DAMAGE NOTED. PERFORMED AN ENGINE AIR LINE LEAK CHECK AND FOUND THE P/C LINE FROM THE GOVERNOR TO THE FUEL CONTROL WITH A LOOSE B-NUT. TOSDR P55CA0401273Actuator · malfunctionedIN CLIMB AT 9200 FT, NR 1 ENGINE EGT WENT TO 771 FOR 18 SECOND, FOLLOWED BY A LOUD BLAST & BRIGHT FLASHES OF LIGHT FROM LT SIDE. WIND MILL TIME 50 MINUTES, OIL PRESSURE 5 PSI, N1 22 PERCENT N2 18 PERCENT, FIRE SWITCHED PULLED & NR 1 EDP SUPPLY OFF. REVIEWED SDR CA041115003Fcu · failed(CAN) ENGINE START CARRIED OUT NORMAL, AIRCRAFT TAXIED FOR TAKEOFF. POWER SETTINGS WERE SET AND RT ENGINE DID NOT ACCELERATE. MAX TURBINE SPEED WAS 56 PERCENT (37 PERCENT FAN) CREW ABORTED TAKE OFF AND RETURNED TO BASE. MAINTENANCE PERFORMED THE TROUBLESHOOSDR 2005FA0000165Fmu · out of adjustLT ENGINE LOST POWER ON FINAL APPROACH DUE TO THE FUEL METERING UNIT BECOMING OUT OF ADJUSTMENT. UNIT WAS ADJUSTED IAW CSM AND ENGINE FUEL PRESSURES AND FLOWS WERE ADJUSTED IAW MFG SB97-3. GROUND RUN WAS PERFORMED AND FLIGHT TEST CONDUCTED. NO DEFECTS WERE SDR DJFA2004029Fuel Control · unserviceableCREW REPORTED THAT WHILE AT V2 RIGHT FUEL COMPUTER ANNUNCIATOR ILLUMINATED AND THE NR 2 ENGINE ROLLED BACK TO 70 PERCENT AND STARTED SURGING. THE AIRCRAFT ROLLED RIGHT AT APPROXIMATELY 50 FEET IN THE AIR. CORRECTIVE ACTION WAS TAKEN TO MAINTAIN CENTERLINE ANSDR CA041103006Fuel Control · failed(CAN) ON ENGINE START UP PRIOR TO DEPARTURE THE ENGINE NG STOPPED ACCELERATING AT 48 PERCENT AND THERE WAS NO RESPONSE TO POWER LEVER MOVEMENT. THE ENGINE RESPONDED TO THE SELECTION OF HIGH IDLE AND THEN IDLED AT THE CORRECT NG OF 52 PERCENT. POWER LEVER RESPOSDR ARWA20041003Fuel Control · malfunctionedNR 4 ENGINE SLOW TO SPOOL AT MHLM AND DURING APPROACH ENGINE WOULD NOT ACCELERATE PAST IDLE. REMOVED AND REPLACED NR 4 ENGINE FUEL CONTROL UNIT IN ACCORDANCE WITH MM 73-20-1 AND SYSTEM OPERATIONAL CHECK NORMAL ON ENGINE RUN UP IN ACCORDANCE WITH MM 71-00. NOSDR ASMF200410009Fuel Control · malfunctionedAIRCRAFT RETURNED TO PLATFORM, DURING ENGINES STARTING, LT ENGINE WAS UNDER IDLE MINIMUM THRUST REQUIREMENTS, ABNORMAL PROCEDURE WAS APPLIED AND BUT REMAIN THE SAME CONDITION AND FUEL FLOW WAS UNSTABLE. ACCELERATION CAM WAS SERVICED AND WATER TRAMP WAS DRAINEDSDR VIBA20040916Fuel Control · failedTHE FUEL PUMP DRIVE SHAFT BEARING ASSEMBLY APPARENTLY FAILED OVER AN UUNDETERMINED PERIOD OF TIME, LEADING TO SHAFT LOCK UP AND SHEARED THE DRIVE COUPLING. BLACK RESIDUE FROM THE BEARING FAILURE WAS FOUND TO BE EMITTING FROM THE GANG DRAIN AND STREAKING BACK SDR TSAA0473068Fcu · malfunctionedON TAKEOFF UNABLE TO OBTAIN MAX-POWER ON NR 1 ENGINE, ENGINE POWER ADVANCED NORMALLY UNTIL 1.96-1.97 EPR INDICATION. MAX-POWER OBTAINED WAS 1.97 EPR WITH N1 AT 94 PERCENT; FURTHER THRUST LEVER MOVEMENT HAD NO EFFECT. REMOVED AND REPLACED THE NR 1 ENGINE FCU SDR RAIA00409011Fuel Control · malfunctionedXNA - RT ENGINE OIL PRESSURE ZERO AND RPM FLUX. MAINTENANCE REMOVED AND REPLACED 32 ENGINE FUEL CONTROL.SDR ASMF200409003Fuel Control · failedAIRCRAFT RETURNED TO PLATFORM, DURING TAKE OFF RT GENERATOR FAILED. RT ENGINE WAS INDICATED 530 DEGREE C, WITH OUT EPR AND FUEL FLOW INDICATION. FCU, PT7 TEST POINT WERE CHECKED, ACCELERATION CAMERA WAS LUBRICATED AND ENGINE WAS RUNNING WITH N1 24 PERCENT, N2 SDR KBM2004F00222Fcu · inaccurateFUEL SENDER NOT TRANSMITTING CORRECT QUANTITY. INSTALLED NEW UNIT.SDR YTRR096994Fuel Control · malfunctionedFUEL CONTROL WAS OVERHAULED. INSTALLED AND AFTER 164.1 TSO THE START ACCELERATE COULD NOT BE ADJUSTED AND THE ENGINE WOULD HANG AT 60 PERCENT N1 AND COULD NOT BE INCREASED FURTHER.SDR 2004FA0000695Fuel Control · seizedPILOT NOTED UNCOMMANDED LEFT ENGINE TORQUE AND ITT INCREASE IN FILGHT ON INITIAL APPROACH TO MKE. NO RESPONSE TO POWER LEVER INPUT. PILOT SHUTDOWN ENGIEN AND DIVERTED TO RFD. DURING REMOVAL OF FCU FOR TROUBLESHOOTING NOTED FCU INPUT SHAFT COUPLING SHEARED, SDR CA040804011Fuel Control · failed(CAN) WHEN THE FLIGHT CREW REDUCED POWER ON FINAL APPROACH, NR 1 ENGINE FAILED TO RESPOND TO POWER LEVEL INPUT, AND REMAINED AT 15 LBS TORQUE. THE TORQUE THEN SLOWLY DROPPED TO IDLE WITHOUT ANY POWER LEVER INPUT AND A LANDING WAS COMPLETED WITHOUTFURTHER INCISDR EOO2004FAAFuel Control · inoperativePILOT COMPLAINED IDLE WAS AT 55 PERCENT, AND IT WAS. WHEN ADJUSTMENT WAS ATTEMPTED IT WAS DISCOVERED THAT THERE WAS NO DRAG TORQUE ON THE IDLE SCREW. THE SCREW WAS ADJUSTED UNTIL DRAG WAS ENCOUNTERED (THIS HAD TO BE DONE WHILE THE ENGINE WAS NOT RUNNING). SSDR 2004F00231Fuel Control · shearedAT 16,000 MSL CRUISE, RT ENGINE FLAMED OUT. INSPECTION FOUND ENGINE DRIVEN FUEL PUMP SHEARED.SDR MWEA040120Thermocouple · illuminatedLEFT ENGINE SYSTEM FAIL ALERT CAME ON. REMOVED AND REPLACED LEFT ENGINE CHANNEL A AND B T-30 THERMOCOUPLES.SDR O9I2004F00000Fcu · failedTHE NR 2 ENGINE FCU FAILED TO PROPERLY LIMIT FUEL TO THE ENGINE. DURING THE FINAL DECENT, THE FLIGHT CREW BROUGHT BACK THE THROTTLES TO THE FLIGHT IDLE POSITION FOR LANDING. IT WAS NOTED AT THAT TIME THAT THE NR 2 ENGINE WAS STILL PRODUCING 250 HP, A LEVEL HSDR ABXA040235Fuel Control · defectivePASSING FL 200 ON DESCENT 320 KTS, AS THROTTLE ADVANCED NR 1 ENG FLAMED OUT. IMMEDIATE ACTION ITEM COMPLETED & ENG RESTARTED NORMALLY. MX INSPECTED FUEL TANK BOOST PUMP AND OUTPUT PRESSURE, NO EVIDENCE OF FOD, NO DEFECTS. CHECKED FORWARD PUMP OUTPUT, 190 PSSDR CA040629004Fcu · unserviceable(CAN) DURING THE ATTEMPTED ENGINE START, THE EGT ROSE RAPIDLY TOWARDS REDLINE AND THE ENGINE WAS SHUTDOWN. TOO MUCH FUEL WAS BEING INTRODUCED DURING THE START SEQUENCE THEREFORE CAUSING THE OVERTEMP PROBLEM. THE FUEL CONTROL WAS REPLACED. ENCOUNTER THIS PROBLSDR HEEA096019Fuel Control · malfunctionedIN CRUISE FLIGHT, THE NR 1 ENGINE OUT LIGHT CAME ON, TORQUES SPLIT WITH NR 1 ENGINE LOW, RPM LIGHT CAME ON, LOW AUDIO CAME ON, CYCLIC CENTERING LIGHT CAME ON, AND NR 1 ENGINE N1 WENT TO 40 PERCENT. FOLLOWED CHECK LIST FOR LOW SIDE FUEL CONTROL FAILURE AND LASDR KBM2004F00119Motor · inoperativeMOTOR WILL NOT ROTATE WHEN POWER IS APPLIED. REPLACED MOTOR WITH REPAIR UNIT OPS, GOOD.SDR KBM2004F00137Fuel Control · failedFUEL CONTROL UNIT, UNABLE TO OBTAIN DESIRED NR. REPLACED WITH 0.0 TSO UNIT. OPS CHECK GOOD.SDR CA040623002Dump Valve · malfunctioned(CAN) AS COLLECTIVE WAS LOWERED FLIGHT CREW HEARD A (WHOOSH) SOUND FOLLOWED BY AN ENG N1 UNDER-SPEED WARNING AUDIO. FLIGHT CREW VERIFIED ENG, IMMEDIATELY EXECUTED AN IN-FLIGHT SHUTDOWN OF NR 1 ENG TO PREVENT OVER-TEMP CONDITION. WITH NR 1 ENG SHUTDOWN, AC RETUSDR CA040604014Valve · fluctuates(CAN) DURING CLIMB OUT THROUGH 5000 FEET, ENGINE POWER BEGAN TO FLUCTUATE. ENGINE WAS SHUTDOWN AND SECURED. AIRCRAFT LANDED WITHOUT INCIDENT. INVESTIGATION FOUND THAT THE HORSE POWER LIMITER BYPASS VALVE WAS LEAKING INTERNALLY. BYPASS VALVE WAS REPLACED.SDR P5CA0401100Mec · failedAFTER ENGINE START, NR 1 ENGINE HAD NO RESPONSE TO THROTTLE MOVEMENT, IDLE PARAMETERS NORMAL. REPLACED MEC PER AMM 73-21-01.SDR MALA040402Control Unit · malfunctionedRT PROP RPM, TORQUE AND ENGINE OIL PRESSURE FLUCTUATING AFTER TAKEOFF. AIR RETURNED. MAINTENANCE REMOVED AND REPLACED DEC PN 6071T20P18 SN ON LMDT2171 SN OFF LMDT2223. OPS CHECK GOOD.SDR ALG2004F00023Ecu · failedNR 1 ENGINE FAILED DURING TAKE OFF, AIRCRAFT RETURNED TO PLATFORM. MAINT REMOVED NR 1 ENGINE HMU AND INSTALLED SERVICEABLE HMU. ALSO REMOVED NR 1 ENGINE ECU AND INSTALLED SERVICEABLE ECU.SDR AMTA200400544Eec · malfunctionedLT ENGINE POWER FLUCTUATES. ENGINE STABLE WITH EEC OFF.SDR A6WA200460014Fuel Control · fluctuatesWHILE IN VMC CLIMBING THROUGH 16000 FEET THE NR 3 ENGINE N1 FLUCTUATION FOLLOWED BY FUEL FLOW DROPPING TO ZERO. ENGINE WAS SHUTDOWN, REMAINDER OF FLT MIN N2 OF 8 PERCENT, N1 26, 10 PSI, OIL QUANT 3/4 FULL. MAINTENANCE REMOVED AND REPLACED NR 3 FUEL CONTROL USDR 0400661238Fuel Control · malfunctionedTAKEOFF WAS ABORTED AT 120 KTS WHEN THE NR 3 ENGINE FAILED TO REACH TAKEOFF TARGET N1. CREW ALSO REPORTED AN N2 EXCEEDANCE ON THE NR 3 ENGINE PRIOR TO ABORTING TAKEOFF. MAINTENANCE REPLACED THE MEC AND TRIMMED THE ENGINE. ALL ENGINE INDICATIONS WERE NORMAL.SDR 0400651238Fcu · malfunctionedTAKEOFF WAS ABORTED AT 120 KTS WHEN THE NR 3 ENGINE FAILED TO REACH TAKEOFF TARGET NR 1. CREW ALSO REPORTED AN N2 EXCEEDANCE ON THE NR 3 ENGINE PRIOR TO ABORTING TAKEOFF. MAINTENANCE REPLACED THE MEC AND TRIMMED THE ENGINE. ALL ENGINE INDICATIONS WERE NORMAL.SDR HNAA0400041Fuel Control · inoperativeLOSS OF POWER ON NR 1 ENG IN CLIMB. ENG DID REMAIN RUNNING. A/C RETURNED TO FIELD & DECLARED EMERGENCY, DID NOT SHUTDOWN ENG UNTIL ON FIELD. A/C CLIMB THROUGH 7000 FT. ENG PARAM: TQ 0, WF 230, NH 71, NL 59, ITT 447, OIL PRESS GOOD, PROP RPM STABL & CONTROLLABLSDR ERAA098180Fuel Control · stalledHAS COMPRESSOR STALL OFF IDLE WHILE ADVANCING THROTTLE TO FULL FCU TESTED WITHIN SERVICE LIMITS. FCU TESTED IAW HONEYWELL OHM FORM 15-602E AND RESET TO NOMINAL LIMITS.SDR CA040727011Fuel Control · unserviceable(CAN) NG FLUCTUATIONS OF 2 PERCENT. FUEL CONTROL REPLACED.SDR USA2004F00030Ecu · failedENROUTE, DURING APPROACH, RECEIVED ECAM MESSAGE, (ENG 1 FAIL), WHILE AIRCRAFT WAS AT 6,000 FEET WITH IDLE THRUST SELECTED. THE CREW TRIED, UNSUCCESSFULLY, TO RESTART THE ENGINE. AN EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. SINGLSDR 04FDEA00682Line · contaminatedDURING DESCENT AT 6000 MSL, 250 KIAS IDLE THRUST ENG 2 RPM LO ALERT, FOLLOWED BY FLAMEOUT, EGT 75 DEG WITH IGNITION OVERRIDE ENGINE ACCELERATED TO NORMAL IDLE. ENGINE OPERATION DURING APPROACH, LANDING AND ROLLOUT WAS NORMAL. INSPECTED NR 2 ENG OIL MASTER CHSDR ABXA040111Fuel Control · defectiveNR 4 ENGINE, AFTER SETTING POWER FOR CRUISE, NR 4 ENGINE ROLLED BACK .15 EPR. EGT, FUEL FLOW N1 AND N2 ALL DROPPED. THROTTLE DID NOT MOVE. REPLACED NR 4 ENGINE FUEL CONTROL UNIT IAW 73-20-01. REPLACED NR 4 LOW PRESSURE FUEL FILTER. PERFORMED LEAK CHECK OFSDR G2W2004F00000Fcu · faultyTHE AIRCRAFT WAS DECENDING THROUGH 10,000 FT TRASITIONING FROM THE ENROUTE TO APPROACH PHASE OF FLIGHT. IT WAS AT THIS TIME THAT THE CAPTAIN NOTICED THE LT ENGINE INDICATIONS ROLLED BACK SHOWING A DEAD ENGINE. THE CAPTAIN MOVED THE LT THROTTLE TO SEE IF THE SDR CA040304005Fcu · malfunctioned(CAN) DURING TEST FLIGHT PROCEDURES, AFTER DOING RELIGHT OF LT ENGINE, THERE WAS NO THROTTLE REPONSE ON THE LT ENGINE. THE CREW DECLARED AN EMERGENCY AND CARRIED OUT A SINGLE ENGINE LANDING WITHOUT FURTHER INCIDENT. UPON RETURN, ALL ENGINE RIGGING WAS VERIFISDR A6WA200460003Fuel Control · malfunctionedNR 2 ENGINE FLAMED OUT DURING CRUISE FLIGHT. EMERGENCY CHECKLIST COMPLIED WITH. ENGINE WINDMILLED FOR 10 TO 15 MINUTES. REMVOED AND REPLACED FUEL CONTROL IAW AMM 73-20-01-401. REMOVED AND REPLACED OVERSPEED VALVE, UNDER FURTHER INVESTIGATION. (M)SDR CA040209012Shaft · worn(CAN) FUEL CONTROL RECEIVED FROM CUSTOMER FOR INSPECTION FOLLOWING PREVIOUS RECORDS ABOUT PUMP FAILURE (WSDR 20040128006). FUEL CONTROL HAS TSO- 3195.3 AND WAS OPERATING ON EXTENSION TIME DUE TO A GOOD PERFORMANCES. IT WAS REMOVED FROM A/C FOR INSPECTION IAW SDR CA040205007Fuel Control · inoperative(CAN) WHILE TAXIING, LT ENG POWER LEVER WAS ADVANCED TO FACILITATE TURN. THRUST LEVER WAS ADVANCED, LT ENG SUFFERED A ROLL BACK AND FLAME-OUT. AC WAS TAXIED CLEAR OF RUNWAY, FAULT ANALYSIS RELIGHT ATTEMPTED WITH NO SUCCESS. RELIGHT WAS SUCCESSFUL. AC WAS THESDR AKG2004F00000Fuel Control · malfunctionedAFTER TAKEOFF AND SHORTLY INTO FLIGHT THE LT ENGINE ROLLED BACK TO IDLE WITH THE POWER LEVER NOT BEING MOVED. MAKING A GROUND RUNUP, FOUND THAT THE FCU WAS VERY UNSTABLE AND NOT RESPONSIVE TO POWER LEVER CONTROL INPUTS.SDR HEEA092089Ecu · malfunctionedSHORTLY AFTER TAKE OFF NR 1 ENGINE TORQUE FLUCTUATED. MAINTENANCE FOUND ECU DEFECTIVE.SDR HEEA092091Ecu · malfunctionedAFTER TAKEOFF TORQUE GUAGES FLUCTUATED. RETURNED TO BASE.
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