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.

SDR COMA0060124Fcu · malfunctionedRIGHT ENGINE OVER SPEED. REPLACED RIGHT ENGINE FUEL CONTROL.Jan 29, 2000 · N797CA · Cndair CL6002B19SDR AU000031Ecu · malfunctioned(AUS) LEFT ENGINE ELECTRONIC CONTROL UNIT FAULTY.Jan 15, 2000 · Dhav DHC8102SDR ABXA000007Fcu · malfunctionedNR 4 ENGINE SLOW ON ACCELERATION TO TAKEOFF POWER. ABORTED TAKEOFF. REPLACED NR 4 ENGINE FUEL CONTROL UNIT IAW DC8 MM 73-20-1. LEAK AND OPS CHECK GOOD.Jan 13, 2000 · N817AX · Doug DC863SDR CA000118044Fuel Control · failed(CAN) SUSPECT CAUSE FOR HIGHER THAN NORMAL NGAT STARTUP.Jan 12, 2000 · Dhav DHC6300SDR 2000ZZZX746Fcu · leakingFCU LEAKING FUEL BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jan 7, 2000 · N102LN · Snias AS350B2SDR AGQA065567Control Unit · failedCONTROL UNIT WOULD NOT MATCH TORQUES TORQUE SPLITJan 7, 2000 · N8530F · Bell 212SDR VNAA0001007Ecu · failedWHILE CLIMBING THROUGH 17,000 FEET, THE AIRCRAFT EXPERIENCED A LEFT ELECTRONIC ENGINE CONTROL UNIT FAILURE. THE CREW RETURN TO THE FIELD AND LANDED WITHOUT ANY FURTHER INCIDENT. THE AIRCRAFT WAS THEN FERRIED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE LEJan 6, 2000 · N440JS · Dorner DO328100SDR VNAA0001004Ecu · failedDURING TAKEOFF, THE CREW RECEIVED A ELECTRONIC ENGINE CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE CONTROL HAD THE CREW RESET THE CIRCUIT BREAKERS AND PERFORMED MAXIMUM POWER CHECKS WHICH CHECKED GOOD. THE AIJan 5, 2000 · N457PS · Dorner DO328100SDR CA000110022Fuel Control · failed(CAN) WF FLUCTUATIONS, FCU REPLACED.Jan 4, 2000 · Boeing 727227SDR 20000406SH025Fuel Control · failedFUEL CONTROL FAILED UPON INSTALLATION. REMOVED AND REPLACED. (X)Jan 4, 2000 · N911MK · Bell 222SDR RAAA00B2004Fcu · out of rigABORTED T/O DUE TO EXCESSIVE THROTTLE MISALIGNMENT NR 2, 3 INCHES AFT OF NR 1. CHECKED BOTH 1 AND 2 ENGINE THRUST LEVER RIGGING IAW M/M 71-1-11. READJUSTED NR 1 THRUST LEVER. RETRIMMED BOTH ENGINES AND ADJUSTED IAW EF71-10-30.Jan 4, 2000 · N832RV · Boeing 72722CSDR 2000ZZZX370Fcu · defectiveSERIAL NUMBERS ARE THE UNITS THAT REPLACED THE DEFECTIVE UNITS. S/N 72779. SHAFT IN ENGINE FUEL CONTROL SHEARED CAUSING ENGINE TO SHUT DOWN.Jan 3, 2000 · N982FA · Beech C90SDR AALA006001Pin · missingON CLIMB-OUT, RIGHT THROTTLE STOPPED GOVERNING. POWER REMAINED AT TAKEOFF POWER AND WOULD NOT FOLLOW THROTTLE POSITION. FLEW APPROXIMATELY 25 MINUTES SINGLE ENGINE TIME. NO ENGINE LIMITATIONS WERE EXCEEDED. LANDING WAS MADE AT 137,000 POUNDS. FOUND BOLT Jan 2, 2000 · N834RA · Doug DC983SDR VNAA0001001Ecu · failedDURING TAKEOFF, THE CREW RECEIVED A ENGINE ELECTRONIC CONTROL UNIT CAS MESSAGE. THE AIRCRAFT CLEARED THE RUNWAY AND RETURNED TO THE GATE. MAINTENANCE INSPECTED AND CHECKED THE ITEM BUT COULD NOT DUPLICATE THE PROBLEM. THE AIRCRAFT WAS REPOSITIONED AS FLIGHTJan 1, 2000 · N458PS · Dorner DO328100SDR CA000118029Fuel Control · failed(CAN) TACH VALVE GUIDE PIN BACKED OUT WHICH DAMAGED THE BALLHEAD RETAINER AND THE BEARING SEIZED. THE FCU COUPLING WAS ALSO DAMAGED AS A RESULT. PIN HAS PRELOAD AND IS BRAISED IN DURRING ASSY. THIS IS THE FIRST INSTANCE NOTED AND WOODWARD IS INVESTIGATING.Dec 29, 1999 · Stbros SD360SDR CA000110041Fuel Control · failed(CAN) HIGH WF AND HIGH ITT DURING START. FCU REPLACED.Dec 28, 1999 · Swrngn SA226TCSDR 2000ZZZX119P2 Line · failedDURING FLIGHT, PILOT EXPERIENCED LOW MAIN ROTOR SPEED CONDITION WITH AURAL WARNING. PILOT THEN LOWERED COLLECTIVE CONTROL AND MAINTAINED OPERATING SPEED OF ROTOR SYSTEM. AT THAT TIME, HE ELECTED TO TAKE GOVERNOR OUT OF THE AUTO POSITION AND INTO MANUAL OVERRIDec 27, 1999 · N194BH · Snias AS350B2SDR CA000201013Fuel Control · failed(CAN) ENGINE WENT TO AN UNCOMMANDED MAX POWER SETTING. MFC REPLACED.Dec 23, 1999 · Dhav DHC8311SDR DLM88992789Fcu · malfunctionedNR 1 ENGINE FLUCTUATIONS AND EVENTUAL SHUTDOWN. RETURNED TO CVG FLT 971. ENGINE SHUT DOWN ON ITS OWN AFTER 45 SECONDS OF FLUCTUATIONS FROM CLIMB POWER TO NEAR IDLE. RAN ENGINE TO T/O AND POWER SETTINGS BELOW ALL CKS OK, NO FLUX. PERFORMED ACCELERATION CHECDec 18, 1999 · N916DL · Doug MD88SDR RAIA9912017Fcu · failed7071-STL- RIGHT ENGINE WOULD NOT MAKE TARGET TORQUE ON TAKEOFF ROLL. MAINTENANCE REPLACED RIGHT ENGINE FUEL CONTROL.Dec 13, 1999 · N423AM · Bag JETSTM3201SDR CA991231066Fuel Control · leaking(CAN) FUEL CONTROL LEAKING BEYOND ALLOWABLE LIMITS FROM DRAIN MAST.Dec 12, 1999 · Gulstm 690DSDR VNAA9912010Ecu · failedDURING TAKEOFF, THE RIGHT ELECTRONIC ENGINE CONTROL UNIT FAILED. THE CREW ABORTED TAKEOFF AND CLEARED THE RUNWAY. MAINTENANCE INSPECTED AND CLEANED THE ELECTRONIC ENGINE CONTROL UNIT AND INTERCOMP BLEED VALVE CANNON PLUGS IN ACCORDANCE WITH DORNIER MAINTENANDec 9, 1999 · N459PS · Dorner DO328100SDR VNAA9912009Ecu · failedDURING TAKEOFF, THE RIGHT ELECTRONIC ENGINE CONTROL UNIT FAILED. THE CREW ABORTED TAKEOFF AND CLEARED THE RUNWAY. THE CREW PERFORMED THE QUICK REFERENCE HANDBOOK PROCEDURES AND RESET THE ELECTRONIC ENGINE CONTROL UNIT AND WAS RELEASED FOR ANOTHER TAKEOFF ATTDec 9, 1999 · N459PS · Dorner DO328100SDR CA991229022Fuel Control · failed(CAN) NR2 ENGINE WOULD NOT RESPOND PROPERLY TO INCREASED POWER SETTING. FCU REPLACED BUT SUBSEQUENT FAILURE 50 HRS LATER. FCU''S AND FUEL SAMPLES WERE SENT FOR INVESTIGATION. AWAITING FOLLOW UP REPORT. CALL RECEIVED FROM OPERATOR SPECIFYING MATERIAL BREAKDOWN Dec 8, 1999 · Skrsky S61NSDR VNAA9912005Connector · contaminatedDURING THE TAKEOFF ROLL, THE FLIGHT CREW EXPERIENCED A LEFT HAND ELECTRONIC ENGINE CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF. MAINTENANCE INSPECTED AND CLEANED THE CANNON PLUGS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 75-00-00. OPERATIONADec 7, 1999 · N458PS · Dorner DO328100SDR VNAA9912004Ecu · failedDURING THE TAKEOFF ROLL, THE FLIGHT CREW EXPERIENCED A LEFT HAND ELECTRONIC ENGINE CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKEOFF. THE CREW RESET THE ELECTRONIC ENGINE CONTROL UNIT AND THE AIRCRAFT CHECKED GOOD. MAINTENANCE CONTROL CLEARED THE AIRCDec 7, 1999 · N458PS · Dorner DO328100SDR CA000110035Bearing · failed(CAN) PRE SB 60034-73-1 BEARING FOUND TO BE FAILING DURING ROUTINE BENCH CHECK. POST SB BEARING AVAILABLE WHICH HAS LARGER RETAINER TYPE BALL BEARINGS.Nov 24, 1999 · Stbros SD360SDR GXPA99007Fcu · out of adjustNR 1 ENGINE FLAMED OUT AT ALTITUDE. FLAMED OUT ABOVE 29,000 FEET. ADJUSTED FUEL DENSITY, GROUND RUN AND TEST FLIGHT. CHECKED GOOD. (X)Nov 22, 1999 · N614GA · Amd FALCON20SDR VNAA9911015Fuel Control · failedDURING TAKEOFF, THE FLIGHT CREW RECEIVED A RIGHT HAND ENGINE ELECTRONIC CONTROL UNIT FAIL CAS MESSAGE AND THE CREW ABORTED TAKEOFF. THE CREW THEN FERRIED THE AIRCRAFT TO DAY WHERE MAINTENANCE INSPECTED AND CLEANED THE IBV AND ITS CANNON PLUG IN ACCORDANCE WITNov 17, 1999 · N437JS · Dorner DO328100SDR VNAA9911014Fuel Control · failedDURING TAKEOFF, THE FLIGHT CREW RECEIVED A RIGHT HAND ENGINE ELECTRONIC CONTROL UNIT FAIL CAS MESSAGE. THE CREW ABORTED TAKE OFF. THE CREW CYCLED THE ELECTRONIC ENGINE CONTROL UNIT ON THE RAMP AND IT RESET. PERFORMED A STATIC RUN UP AND IT REMAINED GOOD. TNov 17, 1999 · N437JS · Dorner DO328100SDR AC2A0000010Servo · inoperativeSERVO MOTOR WILL NOT OPERATE. REPLACED ACTUATOR. (X)Nov 6, 1999 · N50588 · Bolkms BO105SSDR SWAA991869Mec · erraticAIR TURNBACK, IN FLIGHT SHUT DOWN, NR 2 ENG WOULD NOT GET OUT OF FULL POWER. REMOVED AND REPLACED NR 2 ENG T2 AND T12 SENSORS AND REMOVED AND REPLACED NR 2 ENG MEC PER MM..Nov 6, 1999 · N526SW · Boeing 7375H4SDR 99UAL900578Ecu · leakingNUMBER TWO ENGINE FAILURE INDICATION ILLUMINATED DUE TO COMPRESSOR STALL. *S/D* NO DAMAGE FOUND ON THE BORESCOPE INSPECTION. THE MAIN ENGINE CONTROL LEAKS. REPLACED THE MAIN ENGINE CONTROL AND FUEL PUMP.Nov 6, 1999 · N933UA · Boeing 737522SDR 99ZZZX4409Fcu · leakingFUEL CONTROL LEAKING AT AMBIENT AIR PASSAGE. 1-2 DROPS AFTER START. INTERNAL LEAKAGE.Nov 5, 1999 · N407CR · Bell 407SDR 9904739139Fuel Control · failedAS POWER WAS INCREASED FOR TAKEOFF AND WITH EPR INDICATION BELOW 1.2, THE LEFT ENGINE FLAMED OUT. THE EGT INDICATION FOR THE LEFT ENGINE DECREASED AND THE N1 AND N2 INDICATIONS DECREASED TO ZERO. TAKEOFF WAS ABORTED AT LESS THAN 20 KNOTS AIRSPEED WITHOUT INCNov 5, 1999 · N948L · Doug DC914SDR CA991208031Fcu · failed(CAN) TORQUE ROLLBACK WITH LARGE WF FLUCTUATIONS EXPERIENCED, MANUAL MODE SELECTED WHICH REDUCED FLUCTUATIONS. HMU AND EEC INSPECTED AND FOUND FAILED.Nov 4, 1999 · Dhav DHC8102SDR 99ZZZX4397Fcu · leakingFOUND FUEL LEAKING OUT OF IDLE CUT-OFF SHAFT OF FUEL CONTROL UNIT.Nov 3, 1999 · N500LP · Beech B200SDR HEEA064949Fcu · failedAT 5,500 FEET DURING CRUISE, NR 1 ENGINE DECELERATED TO 68 PERCENT N1. RECOVERED AT 3,300 FEET, SLIGHT OSCILLATION ON LANDING. INSP OF FUEL CONTROL FOUND CATASTROPHIC DRIVE BEARING FAILURE. SPLIT UNIT AND DISCOVERED MAJOR DAMAGE TO INTERNAL DRIVE BODY PARTSNov 2, 1999 · N236X · Bell 230SDR CA991208004Ecu · failed(CAN) TORQUE AND POWER REDUCTION REPORTED. MANUAL MODE SELECTED AND ENGINE STABILIZED. EEC FAILURE ESTABLISHED.Nov 1, 1999 · Dhav DHC8102SDR VNAA9910021Eec · failedDURING CLIMB FLIGHT 4158 EXPERIENCED VARYING POWER LOSS IN THE RIGHT HAND ENGINE. THE FLIGHT CREW RETURNED TO THE FIELD. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND CLEANED THE INLET BLEED VALVE SERVO SCREEN IN ACCORDANCE WIOct 31, 1999 · N430JS · Dorner DO328100SDR A6WA9900122Fuel Conrol · failedCOS/DEN - FLT 5568 - UNCOMMANDED ROLL BACK ON NR 2 ENGINE, ABORTED TAKEOFF. REMOVED AND REPLACED NR 2 FUEL CONTROL UNIT. FUEL CONTROL UNIT TSR 3166 CSR 3553. PART TOTAL CYCLES, 19,244. (X)Oct 30, 1999 · N608AW · Bag BAE146200ASDR DHL99802003Mec · unservicableNR 3 ENGINE N1 OCCILATION AND MODERATE VIBRATIONS CONCURRENT WITH OCCILATIONS. PRECAUTIONARY SHUTDOWN. CHANGED NR 3 MEC AND CIT SENSOR. OPS AND LEAK CHECK OK PER MM 73-20-1 AND 73-20-2.Oct 23, 1999 · N802DH · Doug DC873FSDR DL76L992334Fuel Control · malfunctionedDURING CLIMB FORM 330 TO 350 RT ENG DID NOT ACCELERATE. RT THROTTLE WAS MOVED TO FIREWALL WITH NO RESULTS. AS THROTTLE WAS BROUGHT BACK IN ALIGNMENT THE ENG STARTED WORKING NORMAL. REPLACED RIGHT ENGINE FUEL CONTROL, SYSTEM OPS CHECK NORMAL.Oct 22, 1999 · N187DN · Boeing 767332SDR CA991209005Fcu · failed(CAN) ENGINE WAS FAILING DECEL CHECKS.Oct 21, 1999 · Bell 206BSDR 2000ZZZX472Fcu · inoperativeDURING SHORT FINAL, NR 3 ENGINE FLAMEOUT; FUEL ON NR 3 TANK WAS 5800; SUSPECT FCU MALFUNCTION. CHANGED AND TESTED FCU UNIT IAW PW MM 72-0. (X)Oct 21, 1999 · N7046H · Doug DC8F54SDR CA000110023Fuel Control · failed(CAN) FUEL CONTAMINATION WAS FOUND WITHIN THE FCU AND THE FUEL CENTRIFUGAL PURIFIER. THE PURIFIER HAS BEEN SENT FOR TEAR DOWN.Oct 20, 1999 · Skrsky S61NSDR CA991103068Fcu · failed(CAN) ENGINE FAILED TO ACCELERATE ABOVE 77 PERCENT N1. FCU REPLACED AS WELL AS N1 AMPLIFIERS SWAPPED. NO FURTHER DEFECTS NOTED.Oct 19, 1999 · Cndair CL6002B16SDR 99UAL900524Fuel Control · out of adjDIVERTED TO MCI DUE TO NR 1 ENGINE SURGE. *S/D* THE FUEL CONTROL UNIT WAS FOUND TO BE OUT OF ADJUSTMENT. THE FCU WAS REPLACED.Oct 13, 1999 · N560UA · Boeing 757222SDR 99ZZZX4398Fcu · leakingFOUND FUEL LEAKING OUT OF IDLE CUT-OFF SHAFT OF FCU.Oct 13, 1999 · N703KH · Beech 200BEECHSDR UF6A991016Fuel Control · failedSBN - FLT 5751 - DURING CRUISE, THE NR 1 ENGINE TORQUE BEGAN TO SURGE PLUS/MINUS 5 PERCENT. TORQUE PEAKED AT 120 PERCENT FOR 1 SECOND THEN ROLLED BACK TO 0 PERCENT. ENGINE WAS SHUTDOWN. MAINTENANCE REMOVED AND REPLACED THE NR 1 MFC. POWER ASSURANCE RUNS WEOct 12, 1999 · N859AW · Bag ATP
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