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 WTAA980001Bolt · missingSBP - LEFT ENGINE LOST RPM DURING CLIMB-OUT, AIRCRAFT RETURNED TO STATION. MAINTENANCE RESECURED RPM LEVER ROD END ASSEMBLY. PERFORMED ENGINE RUN. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)Jan 2, 1998 · N430UE · Bag JETSTM3101SDR 98ZZZM144Ecu · failedJFK - FLT 4909 - DURING CLIMB THROUGH 12,00 FEET, THE RIGHT ENGINE STARTED SURGING. THE CREW ELECTED TO SHUT DOWN AND LANDED AT JFK WITHOUT PROBLEM. REPLACED ECU AND COMPLETED FCF, ALL CHECKED GOOD. (M)Dec 28, 1997 · N327AT · Aerosp ATR42300SDR PCAA9700662Ecu · failedDURING CLIMB-OUT FROM BTV, THE A/C EXPERIENCED CONTINUOUS YAW FLUCTUATIONS. TORQUE, ITT, FUEL FLOW, AND PROP RPM ALSO FLUCTUATED FOR THE NR 2 ENGINE. A/C RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE T/S SYSTEM, FOUND NR 2 ENGINE ECU AT FAULT PDec 21, 1997 · N814EX · Dhav DHC8102SDR TC8A97054Fuel Control · failedATTEMPTED T/O, HOWEVER NR 3 ENGINE N1 WOULD NOT SPOOL UP TO T/O POWER, ENGINE COMPRESSOR STALL POPPING WAS NOTED. N2 WAS 80 PERCENT, N1 HUNG AT 48 PERCENT. FOUND N1 INDICATOR STICKS, REPLACED N1 INDICATOR PER MM 77-12-0, OPS CHECKS OK. FOUND ENGINE WOULD NODec 14, 1997 · N182SK · Doug DC8F55SDR REXA97277Decu · failedCTOT ON RIGHT ENGINE DOESN'T CATCH. REMOVED AND REPLACED RIGHT HAND DECU. GROUND RUN GOOD. CTOT CHECKS GOOD. (M)Dec 14, 1997 · N361PX · Saab 340BSDR 97ZZZX5079Eec · malfunctionedELECTRONIC ENGINE CONTROL UNIT PASSED FUNCTIONAL TESTING, BUT EXHIBITED AN HISTORICAL RAM PARITY CODE (BINARY HICCUP) IN ITS FAULT MEMORY. INTERNAL INSPECTION REVEALED A TOTAL OF 20 QUESTIONABLE SOLDER JOINTS ON UNIT'S GATE ARRAYS. EACH ASSEMBLY WAS INVOLVEDDec 8, 1997SDR 98ZZZX220Fuel Control · failedPID/FLL - FLT 702 - PILOT REPORTED HE COULD NOT REDUCE POWER ON NR 3 ENGINE; SHUT DOWN IN-FLIGHT. AIRCRAFT LANDED WITH NO PROBLEMS. MAINTENANCE FOUND FUEL CONTROL WOULD NOT SHUT OFF FUEL FLOW. FUEL CONTROL SENT OUT FOR COMPLETE TEAR DOWN. THIS SUPPLEMENTALDec 5, 1997 · N4860J · Dhav DHC7102SDR HEEA0012174Fuel Control · failedWOULD NOT WORK IN CUTOFF MODE. FUEL ALWAYS AVAILABLE TO ENGINE. REPLACED WITH SERVICEABLE FUEL CONTROL.Dec 3, 1997 · N53119 · Bell 206L3SDR VTZA97673Fuel Control · failedFLT 6281 - IAD-HPN - DURING APPROACH, AIRCRAFT MADE A SCHEDULED LANDING AT HPN WITH ONE DISCREPANCY WHICH WAS LEFT ENGINE TORQUE WOULD NOT GO BELOW 40 PERCENT. CREW SHUTDOWN ENGINE. AIRCRAFT WENT TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND RNov 24, 1997 · N490UE · Bag JETSTM3201SDR WWMA9700182Decu · defectiveDURING TAKEOFF, THE RIGHT ENGINE POWER SURGED WITH HIGH A TORQUE INDICATION. FEATHERED RIGHT ENGINE AND ABORTED TAKEOFF AT 40 KNOTS. REPLACED THE RIGHT ENGINE DECU (DIGITAL ENGINE CONTROL UNIT).Nov 21, 1997 · N313AE · Saab 340BSDR 9721733229Fuel Control · malfunctionedAPPROXIMATELY TWO MINUTES AFTER START WITH ENGINE AT IDLE AND ALL PARAMETERS NORMAL, THE NR 2 ENGINE SHUT DOWN. MAINTENANCE INSPECTED AND CHANGED THE ECU, THE HMU, THE ENGINE DRIVEN FUEL PUMP, AND THE PNEUMATIC IP CHECK VALVE. SUBSEQUENT ENGINE RUN WAS NORMANov 16, 1997 · N329NW · Airbus A320211SDR COMA9760226Fuel Control · malfunctionedIN FLIGHT AT FLIGHT IDEL POWER SETTING THE N2 PERCENT IS SPLIT BETWEEN LEFT AND RIGHT ENGINES. REPLACED THE RIGHT HAND ENGINE FUEL CONTROL UNIT.Nov 11, 1997 · N964CA · Cndair CL6002B19SDR ORJA97208Fuel Control · failedRETURN TO GATE FOR LT ENGINE WILL NOT START. RPM N2 AT 40 PERCENT WHEN START SWITCH RELEASED. REMOVED AND REPLACED NR 1 ENGINE FUEL CONTROL PER MM 73-12-02. NR 1 ENGINE START SEQUENCE IS OPS NORMAL. NR 1 FUEL CONTROL LEAK CHECK IS OK. AIRCRAFT RETURNED TO Nov 10, 1997 · N878RA · Doug DC983SDR ORJA97189Fuel Control · failedRETURN TO GATE FOR LEFT ENGINE WILL NOT START. RPM N2 AT 40 PERCENT WHEN START SWITCH RELEASED. REMOVED AND REPLACED NR 1 ENGINE FUEL CONTROL PR MM 73-12-01. NR 1 ENGINE START SEQUENCE IS OPS NORMAL. NR 1 FUEL CONTROL LEAK CHECK IS OK. AIRCRAFT RETURNED TNov 10, 1997 · N878RA · Doug DC983SDR VTZA97636Fuel Control · failedFLT 6358 - IAD-RDU - ABORTED TAKEOFF DUE TO RIGHT ENGINE WOULD NOT MAKE TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED RT FCU, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICNov 9, 1997 · N370MT · Bag JETSTM3201SDR 9720593238Ecu · malfunctionedDURING FINAL APPROACH, ENG 2 THRUST LEVER FAULT ANUNCIATED. AUTOLAND WOULD NOT BE COMPLETED DUE TO POOR LOC SIGNAL. THE NR 2 ENGINE WAS SHUT DOWN PER COM. MAINTENANCE REPLACED ENGINE CONTROL UNIT.Nov 3, 1997 · N338NW · Airbus A320212SDR REXA97266Fcu · failedRT ITT FLUCTUATES FROM 150 DEGREES-900 DEGREES DURING POWER CHANGES AND SMALLER FLUCTUATES WHEN POWER STEADY. REMOVED AND REPLACED RT FCU. (M)Nov 2, 1997 · N402BH · Saab SF340ASDR ORJA97184Fuel Contl Unit · failedON APPROACH IN ORD, LEFT ENGINE WOULD NOT RESPOND TO THROTTLE MOVEMENT. THE TEMP INCREASED AND THE ENGINE WAS SHUT DOWN. ENGINE FUEL CONTROL WAS REPLACED, ACCOMPLISHED OPERATIONAL CHECKS, ALL PARAMETERS NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)Oct 31, 1997 · N832RA · Doug DC983SDR DL72W972221Fuel Control · failedENGINE NUMBER ONE FAILURE IMMEDIATELY AFTER T/O. FLAMEOUT/ LOSS OF THRUST REPORT FILLED OUT. REMOVED AND REPLACED NR ONE ENGINE FUEL BOOST PUMP AND FUEL CONTROL. RAN AND TRIMMED ENGINE PER PRHB.Oct 31, 1997 · N2817W · Boeing 727247SDR Y2PA97027Fuel Control · inopYIP - NR 2 ENGINE FLAMED OUT WHILE CLIMBING THROUGH FL325. ENGINE RELIT AT FL290, FLIGHT CONTINUED AT FL270. NO EMERGENCY PROCEDURES WERE NECESSARY. MAINTENANCE PERFORMED ENGINE RUN AND FOUND ENGINE NOT RESPONDING CORRECTLY TO THROTTLE MOVEMENT. MAINTENANCOct 29, 1997 · N826AA · Amd FALCON20C5SDR DLM88972150Fuel Control · failedAFTER T/O, F/A SMELLED BURNING RUBBER IN AFT CABIN, AT 18000 LOST POWER ON NR 1 ENG. FLT RETURNED TO ATL WITH NR 1 ENG AT IDLE. REPLACED NR 1 ENGINE FUEL CONTROL. UNABLE TO DUPLICATE SMELL.Oct 25, 1997 · N922DL · Doug MD88SDR 9719831141Fuel Control · malfunctionedWHILE DESCENDING THRU FL350, THE NR 3 ENGINE EGT ROSE TO 880C. THE ENGINE WAS SHUT DOWN. THE SECOND RESTART ATTEMPT WAS SUCCESSFUL WITH NORMAL OPERATION FOR THE REMAINDER OF THE FLIGHT. MAINTENANCE BORESCOPED THE ENGINE WITH NO DEFECTS NOTES. THE FUEL CONTOct 21, 1997 · N141US · Doug DC1040SDR DL72S972081Fuel Control · failedAPPROX 40 MINS INTO FLIGHT AT FL330 THE NR 1 ENG INVOLUNTARILY WENT TO FULL POWER. THE THROTTLE DID NOT MOVE. PHYSICAL MOVEMENT OF THE THROTTLE PRODUCED NO ENGINE RESPONSE. PARAMETERS AT SHUTDOWN AS FOLLOWS OIL PRESSURE POSITIVE 45 EPR 2.4 N1-102 EGT-600C Oct 17, 1997 · N406DA · Boeing 727232SDR 9719321226Mec · malfunctionedDURING INITIAL TAKEOFF ROLL, THE NR 1 ENGINE WOULD NOT REACH TAKEOFF POWER. N1 WOULD NOT ACCELERATE ABOVE 90 PERCENT WITH ALL OTHER INDICATIONS ALSO LOW. THE TAKEOFF WAS ABORTED AT 40 KTS. MAINTENANCE REPLACED THE MAIN ENGINE CONTROL (MEC). FOLLOW UP ENGINOct 15, 1997 · N226NW · Doug DC1030SDR UF6A971002Eec · malfunctionedORD - FLT 5715 - AFTER TAEKOFF, LOST THE NR 1 TORQUE AND DIGITAL RATING INDICATIONS, THEN WITH CLIMB POWER SELECTED THE NR 1 ENGINE STARTED TO FLUCTUATE WITH TORQUE NP AS WELL. THE NR EEC AUTOFEATHER WAS ARMING AND DISARMING ALONG WITH A FROZEN ON THE ENGINE Oct 13, 1997 · N852AW · Bag ATPSDR ORJA97165Eec · failedON TAKEOFF ROLL, SPOOLED ENGINES TO 1.2 EPR, ENGAGED AUTO-THROTTLES RELEASED BRAKES, AT APPROX 70 KTS 1.4 EPR, THE LEFT ENGINE INSTRUMENTS REVERSED TREND (DROPPED TOWARDS ZERO). TAKEOFF WAS ABORTED. ENGINE INSTRUMENTS STABILIZED AT IDLE WITH NORMAL INDICATIOOct 3, 1997 · N903RA · Doug MD9030SDR HEEA0011182Ecu · malfunctionDOES NOT RESPOND TO TRIM OR RPM WHEEL. NO POWER CHECK READ OUT ON ADC.Oct 2, 1997 · N3897N · Bell 214STSDR HEEA0011181Ecu · malfunctionECU CAUSING ENGINE N2 TO GO RIGHT ALONG WITH TORQUE.Oct 2, 1997 · N3897N · Bell 214STSDR DL757971935Fuel Control · failedLEFT ENGINE VALVE CAUTION LIGHT CAME ON FOLLOWED BY THE ENGINE QUITTING. THROTTLES WERE AT IDLE DURING DESCENT THRU 22,000 FEET. REPLACED FUEL CONTROL UNIT.Sep 30, 1997 · N614DL · Boeing 757232SDR DHL97722005Fuel Control · failedNR 1 ENG EPR SPIKED TO 2.5 EPR FOR 1 SECOND DURING TAKEOFF, EPR THEN DECREASED TO APPROX 1.80 EPR ON CLIMB THRUST. ALL ENGINE GAUGES WERE THEN STEADY AT CLIMB THRUST. AFTER CLIMBOUT, THRUST LEVER MOVEMENT WOULD NOT CHANGE THRUST. REMOVED AND REPLACED NSep 30, 1997 · N722DH · Boeing 727228SDR 97ZZZM1087Fuel Control · wornFLT CREW IN ICT REPORTED LEFT ENGINE RESPONDING SLOW TO POWER LEVER INPUT. MAINTENANCE IN ICT INSPECTED AND FOUND THE FUEL CONTROL UNIT CONTROL ARM ASSEMBLY WORN. MAINTENANCE REPLACED FUEL CONTROL UNIT IAW EMM 72-00 AND MM 76-00 AND RETURNED TO THE AIRCRAFT Sep 28, 1997 · N178YV · Beech 1900DSDR CA970930019Packing · failed(CAN) IN HOVER, WHILE WAITING TO RELEASE EXTERNAL LOAD, ROTORCRAFT LOST POWER, AUTOROTATED AND LANDED. THE MAIN ROTOR BLADES AND SKID GEAR WERE DAMAGED BEYOND REPAIR AND SCRAPPED. AIRFRAME IS DAMAGED AND MUST BE TRANSPORTED BACK TO BASE FOR REPAIRS (ALIGNMENSep 22, 1997 · Bell 206BSDR 97UAL900717Pma · failedWITH ALL ENGINES IN EEC ALT MODE CRUISE, NR 4 ENGINE FLAMED OUT. RESTARTED ENGINE, HOWEVER ENGINE SURGED UNCONTROLLABLY. DID NOT SHUT DOWN BUT THROTTLED BACK (ENGINE OK ALT IDLE). RETURNED TO NTR. PERMANENT MAGNET ALTERNATOR (PMA) FAILURE. INSTALLED NEW ALSep 18, 1997 · N189UA · Boeing 747422SDR WRLA97105Mec · failedUPON APPLICATION OF POWER FOR TAKEOFF, NR 2 ENGINE WOULD NOT REACH TAKEOFF POWER TARGET. FLIGHT CREW ELECTED TO RETURN TO GATE FOR MAINTENANCE. AIRCRAFT RETURNED TO GATE WITHOUT INCIDENT. MAINTENANCE PERSONNEL REPLACED 'MAIN ENGINE CONTROL' (MEC). GROUND RSep 8, 1997 · N117WA · Doug DC1030SDR COMA9760168Fuel Control · failedRIGHT HAND ENGINE ACCELERATED TO 101 DEGREES WITH NO POWER LEVER COMMAND. REPLACED THE FUEL CONTROL UNIT.Sep 4, 1997 · N940CA · Cndair CL6002B19SDR 97ZZZX4472Fuel Control · malfunctionDURING A HOVER WHILE PREPARING TO TAKEOFF, THE ENGINE DECELERATED. A HOVERING AUTOROTATION WAS SUCCESSFULLY ACCOMPLISHED. UPON LANDING, THE ENGINE STABILIZED AT 40 PERCENT N WITH THE THROTTLE FULL OPEN AND THE COLLECTIVE FULL DOWN. FUEL CONTROL MALFUNCTION.Aug 29, 1997 · N3172V · Bell 206L4SDR 9716239621Fuel Control · malfunctionedDURING LANDING, THE RIGHT ENGINE SHUT DOWN. AIRCRAFT CONTINUED ITS TAXI TO GATE. MAINTENANCE REPLACED THE LEFT ENGINE FUEL CONTROL ASSEMBLY. ENGINE OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.Aug 26, 1997 · N621NW · Doug DC932SDR 9716249163Fuel Control · failedDURING TAKEOFF ROLL AT 70 KNOTS, THE LEFT ENGINE SPOOLED DOWN. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT ENGINE FUEL CONTROL UNIT. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.Aug 25, 1997 · N8906E · Doug DC914SDR UF6A970804Fuel Control · failedAZO - FLT 5700 - THE LT ENGINE DEVELOPED AN UNCOMMANDED 'ROLL BACK' TO APPROXIMATELY 20 PERCENT TQ FROM A CLIMB POWER SETTING. INITIAL ADJUSTMENTS OF THE POWER LEVER INCLUDING FULL FORWARD SELECTION, HAD NO EFFECT TO TQ INDICATION. EVENTUALLY PARTIAL POWER UAug 10, 1997 · N852AW · Bag ATPSDR MASA97103Fuel Cntl Unit · leakedAIRSHUTTLE 120 - DRO-ABQ - THE CREW REPORTED, A FUEL SMELL IN THE CABIN AND A LEFT ENGINE FUEL LEAK. ABQ MAINTENANCE REMOVED AND REPLACED THE FCU AND HIGH PRESSURE FUEL PUMP. NO FURTHER LEAKS WERE NOTED AND NO SMELL WAS NOTED. THE AIRCRAFT WAS RETURNED TO SAug 7, 1997 · N154ZV · Beech 1900DSDR WRLA97088Eec · failedDURING CRUISE, FLT CREW RECEIVED A NR 3 ENGINE 'FADEC MAINTENANCE' ALERT, ALONG WITH AN EGT RISE. ENGINE WAS SHUTDOWN IN FLIGHT. FLIGHT CREW CONTINUED TO DESTINATION AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REP BORESCOPED ENGINE PER MM, NO DEFECTS FAug 5, 1997 · N275WA · Doug MD11SDR UF6A970802Eec · failedORD - FLT 5712 - AFTER TAKEOFF LEFT ENGINE COULD NOT ACHIEVE ABOVE 70 PERCENT TQ. (ITT 650) AT FULL THROTTLE. AFTER LANDING, GENERATOR WOULD DROP OFF WHEN POWER WAS ADDED. MAINTENANCE CLEARED EEC AND PERFORMED ENGINE RUNS. SYSTEM OPS CHECKED GOOD. (M)Aug 4, 1997 · N852AW · Bag ATPSDR WWMA9700112Decu · defectiveDURING CLIMBOUT WITH THE CTOT OFF, THE RIGHT ENGINE LOST POWER AS ITT STARTED TO INCREASE. PULLED POWER LEVER BACK AND NOTICED THE TORQE AND PROP RPM GAUGES WENT TO ZERO. THE ITT SETTLED DOWN ABOUT 150 DEGREES LOWER THAN THE LEFT WITH THE POWER LEVERS MATCHEJul 31, 1997 · N256AE · Saab 340BSDR VTZA97443Fcu · out of adjustIAD/MDT - FLT 6570 - DURING TAKEOFF AT 1815 HOURS ON 7-31-97, AIRCRAFT ABORTED TAKEOFF DUE TO LT ENGINE WOULD NOT MAKE SCHEDULED TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND ADJUSTED LT ENGINE MAX FUEL FLOW, OPS CHECKJul 31, 1997 · N370MT · Bag JETSTM3201SDR VTZA97426Fcu · failedIAD/RDU - FLT 6597 - DURING TAKEOFF AT 1940 HOURS ON 7-31-97, ABORTED TAKEOFF DUE TO RIGHT ENGINE WOULD NOT MAKE TAKEOFF TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND OPENED DMI 04132, MEL 76-2 ON TTL AND QA OPENED CHJul 31, 1997 · N302UE · Jetair JETSTM4101SDR 98ZZZM94Fuel Control · failedNR 1 ENGINE FAILED AT CRUISE. MECH AND INSPECTION WENT TO MLI FROM ATW. REPLACED THE FCU AND LP FUEL PUMP.Jul 31, 1997 · N179US · Bag BAE146200ASDR ORJA97125Fuel Control · malfunctionedNR 1 ENGINE SURGING PLUS OR MINUS .03 EPR (INDICATING ALL ENGINE PARAMETERS). F/A REPORTS UNUSUAL VIBRATIONS AND NOISES. BORESCOPED ENGINE PER MM 72-00-04, ALL OK. REMOVED AND REPLACED FUEL CONTROL NR 2 ENGINE IAW MM 73-20-01 AND TRIMMED ENGINE IAW MM SYSTEJul 30, 1997 · N822RA · Doug DC982SDR VTZA97422Fcu · failedIAD/BTV - FLT 6265 - DURING TAKEOFF AT 1320 HOURS ON 7-28-97, ABORTED TAKEOFF DUE TO LT ENGINE TORQUE ONLY IN MID 70'S. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED FUEL CONTROL UNIT, OPS CHECK OK. AIRCRJul 28, 1997 · N303UE · Jetair JETSTM4101SDR 97ZZZX3558Fuel Contl Unit · defectiveDURING FLARE AT LANDING MIAMI, NR 3 ENGINE FLAMED OUT. TROUBLESHOOTING ON GROUND REVEALED DEFECTIVE ENGINE FUEL CONTROL UNIT. REPLACED FCU, TRIMMED ENGINE, AND RETURNED ACFT TO SERVICE. (X)Jul 22, 1997 · N426FB · Doug DC8F54SDR CA970904029Fuel Control · faulty(CAN) ENGINE SHUTS OFF WHEN THROTTLE IS RETARDED TO 25 DEGREES ON FCU QUADRANT. WHEN THROTTLE IS RIGGED TO IDLE AT 30 DEGREES, IT WILL GO BELOW 30 DEGREES IF THROTTLE IS ROLLED OFF ABRUPTLY.Jul 21, 1997 · Bell 206A
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