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.

SDR CA120129001Fuel Control · failed(CAN) WHILE PREPARING FOR THE SCHEDULED NIGHT FLIGHTS, AFTER NORMAL ENGINE START, WHILE RUNNING UP TO PERFORM THE FEATHERING CHECK, THE ENGINE COULD ONLY ACHIEVE 1700 RPM ON THE PROPELLER WHERE 1900 RPM SHOULD HAVE BEEN AVAILABLE WITH THROTTLE FULL FORWARD. FLJan 13, 2012 · Socata TBM700SDR UALA2012011200260Unknown · malfunctionedENG EEC MODE L LEFT ENGINE ELECTRONIC ENGINE CONTROL (EEC) IS IN THE ALTERNATE CONTROL MODE DUE TO A CONTROL SYSTEM FAULT. STATUS MSG01- NOT ACTIVE TAKEOFF ROLL MODE DEPENDENT; ENG PRESS RATIO (EPR) (L ENG) P4.95 MANIFOLD IS BLOCKED OR LEAKING. DB- ELECTRONIJan 12, 2012 · N213UA · Boeing 777222SDR CA120115004Fuel Control · malfunctioned(CAN) DURING TAXI AFTER LANDING, THE ENGINE LOW OIL PRESSURE WARNING ILLUMINATED FOLLOWED BY THE GENERATOR WARNING. THE PILOT SHUT THE ENGINE DOWN. TROUBLESHOOTING LED TO THE REPLACEMENT OF THE FUEL CONTROL AND FUEL PUMP BEFORE THE ACFT WAS RETURNED TO SERVICEDec 28, 2011 · Bombdr BD7001A10SDR USAA2011122700018Hydromech Unit · failedAFTER ENGINE START, AND POSSIBLY DURING POWER CHANGE OVER, NR 2 ENGINE FAILURE ECAM MESSAGE WITH AUTO SHUTDOWN. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENG HYDROMECHANICAL UNIT AND FUEL PUMP/FILTER ASSEMBLY IAW AIRBUS MAINTENANCE MANUAL 73-11-10 & 73-21-10.Dec 24, 2011 · N118US · Airbus A320214SDR MYWA110139Warning System · false activationETOPS SIGNIFICANT SYSTEM: ON POWER UP FOR TAKE OFF ENG MASTER CAUTION ILLUMINATED. BOTH ALT EEC'S ILLUMINATED. LOW SPEED ABORT PERFORMED. PERFORMED BITE CHECK, FIM 73-05 TASK 811 & TEST NR 13 ON NUMBER 1 EEC & NUMBER 2 EEC PER AMM 71-00-00 NO DEFECTS NOTEDDec 23, 2011 · N738MA · Boeing 7378Q8SDR CA120115009Fuel Control · malfunctioned(CAN) AS POWER WAS APPLIED FOR T/O, THE ENGINES COULD NOT ACHIEVE T/O POWER FOR THE DAY IN EEC MODE. REQUIRED THRUST COULD BE ACHIEVED IN MANUAL MODE. TROUBLESHOOTING LED TO THE REPLACEMENT OF BOTH ENGINE`S FUEL CONTROL BEFORE THE ACFT WAS RETURNED TO SERVICEDec 21, 2011 · Raythn 400ARAYTHEONSDR UALA2011122207072Probe · faultyL ENG EEC MODE ON EICAS ON L ENG START RETURN TO GATE. DEF IAW MEL 7321AF IN AGREEMENT WITH TOMC ENG DESK TONI MP ACCOMPLISHED. -INF- :MSG 350-24 T2P2 PROBE HEAT. (PARTS: 585-1473 0154ED2 PROBE *SPA* LOB: N).Dec 21, 2011 · N641UA · Boeing 767322SDR USAA2011122000011Mec · faultyON CLIMBOUT FROM IAH AT STANDARD THRUST -90.6 PERCENT N1- SETTING, THE NR 2 ENGINE N1 INCREASED TO 99 PERCENT MOMENTARILY THEN BACK TO NORMAL. THIS OCCURED SEVERAL TIMES. THE AUTO THROTTLES WERE DISCONNECTED WITH NO HELP - DID NOT TURN OFF PMC'S. STOPPED WHDec 19, 2011 · N406US · Boeing 737401SDR CA111227001Fuel Control · malfunctioned(CAN) IT WAS REPORTED THAT DURING REVENUE FLIGHT THE CREW OBSERVED A DECREASING TORQUE INDICATION ON 1 ENGINE AND ELECTED TO SHUTDOWN THE ENGINE. THE ACFT PERFORMED AN UNEVENTFUL SINGLE ENGINE LANDING THE AIRPORT OF ORIGIN. IT WAS REPORTED THAT THE FUEL CONTRDec 17, 2011 · Dhav DHC8311SDR CA120104010Fcu · failed(CAN) PILOT WAS APPROACHING LANDING AREA, NOTICED N2 WAS INCREASING, SO USED THE LINEAR ACTUATOR TO REDUCE N2 SPEED. N2 ADJUSTMENT FAILED TO REDUCE N2 SPEED WHILE IN THE AIR, SO PILOT CONTINUED TO ATTEMPT TO SLOW N2 SPEED THROUGH LINEAR ACTUATOR ADJUSTMENT UNDec 14, 2011 · Bell 206BSDR UALA2011121206781Fuel Control · leakingFUEL LEAK ON NR 1 ENGINE FUEL CONTROL UNIT, DRAINED FUEL FROM PUMP FILTER HOUSING. RE-INSTALLED FUEL FILTER COVER RETAINING BOLT IAW AMM AND SAFETY.Dec 11, 2011 · N506UA · Boeing 757222SDR ASAA11510780Eec · faultyWHILE PERFORMING TC 78273000 INTERROGATE CDU FOR ENGINE FAULTS NR 1 ENG SHOWS ECONOMIC FAULT MESSAGE 75 20521 HMU HPT ALL CONTROL CURRENT IS OUT OF RANGE SHOWS CURRENT. PERFORMED TC 48273000 FC 75 20521 SHOWS ON ALL FLT LEGS. REF FIM TASK 75 22 00 810 804 F0Dec 11, 2011 · N562AS · Boeing 737890SDR DXTA2011121204820Fcu · failedON INITIAL CLIMB, AT APPROX 600-1000 FT AGL, NR 1 ENGINE COMPUTER LIGHT ILLUMINATED ASSOCIATED WITH A NOTICABLE YAW OF THE ACFT. ABNORMAL CHECKLIST ITEMS COMPLETED AND ENGINE COMPUTER SET TO OVERSPEED PROT. NO ENGINE EXCEEDANCES NOTED AND ENGINE OPS CONTINUEDDec 11, 2011 · N871QS · Raythn HAWKER800XPSDR CA111208014Fcu · failed(CAN) THE ENGINE HAD BEEN RUNNING FOR ABOUT 20 MINUTES BEFORE BEING CLEARED FOR TAKEOFF. ON RECEIVING TAKEOFF CLEARANCE, TURNED THE LIGHTS AND ANTI-ICE ON AND ADVANCED THE CONDITION LEVER TO FLT IDLE. THE POWER LEVER WAS ADVANCED NEARLY TO THE STOP AND THEDec 7, 2011 · Pilats PC1247SDR UALA2011120506646Fmu · faultyRT ENG FUEL VLV NEEDS OPS CHECK. ACPD NR 2 ENG RUN. ENG WOULD NOT LIGHT OFF. "R FUEL VLV" MSG CAME ON WITH ASSOCIATED "ENG VLV" LIGHT ON PEDESTAL. NEXT STEP IN TROUBLESHOOTING IS TO REPLACE FMU. REPLACED NR 2 ENG FMU PER MM. RAN ENG OPS CHECK GOOD NO LEAKSDec 3, 2011 · N674UA · Boeing 767322SDR CA111201009Line · obstructed(CAN) PILOT REPORTS THAT AFTER TAKEOFF, APPROXIMATELY 1200 AGL DURING CLEAN UP OF THE FLIGHT DECK CONFIGURATION THE NR 2 ENGINE FUEL AUXILIARY PUMP WAS SELECTED OFF. APPROXIMATELY 5 TO 10 SECONDS AFTER THE PUMP WAS SELECTED OFF THE ENGINE BEGAN TO SURGE WITH ANov 28, 2011 · Bombdr DHC8400SDR REXA201100874Fuel Control · leakingLEFT ENG MFC LEAKING. REMOVED AND REPLACED LT ENG MAIN FUEL CONTROL IAW AMM 73-21-01. VERIFIED PART EFFECTIVITY, LEAK CHECK GOOD. PERFORMED ALL NECCESSARY ENGINE RUNS FOR LT MFC. REMOVED AND REPLACED IAW AMM 71-00-00 OP/C & FC GOOD.Nov 26, 2011 · N8928A · Cndair CL6002B19SDR ASAA11510714Eec · faultyAFTER START ON NR 2 ENG, ENG NR 2 CONTROL LIGHT ILLUMINATED ON THE OVERHEAD PANEL. VERIFIED DISCREPANCY EEC BITE FAULT CODE 73 10222 INTERNAL FAULT. PERFORMED FIM 73 21 TASK 801. REPLACED NR 2 EEC AND OPS NORMAL PER AMM 73 21 60 400 801 F00. SIGNIFICANT SYNov 26, 2011 · N530AS · Boeing 737890SDR CA111201011Hmu · malfunctioned(CAN) DURING TAXI, BOTH BLEEDS WERE SELECTED ON NP DROPS TO 65 PERCENT ON ENGINE NR 2, CAUSING ACW GEN FAULT. AFTER SEVERAL SECONDS, AACW FAULT EXTINGUISHES AND NORMAL OPERATION RESUMES. TROUBLESHOOTING REVEALED NR 2 ENGINE HMU AT FAULT. HMU WAS R & R, HMU Nov 23, 2011 · Aerosp ATR42300SDR REXA201100861Fuel Control · out of rigN2 SPLIT OF 2.7 AT IDLE. RIGGED LT FUEL CONTROL IAW AMM 76-10-00 & OPC LT ENG IAW AMM 71-00-00. OK FOR SERVICE.Nov 22, 2011 · N819AY · Cndair CL6002B19SDR REXA201100857Fuel Control · out of rigLEFT ENGINE WAS 63.7 PERCENT N2 AND RIGHT ENGINE 66 PERCENT ON TAXI IN. FOUND NR 2 THROTTLE GEAR BOX OUT OF RIG. RE-RIGGED RT THROTTLE GEAR BOX AND FUEL CONTROL IAW AMM 76-10-00. PERFORMED ENGINE POWER ASSURANCE RUN ND ACCELLERATION CHECK IAW AMM 71-00-00.Nov 20, 2011 · N8659B · Cndair CL6002B19SDR ASAA11510690Eec · faultyWHILE ACCOMPLISHING TASK SBCFM56 7B 73 0178 2 NR 2 EEC HAD INTERNAL FAULT CODE 73 10112. REPLACED NR 2 EEC. REF AMM 73 21 60.Nov 20, 2011 · N588AS · Boeing 737890SDR CHQA201100456Fadec · malfunctionedCREW REPORTED THAT WHILE ON APPROACH, E2 N1 ROLLED BACK TO 38 PERCENT WHILE E1 N1 STAYED AT 68 PERCENT. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE RESET FADECS AND PERFORMED ENGINE RUNS WITH NO FURTHER DEFECTS NOTED.Nov 18, 2011 · N562RP · Emb EMB145LRSDR UALA2011112106341Eec · faultyWHILE ACCOMPLISHING PIMU BITE CHECK FOUND NR 2 ENG EEC CH A FAULT CAT 2 MESSAGE EEC CH A TCA SOL W-A FAIL. TROUBLESHOT REF FIM 71 PIMU MESSAGE INDEX PG64K,PG64L, MESSAGE 354-22 & REF WDM 71-51-14. COMPLETED TO ITEM G INDICATES NEED EEC. REF PTT # 6562008 FONov 17, 2011 · N649UA · Boeing 767322SDR SWAA118000Hmu · faultyAIR TURNBACK/DECLARED EMERGENCY - COMPRESSOR STALL SUSPECTED ON NR 1 ENGINE DURING CLIMBOUT 11,000FT WITH THRUST LEVERS STABILIZED NO ABNORMAL INDICATOINS AFTER INITIAL STALL. REMOVED AND REPLACED NR 1 ENG HMU PER MM.Nov 16, 2011 · N417WN · Boeing 7377H4SDR CA111116008Mec · failed(CAN) AFTER NORMAL ENGINE NR 2 START, NO THROTTLE RESPONSE N1 15 PERCENT, TGT 660 DEGREES, N2 60 PERCENT, FF 0.05. NR 2 ENGINE, MAIN ENGINE CONTROL (MEC) REPLACED IAW 73-21-01 AND MADE SERVICEABLE.Nov 12, 2011 · Airbus A310304SDR UALA2011111006134Circuit Card · faultyIDLE DISAGREE EICAS. REPLACED EEC DISCRETE CARD M590 AND RELAYS K141 & K434.Nov 9, 2011 · N668UA · Boeing 767322SDR CA111114017Fuel Control · inoperative(CAN) DURING FLIGHT, THE ENGINE POWER ROLLED BACK UNCOMMANDED, AN ALTITUDE CHANGE FROM FL380 TO FL360 CORRECTED THE PROBLEM. SOON AFTER, ENGINE ROLLED BACK AGAIN, BUT TO A LESSER DEGREE AND RECOVERED. TROUBLESHOOTING IS FOCUSING ON THE FUEL CONTROL WHICH WILNov 7, 2011SDR ASAA11510636Eec · faultyBOXED A/T LIM ON UPPER DISPLAY ILLUMINATED. NO OTHER LIGHTS ILLUMINATED. ACCOMP FIM 22 32 TASK 815 AND A/T BITE PER FIM 22 31 TASK 801. INFLIGHT FAULTS FOR LEG 1 HAS MAINT MSG 22 31411 EEC 1B FAILURE. ACCOMP FIM 22 31 TASK 806 AND EEC BITE PER FIM 73 00 TSNov 7, 2011 · N594AS · Boeing 737890SDR UALA2011110405980Fmu · faultyLEFT ENG FUEL SHUTOFF VALVE STATUS MSG DISPLAYED. LEFT ENG WOULD NOT SHUTDOWN NORMAL WITH CUTOFF SWITCH, SHUTDOWN ONLY WITH FIRE HANDLE. NR 1 ENG FMU PER MM, FMU OPERATION NORMAL PER TESTS 3A & TEST 6.Nov 4, 2011 · N224UA · Boeing 777222SDR CA111103005Hmu · malfunctioned(CAN) FLIGHT HAD REJECTED TAKEOFF DUE TO AN ENG INDICATION PROBLEM DURING THE TAKEOFF ROLL ON RNWY. THE CREW TAXIED OFF THE RNWY, WITH HOT BRAKES & ARFF MEET THEM AT THE TAXIWAY. THE RTO SPEED WAS AT 115 KTS. NR 2 ENG HMU REPLACED IAW AMM 73-21-10 P401. BONov 3, 2011 · Airbus A319112SDR SWAA117559Hmu · faultyINFLIGHT SHUTDOWN, NR 2 ENGINE SHUT DOWN ON IDLE THRUST. REMOVED AND REPLACED HMU AND FUEL PUMP PER MM.Oct 31, 2011 · N491WN · Boeing 7377H4SDR UALA2011102705812Fmu · failedNR 3 ENGINE FUEL VALVE EICAS MESSAGE WHEN FUEL CONTROL SWITCH PUT TO RUN (2X). CREW CYCLED CIRCUIT BREAKER L12 (ENG3 FUEL CONT VALVE) NO HELP. REPLACED FMU PER MM, LEAK CHECKED OK, RAN ENGINE AT IDLE PER JRH, NR 3 ENG FUEL CONTROL VALVE CIRCUIT BREAKER STAYEOct 26, 2011 · N197UA · Boeing 747422SDR REXA201100734Fuel Control · faultyNR 2 N1, N2 AND FUEL FLOW FLUXATIONS IN CLIMB AND CRUISE. N1 DEVIATED ROUGHLY 1 PERCENT AND FUEL FLOW ROUGHLY 100LBS FLUXATIONS WERE CONTINUOUS AND ASSOCIATED WITH YAW. REMOVED AND REPLACED FUEL CONTROL UNIT IAW AMM 73-21-01, PERFORMED OPS CHECK OF RT ENG FCOct 18, 2011 · N819AY · Cndair CL6002B19SDR GLBA20111019FFcu · leakingPILOT REPORTED THAT THERE IS A LEAK COMING FROM THE SMALL DRAIN ON THE LT ENGINE. MX REPLACED THE LT HP FUEL PUMP AND FCU, OPS AND LEAK CHECKED GOOD.Oct 18, 2011 · N201GL · Beech 1900DSDR CA111017008Fcu · corroded(CAN) ENGINE REMOVED FOR SCHEDULED MX AND THE FCU P3 AREA WAS INSPECTED FOR CORROSION. HEAVY CORROSION WAS FOUND IN THE CAP, PISTON AND BORE. PISTON RING SHAVING WERE ALSO FOUND. COATING DELAMINATION FROM THE PISTON SUPPORT COIL WAS ALSO OBSERVED. THE COATIOct 13, 2011 · Frchld SA227DCSDR CA111019007O-Ring · failed(CAN) DURING TAKE OFF, THE NON-FLYING PILOT REPORTED NR 1 ENGINE WAS DOWN ON TARGET TORQUE BY 4 TO 5 PERCENT. TAKEOFF WAS ABORTED. NO OTHER ABNORMAL ENGINE INDICATIONS WERE NOTED. POST EVENT INSPECTION FOUND BLUE O-RING DEBRIS IN THE HIGH PRESSURE FUEL FILTOct 10, 2011 · Aerosp ATR72212ASDR UALA2011101005481Eec · failedLEFT ENGINE EEC MODE AND LT PROBE HEAT MESSAGES, LOSS OF LT ENGINE EPR INDICATION ON ENGINE START WITH EEC GOING TO ALTERNATE. REPLACED EEC ALTERNATOR PER MM, OPS CHECKED GOOD, NO FAULTS IAW WDM 30-24-41.Oct 7, 2011 · N676UA · Boeing 767322SDR ASAA11510486Eec · faultyABORTED START NR 1 ENG ALL PARAMETERS NORMAL BUT NO EGT RISE. QRC AND QRH PROCEDURES ACCOMPLISHED. START ATTEMPTS WERE ON IGN R LT ENG STARTS NORMAL ON IGN L. SWAPPED POWER SUPPLIES TO LT ENG EXCITERS NO FIX NO AUDIBLE ON IGN R. RESTORED TO ORIGINAL REF 74Oct 7, 2011 · N584AS · Boeing 737890SDR FDEA201110064343Hmu · failedON TAKEOFF, NR 2 ENGINE WOULD NOT RESPOND TO THROTTLE MOVEMENT. R & R NR 2 ENGINE HMU IAW AMM 73-21-01-04. CHECKED GOOD. PERFORMED IDLE LEAK CHECK AND POWER TRIM RUN IAW MM 71-00-00-05 LEAK CHECKS GOOD AND POWER RUNUP CHECKS GOOD.Oct 6, 2011 · N455FE · Airbus A310222SDR 5APR20111005094Fcu · faultyPILOT REPORTS PCL BINDING. THE FCU WAS FOUND TO BE AT FAULT. THE FCU WAS R & R WITH A SERVICEABLE UNIT IAW AMM 12-A-73-20-01-00A-920A-A AND THE EMM 73-20-00, ALL REQUIRED TEST WERE ACCOMPLISHED WITH NO FURTHER DEFECTS NOTED.Oct 5, 2011 · N607AF · Pilats PC1245SDR DXTA2011100304738Fuel Control · malfunctionedAT CRUISE ALTITUDE, NR 2 ENGINE COMPUTER MM ANNUNCIATOR ILLUMINATED. ENGINE POWER CHANGED ON ITS OWN AT THAT MOMENT. CHECKLIST ITEMS COMPLIED WITH AND NR 2 ENG COMPUTER SWITCH SELECTED IN OVERSPEED PROT MODE. NORMAL LANDING MADE. PERFORMED ENGINE DEEC DOWNSep 30, 2011 · N897QS · Raythn HAWKER900XPSDR 3HCR20110927002Shaft · crackedUNIT FAILED TO LIGHT OFF. INSPECTED AND FOUND TORSION SHAFT LEAKING.Sep 27, 2011 · N361AL · Bell 206L3SDR 3HCR20110927001Fuel Control · failedAIRCRAFT FAILED TO LIGHT OFF. INSPECTED AND FOUND CUT-OFF UNSERVICABLE.Sep 27, 2011 · N361AL · Bell 206L3SDR CA110921007Line · broken(CAN) LINE SEPARATED FROM P3 FILTER HSG. UNDER HEAVY POWER CHANGE ENGINE TORQUE WOULD SPLIT FROM OTHER POWER SECTION. DEFECT FOUND DURING LEAK CHECK OF P3 AIR SYS.Sep 21, 2011 · Bell 212SDR CA110923005Fuel Control · leaking(CAN) FCU WAS FOUND LEAKING FROM THE BACK CASE DRAIN DURING INSPECTION. LEAKAGE EXCEEDED ALLOWABLE LIMITS. REMOVED AND FOUND REAR CASE TO BE FULL OF FUEL. THIS IS THE SECOND LOW TIME 897801-1 IN ONE MONTH THAT HAS HAD THIS PROBLEM.Sep 18, 2011 · Swrngn SA226TCSDR C2XA11IA219Fadec · malfunctionedAMA - FLIGHT 4565, DURING CRUISE FLIGHT THE CREW REPORTED THAT THE NUMBER ONE ENGINE N1 DECREASED FROM 82% TO 67% TWICE WHILE ON FADEC A. THE AIRCRAFT LANDED AT AMA WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NUMBER 1A FADEC, OPERATIONALLY TESSep 16, 2011 · N16961 · Emb EMB145LRSDR ASAA11510373Eec · malfunctionedON TAXI IN ENGINES AT IDLE RIGHT OIL FILTER BYPASS LIGHT ILLUMINATED. REPLACED SCAVENGE OIL FILTER. NO DEFECTS NOTED. PERFORMED CDU CHECK INPUT MONITORING FILTER SCREEN FILTER BYPASS STATUS INDICATES A CONDITION OTHER THAN CLOGGED. ON EEC BITE TEST FOUND FSep 15, 2011 · N568AS · Boeing 737890SDR C2XA11IA215Fadec · malfunctionedDRO - FLIGHT 6077, THE CREW REPORTED SELECTING "CLB" THRUST DURING TAKEOFF RESULTED IN A T/O 1 DISPLAY ON EICAS (INADEQUATE THRUST POWER) AND AFTER SELECTING CRZ, THE CREW COULD THEN SELECT E-CLB. MAINTENANCE REMOVED AND REPLACED THE THRUST CONTROL MODULE, ANSep 13, 2011 · N12166 · Emb EMB145XRSDR C2XA11IA214Fadec · malfunctionedDRO - FLIGHT 6077, THE CREW REPORTED SELECTING "CLB" THRUST DURING TAKEOFF RESULTED IN A T/O 1 DISPLAY ON EICAS (INADEQUATE THRUST POWER) AND AFTER SELECTING CRZ, THE CREW COULD THEN SELECT E-CLB. MAINTENANCE REMOVED AND REPLACED THE THRUST CONTROL MODULE, ANSep 13, 2011 · N12166 · Emb EMB145XR
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