JASC 7300
Service difficulty reports · 465
Reports filed under 7300 · Engine Fuel and Control, 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 = '7300' 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 = '7300' 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 ASAA2012111093281Unknown · unknownWHILE ACCOMPLISHING TASK CARD 78273000, FOUND ENGINE NR 1 MX MESSAGE 73-30311, START SWITCH SIGNAL AND BUSS DATA DISAGEE. FLIGHT LEG 1. SHORT TERM FAULT. ACCOMPLISHED T/C 78273000 ON NR 1 ENGINE, FAULT NOT LONGER ACTIVE, SEAM C.SDR CA121015011Ecu · faulted(CAN) THE ACFT FIRST STARTED EXPERIENCING NUISANCE FADEC DEGRADE FAULTS IAW RR CSL-6125 ON JULY 19, 2012. SINCE JULY THESE FAULTS HAVE REOCCURRED ON AN INCREASING BASIS WITH HRS FLOWN AND PRIOR TO SOFTWARE UPGRADE WERE REOCCURRING ALMOST EVERY FLIGHT. THE ECSDR CA121022006Drive Shaft · sheared(CAN) DURING PRIMARY CARE RESPONSE MISSION, WITH A PASSENGER LOADED, THE CREW WAS UNABLE TO START NR 2 ENGINE IN EITHER IN AUTO OR MANUAL MODE. AFTER ON GROUND INVESTIGATION, THE FMM DRIVE-SHAFT WAS FOUND SHEARED.SDR HALA2012091700209Circuit Card · malfunctionedON GROUND TAXI WITH BOTH ENGINES ON LT ENGINE N1 23, RT ENG N1 36.6 ALSO RT ENGINE EGT IS LOWER THAN LT. IAW AMM 73-32-06 FLIGHT GROUND IDLE SOLENOID CHECK NR 28 VDC AT SOLENOID REPLACED EEC DISCRETE CIRCUIT CARD IAW AMM 73 -2-12 MCDP TETS 52 TMC RLY SW IS GOSDR SWIA201231746Unknown · malfunctionedTHE LEFT ENGINE FLAMED OUT AT IDLE. THE ENGINE RE-LIT ABOUT 1 MINUTE LATER WITH NO FURTHER ISSUES. REPLACED LEFT HAND ENGINE DRIVE FUEL PUMP, T2 SENSOR, FUEL METERING UNIT, AND FADEC. PERFORMED POWER ASSURANCE RUNS AND ACCELERATION CHECKS OF LEFT HAND ENGINSDR CA120918004Fuel Sys · leaking(CAN) THE CUSTOMER REPORTED A FUEL LEAK FROM THE DRAIN OF THE ECOLOGY VALVE AFTER ENGINE SHUTDOWN. HE ESTIMATED AROUND 10 LITERS OF FUEL DROPPED ON GROUND IN THE 2 MINUTES FOLLOWING ENGINE SHUTDOWN. TROUBLESHOOTING IS ON-GOING.SDR UALA2012081304372Eec · faultedDURING CLIMB, THROTTLE RESPONSE ON ENG 1 WAS LOST WITH THROTTLES ADVANCED ENGINE WOULD NOT ADVANCE BEYOND IDLE. NO CHANGE WITH AUTOTHROTTLES ON OR OFF. INSTALLED NR 1 ENGINE EEC AS PER MM. R & R NR 1 ENG FMU PER AMM. PERFORMED OPS AND LEAK CHECK AS PER MM, ASDR UALA2012070203513Socket · corrodedRIGHT ENGINE FAILED TO START ON TWO ATTEMPTS. RIGHT ENGINE FUEL VALVE EICAS MSG PRESENT ALONG WITH ENGINE VALVE LIGHT ON PEDESTAL. NO FUEL FLOW. CHECKED WIRING FROM CUTOFF SWITCH, FOUND OKAY. REPLACED CORRODED SOCKETS ON D8312 10 AND 14. WD76-11-11. RAN ENSDR 2012FA0000256Diaphragm · failedFUEL INJECTION SERVO, WAS RECEIVED FOR FUNCTIONAL TEST AND REPAIR. DURING AN ATTEMPT TO REMOVE THE SERVO REGULATOR ADJUSTMENT NUT TO CHECK THE NULL SETTING OF THE REGULATOR, THE FUEL DIAPHRAGM STEM UNSCREWED FROM THE FUEL DIAPHRAGM ASSY. (SINCE LOCTITE IS APSDR JIKA12022301Valve · leakingAPPROXIMATELY 15 MINUTES AFTER DEPARTURE, THE PILOT REPORTED SMOKE IN THE COCKPIT COMING FROM THE CONDITIONED AIR VENTS. THE PILOT SHUTOFF THE LEFT AND RIGHT ENGINE ENVIRONMENTAL BLEED AIR AND DUMPED THE CABIN PRESSURIZATION, SMOKE DISSIPATED. PILOT RETURNEDSDR MYWA110123Unknown · leakingETOPS SIGNIFICANT SYSTEM: DURING WALKAROUND FOUND FUEL DRIPPING FROM HPTCC DRAIN. ACCOMPLISHED ACTUATOR TEST IAW 737-800 AMM (TEST 12) ACTUATOR TEST PASSED, NO LEAKS NOTED DURING TEST. ACCOMPLISHED TEST 3A- IDLE POWER LEAK CHECK IAW 737-800 AMM 71-00-00 & 7SDR CALA2011092700627Unknown · malfunctionedSHUT DOWN NR 1 ENGINE PER "FUEL LEAK" CHECK LIST. WINDMILL APPROX 45 MIN. MAINTAINED HYDRAULIC PRESSURE AND POSITIVE OIL PRESSURE. PERFORMED POWERPLANT ADJ & TEST 3A,3B,5,8 & TEST 13. ALL TEST PARAMETERS NORMAL. FUEL FLOW NORMAL FOR BOTH ENGS.SDR GLBA20110926JFuel Sys · leakingPILOT REPORTED THAT THERE IS A FUEL LEAK ON THE NR 1 ENG BY THE GEAR DOORS. OPENSDR UALA2011091905037Unknown · leakingFOUND FUEL LEAKING FROM WHERE COMBUSTION & EXHAUST CASE JOIN TOGETHER. APPEARS TO BE INTERNAL. NR 4 ENGINE REMOVED & STARTED INSTALLATION. FINISH BY STARTING AT PARAGRAPH STEP 4 (PG 409) TO END. NEEDED TO REMOVE & THEN RE-INSTALLED FUEL DISTRIBUTION VALVE SDR UALA2011091905036Unknown · leakingLEAK CHECK NR 3 ENGINE FUEL & OIL COOLER DUE TO OIL LEAK. ACP LEAK CHECK NO LEAKS. CLOSED REVERSER AND COWLS PER AMM. FOUND FUEL LEAKING FROM WHERE COMBUSTION & EXHAUST CASE JOIN TOGETHER. APPEARS TO BE INTERNAL. NR 4 ENGINE REMOVED AND STARTED INSTALLATISDR CHIR20110902001Pin · wornCENTRIFUGAL PURIFIER RECEIVED FOR REPAIR DUE TO REPORTED LOOSE SHAFT. DISCREPANCY CONFIRMED AND FOUND PIN HOLDING SHAFT IN PLACE SEVERELY WORN.SDR 2011FA0000338Fuel Sys · unbalancedOWNER NOTES THAT UNEVEN FUEL DRAW FROM FUEL TANKS, HAS SUPPLIED VENTED CAPS. RT TANK DOES NOT DRAW EVEN WITH LT TANK. RT TANK STAYS FULL AS LT TANK LOWERS. THIS HAPPENS ABOVE 95 MPH IAS. FUEL SYS HAS BEEN CHECKED FOR BLOCKAGE, NONE FOUND. PRESSURE IN TANKSDR IPXA1564237Support Bracket · crackedINSPECTION TYPE:C3, WHILE WORKING CUSTOMER CARD NR B757-5410-18375P FOUND FUEL DRAIN TUBE UPPER SUPPORT BRACKET CRACKED ON THE COMMON NOZZLE ASSY. NR 2 ENGINE R & R IAW AMM 78-1-04-8.SDR CA101001003Clamp · looseRUBBER HOSE CONNECTOR HAD COME LOOSE FROM DISCHARGE TUBE RESULTING IN A DROP IN MANIFOLD PRESSURE.SDR CA100930004Drain Valve · failedDURING A PREFLIGHT INSP, ENG FUEL FILTER DRAIN VALVE PN 206-061-634-003 WAS TURNED TO DRAIN FUEL. AT THAT TIME IT WAS NOTICED THAT THE SPRING ACTION WAS ROUGH AND UPON FURTHER INVESTIGATION IT WAS DETERMINED THAT 2 SMALL SPRINGS IN THE HANDLE HAD FALLEN DOWN SDR CA101006002Warning System · activated(CAN) ABORTED TAKEOFF DURING TAKEOFF ROLL, THE PILOT RECEIVED A FUEL FILTER BYPASS INDICATION, PILOT DECIDED TO ABORT THE TAKEOFF AND THE WARNING DISAPPEARED UPON REDUCTION OF POWER. THE BYPASS WARNING REAPPEARED EVERY TIME THE POWER WAS INCREASED. TROUBLESHOOSDR QXEA2010070800390Actuator Valve · malfunctionedFLIGHT NR 2 ENGINE FUEL INLET TEMP 72 DEGREE C RETURNED TO NORMAL IAW EAC. DIVERTED, LANDING UNEVENTFUL. REPLACED NR 2 ENG THERMAL ACTUATOR VALVE AND FUEL HEAT EXCHANGER OPS CHECKED AND LEAK CHECKED OK. RETURNED TO SERVICE.SDR UALA2010020900503Warning Light · false activationLEFT ENG FUEL FILTER EICAS, RTFL. LT ENG FUEL FILTER LIGHT FLICKERING ON-OFF, MORE ON THAN OFF. LT ENG FUEL FILTER MSG ON EICAS. ENGINE AND FUEL FLOW INDICATIONS NORMAL. CLEARED MX MESSAGE AND ACCOMPLISHED 5 MIN IDLE RUN. NO LT ENG FUEL FILTER LIGHT OR MX MESDR 2010F00029Warning Light · illuminatedAS THE FLIGHT CREW TAXIED TOWARDS THE RUNWAY, THEY NOTICED RT ENGINE "FUEL COMPUTER MANUAL" LIGHT ILLUMINATED. CREW RETURNED TO THE HANGER AND NOTIFIED MX. MX PERSONNEL DOWNLOADED AND CLEARED DEECS' AND FOUND CODES 2,237, AND 242. CHECKED N1 RESISTANCE AND INSDR CA100126005Valve · unserviceable(CAN) PART FAILED DURING NTS SYS CHECK. AFTER ENG REPAIR DUE TO BIRD INGESTION, DURING ENGINE TEST, AN NTS SYS CHECK WAS ACCOMPLISHED AND THE NTS SYS DID NOT TRIP. THE NTS VALVE WAS REPLACED WITH A NEW UNIT AND THE NTS SYS WORKED PROPERLY. TTSN=1018.7 HRS.SDR ASAA0957147Unknown · malfunctionedWHILE PERFORMING TC 78273000 FOUND FAULT CODE 73 30351 FMV POSITION SIGNAL DISAGREE NR 1 ENGINE. PERFORMED ACTUATORS TEST AND EEC TEST PER FIM 73 25 00 810 804 F00 SYSTEM TESTS GOOD NO FAULTS FOR EITHER TEST. SEAMC NOTIFIED.SDR CA100114007Retainer · misinstalled(CAN) PART INSTALLED BACKWARDS, ALLOWING THE FUEL LINE BETWEEN THE AFCU AND MFCU TO BECOME DISCONNECTED. RESULTING IN ENGINE FLAME OUT. ALTHOUGH NOT A CONTRIBTING FACTOR AT THIS TIME, THE RETAINER IS ILLUSTRATED BACKWARDS IN THE IPC AND MM.SDR ASMF20090904Valve · failedDURING TRANSIT CHECK, MX DETECTED A FUEL LEAK IN THE DRAIN OF THE RT ENGINE. THE FUEL LEAK INSP WAS PERFORMED DETECTING THE LEAK AT THE VALVE HPTCC, SO IT WAS PERFORMED AN ENGINE START AND CHECK FOR LEAK IAW MMA 71-71-00, IT WAS FOUND ALL CORRECT. ADDITIONALSDR IXXA090033OSeal · leakingDURING CLIMB-OUT FROM KBFI NUMBER THREE ENGINE FLAMED OUT. THE CREW ACCOMPLISHED QRH CHECKLIST, AND RESTART ATTEMPT, ENGINE WOULD NOT START. THE CREW LANDED IN KPDX WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED NUMBER THREE ENGINE AND FOUND FUEL LEAK ON FSDR 2009FA0000510Air Filter · defectiveUPON RECEIVING INSP OF NEW MFG AIR FILTERS PN P107336 IT WAS FOUND THAT 3 OUT OF 4 NEW FILTERS HAD A DEFECTIVE SEALING SURFACE CAUSING THE SEALING/MATING SURFACE TO CRACK AND CRUMBLE. THIS DEFECTIVE SEALING SURFACE COULD POTENTIALY ENTER THE ENGINE INLET. THE SDR CA090525002Switch · intermittent(CAN) FUEL FILTER WARNING LIGHT FLICKERS WHEN THE ENGINE IS AT IDLE. THE LIGHT FLICKERING INCREASES IN BRIGHTNESS WHEN THE CLUTCH IS DISENGAGED OR AUX FUEL PUMP IS TURNED OFF. THE SWITCH ASSY WAS REPLACED WITH REVISION D FOR TROUBLESHOOTING AND THE PROBLEM WASSDR UALA2009042101157Thermocouple · faultyRT ENGINE T3 THERMOCOUPLE FAULT 73-51082 IS ACTIVE AND HIT SEVERAL TIMES ON FAULT HISTORY. REPLACED RT ENG T3 THEMO-COUPLER PROBE. RAN ENGINE, OPS CHECK GOOD.SDR CA090303005Unknown · unknown(CAN) ENGINE NO ACCELERATION PILOT REPORTED THEY POSITIONED FOR LINE UP ON THE RUNWAY. PILOT ADVANCED BOTH THRUST LEVERS TO THE T/O POSITION AND THE RT ENGINE WOULD NOT ACCELERATE AND REMAINED AT IDLE. THE TEE POINTER ON THE N1 INDICATOR REMAINED AT THE IDLE SDR DHLA200800011AEngine · power lossDURING T/O ENG. 1 & 2 SPOOLED TO 60% N1, GO LEVERS SELECTED NR 1 ENG SPOOLED TO 80% N1 MAX, THROTTLE FULL FORWARD NO RESPONSE. OAT +5º C TAS LESS THAN 60KTS. REMOVED. CLEANED & INSTALLED PS-4 LINE. PERFORMED ACCELERATION CK ON NR 1 ENG. ENG. RUN OPS GOOD PESDR CA090129016Unknown · unknownENGINE SHUT DOWN AFTER TOUCHDOWN. FUEL SET UP PROCEDURE WAS PERFORMED IN ACCORDANCE WITH TCM SID97-3E AND GROUND RUN SATISFACTORY WITH ALL FUEL AND POWER INDICATIONS NORMAL. PAST EXPERIENCE WITH THESE ENGINE TYPES HAVE REVEALED THAT THEY CAN BE SENSITIVE TO SDR FDEA200812265299Unknown · unknownLEVEL CRUISE AT FL 250, ENG 2 FUEL CLOG LIGHT CAME ON WITH ASSOCIATED ECAM ALERT. REDUCED ENG 2 POWER TO IDLE IAW ECAM. STARTED RETURN TO MEM. AFTER 7-8 MINS AT IDLE, LIGHT WENT OUT AND STAYED OUT THROUGHOUT APPROACH AND LANDING USING NORMAL POWER. REPEAT SDR HNAA2008122200355Control Unit · malfunctionedNR 2 ELECTRONIC CONTROL UNIT FAILED IN FLIGHT. RESET NR 2 ELECTRONIC CONTROL UNIT & BETA LOCKOUT CIRCUIT BREAKERS GROUND RUN AIRCRAFT, OPS CHECK GOOD OK FOR SERVICE.SDR NWAA083775640Probe · unknownDURING CRUISE FLIGHT AT 37,000FT ENG NR 1 FLAMEOUT. FLIGHT CREW WAS SUCCESSFUL IN RESTARTING ENG NR 1 AND CONTINUED TO DESTINATION. MAINTENANCE REPLACED ENG NR 1 PT2/TT2 PROBE, EEC AND PERFORMED BOROSCOPE INSPECTION. (S)SDR HALA0800557Thermocouple · failedENG R SYS FAIL. REMOVED AND REPLACED RIGHT ENGINE T-30 THERMOCOUPLE PER AMM 73-21-07. ALSO REMOVED AND REPLACED RIGHT ENGINE DEDICATED GENERATOR PER AMM 73-21-04. ENGINE RUN UP AND RTS CHECK OK. OK FOR SERVICE.SDR HALA0800351Unknown · unknownETOPS SIGNIFICANT SYSTEM, ON DESCENT THROTTLES 1 INCH DIFFERENCE WITH SAME EPR. PERFORMED MCDP GRD TEST 02-10 ALSO COMPARED THROTTLES POSITION ON THE EPCS PAGE. THE TRA AND EPR POS CHECKED OK, NO FAULTS WITH THROTTLES POS, ACCOMPLISHED PIMU BITE CHK. ALSO NSDR 2008FA0000218Servo · looseWHILE PERFORMING SB PRS-107 FOUND PN 383493 HEX NUT PLUG FINGER LOOSE. NOTE: HEX NUT WILL BE LOOSER IF ENGINE IS WARMED UP. SUSPECT UNDERTORQUED FROM THE FACTORY. (K)SDR 2008UALA00384Alternator · malfunctionedL ENG CONTROL EICAS ON DESCENT, CAME ON RIGHT AFTER TURNING OFF ENG ANTI ICE. REPLACED THE PERMANENT MAGNET ALTERNATOR FOR THE NR 1 ENGINE EEC.SDR UIEA200800007Unknown · unknownDURING CLIMB WITH AUTOTHROTTLES ENGAGED AND CLIMB THRUST SET AT APPROX FL10.5 NR 4 ENGINE ROLLED BACK TO IDLE THRUST AFTER ABOUT 10 SECONDS NR 4 ENGINE RETURNED TO CLIMB THRUST. THE THRUST LEVER NEVER MOVED. THE ENGINE OPERATED NORMAL FOR THE REMAINDER OF THSDR DXTA200702714Engine · power lossON TAKEOFF, UNABLE TO MAKE TAKEOFF, N1OF 95.5 PERCENT UNLESS THE POWER LEVER ON RT ENGINE WAS AT THE FIREWALL STOP. OPS CHECK GOOD ON ENGINE RUN. ALL NUMBERS WITHIN SPECS IAW MM 72-00-00. THROTTLE KNOB SPLIT WITHIN LIMITS.SDR UIEA200700487Clamp · damagedNR 3 ENGINE FUEL SPRAY NOZZLE MANIFOLD SUPPORT LOOP "P" CLAMPS FOUND DAMAGED AT 1 AND 9 O'CLOCK POSITIONS. REPLACED DAMAGED P CLAMPS AND BOTH LEFT AND RIGHT FUEL SUPPLY MANIFOLDS.SDR CA071205004Unknown · unknown(CAN) DURING CLIMB, THE EEC REVERTED TO MANUAL WITH LOSS OF THRUST LEVER, RESPONSE NOTED. THRUST DECREASED INITIALLY TO 54 PERCENT AND LATER TO 25 PERCENT. FLIGHT WAS DIVERTED AND AN UNSCHEDULED LANDING PERFORMED. AFTER TROUBLESHOOTING, AC WAS CLEARED TO RETURSDR UPS07650990Ecu · inoperativeINSPECTION TYPE:ETOP PILOT REPORTED IDLE DISAGREE & LT ENG W/NOT RESPOND TO THROTTLE INPUT DURING TURBULENCE. TAT=32,220 TAC=10,447 TEC=8138 TET=27155 TSR=14222. *SUPPLEMENTAL ETOPS* REPLACED LEFT ENGINE ECU IAW 73-21-15-4. SYSTEM OPS CHECK NORMAL. OKSDR HCM2007F00001Unknown · unknownAT APPROX 8000 FT ALTITUDE AT CRUISE FLT, NOTICED 2 MINOR KICKS & SLIGHT YAWS APPROX 30 SECONDS APART, REVIEWED INSTRUMENTS AND GAUGES, NOTHING ABNORMAL DETECTED. FLT CONTINUED, AT 1 HOUR INTO CRUISE FLT, APPROX 100 KNOTS AIRSPEED, AC EXPERIENCED A SUBSTANTIASDR 2007FA0000719Fuel Control · out of limitsDURING PRE TAKE OFF RUN UP, THE MAG DROP (BOTH MAGS) WAS BEYOND LIMITS. THIS AIRCRAFT HAD A RECENT HISTORY OF RICH SERVO OPERATION FOLLWED BY ADJUSTMENTS, WHICH WOULD NOT STABILIZE. THE SERVO WAS CHANGED. THIS PROBEM IS COMMON ON MANY OF THE AIRCRAFT IN THIS FSDR CA070827011Servo · malfunctioned(CAN) DURING START UP, THE AIRCRAFT COULD DEVELOP AND POWER ABOVE 80 TO 85 PERCENT POWER INPUTS. THE SERVO WAS INSTALLED AND REMOVED WITH A TOTAL OF 3.7 HRS IN OPERATION ON THIS AIRCRAFT. SERVO WAS SENT FOR REPAIR AND CONTAMINATION WAS REPORTED TO BE THE CAUSE
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