JASC 7320
Service difficulty reports · 4,393
Reports filed under 7320 · Fuel Controlling System, 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 = '7320' 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 = '7320' 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 ASAA2014100609298Hmu · warning lightNR 1 ENGINE VALVE CLOSED LIGHT IS ILLUMINATED, CLOSED. ACFT GROUNDED. REPLACED THE HMU IAW T/C'S N8473000 & N8473001. OPS & LK CK'S GOOD. OK FOR CONTINUED SERVICE.SDR HNAA2014100600280Hmu · malfunctionedAT 1500 AGL, SWITCHED FROM TOP TO NORMAL, NR 2 ENGINE TORQUE DROPPED TO ZERO. PROPELLER RPM A 1000. ITT BETWEEN 500 TO 600 DEGREES. PERFORMED EMERGENCY PROCEDURES FOR ENGINE SHUTDOWN. R & R NR 2 HMU AND FUEL PUMP IAW 73-20-01R. OPS CHECKED GOOD.SDR ASAA2014100409300Eec · faultedNR 1 ENG EEC FAULT CODE 73-20011 AND 73-20621 WERE PRESENT AFTER SOFTWARE UPLOAD. ACFT GROUNDED. REPLACED NR 1 ENG EEC IAW AMM 73-21-60, OPS CHECKED GOOD.SDR ASAA2014100309299Eec · faultedACQUIRED FAULT ON EEC BITE TEST NR 2 ENGINE. FAULT CODE 73-31372, UPPER EGT SECTORS READING HIGH. ACFT GROUNDED. FAULT MSG 73-31372 LOGGED ON FLIGHT LEG 6 ONLY, FAULT IS RELATED TO OTHER LOGGED FAULT CODES 75-30412 AND 75-10362. R & R ENG NR 2 EEC IAW AMM 7SDR USAA2014100600003Hose · chafedDIVERTED DUE TO NR 2 ENG WOULD NOT MAKE RATED POWER IN CLIMB, NR 1 ENG 90.3 N1 NR 2 ENG 73.4 NR 1 ENG EGT 758 NR 2 ENG 640 NR 1 ENG 98.5 N2 NR 2 ENG 92.6 N2 FF NR 1 6400 FF NR 2 3760. TROUBLE SHOT IAW TSM 72-00-00-810-804-A INSPECTED FUEL FILTER IAW 26T4007300SDR CA141010010Eec · malfunctioned(CAN) THE ACFT EXPERIENCED A DUAL ENGINE ROLL BACK INFLIGHT SHORTLY AFTER TAKEOFF DURING CLIMB OUT. THE RT ENGINE ROLLED BACK AND THE PILOTS PULLED THE THROTTLE BACK THEN THE LT ROLLED BACK AND THE PILOT PULLED IT BACK AS WELL. THE ENGINES CONTINUED TO OPERASDR ASAA2014092809246Eec · failedWHILE ACCOMPLISHING T/C SBCFM56-7B-73-0204-1, NR 2 EEC UPLOAD FAILED. UNABLE TO UPLOAD SOFTWARE. ACFT GROUNDED. REPLACED NR 2 EEC. CLOSED 4 CIRCUIT BREAKERS. OPS CHECKJED GOOD, IAW AMM 73-21-60 & IPC 73-21-60-01, SEAM C.SDR SWAA2014093032499Hmu · malfunctionedNUMBER 2 ENG COMPRESSOR STALL AT FL 410 IN CRUISE. R & R NR 2 ENG HYDRO MECHANICAL UNIT IAW MT.SDR ASAA2014092209203Switch · failedAFTER ENGINE SHUTDOWN NR1 ENGINE, ENG VALVE CLOSED LIGHT, STAYED BRIGHT BLUE. ACFT GROUNDED. R & R HPSOV SWITCH IAW AMM 73-21-09-000/400-801-F00. OPS NORMAL. 71-00-00-800-811-F00, TESTED GOOD.SDR DATA20140923002Flex Hose · leakingAFTER TAKEOFF CREW EXPERIENCED LT ENG SURGE. RETURNED SAFELY TO POINT OF ORIGIN. FOUND TO BE CAUSED BY ENG P2.5 BLEED AIR LEAK. REPLACED P2.5 FLEXIBLE HOSE.SDR ASAA2014092009181Control Unit · failedWHILE WORKING T/C 78273000, INTERROGATE THE FMC CDU FOR ENGINE FAULTS, EEC DATA FOR CHANNEL B ON NR 2 ENG NOT AVAILABLE SHOWS. FOUND CIRCUIT BREAKER POPPED AT P6-2 ROW D, COL 7, ENG 2 ALT POWER CHANEL B. ACFT GROUNDED. REMOVED ON NR 2 EEC CONN DP0202, INSPESDR CA141008010Eec · malfunctioned(CAN) CUSTOMER REPORTED AN ENGINE ROLLED BACK IN FLIGHT. IT WAS RECOMMENDED TO REPLACE THE LATEST ELECTRONIC ENGINE CONTROL IAW SB30478 AND LATEST FMU IAW SB30370. THE CUSTOMER HAS ORDERED PARTS AND THEY HAVE ARRIVED. WAITING FURTHER INFORMATION FROM CUSTOMESDR ASAA2014091609143Hmu · failedNR 2 ENGINE WAS VERY SLOW TO SPOOL UP TO 40 PERCENT N1. ACFT GROUNDED. PERFORMED ENGINE ACCEL TEST, 3 TIMES FAILED, EACH TIME WITH ACCEL TIMES OF 11.6,11.4 & 11.2 SECONDS IAW MM 71-00-00-700-824-F00. REPLACED NR 2 ENGINE HMU IAW N8473000 AND N8473001. PERFSDR USAA2014091600003Sensor · inoperativeREJECTED TAKE OFF AFTER NR 2 ENG FAILED TO SPOOL UP. REPLACED ENG NR 2 FWC T12 SENSOR.SDR R61A201409131060Fcu · leakingCREW REPORTED THAT THEY HAD A 600 POUND FUEL IMBALANCE AND SELECTED THE CROSS FEED TO REBALANCE. THEY REPORTED THAT THEY SAW THE FUEL QUANTITY RAPIDLY DROP, FOLLOWED THE QRH AND SHUTDOWN THE NR 2 ENGINE. CREW DECLARED AN EMERGENCY AND DIVERTED. LANDED WITHOUTSDR ASAA2014091009101Eec · faultedNR 2 EEC LOGGED LONGTIME FAULT 73-31162. MECHANIC OVERSPEED PROTECTION SIGNAL IS OUT OF RANGE. ACFT GROUNDED. COULD NOT DUPLICATE MALFUNCTION. INSPECTED APPLICABLE EEC & HMU CONNECTORS. RANG THRU HMU SWITCH FROM EEC. SHOOK WIRING. NO DEFECTS NOTED. ALSOSDR YYFA201409110001Sense Line · leakingRIGHT EPR DROPPED ABOVE 10000 FEET .30 - .40. PERFORMED LEAKAGE TEST OF NR 2 ENG EPR SYS, NO LEAKS NOTED. FOUND NR 1 ENG EPR SYS LEAKED AT PT 2 LINE IN PYLON. REPLACED NR 1 ENG PT 2 LINE IN PYLON & LEAKED CHECKED AMM 77-11-01. GND RUN CHECKED GOOD IAW AMM SDR ASOA20140909106Fadec · unknownNR 1 ENGINE HAD UNCOMMANDED THRUST REDUCTION DURING FLIGHT. R & R NR 1 FADEC. OPS CHECKED GOOD. ACFT RELEASED AND RETURNED TO SERVICE.SDR ASAA2014083009016Eec · inoperativeEEC ON NR 1 ENG INOPERATIVE, ACFT GROUNDED. REPLACED NR 1 ENG EEC IAW AMM 73-21-60-000-801-F00, 73-21-60-400-801-F00. 06471. ACCOMPLISHED FADEC SYS TEST AND ASSOCIATED TESTS IAW MM 73-21-00-700-802-F00, OPS CHECKED GOOD.SDR ASAA2014082708977Eec · faultedON FMC TAKEOFF REF PAGE, LT N1 INDICATING 101.7. RT N1 INDICATING 102.6. ACFT GROUNDED. ACCOMPLISHED FIM TASK 75-21, TASK 802 AND 803. FOUND HPTACC VALVE AND HARNESS GOOD. REPLACED NR 1 ENGINE EEC. RAN ENGINE WITH NO DISCREPANCIES NOTED. ALL OPS NORMAL. SDR DALA2014090204882Eec · malfunctionedPASSENGER REPORTED A TAILPIPE FIRE DURING RT ENGINE START. R & R RT EEC IAW AMM 73-21. PERFORMED STATIC TEST AND ENGINE RUN, NO FAULTS NOTED. SLIDES R & R.SDR VQIA2014090500025Ecu · malfunctionedNR 1 ENGINE SPOOLED BACK ON FINAL ENGINE 1 THR DISAGREE. TROUBLESHOT IAW TSM 76-11-00-810-813-A PARA 4A, ALL WIRING CHECK GOOD. R & R THROTTLE CONTROL UNIT IAW AMM 76-11-19 PB 401. TEST PERFORMED AND BITE TEST OF THE EFCS GROUND SCANNING. NO FAULTS RECORDESDR QMLA2014082314102Ecu · faultedON APPROACH, ACFT EXPERIENCED FADEC DEGRADE & FAULT INDICATIONS. ACFT LANDED SAFELY. DOWNLOAD OF ECU REVEALED SEVERAL CODES COVERING VARIOUS SYS. IT WAS DETERMINED THAT THE OSCILLATOR IN THE ECU HAD FAILED & A REPLACEMENT WOULD BE REQUIRED. THIS ACFT REMAISDR ASAA2014081908895Eec · malfunctionedNR 2 EEC WILL NOT ACCEPT EEC SOFTWARE UPGRADE 7BW. ACFT GROUNDED. REPLACED NR 2 EEC IAW AMM 73-12-60-000-801-F00 AND AMM 73-21-60-400-801-F00, OPS CHECK GOOD IAW AMM 73-21-00-840-801-F00, AMM 73-21-00-700-804-F00, 73-21-00-700-808-F00, AMM 71-00-00-700-807-FSDR CA140826020Eec · failed(CAN) DURING FLIGHT THE PILOT NOTICED AN EEC FAIL AND COMMANDED EEC FROM MANUAL TO AUTO. THE PILOT NOTICED AN INCREASE OF ITT AND POST FLIGHT DCU DOWNLOAD SHOWED AN OVERSPEED AT 106 PERCENT FOR 72 SECONDS.SDR 2014FA0000487Fitting · fracturedDURING A PART 91 FLIGHT, THE PILOT NOTICED ABNORMAL FUEL FLOW AND PRESSURE READINGS AND DECIDED TO RETURN TO THE AIRPORT. DURING THE DESCENT TO FINAL APPROACH, THE PILOT AND 1 PASSENGER NOTICED SMOKE AND FLAMES COMING FROM CO-PILOT RUDDER PEDAL AREA. AN EMERGSDR CA140826014Fuel Control · malfunctioned(CAN) DURING FLIGHT, THE ENGINE DOES NOT ACCELERATE PROPERLY WHEN THE AIR CONDITIONING SYSTEM IS ON, AND WHEN THE AIR CONDITIONING SYSTEM IS OFF THE ENGINE REACTS NORMALLY TO THE POWER LEVER MOVEMENT. TROUBLESHOOTING SHOWED THE ISSUE WAS RESOLVED WHEN THE FCUSDR ASAA2014081008806Pressure Switch · failedNR 1 FUEL FILTER PYPASS LIGHT ILLUMINATED DURING TAXI OUT FOR DEPARTURE THEN OFF & ON ABOUT FOUR TIMES. ACFT GROUNDED. ACCOMPLISH EEC BITE VERIFIED FAULT MSSG 73-31071. ACCOMPLISH EEC TEST, TEST PASS NO INTERNAL EEC FAULTS. ACCOMPLISH CHECKS OF WIRING OF CONSDR CA140826004Eec · malfunctioned(CAN) DURING TAKE-OFF ROLL, PILOT REPORTED EEC LIGHT FLASHING AND WAS ACCOMPANIED BY FAULT CODE 87. ENGINEER REPORTED THAT HBV MESSAGE FLAGGED ON TORQUE INDICATOR. PILOT THEN PROCEED TO ABORT TAKE-OFF AND RETURNED TO GATE UNEVENTFULLY. EEC RESET CARRIED OUT, ISDR ASAA2014080208741Switch · malfunctionedTHE NR 2 ENGINE VALVE CLOSED LIGHT ILLUMINATED BRIGHT BLUE ON CLIMBOUT ALL ENG INDICATIONS NORMAL. LIGHT REMAINED ON FOR 2 HRS THEN WENT OUT. ENGINE VALVE LIGHT RETURNED 30 MIN LATER AND REMAINED ON. ACFT GROUNDED. REPLACED HPSOV SWITCH IAW AMM 73-21-09-00SDR ASAA2014073108740Warning Message · illuminatedPERFORMED TC 78273000, ENGINE NR 1 MAINTENANCE MESSAGE 73-20171 INTERNAL EEC FAULT DISPLAYED IN RECENT FAULTS. ACFT GROUNDED.SDR CA140730011Sense Line · cracked(CAN) NR 2 ENGINE FAILED IN FLIGHT. A/C YAWED TO THE RIGHT. CREW NOTICED ONLY 30% TORQUE ON NR 2 ENGINE. TRIED TO APPLY MORE POWER AND NOTICED TORQUE CONTINUED TO DECREASE ON NR 2. SHUT DOWN ENGINE IN FLIGHT. MAINTENANCE FOUND NR 2 ENGINE P3 SENSE LINE CRACKESDR CA141008009Fmu · malfunctioned(CAN) IT WAS REPORTED THAT THERE WERE STALLS ON START UP. THE FUEL MONITORING UNIT (FMU) WAS CHANGED AND THE ACFT RETURNED TO SERVICE. THE FMU WAS SENT TO UTAS FOR INVESTIGATION.SDR SWAA2014072830425Hmu · faultyAIR TURN BACK, INFLIGHT SHUTDOWN & DECLARED EMER. NR 2 ENG N1 FLUX +/- 10% & THEN SPIKE TO 102%, THROTTLE UNRESPONSIVE. R & R HYD MECHANICAL UNIT IAW MM.SDR FDEA201407241954Hmu · failedAT TOP OF CLIMB, RECEIVED LEVEL 1 ALERT, NR 2 ENGINE FADCE MAINT. R & R HMU, OPS CHECKED GOOD.SDR ASAA2014071908699Switch · failedDURING PREFLIGHT, ON THE OVERHEAD FUEL PANEL, THE NR 2 ENGINE VALVE CLOSED, ANNUNCIATOR LIGHT IS ON BRIGHT. ACFT GROUNDED. REPLACED HPSOV SWITCH ON NR 2 ENGINE REF AMM 73-21-09-000/400-801-F00. OPS NORMAL. ENGINE RUN NORMAL.SDR ASAA2014071608577Warning Message · illuminatedFOUND FAULT ON NR 1 ENGINE. FAULT CODE: 76-11361, THE START LEVER SIGNALS DISAGREE, LONG TERM FAULT. ACFT GROUNDED. PERFORMED TASK CARD 78273000. FAULT NOT ACTIVE IN CURRENT STATUS PAGE.SDR RJEF20140717009Sensor · faultyDURING CLIMBING PHASE OF FLIGHT THE CAPTAIN REPORTED ENG 1 EPR MODE FAULT WITH N1 UNRATED INDICATION. THE ACFT RETURNED FOR MX. AFTER AN UNEVENTFUL LANDING THE ACFT WAS HELD ON GND & PERFORMED FAULT ANALYSIS IAW TSM 73-22-00-810-817-B, REPLACING THE P2 & T2 SDR CA140715013Fuel Line · wrong part(CAN) AD 2011-26-04 FUEL INJECTION LINES, AND CLAMPING VISUALLY INSPECTED I.A.W. TEXTRON LYCOMING MOB NO. 342G DATED JULY 16, 2013 AS REQUIRED. FOUND FUEL STAINING FORWARD OF #6 FUEL INJECTION NOZZLE ON THE COOLING FINS OF CYLINDER NR 4. DETAIL VISUAL OF NR 6 SDR ASAA2014071308551Fmc · faultedDURING AN FMC/CDU INTERROGATION, FOUND LONG TERM FAULT 73-20192 1 LEG NR 2 ENGINE. ACFT GROUNDED. NO CURRENT FAULTS FOUND ON NR 2 ENGINE. EEC TEST FOUND ONE OCCURRENCE IN LAST TEN FLIGHT LEGS IAW AMM 73-21-00-700-804-FOO CONTINUE TO MONITOR IAW FIM TASK 73SDR ASAA2014070808492Pressure Switch · malfunctionedNR 1 ENGINE FILTER BYPASS LIGHT ILLUMINATED DURING TAXI TO GATE. SHUTDOWN NR 1 ENGINE IMMEDIATELY. FILTER BYPASS LIGHT IMMEDIATELY EXTINGUISHED AND REMAINED OUT. ACFT GROUNDED. R & R FUEL DIFFERENTIAL PRESSURE SWITCH. PERFORMED EEC TEST NO FAULTS FOUND. RSDR ASAA2014070708480Eec · failedAT MIDPOINT OF A 5 HR FLT, THE NR 2 ENGINE THRUST REVERSER AMBER LIGHT BEGAN TO ILLUMINATE FOR JUST SECONDS AT A TIME, PERIODICALLY. THE MASTER CAUTION WOULD ALSO PERIODICALLY FLASH BUT NOT AS OFTEN AS THE REVERSER LIGHT. THE EEC ALTERNATE AMBER LIGHT ALSO ISDR USAA2014070800001Sensor · faultyON TAKEOFF AT APPROX 80 KNOTS, CREW RECEIVED AN AMBER EPR MODE FAULT. AN AMBER N1 DEGRADED MODE MSG AS WELL AS AURAL ALERT & CAUTION LIGHT. CREW REJECTED TAKEOFF & RETURNED TO GATE. AMBER AUTO THRUST OFF MSG DISPLAYED. PERFORMED TSM TASK 73-22-00-810-817-SDR CA140707003Control Unit · malfunctioned(CAN) IN CRUISE, FLIGHT CREW OBSERVED TORQUE FLUCTUATION ON THE NR 2 ENGINE ASSOCIATED WITH NOTICEABLE YAW MOVEMENT. DECISION WAS TAKEN TO SHUTDOWN THE ENGINE, THE CHECKLIST WAS INITIATED BUT BY THE TIME IT WAS COMPLETED THE ENGINE HAD STOPPED ON ITS OWN. ANSDR ASAA2014070508452Eec · out of limitsFOUND FAULT CODES 73-31351. THE APL VOLTAGE INPUT TO THE EEC IS OUT OF RANGE, LONG TERM FAULT, AND FAULT CODE 74-30971. THE APL INPUT VOLTAGE FOR THE LT EXCITER LT IGN IS OUT OF RANGE, LONG TERM FAULT. FOUND WHILE PERFORMING TASK CARD 78273000 ON NR 1 ENGINSDR ASAA2014070508457Eec · faultedWHILE PERF T/C 78273000 FOUND NR 1 ENG FAULT MSG 75-20371 "SHORT TIME" FAULT, HMU VSV CONTROL CURRENT OUT-OF-RANGE. ACFT GROUNDED. BASED ON FINDINGS: REPLACED AND TESTED NR 1 ENG EEC IAW MM 73-21-60-400-801-F00. TESTS PASSED, INCLUDING FIM REPAIR CONFIRMATISDR ASAA2014070408454Eec · looseSHORTLY AFTER ENGINE START THE NR 2 FILTER BYPASS LIGHT ILLUMINATED, ENGINE SHUTDOWN. ACFT GROUNDED. ACCESSED NR 2 ENGINE EEC & FUEL FILTER BY PASS SWITCH (S241) ACCOMPLISHED GVI OF CONNECTORS DP808 AND DP803. FOUND DP803 LOOSE. REMOVED, CLEANED CONNECTOR SDR ASAA2014070408453Warning Light · illuminatedAT CRUISE ALTITUDE, NOTICED NR 2 ENGINE VALVE CLOSED LIGHT ILLUMINATED BRIGHT BLUE. VERIFIED THAT NR 2 ENGINE WAS OPERATING NORMAL AND STABILIZED. NOTIFIED MAINTENANCE CONTROL AND CONTINUED TO DEPARTURE. THE LIGHT EXTINGUISHED RIGHT BEFORE WE STARTED THE DESDR CA140714005Fadec · inoperative(CAN) FADEC SYS GENERATED A SERIES OF FAULT INDICATIONS IN FLIGHT, REF PHOTOS BELOW, ON 27, JUNE 2014, INDICATING A RAM FAULT CAUSING THE REVISIONARY GOVERNOR TO TAKE OVER CONTROL OF ENGINE GOVERNING. THE ENGINE CONTINUED TO OPERATE NORMALLY, AND THE HELICOPTSDR 7GMB2014062311531Metering Unit · leakingDURING DAILY INSPECTION IT WAS FOUND FUEL WAS LEAKING FROM NR 1 ENG FPMU, FUEL PUMP & METERING UNIT, BYPASS INDICATOR SIGHT GLASS. REPLACED FPMU WITH REPAIRED UNIT. OPERATIONS CHECKED & LEAK CHECKED GOOD. THE ACFT WAS RETURNED TO SERVICE.
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