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.
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
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 ABXA060081Fuel Control · defectiveNR 3 ENGINE FAILED TO ACCELERATE IN-FLIGHT. EET 20 DEGREES N2 48%, FF AT 1000 LBS. ATTEMPTED RE-LIGHT TO NO AVAIL. SHUT DOWN NR 3 ENGINE AT 0518Z, 4 PSI INDICATED ON OIL PRESSURE. REMOVED AND REPLACED FUEL CONTROL UNIT ON NR 3 ENGINE AND TRIMMED NR 3 ENGINSDR 06FDEA0547Fuel Control · malfunctionedNO THROTTLE RESPONSE ON NR 1 ENGINE ON TAKEOFF. REMOVED AND REPLACED NR 1 ENGINE FUEL CONTROL IAW FX B 727-200 MM 73-20-001-2. PERFORMED ENGINE RUN AND TRIM MED IAW FX B727-200 MM 71-00-030 AND 71-00-097 AND OPS AND LEAK CHECK GOOD. ALSO REMOVED AND REPLACESDR PA06001Eec · malfunctionedDURING CRUISE, THE LEFT ENGINE ROLLED BACK AND FLAMED OUT. EICAS MESSAGE -LEFT ENGINE FAILED- DISPLAYED. UNSCHEDULED LANDING MADE. THE LT ENGINE ELECTRONIC ENGINE CONTROLLER (EEC) WAS FOUND TO HAVE VARIOUS FADEC SYSTEM FAULTS WHEN INTERROGATING THE MDAU. TSDR CA060208011Fcu · fluctuates(CAN) WHEN AC WAS ABOUT 10 MIN FROM LANDING, ON DESCENT, ENG POWER LEVERS WERE RETARDED FROM 38 LBS OF TORQUE. THE RT ENGINE TQ AND T5 STARTED FLUCTUATING. RT POWER LEVER WAS BROUGHT BACK FURTHER BUT TQ AND T5 CONTINUED TO RISE. RT POWER LEVER WAS PUT TO IDLE SDR CA060227006Fuel Control · malfunctionedTHE ENGINE EXPERIENCED AN UNCOMMANDED POWER REDUCTION IN CRUISE AND WOULD NOT RESPOND TO THROTTLE LEVER INPUT. THE PILOT ACTIVATED THE FUEL CONTROL MANUAL OVER-RIDE AND ACCOMPLISHED AN UNSCHEDULED LANDING. GROUND INSPECTION COULD NOT DUPLICATE THE INCIDENT. SDR CA060124006Fuel Control · unserviceable(CAN) NR 1 ENGINE FAILED TO START WITH IGNITION OPERATING NORMALLY. 5 ATTEMPTS WERE MADE BY THE FLIGHT CREW. GROUND PERSONNEL NOTED EXTREME AMOUNT OF FLAMES COMING FROM THE JETPIPE AND ADVISED FLIGHT CREW. FUEL CONTROL SN WYG85082 REPLACED, ENGINE GROUND RSDR DXTA200601205Fuel Control · out of rigNR 1 ENGINE FLAMEOUT AFTER START, REPEATED START AND AGAIN FLAMEOUT AFTER ABOUT 1 MIN. RAN ENGINE FOUND NR 1 ENGINE FAILED SLAM CHECK, RE-RIGGED FUEL CONTROL ON NR 1 ENGINE, OPS CHECK OF POWER OF DAY, SLAM CHECK, ACCELERATION, AND HIGH IDLE WERE GOOD IAW CESSSDR DXTA200601192Link · out of rigUPON LANDING THE THROTTLES WERE BROUGHT TO THE IDLE POSITION. THE LEFT ENGINE QUIT. AFTER AIRCRAFT PARKED THERE WAS A PUDDLE OF FUEL UNDER THE ENGINE AS WELL AS A TAXI TRAIL OF FUEL. FOUND FCU TO FLOW DIVIDER LINKAGE OUT OF RIG. RE-RIGGED FCU TO FLOW DIVIDSDR CA060227007Fuel Control · failedDURING AIRCRAFT FLIGHT TESTING, THE ENGINE DID NOT RE-LIGHT FOLLOWING A COMMANDED INFLIGHT SHUT DOWN FOR RE-LIGHT TEST PURPOSES. A DEAD STICK LANDING WAS ACCOMPLISHED. THE FUEL CONTROL UNIT AND FLOW DIVIDER VALVE WERE SUBSEQUENTLY REPLACED. P&WC WILL MONITOSDR CA060129020Fuel Control · faultedDURING TAXI, THE ENGINE EXPERIENCED AN UNCOMMANDED POWER REDUCTION. THE ENGINE WAS SHUT DOWN. SUBSEQUENT INSPECTION REVEALED A FAULTY FUEL CONTROL UNIT. P&WC WILL INVESTIGATE THE INCIDENT AND ADVISE OF ROOT CAUSE ONCE DETERMINED.SDR CA060129008Fuel Control · faulty(CAN) DURING FLIGHT, THE ENGINE LOST POWER FOLLOWED BY (ENGINE OUT) AND (LOW ROTOR SPEED) WARNING ANNUNCIATIONS. A SINGLE-ENGINE UNSCHEDULED LANDING WAS CARRIED OUT. SUBESQUENT INSPECTION REVEALLED A FAULTY AUTOMATIC FUEL CONTROL UNIT. MFG WILL INVESTIGATE TSDR DL75K060015Fcu · inoperativeI/R ON TAKEOFF ROLL AT 100+ KNOTS LOUD BANG FOLLOWED BY AC JOLT AND RT ENGINE FAILURE TAKEOFF REJECTED. RETURNED TO GATE. FOUND STATUS MESSAGE AOX OR FUEL CONTROL/EEC SVA OR FUEL CONTROL/EEC LCC/EEC SECONDARY FUEL CONTROL 351-27 AND SECONDARY 351-23. REPLACSDR 2005FA0001641Fcu · uncontrollableFCU WOULD NOT GOVERN ENGINE AT GROUND IDLE.SDR 2005FA0001640Fcu · uncontrollableFCU WOULD NOT GOVERN ENGINE FROM START.SDR CA060129009Fuel Control · faulty(CAN) ON APPROACH, THE ENGINE DID NOT RESPOND TO THROTTLE INPUT. AN EMERGENCY WAS DECLARED AND A LANDING ACCOMPLISHED WITH THE THROTTLE IN THE IDLE DETENT. SUBSEQUENT INSPECTION REVEALED A FAULTY FUEL CONTROL UNIT. MFG WILL INVESTIGATE THE EVENT AND ADVISE SDR ZES2006F00000Fcu · unserviceableAFTER DECENDING FROM ALTITUDE, LT ENGINE WOULD NOT ACCELERATE AND REMAINED AT IDLE. PILOTS LANDED THE AIRCRAFT WITHOUT INCIDENT. REMOVED AND REPLACED THE FUEL CONTROL UNIT. OPS CHECKED, OK. (EA03200603629) (K)SDR REXA200500157Fuel Control · defectiveON DESCENT, THE FLIGHT CREW DISCOVERED THAT THE RT ENGINE WAS UNRESPONSIVE TO THRUST LEVER INPUTS. THE FLIGHT CREW PERFORMED THE QRH AND DECLARED AN EMERGENCY. AN OTHERWISE UNEVENTFUL SINGLE ENGINE APPROACH AND LANDING WAS MADE. MAINTENANCE DISCOVERED THE MAISDR AU510002182Metering Valve · faulty(AUS) NR 2 ENGINE HYDROMECHANICAL UNIT (HMU) FUEL METERING VALVE FAULTY. (CASA NR 510002182)SDR AU510001678Fcu · faultyLT ENGINE EGT, TORQUE AND FUEL FLOW FLUCTUATING. FUEL CONTROL UNIT CHANGED. GROUND RUN AND TEST FLIGHT CARRIED OUT SERVICEABLE.SDR DXTA200501139Fcu · failedDID NOT GET FULL PWR ON RIGHT HAND ENGINE DURING STATIC TAKEOFF, N1 75.9 ITT 450, N2 83 WITH THROTTLES FULL FWD. REMOVED AND REPLACED RIGHT ENGINE FCU AND FUEL PUMP. ENGINE OPERATES NORMAL AT THIS TIME IAW PWA M/M 71-00-00.SDR AU510002002Fuel Control · failedENGINE FUEL CONTROL UNIT FAILED. FORWARD BEARING COLLAPSED. BEARING WAS OLD PRE-MOD TYPE.SDR AU510001846Eec · faultyNR 1 ENGINE ELECTRONIC CONTROL (EEC) FAULTY.SDR KBM2005F00349Fcu · frozenFCU CABLE, UNIT FROZEN, REMOVED AND REPLACED. (K)SDR KBM2005F00353Fcu · failedSUSPECT HIGH SIDE FAILURE NTL GOVERNOR FUEL CONTROL UNIT. REMOVED AND REPLACED. (K)SDR SA05119Hmu · failedWHILE AT FL 360, THE NR 2 ENGINE GENERATOR FAILED, FOLLOWED BY THE NR 2 ENGINE. THE FLIGHT DIVERTED AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 2 ENGINE HMU AND ECU FOR TROUBLESHOOTING. ALSO, REPLACED THE NR 2 ENGINE ALTERNATOR ROTOR ANSDR CA051211001Fuel Control · malfunctionedPILOT LANDED ON REMOTE LEASE SITE AND UPON LOWERING THE COLLECTIVE THE ENGINE DID AN UNCOMMANDED DECEL TO 75 PERCENT. PILOT ROLLED THROTTLE BACK TO IDLE AND TRIED TO ROLL THROTTLE BACK TO 100 PERCENT. ENGINE WOULD NOT RETURN PAST 75 PERCENT. MAINTENANCE WASSDR CA060129003Fuel Control · contaminated(CAN) DURING CLIMB THE ENGINE LOST POWER AND THE PROPELLER AUTOFEATHERED. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. SUBSEQUENT INSPECTION REVEALED SOOT CONTAMINATION OF THE FUEL CONTROL PY ORIFICE. (TC NR 20060129003)SDR DXTA200501088Fcu · out of adjustDURING BRAKE BURN-IN AT 80 KNOTS. THROTTLES REDUCED TO IDLE. A MASTER LIGHT WITH LOW OIL PRESSSURE AND LIGHT AND N2 AT 24 PERCENT ON RT ENGINE ZERO FUEL FLOW. PLACED THROTTLE IN CUTOFF AND TAXIEDTO EJM. PERFORMED IDLE CUTOFF CHECK, LIGHT CHECKS GOOD, RT FASDR SWAA053649Hmu · faultyLOUD BANG HEARD FROM RT SIDE OF AIRCRAFT. FLAME SEEN FROM NR 2 ENGINE EXHAUST. ENGINE PARAMETERS NORMAL. SUSPECT COMPRESSOR STALL. PERFORMED ENGINE BOROSCOPE. NO DAMAGE FOUND. REMOVED AND REPLACED NR 2 ENGINE HMU PER MM.SDR CA051102003Engine · failed(CAN) AFTER SLIGHT REDUCTION IN PWR SETTING PILOT HEARD A WHOOSH SOUND FOLLOWED BY N1 LOW RPM AUDIO WARNING HORN. CO-PILOT IDENTIFIED NR1 ENG IN A ROLLBACK CONDITION WITH A DECREASING N1 SPEED AND AN INCREASING T5 TEMP. AFTER VERIFICATION, EXECUTED A SHUTDOWNSDR CA051102002Fuel Control · failed(CAN) PILOT ELECTED TO BACK AC OUT AWAY FROM LOG LANDING. AS AC STARTED ITS REARWARD DESCENT DOWN TO LOGGING BLOCK, PILOT HEARD WHOOSH SOUND FOLLOWED BY AN ENG LOW RPM AUDIO WARN HORN. NR 2 ENG WAS IN ROLLBACK CONDITION W/DECREASING N1 SPEED, INCREASING T5 TEMSDR CA051116006Fcu · leaking(CAN) ON THE INSPECTION THE FUEL CONTROL ASSY WAS FOUND LEAKING.SDR AMTA200500884Eec · unserviceableRT ENGINE LIMITER INOP LIGHT ILLUM. EICAS MSG AND R ENG LIMITER DISPLAYED. PERFORMED FIM 73-21-00, FIG 103A, FAULT CODE (BF) FOUND ON EEC, ONLY FAULT FOUND, IAW FIM REMOVED AND REPLACED RT ENGINE EEC IAW 73-21-07-4, ENGINE RUN-UP AND TAXI. OPS CHECK NORMAL.SDR ALG2005F00088Hmu · failedDURING LEVEL FLIGHT RESTART FAULT LIGHT ILLUMINATED. RETURNED TO DEPARTURE AND NOTIFIED MAINTENANCE. REMOVED AND REPLACED HMU WITH SERVICEABLE UNIT IAW MM. OPS CHECK GOOD. (K)SDR ALG2005F00078Hmu · failedDURING HOVER, RESTART LIGHT CAME ON, FOLLOWED BY THE DEGRADE LIGHT. REMOVED AND REPLACED HMU WITH SERVICEABLE UNIT. IAW MM. (K)SDR 0501615530Stator · failedDURING CRUISE FLIGHT ENGINE NR 1 OIL PRESSURE DROPPED TO 12 PSI. ENGINE NR 1 FLAMED OUT. FLIGHT CREW DIVERTED AC TO CLT AND PERFORMED AN UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED THE PMA STATOR AND ROTOR. NOTE: THIS EVENT WAS ORIGINALLY BELIEVEDSDR CA051006015Fcu · failed(CAN) IN FLIGHT, THE CREW REPORTED A LOUD NOISE ACCOMPANIED BY AN ENGINE SURGE. ENGINE POWER ROLLED BACK AND RECOVERED WITHOUT PILOT INPUT. THE AIRCRAFT DIVERTED FOR AN UNSCHEDULED LANDING. THE FUEL CONTROL UNIT WAS SUBSEQUENTLY REMOVED FOR INVESTIGATION. MSDR 09212005DFuel Control · failedON LEFT ENGINE START AT 44 PERCENT, ITT ROSE RAPIDLY AND ABORTED START AT 980 DEGREES CELSIUS (ENG AT 980 DEGREES FOR LESS THAN 5 SECS BEFORE SHUTDOWN). REMOVED AND REPLACED LEFT FUEL CONTROL. OPS CHECK GOOD.SDR MASA200500716Fuel Control · malfunctionedASH 2763 GRR. ABORTED TAKEOFF DUE TO THE NR 1 ENG NOT MAKING TAKEOFF POWER. CONTRACT MAINTENANCE PERFORMED A PERFORMANCE RUN OF THE ENGINE AND COULD NOT FIND A FAULT. FERRIED THE PLANE TO PHL WHERE MX REMOVED AND REPLACED NR 1 FUEL CONTROL.SDR YTRR105931Fuel Control · out of adjustAIRCRAFT STARTING HOT. UNABLE TO ADJUST FUEL CONTROL TO CORRECT HOT STARTING.SDR CA050831008Hmu · damaged(CAN) DURING A TRAINING FLIGHT, ENGINE POWER WAS COMMANDED TO IDLE RESULTING IN A LOW FUEL PRESSURE WARNING AND AN UNCOMMANDED ENGINE SHUT DOWN. AN IN-FLIGHT RE-LIGHT WAS SUCCESSFULLY ACCOMPLISHED AND THE REMAINDER OF THE FLIGHT CARRIED OUT WITHOUT FURTHER INSDR HALA0500905Eec · malfunctionedWHILE CLIMBING OUT AT 5000 FT, WE GO A RT ENGINE FADEC SELECT LIGHT ABNORMAL WAS PERFORMED BUT SOON AFTER EXPERIENCED A MOMENTARY RT ENGINE SHUTDOWN. ENGINE CAME BACK TO NORMAL, RETURNED TO AIRPORT. FOUND FAULT 732167 FOR EEC, 2 REPLACED, NR 2 EEC PERFORMED SDR ABXA050202Fuel Control · defectiveON TAKEOFF ROLL, RIGHT ENGINE FAILED TO PRODUCE TAKEOFF POWER. WITH LEFT ENGINE ACCELERATING NORMALLY. RIGHT ENGINE STOPPED ACCELERATING AT 58 PERCENT N1. REMOVED AND REPLACED RIGHT ENGINE MAIN ENGINE CONTROL IAW B767 AMM 73-21-01-4. PERFORMED ENGINE RUN, SDR HALA0500873Eec · failedENGINE RT SYSTEM FAIL MESSAGE ILLUMINATED. REMOVED AND REPLACED EEC, OPS CHECK OK. AIRCRAFT RELEASED FOR SERVICE. (K)SDR CA050815006Fuel Control · failed(CAN) WHILE ON APPROACH FOR LANDING, A HIGH ROTOR SPEED CONDITION OCCURED. THE PILOT IMMEDIATELY NOTICED THE INCREASE IN NR AND INCREASED COLLECTIVE TO MAINTAIN THE NR WITHIN NORMAL PARAMETERS. WITH THE NR STABILIZED, THE DEFECTIVE ENGINE WAS IDENTIFIED AND TSDR ALG2005F00060Fuel Control · failedON THE FIRST HOVER FLIGHT OF THE DAY. IN HOVER FLIGHT, THE ROTOR RPM BLEED OFF AND WOULD NO RECOVER. NOTIFIED MAINTENANCE OF THE PROBLEM. FUEL CONTROL WAS REPLACED IAW MM. AC RETURNED TO SEVICE UPON COMPLETION OF ALL FUNCTIONAL CHECKS. (K)SDR ALG2005F00053Fuel Control · out of rigDURING RUN UP THE ENGINE FLAMED OUT, THE PILOT NOTIFIED MAINTENANCE. THE MECHANIC UPON TROUBLESHOOTING FOUND THE FUEL CONTROL OUT OF RIG. HE RIGGED THE FUEL CONTROL IAW MM AND AC WAS RETURNED TO SERVICE UPON COMPLETION OF FUNCTION CHECKS. (K)SDR AJC2005F00011Bearing · failedCREW REPORTED DEPARTURE, ENROUTE, RT ENGINE DEEC COMPUTER TRIPPED TO MANUAL MODE, FOLLOWED BY THE LOSS OF THE N1 GGE INDICATION. FLIGHT CONTINUED NORMALLY, THEN EXPERIENCED A RT ENGINE VIBRATION WHICH CLIMBED TO .8 ON THE VIBRATION INDICATOR. REDUCED PWR ON SDR CA050725007Fcu · leaking(CAN) UPON LANDING AND SHUTDOWN OF THE LT ENGINE IT WAS NOTICED THAT THE OVERBOARD ENGINE DRAIN FOR THE FUEL CONTROL UNIT WAS LEAKING FUEL. THE FUEL CONTROL WAS REPLACED. THE LAST TIME THIS FCU WAS REPAIRED IT WAS FOR THE SAME FUEL LEAK PROBLEM IN MARCH OF 200SDR CA050725004Fuel Control · failed(CAN) ON A VFR FLIGHT, THE FLIGHT CREW ATTEMPTED TO REDUCE POWER FOR THE APPROACH INTO AIRFIELD. THERE WAS NO ENGINE RESPONSE WITH REDUCTION IN POWER SETTINGS. THE CREW THEN TRIED TO CAREFULLY INCREASE POWER SETTING FROM CRUISE POWER (1800 LBS) TO 1900 LBS.
Back to JASC 7321