Alliedsign TFE731-20

Service difficulty reports · 31

Newest first. General aviation reporting is voluntary.

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 engine_model_key = 'TFE73120'
  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 2026FA0000511Dipstick · wornNR 1 ENGINE OIL PRESSURE DROPPED PRECIPITOUSLY, PRECAUTIONARY SHUTDOWN PERFORMEDMay 17, 2026 · N441PC · Lear 35A · Engine Oil Indicating SystemSDR G41A2026FA0000235Fms · defectiveAIRCRAFT DEPARTED KELP HEADING TO KAUS. ABOUT 10 MINUTES AFTER TAKEOFF, THE CAPTAIN NOTICED THE FMS SCREEN HAD GONE BLANK. ATTEMPT TOP RE POWER WAS MADE WITH NO EFFECT. THE CAPTAIN DECIDED TO RETURN TO ELP. ATI MAINTENANCE AND AVIONICS MET THE AIRCRAFT AND VEMar 25, 2026 · N824MG · Lear 55LEAR · Flight Management Computing Hardware SystemSDR 2025FA0000452Engine · fire warningRIGHT ENGINE FIRE WARNING “T” HANDLE LIGHT CAME ON IN FLIGHTJul 7, 2025 · N412SW · Lear 31A · Fire DetectionSDR S2KA202507210452Fire Detector · inoperativeRIGHT ENGINE FIRE WARNING TEE HANDLE LIGHT CAME ON IN FLIGHT. REMOVED RT FIRE DETECTION CONTROL UNIT P/N 37702833 S/N 0143-069 AND INSTALLED REMOVED SERVICEABLE FIRE DETECTION CONTROL UNIT P/N 377-02833, S/N 9938-006 IAWL31A 26-10-01. OPERATIONAL CHECK GOOD Jul 7, 2025 · N412S · Lear 31A · Fire DetectionSDR 4EZF23030315001Unknown · unknownCREW REPORT - RIGHT ENGINE FIRE T-HANDLE ILLUMINATED IN FLIGHT, MEMORY ITEMS & QRH EMERGENCY PROCEDURES CHECKS WAS FOLLOWED. AIRCRAFT DEPARTED BARRANQUILLA AIRPORT TO FORT LAUDERDALE(NON-REVENUE FLIGHT), DURING CRUISE FIRE WARNING ILLUMINATED. FLIGHT CREW DECIMar 15, 2023 · N31ZV · Lear 31A · Fire DetectionSDR 2021FA0000382None · wornPILOT REPORTS TR WILL NOT STOW. COMPLIED WITH R&R OF THROTTLE QUADRANT ASSEMBLY. OPS TESTED OK. AIRCRAFT OK FOR RTS.Feb 10, 2021 · N183TF · Lear 23LEAR · Engine Thrust ReverserSDR JGVR20200831001Thru Bolt · strippedIT WAS BROUGHT TO OUR ATTENTION THAT THE TORQUE VALUE FOR THE FALCON 900 SERIES NLG TRUNNION PIN THROUGH BOLT NUTS IS NOT ACCURATE IN THERE RESPECTIVE MAINTENANCE MANUALS. ACCORDING MANUFACTURER: A DISCREPANCY HAS BEEN SUBMITTED TO UPDATE AMM FOR ALL F2000 ANAug 31, 2020 · N655TC · Amd FALCON900 · Fuselage, Landing Gear Attach FittingsSDR 9PMA2020042700004Bleed Valve · seizedPIC REPORTS APU FAILS TO START. UPON FURTHER INSPECTION FOUND BLEED AIR VALVE SEIZED IN CLOSED POSITION. NO FURTHER DAMAGE CAUSED TO AIRCRAFT, CREW OR PAX.Sep 17, 2019 · N332AR · Bombdr BD1001A10 · APU Bleed Air SystemSDR 9PMA2020042700003Brushes · wornPIC REPORTS NO. 1 ALTERNATOR FAIL WARNING INDICATION SHOWN. AFTER FURTHER INSPECTION FOUND NO. 1 ALTERNATOR BRUSHES WORN. NO DAMAGE TO AIRCRAFT, CREW OR PAX CAUSED.Sep 1, 2019 · N108RL · Raythn HAWKER800XP · AC Generator-AlternatorSDR G1IA2019031100000Light · inoperativeFAR 135.415 REPORT. PILOT REPORTS "AFTER T/O COPILOT REACHED FOR GEAR HANDLE AND AFTER RETRACTION HE NOTICED THAT PRIOR TO GEAR RETRACTION, THE NOSE GEAR DOWN & LOCK LIGHT WASN'T ON.RETRACTION WAS NORMAL BUT BECAUSE THE LACK OF NOSE GEAR D&L INDIC., WE DECIDEDMar 7, 2019 · N10AH · Lear 35A · Landing Gear Position and WarningSDR G1IA201806220362Carbon Seal · leakingSMOKE WAS NOTICED AFTER TAKEOFF AND GREW WORSE DURING CLIMB. THE CABIN APPEARED TO HAVE A SIGNIFICANT AMOUNT OF SMOKE AND THE MEDICS NOTIFIED US THAT IT WAS VERY HOT IN THE BACK. WENT THROUGH THE MEMORY ITEMS AND RAN THE SMOKE IN THE COCKPIT CHECKLIST, DECLAJun 20, 2018 · N362FW · Lear 35A · Turbine Engine Oil SystemSDR G1IA2018022000001Control Box · faultyPILOT REPORTS "PASSING 5000' ON APPROACH THE L ENGINE FIRE WARNING LIGHT ILLUMINATED AND WENT OUT. THIS REPEATED FOUR TIMES IN THE NEXT 2 MINUTES. THE POWER WAS IMMEDIATELY RETURNED TO IDLE ON THE FIRST OCCURRENCE. THAT CHANGE APPEARED TO HAVE NO EFFECT. MAINTFeb 17, 2018 · N362FW · Lear 35A · Fire DetectionSDR WAIA2017122200001Unknown · odorSMELLED A SMOKE ODOR IN THE COCKPIT. FIRST IMPRESSION WAS THAT IT WAS FUMES FROM ANOTHER AIRPLANE. CONTINUED TO THE HOLDING POINT AND RECEIVED A TAXI CLEARANCE. AT THIS POINT THE ODOR HAD BECOME MUCH STRONGER.IMMEDIATELY CANCELED TAXI CLEARANCE AND TURNED BACKDec 20, 2017 · N111YW · Cessna 650 · Air Distribution SystemSDR 2CJA102023917Engine · power lossAFTER START UP AND TAXI OUT, RUNNING ALL CHECK LISTS, CLEARED FOR TAKE OFF. MONITORED THE ENGINES ON TAKEOFF. HAD NO WARNING LIGHTS AND TAKE OFF POWER WAS SET . DEPARTED. ABOUT 1000 FT OFF THE GROUND THE NR 1 ENGINE STARTED TO SPOOL BACK. IT TOOK MAYBE Mar 29, 2017 · N908TF · Amd FALCON10 · Engine (Turbine/Turboprop)SDR 2017FA0000096Bleed Valve · stickingDURING CLIMB OUT, LT BLEED OVERHEAD CAS MESSAGE. WOULD NOT EXTINGUISH. RETURNED TO DEPARTURE.Mar 2, 2017 · N33NJ · Lear 45LEAR · Compressor Bleed ValveSDR G1IA2017022210AH1Control Switch · stickingPILOT REPORTED AFTER DEPARTURE, PRIMARY PITCH TRIM CONTINUED TO RUN AFTER COPILOT RELEASED THE SWITCH. EXECUTED PITCH TRIM MALFUNCTION EMERGENCY CHECKLIST AND RETURNED TO DEPARTURE AND LANDED. MAINTENANCE WAS ABLE TO DUPLICATE THE PITCH TRIM PROBLEM. REPLACEFeb 22, 2017 · N10AH · Lear 35A · Stabilizer Control SystemSDR 2016F00200Engine · power lossDURING TAKEOFF ROLL. PILOT SET THRUST LEVERS TO APPROXIMATELY 80 PERCENT AND COMMANDED SET POWER. PM SET TAKEOFF POWER AS ACFT COMMENCED TAKEOFF ROLL. PM/SIC CALLED 80 KTS, PF CONFIRMED 80 KTS. SHORTLY THEREAFTER, BOTH PILOTS SENSED YAW TO LEFT. PIC/PF ATTRIBUOct 14, 2016 · N389AW · Lear 35A · Engine (Turbine/Turboprop)SDR J72A20161017001Engine · power lossAT APPROX 0910(L), COMMENCED TAKEOFF ROLL. PIC/PF SET THRUST LEVERS TO APPROX 80 PERCENT AND COMMANDED SET POWER. PM/SIC CALLED 80 KTS, PF CONFIRMED 80 KTS. SHORTLY THEREAFTER, BOTH PILOTS SENSED YAW TO LT. PIC/PF ATTRIBUTED YAW TO CROSSWIND COMBINED WITH Oct 14, 2016 · N389AW · Lear 35A · Engine (Turbine/Turboprop)SDR 2016FA0000475Volt Regulator · burnedRIGHT GENERATOR LIGHT ILLUMINATED DURING FINAL APPROACH. DETECTED ODOR OF SMOKE. FOUND THE VOLT REGULATOR BURNED.Oct 6, 2016 · N389AW · Lear 35A · Air Distribution FanSDR G1IA2016090935CY1Uplock Switch · malfunctionedAFTER A NORMAL DEPARTURE WHILE CLIMBING THRU ABOUT 15000' THE LEFT GEAR DOOR LIGHT ILLUMNINATED FOR ABOUT 20 SECONDS. REDUCED POWER AND BEGAN SLOWING TO 200 KIAS, AT ABOUT 240 KIAS GEAR LIGHT EXTINGUISHED, APPROXIMATELY 30 SECONDS. LATER AT 250 KIAS THE LIGHTSep 9, 2016 · N35CY · Lear 35A · Landing Gear Door Retract SectionSDR G1IA2016072713504Blower · smokePILOT REPORTED MEDICAL CREW SMELLED SMOKE IN CABIN. SMOKE OBSERVED COMING FROM OVERHEAD VENTS. CABIN FAN CIRCUIT BREAKER OPENED AND SMOKE DISSIPATED. PRECAUTIONARY LANDING MADE. COCKPIT BLOWER ASSY SEIZED AND INOP WITH HEAT DISTRESS. MAINTENANCE REPLACED Jul 27, 2016 · N135DE · Lear 35A · Air Distribution FanSDR SFOA201607290001Chip Detector · faultyWHILE AT CRUISE FLIGHT, THE RT ENGINE CHIP DETECTOR ANNUNCIATOR ILLUMINATED, ALL OTHER ENGINE PARAMETERS WERE NORMAL. AFM PROCEDURES WERE FOLLOWED AND A PRECAUTIONARY AND SAFE LANDING WAS MADE. THE ENGINES WERE SHUTDOWN AND THE ACFT TURNED OVER TO MAINTENANCJul 26, 2016 · Cessna 650 · Turbine Engine Oil SystemSDR G1IA201606290001Blower · faultyDURING THE DESCENT, WE NOTICED WE WERE SMELLING SMOKE FUMES IN COCKPIT. WE SUSPECTED FUMES FROM STABILIZER WING HEAT AND TURNED THOSE OFF. THE ODOR PERSISTED ON AND OFF, AFTER THAT WE DECIDED BEST COURSE OF ACTION WAS TO CONTINUE DESCENT AND LAND, WE ALSO STJun 25, 2016 · N135DE · Lear 35A · Air Distribution FanSDR DXTA2016052006241Oil Cap · looseNR 1 ENG SHUTDOWN IN FLIGHT DUE TO LOW OIL PRESS. CLEANED RESIDUAL OIL FROM ENG & COWLING. FOUND OTBD OIL SERVICE CAP LOOSE. SERVICED ENG WITH 4 QTS MOBIL 254 OIL. RE-INSTALLED & SERVICED OIL CAP, RAN ENG. LEAK & OPERATIONS CHECKED GOOD. ALL WORK IAW AMMMay 20, 2016 · N860QS · Raythn HAWKER800XP · Engine Oil Storage (Airframe Furnished)SDR BHKA20160506001Warning System · false activationDURING CLIMB OUT PASSING THROUGH 13,000 FEET MSL, THE NR 2 RT ENG FIRE PULL LIGHT ILLUMINATED IN THE T HANDLE ACCOMPANIED BY FLASHING MSTR WARNING LIGHTS. THE RT THROTTLE WAS REDUCED TO IDLE WITHIN 5 SECONDS & THE ENG FIRE PULL & MSTR WARN LIGHTS EXTINGUISHEDMay 2, 2016 · N16FN · Lear 36A · Fire DetectionSDR O9IA2016011100001Line · crackedON DESCENT, MASTER CAUTION & FIRE LIGHT ILLUMINATED ON LT ENG. THERE WERE NO OTHER FIRE INDICATIONS. ENG WAS BROUGHT TO IDLE & SHUTDOWN USING ENG SHUTDOWN CHECKLIST. A CRACKED HIGH PRESS BLEED AIR LINE WAS DISCOVERED ON THE LT ENG. THE CRACK WAS ON THE JUNJan 2, 2016 · N543LM · Lear 35A · Pneumatic Distribution SystemSDR G1IA20151124001Warning System · activatedDEPARTED & EN ROUTE, APPROX 15 - 20 MINS AFTER LEVELING OFF AT FL 360 THE CABIN ALTITUDE WARNING ILLUMINATED. DECLARED AN EMER & INITIATED AN EMER DESCENT & DIVERTED. THE CABIN ALT. STAYED BELOW THE POINT OF O2 MASK ACTIVATION & ONCE THEY DESCENDED TO A SAFNov 23, 2015 · N60WL · Lear 35A · Cabin Pressure IndicatorSDR G1IA20150602001Blower Motor · failedFAR 135.415 REPORT. ON CLIMB APPROX 10 MILES OUT FROM THE AIRPORT THEY SMELLED SMOKE ALL OVER THE COCKPIT & CABIN, OXYGEN MASKS WERE DEPLOYED. THEY DECLARED AN EMER & MADE AN UNSCHEDULED LANDING AT THE AIRPORT. INSPECTED THE ACFT, CHECKED THE SYS & RAN THE AMay 29, 2015 · N36PJ · Lear 36A · Air Distribution FanSDR HUNA20150129001Pump · malfunctionedON A FLIGHT, SUFFERED AN INFLIGHT UNCOMMANDED ENG SHUTDOWN OF THE LT ENG. CREW HAD BEEN CLEARED FROM FL 370 TO FL 240 FOR THE DECENT. THE SHUTDOWN OCCURRED AT OR NEAR TOP OF DECENT. THEY DECLARED AN EMER WITH CTR. THE CREW COMPLETED THE APPROPRIATE ACFT CHJan 29, 2015 · N45FG · Lear 36LEAR · Engine Fuel PumpSDR DXTA2014041605732Deec · malfunctionedDURING INITIAL CLIMB, CREW FELT LATERAL YAW, NOTICED RT N1 SURGING 3 OR 4 PERCENT. DIMINISHED AT MID POWER SETTING BUT STILL SLIGHTLY NOTICEABLE. CREW DECLARED AN EMERGENCY & RETURNED TO DEPARTURE. ENGINE INDICATIONS ONLY, NO ANNUNCIATOR LIGHTS ILLUMINATEDApr 15, 2014 · N815QS · Raythn HAWKER800XP · Power Indicating SystemSDR FJTA2014017011Cap · unsecureAIRCRAFT HAD JUST COMPLETED HEAVY MX CHECK IN KSGH. DURING THE REPOSITION FLIGHT TO KMQY AT THE TOP OF THE CLIMB, THE RT ENG OIL PRESS SLOWLY DECREASED. THE OIL PRESS ANNUNCIATOR ILLUMINATED AT WHICH POINT THE CREW SHUT DOWN THE RT ENG. CONTINUED FLIGHT DUEJan 16, 2014 · N701DA · Lear 35A · Engine Oil Distribution (Airframe Furnished)
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