# Service difficulty reports: Garrett TFE731 series

A list on [Garrett TFE731 series](https://openairdocs.org/engine/garrett-tfe731-series.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 15 · 742 reports

- [SDR 2NEA20241106120](https://openairdocs.org/sdr/2NEA20241106120.md): Modulating Valve · malfunctioned · Nov 6, 2024 · N220CK · Lear 35A · Pneumatic System
  > AFTER TAKEOFF AND GEAR RETRACTION THE FLIGHT CREW NOTED SMOKE EMITTING FROM THE CONDITIONED AIR DUCTS, AND NUMBER 1 ENGINE HIGH ITT, CREW RETURNED TO FIELD. AFTER RETURNING AND BEING CHECKED BY ARFF CREW NOTED THE CABIN TEMPERATURE WAS HOT. SUBSEQUENT ENGINE R
- [SDR G1IA20240313060](https://openairdocs.org/sdr/G1IA20240313060.md): Warning Message · illuminated · Mar 10, 2024 · N385MH · Lear 45LEAR · Overheat Detection
  > WHILE CRUISING AT 41,000', WE HEARD 3 CHIMES AND OBSERVED A RED L ENG PYLON OVHT ILLUMINATION. I TOLD MY SIC TO GRAB THE QRH AND ADVISED HIM I WILL TAKE RADIO COMMUNICATION DUTY. FOLLOWING THE CHECKLIST, WE PULLED THE LEFT THROTTLE TO IDLE AND STARTED A DESCEN
- [SDR G1IA20240315060](https://openairdocs.org/sdr/G1IA20240315060.md): Bleed Air Sys · leaking · Mar 10, 2024 · N385MH · Lear 45LEAR · Engine Bleed Air System
  > WHILE CRUISING AT 41,000', WE HEARD 3 CHIMES AND OBSERVED A RED L ENG PYLON OVHT ILLUMINATION. I TOLD MY SIC TO GRAB THE QRH AND ADVISED HIM I WILL TAKE RADIO COMMUNICATION DUTY. FOLLOWING THE CHECKLIST, WE PULLED THE LEFT THROTTLE TO IDLE AND STARTED A DESCEN
- [SDR DIXA20240311001](https://openairdocs.org/sdr/DIXA20240311001.md): Oil System · fluctuates · Mar 9, 2024 · N214TG · Lear 45LEAR · Turbine Engine Oil System
  > DURING DESCENT INTO MMSL CREW NOTICED OIL PRESSURE FLUCTUATING AND DROPPED TO 50 PSI AS A PRECAUTION CREW SHUTDOWN RH ENGINE, NO EMERGENCY DECLARED, AIRCRAFT LANDED WITHOUT INCIDENT. WAITING ON MX TO SHOW UP AND TROUBLESHOOT OIL PRESSURE ISSUE.
- [SDR 2022F00383](https://openairdocs.org/sdr/2022F00383.md): None · erratic · Sep 15, 2022 · N317GS · Lear 45LEAR · Engine Oil Indicating System
  > IN-FLIGHT RH ENGINE OIL TEMP FLUCTUATED THEN INDICATED HIGH CAUSING A CAS RED MESSAGE INDICATING RH ENGINE OIL TEMP WAS HIGH. THE CREW SHUT DOWN THE ENGINE AND LANDED WITHOUT INCIDENT. THE ENGINE OIL TEMP SENSOR WAS CHANGED AND THE OPS CHECK WAS GOOD.
- [SDR 9JLA2021020421591](https://openairdocs.org/sdr/9JLA2021020421591.md): Duct · leaking · Dec 21, 2020 · N56JP · Lear 45LEAR · Engine Cooling System
  > THE FLIGHT CREW REPORTED THAT DURING CLIMB-OUT AFTER TAKEOFF THEY RECEIVED A RIGHT ENGINE PYLON OVERHEAT CAS MESSAGE. THE CREW RAN THE CHECKLIST AND WAS ABLE TO CLEAR THE FAULT. THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED THE HIGH PRESSURE AIR DUCT P/N L
- [SDR O2JA202082401](https://openairdocs.org/sdr/O2JA202082401.md): Warning Message · activated · Aug 19, 2020 · N979RF · Lear 35A · Engine Oil Pressure
  > LEFT OIL PRESSURE RED LINED ON TAKE OFF. DURING CLIMB IT REMAINED AROUND 53 PSI.
- [SDR O2JA20200625001](https://openairdocs.org/sdr/O2JA20200625001.md): Engine · power loss · Jun 24, 2020 · N491RV · Lear 35A · Engine (Turbine/Turboprop)
  > THE ISSUE HAPPENS SOMETIMES. DURING CLIMB OUT AROUND 14,000FT TO 20,000FT THE LEFT ENGINE LOST THRUST ASSOCIATED WITH N1, ITT, N2, AND FUEL FLOW INDICATION CHANGE. FUEL COMPUTER LIGHT DIDN`T APPEAR ON THE ANNUNCIATOR PANEL. THE ISSUE STOPPED WHEN BELOW 12,000F
- [SDR 2020F00033](https://openairdocs.org/sdr/2020F00033.md): Static Inverter · failed · Nov 4, 2019 · N564BR · Braero HS125700A · Pitot/Static System
  > ON THE FIRST LEG OF A FOUR LEG TRIP, THE INVERTER FAILED, AND FAILED TO RESET, AS WE WERE DESCENDING INTO DALLAS FOR A LANDING AT ADDISON (KADS) THE FAILURE OCCURED. WE ADVISED THE PASSENGERS, AND SINCE WE WERE PICKING UP AN ADDITIONAL PASSENGER FOR THEIR MEE
- [SDR 2020F00049](https://openairdocs.org/sdr/2020F00049.md): Packing · missing · Oct 18, 2019 · N387HA · Lear 35A · Turbine Engine Oil System
  > PILOTS NOTICED LOW OIL PRESSURE INDICATION AFTER CLIMBING THRU 30,000 FEEET ON LEFT ENGINE. WENT THRU OILPRESSURE CHECK LIST AND REDUCED POWER. LOW OIL PRESSURE LIGHT CAME ON. WENT THRU ENGINE SHUT DOWN CHECK LIST AND N2 WENT TO ZERO BEFORE ENGINE WAS SHUT DOW
- [SDR DBCA2019040130002](https://openairdocs.org/sdr/DBCA2019040130002.md): Line · failed · Mar 30, 2019 · N793CG · Amd FALCON900EX · Engine Oil Storage (Airframe Furnished)
  > CREW RECEIVED "CHECK OIL" AND "OIL PRESS 3" CAS MESSAGE IN FLIGHT. CREW SHUTDOWN #3 ENGINE, DECLARED EMERGENCY AND DIVERTED. FOUND OIL COOLER SUPPLY LINE CRACKED, NON-MAGNETIC MATERIAL IN INLET AND MAGNETIC DEBRIS IN TRANSFER GEARBOX. REPLACED OIL COOLER SUP
- [SDR J7SA201812276001](https://openairdocs.org/sdr/J7SA201812276001.md): Line · damaged · Dec 26, 2018 · N471FX · Lear 45LEAR · Turbine Engine Oil System
  > #1 ENGINE OIL PRESSURE FLUCTUATIONS AT FL350. PRESSURE DROPPED AND ILLUMINATED OIL MASTER WARNING WHILE PASSING THROUGH FL200. CREW DECLARED AND EMER AND SHUT DOWN ENGINE PER CHECKLIST. AIRCRAFT LANDED SAFELY.REPLACED #6 BEARING OIL SUPPLY LINE AND #6 BEARING
- [SDR YBB2018F00003](https://openairdocs.org/sdr/YBB2018F00003.md): Fire Loop · failed · Jul 27, 2018 · N6FJ · Amd FALCON10 · Fire Detection
  > DURING POST FLIGHT OF ACFT AT FACILITY LOCATED IN KHUM, ENG NR 2 FIRE LOOP FAILED OPS TEST. NOTIFIED DOM, DOM GROUNDED ACFT. REMOVED NR 2 ENG FIRE DETECTION LOOP PN 3001-16-900/400-12 SN 71292. INSTALLED SERVICEABLE FIRE LOOP PN 3001-16-900/400-12 SN 85258.
- [SDR 9JLA2017082713028](https://openairdocs.org/sdr/9JLA2017082713028.md): O-Ring · leaking · Aug 27, 2017 · N918EG · Lear 45LEAR · Turbine Engine Oil System
  > DURING A FLIGHT, THE CREW REPORT INDICATED THAT THEY RECEIVED INDICATION OF LOW OIL PRESSURE FOR THE LT ENGINE. THE CREW COMPLETED CHECKLIST ITEMS, REDUCED POWER TO IDLE ON THE AFFECTED ENGINE. THE CREW THEN DECLARED AN EMERGENCY AND ELECTED TO DIVERT TO AN AL
- [SDR YRJR201707180001](https://openairdocs.org/sdr/YRJR201707180001.md): Clamp · broken · Jul 17, 2017 · N900KL · Amd FALCON900B · Engine Bleed Air System
  > AFTER TAKE OFF, A FIRE WARNING ON THE NR 1 ENGINE ILLUMINATED. AIRCRAFT RETURNED TO AIRPORT. EXAMINATION REVEALED TWO HIGH PRESSURE BLEED AIR CLAMPS HAD FAILED. THIS ALLOWED BLEED AIR TO SET OFF THE FIRE WARNING.
- [SDR O2JA2017051500105](https://openairdocs.org/sdr/O2JA2017051500105.md): Engine · power loss · May 15, 2017 · N921CH · Lear 35A · Engine (Turbine/Turboprop)
  > DURING DESCENT THE RIGHT ENGINE EXPERIENCED ROLL BACK. RAN CHECKLIST AND LANDED SINGLE ENGINE.
- [SDR O2JA2017051000001](https://openairdocs.org/sdr/O2JA2017051000001.md): Engine · failed · May 8, 2017 · N921CH · Lear 35A · Engine (Turbine/Turboprop)
  > WHILE BRINGING POWER TO IDLE AT 1000 FT THE RIGHT ENGINE LOST OIL & FUEL PRESSURE AND STARTED WINDMILLING. FOLLOWED THE CHECKLIST AND OPTED NOT TO RESTART THE RIGHT ENGINE. HAD A NON-EVENTFUL SINGLE ENGINE ENGINE LANDING.
- [SDR 2016FA0000565](https://openairdocs.org/sdr/2016FA0000565.md): Generator · failed · Nov 11, 2016 · N452DA · Lear 35A · DC Generator-Alternator
  > GENERATOR FAILED DURING TAXI, VIBRATION FELT AND LOSS OF ELECTRICAL GENERATION FROM NR 1 GENERATOR. PILOT INITIATED ENGINE SHUT-DOWN AND SUBSEQUENT VISUAL INSPECTION SHOWED HEAT DAMAGE AND PAINT BLISTER ON LOWER COWLING. FURTHER INSPECTION SHOWED SIGNIFICANT H
- [SDR DXTA2016101206318](https://openairdocs.org/sdr/DXTA2016101206318.md): Wire Harness · faulted · Oct 12, 2016 · N811QS · Raythn HAWKER800XP · Engine Fuel System Wiring
  > CLIMBING THROUGH 11,000 FEET AT 93 % N1, THE NR 1 ENGINE COMPUTER LIGHT ILLUMINATED. THE LEFT ENGINE ROLLED BACK APRX 20 % N1. QRH CHECKLIST WAS COMPLETED. LIGHT REMAINED ILLUMINATED THE ENTIRE TIME UNTIL ENGINE SHUTDOWN. REMOVED AND REPLACED THE LT ENGINE W
- [SDR DXTA2016092406310](https://openairdocs.org/sdr/DXTA2016092406310.md): Sensor · failed · Sep 24, 2016 · N881QS · Raythn HAWKER900XP · Engine (Turbine/Turboprop)
  > DURING CRUISE AT FL 400, THE RIGHT ENGINE ROLLED BACK THEN WENT BACK TO NORMAL. ROLL BACK WAS ENOUGH TO MAKE THE PLANE YAW. RETURNED TO DEPARTURE. REPLACED INLET PRESSURE AND TEMPERATURE SENSOR.
- [SDR 9PVA2016053100132](https://openairdocs.org/sdr/9PVA2016053100132.md): Pressure Switch · false indication · May 25, 2016 · N641MS · Cessna 650 · Fuel Pressure Indicating
  > DEPARTED, DURING CLIMBOUT THROUGH 16,000 FT RECEIVED A LEFT LOW FUEL PRESSURE LIGHT FOLLOWED BY STANDBY BOOST PUMP LIGHT. THE CREW COMPLETED THE CHECK LIST AND BOTH LIGHTS REMAINED ON.
- [SDR ZP7A201605090001](https://openairdocs.org/sdr/ZP7A201605090001.md): Engine · failed · May 9, 2016 · N38PS · Lear 35A · Engine (Turbine/Turboprop)
  > LEFT ENGINE FAILURE IN FLIGHT. FLUCTUATION IN ITT TEMP BEFORE FAILURE RISE AND FALL. ATTEMPTED TO RESTART. NO LIGHT OFF.
- [SDR 2016FA0000171](https://openairdocs.org/sdr/2016FA0000171.md): Line · chafed · Mar 10, 2016 · N171TG · Amd FALCON50MYST · Engine Fuel Distribution
  > DURING A MPI, REPAIR STATION FOUND NR 1 ENGINE FUEL FEED LINE TO THE COMBUSTION NOZZLE DIVIDER CHAFED APPROXIMATELY 50 PERCENT THROUGH THE OD OF SAID LINE, DURING THE REMOVAL AND TEARDOWN OF THE ENGINE. THE LINE WAS CHAFING ON THE ENGINE HEAT SHIELDING BAFFLE
- [SDR CA151216023](https://openairdocs.org/sdr/CA151216023.md): Fitting · broken · Dec 15, 2015 · Lear 45LEAR · Engine Controls
  > (CAN) WHILE PERFORMING A SCHEDULED INACTIVE AIRCRAFT MAINTENANCE RUN, IT WAS DISCOVERED THAT THE LT ENGINE POWER LEVER HAD TO BE SELECTED TO CUTOFF SEVERAL TIMES IN ORDER TO SHUTDOWN THE ENGINE. WHILE INSPECTING THE ENGINE CONTROL CABLES FOR PROPER ADJUSTMENT
- [SDR CA151015015](https://openairdocs.org/sdr/CA151015015.md): Throttle Cable · failed · Oct 12, 2015 · Lear 36A · Power Lever
  > (CAN) DURING CLIMBOUT LT ENGINE HAD NO RESPONSE TO POWER LEVER MOVEMENT. FLIGHT CREW QUICKLY REALIZED THAT THE LT ENGINE WAS UNRESPONSIVE AND STUCK AT HIGH POWER SETTING. POWER LEVER WOULD MOVE FREELY BUT WITH NO RESPONSE TO ENGINE. CREW THEN RETURNED AFTER
- [SDR CA150921003](https://openairdocs.org/sdr/CA150921003.md): Skin · corroded · Sep 21, 2015 · Lear 45LEAR · Wing, Plate/Skin
  > (CAN) DURING SCHEDULED INSPECTION CORROSION WAS FOUND ON THE LOWER RT WING SKIN INBD EDGE. BLENDED OUT CORROSION WAITING ON DETERMINATION FROM MFG AS TO WHETHER THE SKIN PANEL CAN BE REPAIRED OR NOT.
- [SDR CA150326003](https://openairdocs.org/sdr/CA150326003.md): Downlock Switch · intermittent · Mar 22, 2015 · Gulstm G100 · Landing Gear Position and Warning
  > (CAN) ON APPROACH THE CREW NOTED THE NOSE GEAR INDICATOR FOR DOWN & LOCK DID NOT ILLUMINATE. THEY ABORTED THE APPROACH & DID A FLY BY THE TOWER TO VERIFY THE GEAR WAS DOWN & LOCKED. TOWER CONFIRMED IT APPEARED DOWN & THEY CAME AROUND TO LAND. ON FINAL THE LI
- [SDR BWVR201503200002](https://openairdocs.org/sdr/BWVR201503200002.md): Clamp · disengaged · Mar 19, 2015 · N999RZ · Raythn HAWKER800 · APU Start/Ignition System
  > DURING ROUTINE MX, ONE OF OUR TECHNICIANS WAS TASKED TO TAKE A SOAP SAMPLE FROM THE ACFT APU. WHILE TAKING THE SAMPLE HE NOTICED THE APU STARTER GEN WAS LOOSE. AFTER FURTHER INVESTIGATION HE FOUND THE CLAMP THAT SECURES THE STARTER GEN TO THE APU WAS SAFETIE
- [SDR CA140626007](https://openairdocs.org/sdr/CA140626007.md): Switch · failed · Jun 25, 2014 · Lear 45LEAR · Windshield/Door Rain/Ice Removal
  > (CAN) UPON DESCENT THROUGH FL230 CREW NOTICED THE LEFT WINDSHIELD STARTING TO FOG OVER. EVENTUALLY FROSTING OVER. SWITCH WAS INDICATING ON. CREW CYCLED SWITCH AND CHECKED CIRCUIT BREAKERS AND NO CHANGE. THERE WAS NO CAS MESSAGE OF A FAILED SYSTEM. LANDING WAS
- [SDR ESPA2014F00126](https://openairdocs.org/sdr/ESPA2014F00126.md): Fire Warning · illuminated · Jun 5, 2014 · N80PG · Lear 35LEAR · Fire Detection
  > ABOUT AN HOUR INTO FLIGHT, THE CREW RECEIVED A RT ENGINE FIRE LIGHT. PERFORMED ALL PROCEDURES, CHECKLIST AND DIVERTED. DISCHARGED THE RT ENGINE FIRE BOTTLE.
- [SDR SUZA20140429001](https://openairdocs.org/sdr/SUZA20140429001.md): Unknown · malfunctioned · Apr 29, 2014 · N35NK · Lear 35A · Cabin Pressure Control System
  > DEPARTED KBCT AT 2125UTC OPERATING AS MEDEVAC 35NK ENROUTE TO CYYZ. CABIN ALT WAS OBSERVED TO BE CLIMBING THROUGH 6000 FT. CKLST WAS STARTED & CABIN CONTINUED CLIMB. CABIN ALT ANNUNCIATOR LIGHT WAS OBSERVED AT 8500. ACFT CLIMB LEVELED AT FL300, DESCENT REQ
- [SDR J7SA2014020401](https://openairdocs.org/sdr/J7SA2014020401.md): Cowling · departed · Feb 23, 2014 · N435FX · Lear 45LEAR · Engine Cowling System
  > RT ENG TOP & BOTTOM COWLINGS DEPARTED ACFT IN FLIGHT. LANDING & TAXI WERE UNEVENTFUL. FSR & ENGINEERING ARE INVOLVED IN THE INVESTIGATION. THE FLIGHT WAS ON A PART RELEASE NR 91JS2204.
- [SDR CA140226002](https://openairdocs.org/sdr/CA140226002.md): Tube · cracked · Feb 17, 2014 · Lear 45LEAR · Airfoil Anti/De-ice System
  > (CAN) ANTI-ICE TUBE ASSEMBLY PN 6630100007-007. INSPECTED AND FOUND CRACKED, FOLLOWING CAUTION MESSAGE REPORTED BY FLIGHT CREW.
- [SDR DXTA2013110405558](https://openairdocs.org/sdr/DXTA2013110405558.md): Engine · failed · Nov 1, 2013 · N890QS · Raythn HAWKER900XP · Engine (Turbine/Turboprop)
  > CLIMBING THROUGH FL 390, A BANG WAS HEARD ACCOMPANIED BY A SLIGHT VIBRATION AND ITT RISE INTO 900C RANGE. NR 1 ENGINE GUAGES INDICATED A FAILURE. SHUTDOWN ENGINE. POST FLIGHT FOUND N1 WOULD NOT ROTATE. REPLACED ENGINE IAW AMM 71-00-01 AND LMM 72-03-06. OPS
- [SDR 2013FA0000482](https://openairdocs.org/sdr/2013FA0000482.md): Fuel Control · inoperative · Aug 20, 2013 · N30PC · Lear 45LEAR · Fuel Control/Reciprocating Engines
  > CREW REPORTED LT ENGINE THROTTLE STUCK AND UNABLE TO RETARD. AFTER MOVING THROTTLE THEY WERE ABLE TO BRING THROTTLE TO IDLE FOR LANDING. REMOVED FUEL CONTROL AND FOUND 2 EA SCREW HEADS BROKEN OFF AND FLOATING AROUND MECHANICAL LINKAGE. NEW FUEL CONTROL IS O
- [SDR ESPA2013062700370](https://openairdocs.org/sdr/ESPA2013062700370.md): Circuit Breaker · tripped · Jun 26, 2013 · N549PA · Lear 35A · Cabin Pressure Control System
  > AFTER TAKEOFF, CREW DISCOVERED ACFT WOULD NOT PRESSURIZE AND AIR CONDITIONING SYS WOULD ONLY PRODUCE HEAT. RETURNED TO DEPARTURE. LANDED WITHOUT INCIDENT. UPON ARRIVAL, DISCOVERED CIRCUIT BREAKER FOR RT MODULATION VALVE WAS TRIPPED. RESET TRIPPED BREAKER
- [SDR T6FA2013061212001](https://openairdocs.org/sdr/T6FA2013061212001.md): Pump · failed · Jun 12, 2013 · N725BH · Lear 45LEAR · Turbine Engine Oil System
  > INFLIGHT ENGINE SHUTDOWN AT 41K FEET. PILOT NOTICED LEFT ENGINE OIL PRESSURE DROPPED INTO YELLOW AND RED. COMPLIED WITH MANUAL REQUIREMENTS AND SHUTDOWN ENGINE AND LANDED. REPLACED THE LT ENGINE OIL PUMP AND ACFT APPROVED FOR RETURNED TO SERVICE.
- [SDR 9JLA201310201303](https://openairdocs.org/sdr/9JLA201310201303.md): Fcu · leaking · Jun 8, 2013 · N556CG · Lear 45LEAR · Fuel Control/Turbine Engines
  > THE FLIGHT CREW REPORTED, AFTER SHUTDOWN, THAT FUEL WAS LEAKING FROM THE P3 LIMITER DRAIN LINE. MX TROUBLESHOT AND FOUND THE FUEL CONTROL UNIT WAS DEFECTIVE AND REQUIRED REPLACEMENT, PN 3070800-37, SN 17360.
- [SDR YVRA2013F00075](https://openairdocs.org/sdr/YVRA2013F00075.md): Strut · discharged · Mar 5, 2013 · N418MN · Lear 45LEAR · Nose/Tail Landing Gear Strut/Axle
  > CREW RETRACTED LANDING GEAR AND NOTED GEAR IN TRANSIT INDICATIONS ON ALL THREE OF THE GEAR. CYCLED LANDING GEAR AGAIN WITH NO CHANGE IN INDICATIONS. ALSO NOTED A SLIGHT VIBRATION FROM NOSE OF ACFT. DIVERTED. LANDING GEAR IN THE EXTENDED POSITION ALL INDICA
- [SDR 9JLA2013011803545](https://openairdocs.org/sdr/9JLA2013011803545.md): Indicator · defective · Dec 13, 2012 · N553BW · Raythn HAWKER800 · Turbine Engine Oil System
  > DURING THE POST FLIGHT INSPECTION, THE NR 1 ENGINE OIL FILTER BYPASS INDICATOR WAS NOTED IN THE BYPASS POSITION. A SOAP WAS TAKEN AND RESULTS WERE NORMAL. THE BYPASS INDICATOR, PN 3070246-4 ON THE ENGINE WAS SUSPECT TO BE DEFECTIVE AND WAS REPLACED IAW SB TF
- [SDR 9JLA201212045728](https://openairdocs.org/sdr/9JLA201212045728.md): Indicator · stuck · Dec 4, 2012 · N126KL · Lear 55LEAR · Engine RPM Indicating System
  > PILOTS REPORTS THE LT ENGINE N1 INDICATOR STICKS BETWEEN 75 PERCENT AND 80 PERCENT. THIS INDICATOR FAILED 3.4 HRS AFTER INSTALLATION. FAA FORM 8130-3 INDICATED THAT UNIT STATUS WAS TESTED ON SEP 26, 2012.
- [SDR KKYA20121031001](https://openairdocs.org/sdr/KKYA20121031001.md): Filter · unknown · Oct 21, 2012 · N852A · Braero BAE125800A · Engine Fuel Distribution
  > AFTER DEPARTURE NR 1 ENGINE FUEL LIGHT CAME ON. REDUCED NR 1 THROTTLE TO IDLE - LIGHT REMAINED ON. REPLACED THE ENGINE FUEL FILTER WITH NEW PER HONEYWELL TFE731-5R LMM CH 73-21-02. PERFORMED SATISFACTORY GOUND OPERATIONAL CHECKS WITH NO DEFECTS NOTED.
- [SDR CA121004007](https://openairdocs.org/sdr/CA121004007.md): Wire · chafed · Oct 3, 2012 · Lear 45LEAR · APU System Wiring
  > (CAN) ON DEPARTURE CLIMBOUT PASSING THROUGH 25,000 FT APU FIRE CAS ILLUMINATED INTERMITTENTLY THEN STEADY. CREW COMPLETED THE CHECKLIST PROCEDURE AND FIRE LIGHT EXTINGUISHED AFTER 20 SECONDS. CREW DECLARED AN EMERGENCY AND RETURNED TO LAND WITH FIRE SERVICES
- [SDR CERA2012F00000](https://openairdocs.org/sdr/CERA2012F00000.md): Wheel · damaged · Sep 24, 2012 · N817AM · Lear 55LEAR · Wheel/Ski/Float
  > KEYWAY ON NR 1 MAIN WHEEL ASSY BROKE AND SCORED LT MLG SHOCK STRUT ASSY. DAMAGE EXCEEDS LIMITS FROM ACFT MFG ENGINEERING
- [SDR BTA2013F00000](https://openairdocs.org/sdr/BTA2013F00000.md): Cooling Fan · leaking · Sep 18, 2012 · N86VP · Cessna 650 · Hydraulic System, Main
  > HYDRAULIC COOLING FAN LEAKING HYDRAULIC FLUID. HYDRAULIC SYS DEPLETED IN FLIGHT. DECLARED EMERGENCY AND RETURNED TO DEPARTURE.
- [SDR 2012FA0000660](https://openairdocs.org/sdr/2012FA0000660.md): Actuator · failed · Sep 17, 2012 · N650FP · Cessna 650 · Stabilizer Control System
  > DURING PREFLIGHT, PRIMARY AND SECONDARY TRIM TESTS WERE DONE AND BOTH TESTS SUCCESSFUL. FLIGHT NORMAL UNTIL TOP OF DESCENT. DURING DESCENT PASSING FLIGHT LEVEL 370, PRIMARY TRIM FAILED LIGHT CAME ON WITH AUTOPILOT ENGAGE. WHEN AUTOPILOT DISCONNECTED, ACFT
- [SDR O2GA2012F00184](https://openairdocs.org/sdr/O2GA2012F00184.md): Engine · bird ingestion · Sep 8, 2012 · N22GM · Lear 45LEAR · Engine (Turbine/Turboprop)
  > BIRD INGESTION ON NR 2 ENGINE ON INITIAL CLIMB. EMERGENCY PROCEDURES FOLLOWED, NR 2 ENGINE SHUTDOWN AND RETURNED TO DEPARTURE.
- [SDR CIEA201209050003](https://openairdocs.org/sdr/CIEA201209050003.md): Insulation · melted · Sep 1, 2012 · N312LG · Lear 35A · Airfoil Anti/De-ice System
  > SMOKE IN CABIN COMING FROM LT BENCH DUCT REAR SEAT. DURING CRUISE FLIGHT AND EVENTUALLY SUBSIDED BEFORE RETURNING TO DEPARTURE AIRPORT. MX INVESTIGATED AND FOUND HOOK AND LOOP ATTACHING THE INSULATION THAT WRAPS AROUND THE WING ANTI-ICE LINE MELTED AGAINST THE
- [SDR 2012FA0000572](https://openairdocs.org/sdr/2012FA0000572.md): Engine · shutdown · Aug 17, 2012 · N61SJ · Lear 55LEAR · Engine (Turbine/Turboprop)
  > CLIMBING TO 38000 FT AT CRUISE, PILOT HEARD LOUD NOISE, THINKING IT WAS EMERGENCY PRESSURIZATION VALVE, AIRPLANE THEN YAWED. PILOT NOTICED POWER DECREASE ON LT ENGINE. NO WARNING LIGHTS, EMERGENCY INDICATIONS. PILOT BROUGHT ENGINE TO IDLE. OIL PRESSURE, OIL
- [SDR 9JLA2012071904180](https://openairdocs.org/sdr/9JLA2012071904180.md): Igniter Box · failed · Jun 23, 2012 · N307RM · Raythn HAWKER800XP · APU Start/Ignition System
  > CREW REPORTED THAT THE APU WOULD NOT START, TROUBLESHOOTING IDENTIFED THE APU IGNITER BOX DEFECTIVE. A NEW UNIT WAS INSTALLED FUNCTIONAL CHECKED SATISFACTORY.

Next page: https://openairdocs.org/engine/garrett-tfe731-series/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 = 'TFE731'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/garrett-tfe731-series/reports

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