# Service difficulty reports: Alliedsign TFE731-60

A list on [Alliedsign TFE731-60](https://openairdocs.org/engine/alliedsign-tfe731-60.md).

Newest first. General aviation reporting is voluntary.

- [SDR G13A202307254001](https://openairdocs.org/sdr/G13A202307254001.md): Fuel Line · failed · Jul 24, 2023 · N420PD · Amd FALCON900EX · Engine Fuel Distribution
  > METAL FUEL LINE ON #2 ENGINE FAILED LINE P/N 3061249-2 CAUSING LOSS OF FUEL QUANTITY. ENROUTE TO EUROPE. CREW DIVERTED TO CYQX
- [SDR 2020FA0000311](https://openairdocs.org/sdr/2020FA0000311.md): Blade · broken · May 31, 2020 · Amd FALCON900EX · Turbine Engine Compressor Section
  > AFTER TAKEOFF, ENGINE 3 INDICATED AN ITT OF 1022. POWER WAS REDUCED ON #3 TO NORMAL OP TEMPS. IN THE CLIMB, IF AUTOTHROTTLES WERE USED, #3 ITT WOULD APPROACH TEMP LIMITS WHEN THE AUTO THROTTLES ACHIEVED MCT. AUTO THROTTLES WERE NOT USED AFTER THAT EXCEPT IN CR
- [SDR JGVR20181121001](https://openairdocs.org/sdr/JGVR20181121001.md): Shutoff Valve · mismanufactured · Nov 21, 2018 · N58CG · Amd FALCON900EX · Fuel Controlling System
  > CREW EXPERIENCED #2 ENGINE POWER LEVER STUCK AT 95% IN-FLIGHT. ATTEMPT TO SHUT-DOWN THE #2 ENGINE FAILED AND THE ENGINE CONTINUED TO RUN AT 95% POWER. DURING DESCENT THE CREW WAS ABLE TO RETARD THE #2 POWER LEVER AND LAND NORMALLY. TROUBLESHOOTING OF THE FIREW
- [SDR DBCA2018101800006](https://openairdocs.org/sdr/DBCA2018101800006.md): Fcu · failed · Oct 14, 2018 · N793CG · Amd FALCON900EX · Fuel Control/Turbine Engines
  > 1) DURING CLIMB PILOT NOTED NR 1 DEEC CAS MESSAGE. 2) PILOT RETURNED TO HOMEBASE. 3) MAINTENANCE INSPECTED AND REPLACED NR 1 FUEL CONTROL 4) AIRCRAFT RETURNED TO SERVICE.
- [SDR 9PVA2015041700001](https://openairdocs.org/sdr/9PVA2015041700001.md): Cable · melted · Apr 13, 2015 · N111SW · Amd FALCON900EX · Power Lever
  > NUMBER 3 THROTTLE WAS STUCK IN THE IDLE POSITION. FURTHER INVESTIGATION FOUND FOUR MOUNTING SCREWS FOR BLEED AIR ANTI-ICE SWIVEL WERE LOOSE. THERE WAS THERMAL DAMAGE TO UPPER COWL DOOR, BURNT & DELAMINATION. TELEFLEX CABLE MELTED INTERNALLY, ENGINE AFTER BO
- [SDR ZN3R2015FA0000086](https://openairdocs.org/sdr/ZN3R2015FA0000086.md): Bearing · separated · Feb 25, 2015 · Turbine Engine Compressor Section
  > REPAIR AND O/H FOR A METAL CONTAMINATION INSPECTION. DISASSEMBLY FINDINGS REVEALED THE SOURCE OF THE METAL CONTAMINATION WAS THE NR 4 ROLLER BEARING. THE BEARING EXHIBITED HEAVY SPALLING WITH DISCOLORATION IN THE FORM OF HEAT DAMAGE WITH ROLLER BEARING CAGE
- [SDR O2GA2014FA0000424](https://openairdocs.org/sdr/O2GA2014FA0000424.md): Water Heater · leaking · Jul 6, 2014 · N111SW · Amd FALCON900EX · Potable Water System
  > AT 40,000 FT CRUISE ALTITUDE, DURING FLIGHT NR 2 THROTTLE WENT TO FULL THROTTLE AND THROTTLE LEVER WOULD NOT MOVE. DESCENDED THRU 23,000 FT AND THROTTLE LOOSENED UP. DECISION WAS TO CONTINUE FLIGHT AND WAS UNEVENTFUL LANDING. INVESTIGATION FOUND THE LAV SINK
- [SDR 9JLA2014043004738](https://openairdocs.org/sdr/9JLA2014043004738.md): Warning System · false activation · Apr 12, 2014 · N928WK · Amd FALCON50MYST · Engine Oil Indicating System
  > THE CREW REPORTED THAT DURING TAXI OUT FOR FLIGHT THAT A NR 3 EIED FAULT WAS NOTED. THE NR 3 ENG OIL FILTER WAS REMOVED & INSPECTED, NO DEFECTS WERE NOTED. PERFORMED AN ENG OIL SAMPLE IAW TFE731 LMM. PERFORMED GND & LEAK CHECKS, LEAK CHECKED OK & OIL SAMPLE
- [SDR 2012FA0000692](https://openairdocs.org/sdr/2012FA0000692.md): Control Cable · worn · Oct 8, 2012 · N111SW · Amd FALCON900EX · Power Lever
  > NR 2 ENGINE POWER LEVER FROZE DURING CRUISE AT 43,000 FT. ISA -10. CONTROL CABLE WORN.
- [SDR 9JLA201210162242](https://openairdocs.org/sdr/9JLA201210162242.md): Exciter · defective · Aug 3, 2012 · N928WK · Amd FALCON50MYST · Exciter
  > CREW REPORTED THE NR 3 ENGINE HAD ROTATION DURING START BUT WOULD NOT IGNITE. TROUBLESHOOTING IDENTIFIED THE IGNITER EXCITER AS DEFECTIVE. INSTALLED AN O/H EXCITER, FUNCTIONAL CHECKS SATISFACTORY.
- [SDR 9JLA201207172237](https://openairdocs.org/sdr/9JLA201207172237.md): Pitot Head · obstructed · May 21, 2012 · N928WK · Amd FALCON50MYST · Pitot/Static System
  > THE CREW REPORTED THAT ON TAKEOFF ROLL, THE COPILOTS AIRSPEED NEVER CAME ALIVE (INDICATED). GAINED ACCESS TO THE NR 2 PITOT AND FOUND DIRT AND DEBRIS CONSISTANT WITH THE MUD DOBBER WASP NEST. TUBE WAS CLEANED AND SYS CHECKS WERE SATISFACTORY. THE CREW WAS AD
- [SDR CA111227004](https://openairdocs.org/sdr/CA111227004.md): Tube · worn · Dec 21, 2011 · Amd FALCON900EX · Turbine Engine Oil System
  > (CAN) ENGINE HAD OIL SEEPAGE FROM THE LT SIDE OF THE ACCESSORY GEAR BOX WHERE THE OIL COOLER TUBE INSERTS INTO THE ACCESSORY GEAR BOX CAVITY. ITEM WAS ACCESSED AND INVESTIGATED DURING THE MAJOR PERIODIC INSPECTION. THE REMOVAL OF THE OIL COOLER TUBE REVELAE
- [SDR 2011FA0000572](https://openairdocs.org/sdr/2011FA0000572.md): Throttle Cable · binding · Aug 28, 2011 · N146EX · Amd FALCON900EX · Power Lever
  > AT TOP OF DESCENT, NR 2 THROTTLE STUCK AT FULL FWD POSITION, AUTOTHROTTLES DISCONNECTED, MANAGED TO GET THROTTLE BACK TO IDLE HOWEVER IT WAS STUCK THERE AND WOULD NOT ADVANCE. APPEARED TO FREE UP AT AROUND 14000 FT. FLEW 2 ENG APPROCH. NR 2 TELEFLEX CABLE
- [SDR CA110719009](https://openairdocs.org/sdr/CA110719009.md): Seal · damaged · Jul 15, 2011 · Amd FALCON900EX · Wheel/Ski/Float
  > DURING COMPANY ROUTINE SERVICING/GREASING OF NOSE WHEEL ASSEMBLIES, THE INBD AND OTBD GREASE SEALS WERE FOUND DAMAGED. THE GREASE SEAL HAD FLAT SPOTTED AND WAS NICKED IN A COUPLE OF PLACES. THE BEARINGS THAT ARE LOCATED IN THIS AREA WERE FOUND DAMAGED. THE
- [SDR CA110704011](https://openairdocs.org/sdr/CA110704011.md): Pitot Head · obstructed · Jun 28, 2011 · Amd FALCON900EX · Pitot/Static System
  > ON TAKE-OFF/ROLL, NO INCREASING IAS ON LT MFD. ALL FOLLOWING CAS MESSAGES DISPLAYED " AP1&2 FAIL, MACH TRIM FAIL, PITCH FEEL FAIL, AT1 AUTO SLATS FAIL". TAKEOFF ABORTED AT 80 KNOTS. LT PITOT PROBE FOUND PLUGGED WITH BUG/SPIDERS OR NEST MATERIAL ON VISUAL INS
- [SDR CWQA03032011](https://openairdocs.org/sdr/CWQA03032011.md): Engine · failed · Mar 4, 2011 · N602CV · Amd FALCON900EX · Engine (Turbine/Turboprop)
  > NR 1 ENGINE FAILURE ON CLIMBOUT, CREW FELT THE ENGINE POP AND VIBRATE CLIMBING THROUGH 10,000FT WITH OIL PRESSURE LIGHT MASTER CAUTION AND ENGINE ITT SPIKE THROUGH LIMITS AS THE ENGINE SHUTDOWN, CHECK LIST FOLLOWED AND UNSCHEDULED LANDING PERFORMED WITHOUT FUR
- [SDR DJFA2011002](https://openairdocs.org/sdr/DJFA2011002.md): Throttle Cable · twisted · Jan 12, 2011 · N842FL · Raythn HAWKER800XP · Power Lever
  > CREW REPORTED MUST JIGGLE OR PUSH HARD ON NR1 HP COCK TO GET NR1 ENGINE TO SHUT OFF. DURING TROUBLESHOOTING, MX FOUND THE NR1 THROTTLE CABLE TWISTED ON PULLEY IN REAR BAY. THE THROTTLE CABLE WAS REPLACED.
- [SDR CA100609006](https://openairdocs.org/sdr/CA100609006.md): Transducer · inoperative · Jun 7, 2010 · Amd FALCON900EX · Engine Oil Indicating System
  > CREW NOTICED ABNORMALLY HIGH OIL PRESSURE JUST PRIOR TO LANDING. OIL PRESSURE WENT UP TO 101 PSI AND RANGED BETWEEN 85 AND 101 PSI. ENGINE WAS SHUTDOWN AS A PRECAUTION. OIL PRESSURE TRANSDUCER WAS REPLACED AND 2 LEGS HAVE BEEN COMPLETED WITH NO FURTHER OCCO
- [SDR CA100518002](https://openairdocs.org/sdr/CA100518002.md): Bolt · cracked · May 13, 2010 · Amd FALCON900EX · Passenger/Crew Doors
  > THE MAIN CABIN DOOR PRESSURIZATION LOAD IS CARRIED BY 10 SQUALLS (BOLT STOPS). FOUND THE 1 NUT AND STUD PORTION MISSING ON POST FLIGHT. THE CONTACT HEAD WAS STILL IN PLACE SO PRESSURIZATION LOAD WAS DISTRIBUTED NORMAL. BOLT WAS REPLACED, WITH FAILED UNIT SEN
- [SDR 2010FA0000299](https://openairdocs.org/sdr/2010FA0000299.md): Muffler · cracked · Apr 8, 2010 · N882CA · Lear 45LEAR · Air Distribution System
  > COCKPIT ECS MUFFLER ASSY DEVELOPED CRACKS ON EACH END OF THE MUFFLER IN THE WELDED SEAMS AND ALONG THE SIDE OF THE MUFFLER IN THE BEND RADIUS. THE MUFFLER IS FABRICATED FROM ALUMINUM WITH DUCTS WELDED TO EACH END AND IS WRAPPED WITH INSULATION AND FIBERGLASS T
- [SDR 2010FA0000246](https://openairdocs.org/sdr/2010FA0000246.md): Controller · failed · Feb 23, 2010 · N127SF · Amd FALCON900EX · Cabin Temperature Control System
  > ON TAKEOFF ROLL THE CREW NOTED A STRONG ELECTRICAL BURNING ODOR IN THE COCKPIT. THE TAKEOFF WAS ABORTED. THE ACFT WAS SHUTDOWN, ELECTRICAL POWER WAS TURNED OFF AND THE BATTERIES WERE DISCONNECTED. THE ACFT WAS THEN TOWED BACK TO THE HANGAR. THE SOURCE OF T
- [SDR CA090504001](https://openairdocs.org/sdr/CA090504001.md): Pump · unserviceable · Apr 29, 2009 · Amd FALCON900EX · Turbine Engine Oil System
  > (CAN) POST FLIGHT ON RAMP CREW NOTICED LARGE AMOUNT OF OIL ON INSIDE FACE OF NR 1 ENGINE LOWER COWL. TROUBLESHOOTING DETERMINED ENGINE OIL LEAK FROM OIL LUBE PUMP, SERVICEABLE PUMP INSTALLED, ACFT RETURNED IN SERVICE.
- [SDR 2009FA0000274](https://openairdocs.org/sdr/2009FA0000274.md): Switch · ruptured · Mar 27, 2009 · N404F · Amd FALCON900EX · Hydraulic System, Main
  > FAILURE OF HYDRAULIC PRESSURE SWITCH (R2DW) RESULTED IN THE LOSS OF ALL HYDRAULIC FLUID IN NR 1 HYDRAULIC SYSTEM.
- [SDR 2008FA0000621](https://openairdocs.org/sdr/2008FA0000621.md): Compressor Wheel · separated · Aug 26, 2008 · N58CG · Amd FALCON900EX · Turbine Engine Compressor Section
  > THE CREW REPORTED VIBRATION AND ITT RISE. POWER WAS PULLED BACK TO IDLE AND THE AC LANDED WITHOUT INCIDENCE. DISASSEMBLY FINDINGS REVEALED THE LPC2 ROTOR ASSY (PN 307241613). DISC PN 30603731, SN 990316003093, EXHIBITED MATERIAL LOSS IN THE FORM OF A DISC POS
- [SDR 2007FA0000569](https://openairdocs.org/sdr/2007FA0000569.md): Transmitter · reads low · May 17, 2007 · N127SF · Amd FALCON900EX · Engine Indicating System
  > THE AIRCRAFT WAS CLIMBING AND THE NR 3 ENGINE OIL PRESSURE INDICATION STARTED TO DROP. AT 46 PSI IT WENT RED AND THE PILOT SHUTDOWN THE ENGINE AND LANDED THE AIRCRAFT. THE OIL LEVEL WAS IN LIMITS AND NO EXTERNAL LEAKS WERE FOUND. A DIRECT READING PRESSURE
- [SDR 2007FA0000756](https://openairdocs.org/sdr/2007FA0000756.md): Life Raft · partial inflate · Nov 12, 2006 · N191MC · Amd FALCON · Escape Slide
  > THE LIFE RAFT VACUUM BAG INFLATED DUE TO CYLINDER LEAKAGE BETWEEN THE CYLINDER HEAD AND LIFE RAFT CYLINDER. THE AC WAS CRUISING AT 40,000 FT WHEN THE PILOT HEAR A LOUD POP. UPON INVESTIGATION, THE PILOT HAD DISCOVERED THE LIFE RAFT HAD AN UNCOMMANDED INFLATI
- [SDR 2006FA0000731](https://openairdocs.org/sdr/2006FA0000731.md): Igniter · broken · Jul 2, 2006 · N882CA · Lear 45LEAR · APU Start/Ignition System
  > PART OF IGNITER PLUG THAT SURROUNDS ELECTRODE SEPARATES AND SHORTS AGAINST THE ELECTRODE CAUSING THE APU NOT TO START. PART COULD POSSIBLY ENTER THE COMBUSTION AREA OF THE APU. (NOTE: APU HAS ONE IGNITER, WE HAVE HAD 2 RECENT FAILURES). (K)
- [SDR 2006FA0000656](https://openairdocs.org/sdr/2006FA0000656.md): Engine · damaged · Jun 20, 2006 · N977LP · Amd FALCON900EX · Engine (Turbine/Turboprop)
  > AT FL350, AIRCRAFT EXPERIENCED A LOUD BANG AND FAILURE OF NR 1 ENGINE (ITT WENT TO RED AND N1 APPROXIMATELY 20 PERCENT). ENGINE WAS SHUTDOWN. DURING DESCENT EXPERIENCED VIBRATION IN AIR FRAME AND CONTROL COLUMN. POST FLIGHT INSPECTION REVEALED EXTENSIVE DAM
- [SDR JGV2004F00006](https://openairdocs.org/sdr/JGV2004F00006.md): Valve · cracked · Jul 14, 2004 · N128M · Amd FALCON50MYST · Fuel Boost Pump
  > FUEL SUMP VERTICAL UPRIGHT FOR VALVE HOUSING. CRACKED THRU LOWER SOLDER WELD. FOUND AFTER SCREEN REMOVAL. CAUSE WELDING TEMP OR MATERIAL. DO NOT WELD ON SUMPS AND INCREASE MATERIAL THICKNESS.
- [SDR JGV2004F00004](https://openairdocs.org/sdr/JGV2004F00004.md): Valve · cracked · Jul 9, 2004 · N128M · Amd FALCON50MYST · Fuel Dump System
  > FUEL DRAIN SUMP UPRIGHT BAR IS CRACKED THRU LOWER SPOT WELD. FOUND DEFECT AFTER REMOVING SUMP DEBRI SCREEN. HIGH TEMPERATURE AT WELDING TIME. RECOMMEND NO SCREENS.
- [SDR JGV2004F00005](https://openairdocs.org/sdr/JGV2004F00005.md): Valve · cracked · Jul 9, 2004 · N128M · Amd FALCON50MYST · Aircraft Fuel Distribution System
  > FUEL DRAIN SUMP UPRIGHT BAR IS CRACKED THRU LOWER SPOT WELD. FOUND DEFECT AFTER REMOVING SUMP DEBRI SCREEN. HIGH TEMPERATURE AT WELDING TIME. RECOMMEND NO SCREENS.
- [SDR G1F2004F00001](https://openairdocs.org/sdr/G1F2004F00001.md): Tailpipe · corroded · Feb 9, 2004 · N312P · Amd FALCON900EX · Engine Collector/Tailpipe/Nozzle
  > IT HAS BEEN DISCOVERED WHILE DOING TAILPIPE INSPECTIONS ON AC. THE PAINT HAS BEEN BUBBLING AND THE STRUCTURE UNDERNEATH HAS BEEN CORRODING. ON AC, ALL OF THE CORROSION FOUND IN ALL THREE TAILPIPES HAS BEEN WHERE THE AFT ATTACH POINT MEETS THE TAILPIPE. THE
- [SDR G1F2004F00002](https://openairdocs.org/sdr/G1F2004F00002.md): Tailpipe · corroded · Feb 9, 2004 · N312P · Amd FALCON900EX · Engine Collector/Tailpipe/Nozzle
  > IT HAS BEEN DISCOVERED WHILE DOING TAILPIPE INSPECTIONS ON AC, PAINT HAS BEEN BUBBLING AND STRUCTURE UNDERNEATH HAS BEEN CORRODING. ON THIS SPECIFIC AC, ALL OF CORROSION FOUND IN ALL THREE TAILPIPES HAS BEEN WHERE THE AFT ATTACH POINT MEETS THE TAILPIPE. ARE
- [SDR UO22003F00005](https://openairdocs.org/sdr/UO22003F00005.md): Duct · cracked · Oct 13, 2003 · N377SC · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 1 ENGINE AFT DUCT CRACKED AROUND RIB DUCTS.
- [SDR UO22003F00006](https://openairdocs.org/sdr/UO22003F00006.md): Duct · cracked · Oct 13, 2003 · N377SC · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 3 ENGINE AFT DUCT CRACKED AROUND RIB DUCTS.(K)
- [SDR UO22003F00007](https://openairdocs.org/sdr/UO22003F00007.md): Duct · cracked · Oct 13, 2003 · N377SC · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 2 ENGINE AFT DUCT CRACKED AROUND RIB DUCTS.
- [SDR UO22003F00008](https://openairdocs.org/sdr/UO22003F00008.md): Duct · cracked · Oct 3, 2003 · N2425 · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 3 ENGINE AFT BY-PASS DUCT CRACKED AROUND 3 AND 9 O`CLOCK RIB DUCTS. REFERENCE TWO (2) ADDITIONAN MDR DATED 10/03/03 ON FALCON 900EX, SN032. (K)
- [SDR UO22003F00009](https://openairdocs.org/sdr/UO22003F00009.md): Duct · cracked · Oct 3, 2003 · N2425 · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 2 ENGINE AFT BY-PASS DUCT CRACKED AROUND 3 AND 9 OCLOCK RIB DUCTS. REFERENCE TWO (2) ADDITIONAL MDR DATED 10/03/03 ON FALCON 900EX, SN032. (K)
- [SDR UO22003F00010](https://openairdocs.org/sdr/UO22003F00010.md): Duct · cracked · Oct 3, 2003 · N2425 · Amd FALCON900EX · Turbine Engine Bypass Section
  > NR 1 ENGINE AFT BY-PASS DUCT CRACK AROUND 9 O’CLOCK RIB DUCT, ALLOWED MOMENTARY DISENGAGEMENT OF OIL TRANSFER TUBE AND ORING FAILURE. OIL LEAK CAUSED LOSS OF OIL PRESSURE AT TAKEOFF. PILOT SHUT DOWN ENGINE AND LANDED AT NEAREST AIRPORT. AT REPLACEMENT OF
- [SDR 811AV032403](https://openairdocs.org/sdr/811AV032403.md): Control Panel · smoke · Mar 24, 2003 · N811AV · Amd FALCON900EX · Integrated Flight System
  > DURING CLIMB, CREW SMELLED A BURNING ODOR AND SMOKE IN THE VICINITY OF FLIGHT GUIDANCE CONTROL PANEL. CREW TURNED OFF BACK LIGHTING TO PANEL, SMOKE AND ODOR DISIPATED. FLIGHT CONTINUED TO DESTINATION UNEVENTFUL. MAINTENANCE REMOVED AND REPLACED FLIGHT GUIDA
- [SDR JGV2002F00014](https://openairdocs.org/sdr/JGV2002F00014.md): Rudder · out of rig · Oct 28, 2002 · N882CA · Lear 45LEAR · Rudder Control System
  > UPON REINSTALLATION OF RUDDER AFTER INSTALLATION OF SB, FOUND THAT THE RUDDER TRAVEL WAS APPROXIMATELY 25 DEGREES IN LIEU OF 30+/-DEGREES IAW MM. WHEN TRAVEL WAS CORRECTED, DISCOVERED THAT THE BOTTOM SKIN OF RUDDER WAS CONTACTING THE SKIN PRIOR TO ACHIEVING F
- [SDR RO](https://openairdocs.org/sdr/RO.md): Carbon Seal · broken · Aug 20, 2001 · Amd FALCON900EX · Turbine Engine Compressor Section
  > THE NR 4 CARBON SEAL CERAMIC RING WAS FOUND TO BE BROKEN DURING THE ENGINE TEARDOWN. THE CARBON RING SEAL WAS ALSO FOUND BROKEN. THERE WAS MUCH COLLATERIAL DAMAGE. THE OPERATOR REPORTED OIL LOSS DURING FLIGHT WITH SUBSEQUENT OIL CONTAMINATION UPON POST FLIGHT
- [SDR 20001218SH016](https://openairdocs.org/sdr/20001218SH016.md): Pump · leaking · Nov 15, 2000 · N331MC · Amd FALCON900EX · Turbine Engine Oil System
  > WHILE FLYING AND INITIATING CLIMB FROM 410 TO 430, OIL PRESSURE STARTED FLUCTUATING. OIL PRESSURE CONTINUED TO FALL. ENGINE SHUT DOWN AS PRECAUTIONARY MEASURE. OIL PUMP LEAKING OIL THROUGH POROUS CASTING. (X)

## 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 = 'TFE73160'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/alliedsign-tfe731-60/reports

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.