# Service difficulty reports: Garrett TFE731-2-2B

A list on [Garrett TFE731-2-2B](https://openairdocs.org/engine/garrett-tfe731-2-2b.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 5 · 248 reports

- [SDR KC8A20241211005](https://openairdocs.org/sdr/KC8A20241211005.md): Sensor · faulted · Dec 11, 2024 · N298CK · Lear 35A · Engine Temperature Indicating System
  > RIGHT ENGINE ROLLED BACK AND SHUT DOWN ON DESCENT. REPLACED RH ENGINE INLET PRESSURE AND TEMPERATURE SENSOR WITH A SERVICEABLE INSPECTED/TESTED SENSOR. COMPLIED WITH GROUND RUN AND ADJUSTMENT PROCEDURES. NO DEFECTS NOTED. ALL WORK WAS ACCOMPLISHED IN ACCORDANC
- [SDR KC8A2023032876](https://openairdocs.org/sdr/KC8A2023032876.md): Fire Loop · cracked · Mar 27, 2023 · N913CK · Lear 35LEAR · Fire Detection
  > AIRCRAFT FLYING DURING CRUISE, RIGHT ENGINE GAVE A MOMENTARY FIRE WARNING LIGHT. NO SECONDARY INDICATIONS NOTICED. AIRCRAFT DESCENDED TO DESTINATION AIRPORT KYIP WITH NO FURTHER ISSUES. AFTER INVESTIGATION, MAINTENANCE FOUND THE TAIL PIPE FIRE DETECT LOOP ELEM
- [SDR KC8A2023031475](https://openairdocs.org/sdr/KC8A2023031475.md): Element · unknown · Mar 13, 2023 · N913CK · Lear 35LEAR · Fire Detection
  > AIRCRAFT FLYING IN CRUISE AT FLIGHT LEVEL 370, RIGHT ENGINE GAVE A MOMENTARY FIRE WARNING LIGHT. NO OTHER SECONDARY INDICATIONS WERE NOTICED. AIRCRAFT DESCENDED TO DESTINATION KYIP WITH NO OTHER ISSUES. AFTER FURTHER INVESTIGATION, MAINTENANCE FOUND THE TAIL P
- [SDR 2022F00410](https://openairdocs.org/sdr/2022F00410.md): None · none · Oct 23, 2022 · N990LC · Lear 35A · Flight Compartment Lighting
  > ON ACTIVATION ON PILOT INSTRUMENT LIGHT RHEOSTAT, SMOKE WAS EVIDENT FROM BEHIND THE MAIN INSTRUMENT PANEL. RETURNED TO THE AIRPORT OF ORIGIN, LANDING UNEVENTFUL.
- [SDR KC8A202110071](https://openairdocs.org/sdr/KC8A202110071.md): None · none · Oct 5, 2021 · N913CK · Lear 35LEAR · Fuel Control/Turbine Engines
  > AIRCRAFT WAS DESCENDING WITH POWER REDUCED WHEN THE MASTER CAUTION FLASHED. CREW NOTICED THE RIGHT OIL PRESSURE AND ITT LOW, N1, AND N2 WELL BELOW IDLE SPEED AND DETERMINED THE ENGINE ROLLED BACK. THE CREW DECIDED TO SHUT THE ENGINE DOWN. THEY LANDED WITH NO I
- [SDR RMVA2020031000000](https://openairdocs.org/sdr/RMVA2020031000000.md): O-Ring · cut · Mar 10, 2020 · N335RC · Lear 35A · Engine Oil Storage (Airframe Furnished)
  > WHILE ENROUTE, THE LOW OIL PRESSURE LIGHT BEGAN TO FLICKER. IDENTIFIED VIA THE OIL PRESSURE GAUGE THAT THE NO. 2 ENGINE OIL PRESSURE WAS FLUCTUATING BETWEEN 30-40 PSI. REFERENCED THE ABNORMAL PROCEDURES CHECKLIST FOR FURTHER GUIDANCE ON ADDRESSING THE ANNUNCIA
- [SDR O2JA2020022800001](https://openairdocs.org/sdr/O2JA2020022800001.md): Compressor · stalled · Feb 28, 2020 · N995DP · Lear 35A · Engine (Turbine/Turboprop)
  > DURING TEST FLIGHT AT FL 380 + CLIMBING ENGINE FIRE INDICATION ILLUMINATED ON RIGHT SIDE. ENGINE FIRE MEMORY ITEMS + QRH WERE FOLLOWED BUT WAS UNSUCCESSFUL IN EXTINGUISHING FIRE LIGHT. COMPRESS STALL OCCURRED IN RIGHT ENGINE DURING BRINGING RIGHT ENGINE TO IDL
- [SDR CA190808006](https://openairdocs.org/sdr/CA190808006.md): Control Valve · failed · Aug 7, 2019 · Lear 35A · Engine Thrust Reverser
  > (CAN) PILOT REPORTED: IN CRUISE THE RH T/R UNLOCK LIGHT ILLUMINATED. AT TOP OF DECENT PUSHED THE T/R TEST AND NOTED YAW TO THE RIGHT THAT FELT LIKE RH T/R DEPLOYMENT. PULLED THE RH ENGINE TO IDLE STOPPING THE YAW. DESCENDED, SLOWED TO 200 KIAS AND RAN THE AB
- [SDR 2017FA0000450](https://openairdocs.org/sdr/2017FA0000450.md): Indicator · erratic · Aug 11, 2017 · N882SC · Lear 35A · Engine Oil Indicating System
  > AFTER TAKE OFF, THE CAPTAIN NOTICED THE LT ENGINE OIL PRESSURE INDICATOR FLUCTUATING. THE INDICATION WENT FROM APPROXIMATELY 45PSI DOWN TO 35PSI AND BACK TO 45PSI. THEN DROPPING LOWER, DOWN TO 25 AND 15PSI. THE LOW OIL PRESSURE LIGHT NEVER CAME ON. THE PRESSUR
- [SDR 2017F00025](https://openairdocs.org/sdr/2017F00025.md): Warning System · activated · Feb 9, 2017 · N444WB · Lear 35A · Fuel Indicating System
  > DURING CLIMB OUT CREW RECEIVED THE LT FUEL COMPUTER ANNUNCIATOR LIGHT. FOLLOWED BY A RED LOW OIL PRESSURE LIGHT. THE ENGINE WAS SHUT DOWN AND LANDED SAFELY.
- [SDR O2MA2016F00173](https://openairdocs.org/sdr/O2MA2016F00173.md): Controller · sheared · Aug 17, 2016 · N360AX · Lear 35A · Power Lever
  > AFTER START UP OF ENGINES, ACFT BEGAN TO TAXI AND THE PILOT REPORTED RT THROTTLE LEVER BECAME UNRESPONSIVE DURING TAXI. THEY RETURNED AND AFTER TROUBLESHOOTING IT WAS DETERMINED THE CONTROL ASSY, PN 7-43489-2, FOR THE RT ENGINE HAD SHEARED IN HALF, 6" FROM THE
- [SDR 2016F00161](https://openairdocs.org/sdr/2016F00161.md): Fire Loop · false indication · Jul 26, 2016 · N711EC · Lear 35A · Fire Detection
  > CREW EXPERIENCED A RIGHT ENGINE FIRE WARNING DURING CLIMB. PULLED POWER ON RIGHT ENGINE AND WARNING CEASED AFTER APPROXIMATELY 15 SECONDS. DIVERTED AND DECLARED AN EMERGENCY. INSPECTION FOUND NO EVIDENCE OF AN ENGINE FIRE AND THE HOT SECTION SENSING ELEMENT
- [SDR BHKA20160506003](https://openairdocs.org/sdr/BHKA20160506003.md): Fire Loop · worn · May 10, 2016 · N118FN · Lear 35A · Fire Detection
  > CLIMBING THROUGH 18000FT MSL, THE ACFT HAD RT NR 2 FIRE PULL & MSTR WARNING LIGHTS ILLUMINATED. THE PIC RETARDED THE RIGHT THRUST LEVER TO IDLE & THE FIRE PULL LIGHT EXTINGUISHED ALMOST IMMEDIATELY. THE CREW TERMINATED THE MISSION & RETURNED. DECLARED AN EM
- [SDR BHKA20160506002](https://openairdocs.org/sdr/BHKA20160506002.md): Sensing Element · defective · May 3, 2016 · N16FN · Lear 36A · Fire Detection
  > ON 3 MAY 2016 AT APPROX 2100 Z WITH 2 SOULS ONBOARD, 1 HR INTO FLIGHT WHILE OPERATING AT 24,000 FT MSL, THE NR 2 RT ENG FIRE & MSTR WARN LIGHTS ILLUMINATED. REDUCED THE RT THROTTLE TO IDLE & THE LIGHTS EXTINGUISHED WITHIN 3 SECS. DECLARED AN EMER & ATC PROVI
- [SDR CA151229016](https://openairdocs.org/sdr/CA151229016.md): Cable · broken · Dec 26, 2015 · Lear 35A · Engine Control System Wiring
  > (CAN) AIRCRAFT ENTERED RUNWAY FOR A NORMAL TAKEOFF, UPON APPLICATION OF TAKEOFF POWER THE CREW NOTED THAT THE LT THRUST REVERSER PIGGY BACK DROPPED DOWN SLIGHTLY, HEARD A SNAP AND INITIATED A REJECTED TAKEOFF. AS THE CREW ATTEMPTED TO RETURN THE POWER LEVERS
- [SDR AN3R2015101600001](https://openairdocs.org/sdr/AN3R2015101600001.md): Bearing · failed · Oct 16, 2015 · N111K · Lear 35A · Engine (Turbine/Turboprop)
  > ENGINE REMOVED FROM ACFT AND SENT FOR EVALUATION. THIS LAST MAJOR ENGINE MAINTENANCE THAT WAS ACCOMPLISHED WAS A MAJOR PERIODIC INSPECTION PERFORMED ON 1/6/2008. TOTAL ENGINE TIME AT THAT TIME WAS 6408.3 HOURS AND THE ENGINE HAS OPERATED A TOTAL OF 1222.4 HO
- [SDR CA151023004](https://openairdocs.org/sdr/CA151023004.md): Duct · leaking · Oct 14, 2015 · Lear 35A · Pneumatic Distribution System
  > (CAN) CREW REPORTS AT ALTITUDE THEY HAD PRESSURIZATION FLUCTUATIONS, TROUBLESHOOTING OF THE PRESSURIZATION SYSTEM IAW AMM 36-10-00 HAS SHOWN BLEED LEAKS IN THE REAR DISTRIBUTION SYS TO BE AT FAULT. ALL REAR BLEED AIR DISTRIBUTION PIPES RE-CLAMPED, TORQUED AND
- [SDR CA150914012](https://openairdocs.org/sdr/CA150914012.md): Connector · melted · Sep 11, 2015 · Lear 35A · Light System Wiring
  > (CAN) DURING ROUTINE MAINTENANCE IT WAS NOTED THAT THE RT LANDING LIGHT WAS NOT WORKING. TROUBLESHOOTING OF THE LANDING LIGHT SYS IAW WM 33-40-01 FOUND PINS L & D OF CONNECTOR J336 SHORTED TOGETHER AS WELL AS FL14 CURRENT LIMITER POPPED. CONNECTORS, PN MS3122
- [SDR CA150727022](https://openairdocs.org/sdr/CA150727022.md): Tire · failed · Jul 26, 2015 · Lear 35A · Tire
  > (CAN) DAMAGE TO NR 1 TIRE CONSIST OF INNER MOST CHANNEL AND 15 PERCENT OF SIDEWALL MISSING FROM TIRE. INCEDENT REPORTED TO FLIGHT SERVICES TO INSPECT RUNNWAY FOR POSSIBLE FOD DUE TO ON GOING RUNNWAY CONSTRUCTION. NO REPORT BACK AT THIS TIME. MFG REQUEST THE
- [SDR CA150327016](https://openairdocs.org/sdr/CA150327016.md): Duct · failed · Mar 14, 2015 · Lear 35A · Ice/Rain Protection System
  > (CAN) EXPERIENCED SMOKE IN THE CABIN DURING THE LAST BIT OF A FLIGHT. INVESTIGATION CONFIRMED THE DETAILS WITH THE CREW AND WAS ALSO INFORMED THE SMOKE WAS COMING FROM THE AFT LT TABLE. DID NOT NOTICE ANY LINGERING ODOR. PROCEEDED TO REMOVE SIDE WALL AND SE
- [SDR CA150213017](https://openairdocs.org/sdr/CA150213017.md): Pump · failed · Feb 11, 2015 · Lear 35A · Engine Fuel Pump
  > (CAN) DURING TAKEOFF GROUND ROLL PILOTS NOTED THAT THE RIGHT HAND ENGINE POWER ROLLED BACK, THE TAKEOFF WAS ABORTED. MAINTENANCE TROUBLESHOOTING FOUND ENGINE DRIVEN FUEL PUMP TO BE AT FAULT FOR THE POWER ROLL BACK DUE TO PUMP OUTPUT PRESSURE LOW. FUEL PUMP P/N
- [SDR CA150219003](https://openairdocs.org/sdr/CA150219003.md): Pump · failed · Dec 23, 2014 · Lear 35A · Engine Fuel Pump
  > (CAN) - THE PILOTS WERE ABOUT TO LEVEL OFF AT FL250 THE NR 1 ENGINE ROLLED BACK. NO THROTTLE INPUT OCCURRED TO CAUSE THIS. AT THAT POINT THE PILOTS DECLARED AN EMERGENCY. AFTER ABOUT 5 - 10 MIN AFTER THE ROLL BACK THE PILOTS DECIDED TO ATTEMPT TO RESTART TH
- [SDR CA140709007](https://openairdocs.org/sdr/CA140709007.md): Wire Harness · worn · Jul 5, 2014 · Lear 35A · Engine Indicating System Wiring
  > (CAN) DURING GROUND OPERATIONS IT WAS NOTED THAT THE ENGINE ITT WAS FLUCTUATING, TROUBLESHOOTING OF THE ITT SYSTEM SHOWED A SECTION OF THE ITT HARNESS OUTER PROTECTIVE CODE MISSING. REPLACED THE ITT HARNESS.
- [SDR BSYA20140508001](https://openairdocs.org/sdr/BSYA20140508001.md): Unknown · malfunctioned · May 4, 2014 · N400JE · Lear 35A · Engine Fuel and Control
  > THE LT FUEL COMPUTER LIGHT CAME ON & THE LT ENG SPOOLED UP TO 110% N1 & 960C ITT. PULLED THE LT ENG POWER LEVER TO IDLE WHILE SHUTTING OFF THE LT FUEL COMPUTER. THE ENG STARTED TO ROLL BACK AFTER THOSE ACTIONS. DECLARED AN EMERGENCY & STARTED A GRADUAL DESC
- [SDR BKAA2014F00078](https://openairdocs.org/sdr/BKAA2014F00078.md): Engine · flamed out · Mar 14, 2014 · N770JP · Lear 35A · Engine (Turbine/Turboprop)
  > LEFT ENGINE EXPERIENCED AND LOUD BANG FOLLOWED BY A VIBRATION AND FLAME OUT. PILOTS SHUTDOWN ENGINE IAW EMERGENCY PROCEDURES, DECLARED AN EMERGENCY AND LANDED AT WITHOUT FURTHER INCIDENT. WHEN ENGINE IS ROTATED BY HAND A GRINDING NOISE IS HEARD AND RESISTANCE
- [SDR CA140114002](https://openairdocs.org/sdr/CA140114002.md): Pump · failed · Jan 3, 2014 · Lear 35A · Engine Fuel Pump
  > (CAN) ENGINE FAILED TO LIGHT OFF DURING START SEQUENCE. TROUBLESHOOTING FOUND ENGINE DRIVE FUEL PUMP TO BE AT FAULT. REPLACEMENT OF FUEL PUMP CORRECTED THE ISSUE.
- [SDR CA131230001](https://openairdocs.org/sdr/CA131230001.md): Pump · damaged · Dec 14, 2013 · Engine Fuel Pump
  > (CAN) ENGINE COULD NOT ACHIEVE LIGHT OFF DURING THE START SEQUENCE. TROUBLESHOOTING FOUND RT ENGINE DRIVEN FUEL PUMP PRODUCTING ZERO FUEL PRESSURE. REMOVAL OF FUEL PUMP SHOWED THE AFTER BEARING OF THE FUEL PUMP DAMAGED. REPLACEMENT OF ENGINE FUEL PUMP CAR
- [SDR CA131210001](https://openairdocs.org/sdr/CA131210001.md): Case · cracked · Dec 6, 2013 · Lear 35A · Accessory Gearboxes
  > (CAN) DURING VISUAL INSPECTION OF THE ENGINE GEARBOX IT WAS NOTED THAT THE OIL FILTER HOUSING ASSY LOWER MOUNTING STUD EAR WAS CRACKED. REPLACED THE AFT GEARBOX HOUSING CASE.
- [SDR CA131121012](https://openairdocs.org/sdr/CA131121012.md): Control Valve · cracked · Nov 21, 2013 · Lear 35A · Landing Gear Retraction/Extension System
  > (CAN) PN 48C48641, SN 1036, PLEASE SEE ATTACHED DOCS AND PICS REGARDING THIS O/H VALVE THAT WAS INSTALLED ON ACFT ON JULY 27, 2012. THE HOUSING ON THIS VALVE IS CRACKED RIGHT THROUGH NOW. THE LAST FLIGHT ON THIS AC WAS IN APRIL, 2013. DURING OUR PREBUY INSP I
- [SDR BHKR201309190001](https://openairdocs.org/sdr/BHKR201309190001.md): Fire Loop · out of limits · Sep 19, 2013 · N84FN · Lear 36LEAR · Fire Detection
  > DURING CLIMBOUT THROUGH FL 185 FOR FL200 THE RT ENGINE FIRE LIGHT ILLUMINATED. ALL ENGINE INDICATIONS WERE NORMAL. RT ENGINE POWER LEVER WAS REDUCED TO IDLE IAW MEMORY ITEMS FOR THE ENGINE FIRE SHUTDOWN PROCEDURE IAW THE QRH. THE ENGINE FIRE LIGHT WENT OUT
- [SDR BHKR201309170001](https://openairdocs.org/sdr/BHKR201309170001.md): Fire Detector · loose · Sep 18, 2013 · N84FN · Lear 36LEAR · Fire Detection
  > DURING CLIMBOUT PASSING THROUGH FL170 FOR FL200 THE RT ENGINE FIRE LIGHT ILLUMINATED. LEVELED OFF ACFT AND REDUCED RT ENGINE POWER LEVER TO IDLE IAW MEMORY ITEMS FOR THE ENGINE FIRE SHUTDOWN PROCEDURE IN THE QRH. RT ENGINE FIRE LIGHT EXTINGUISHED AFTER APPR
- [SDR 2013FA0000273](https://openairdocs.org/sdr/2013FA0000273.md): Packing · leaking · May 9, 2013 · N84FN · Lear 36A · Hydraulic System, Main
  > DURING LOW LEVEL TRACK, LEVEL FLIGHT, NOSE GEAR UNSAFE LIGHT CAME ON FOR ABOUT 2 MINUTES. DURING RTB AT ALTITUDE OF 12K, LIGHT CAME ON AGAIN AND HYDRAULIC PRESSURE DROPPED. WENT TO 0 PSI IN ABOUT A MINUTE. PILOT EXECUTED EMERGENCY PROCEDURES FOR GEAR EXTENS
- [SDR FJTA20130422321](https://openairdocs.org/sdr/FJTA20130422321.md): Engine · making metal · Apr 18, 2013 · N32PE · Lear 35A · Engine (Turbine/Turboprop)
  > DURING FLIGHT FROM K36U TO KBNA, THE FLIGHT CREW WAS IN LEVEL FLIGHT AT 41000, CLEAR AIR NO TURBULENCE. HEARD A LOUD BAG FROM THE LEFT ENGINE ACCOMPANIED BY THE FOLLOWING INDICATIONS. N1 WAS SPOOLING DOWN, N2 WAS ERRATIC NEEDLE MOVING UP AND DOWN, THERE WAS
- [SDR CA130221013](https://openairdocs.org/sdr/CA130221013.md): Probe · malfunctioned · Feb 18, 2013 · Lear 35LEAR · Engine Temperature Indicating System
  > (CAN) DURING TAKEOFF ROLL CREW NOTED RT ENGINE FUEL COMPUTER MASTER CAUTION LIGHT CAME ON. CREW RETURNED TO BASE AND MAINTENANCE PERSONNEL INTERROGATED THE ENGINE DEEC AND FOUND FAULT CODE 36 LATCHED. FURTHER TOUBLESHOOTING SHOWED P2/T2 PROBE TO BE AT FAULT.
- [SDR CA130124026](https://openairdocs.org/sdr/CA130124026.md): Pump · failed · Jan 17, 2013 · Lear 35A · Engine Fuel Pump
  > (CAN) REPORTED THAT AN ACFT OPERATING AS DA351 ON A IFR FLIGHT DECLARED AN EMERGENCY AT 2330Z DUE LT ENGINE FAILURE APPROXIMATELY 20NM SOUTH INBOUND TO DESTINATION. EMERGENCY CONTINGENCIES WERE PUT INTO EFFECT BY CARS O/C. ACFT LANDED SAFELY WITHOUT INCIDENT A
- [SDR FJTA201212137011](https://openairdocs.org/sdr/FJTA201212137011.md): Brake · worn · Dec 13, 2012 · N701DA · Lear 35A · Brake
  > DURING LANDING, AFTER LANDING, FAILED TO STOP ON THE RUNWAY. THE ACFT ROLLED OF THE END OF THE RUNWAY, APPROX 30 FT, CREW REPORTED T/R DEPLOYED BUT COULD NOT ADD POWER. CREW ALSO REPORTED THEY HAD DIFFICULTY SLOWING THE ACFT DOWN. MX REPORTED 2 BRAKES WORN
- [SDR CA120710012](https://openairdocs.org/sdr/CA120710012.md): Valve · failed · Jul 9, 2012 · Lear 35A · Windshield/Door Rain/Ice Removal
  > (CAN) FLIGHT CREW REPORTED THE FOLLOWING: IN CRUISE AIRCRAFT WINDOW OVERHEAT TRIGGERS MASTER CAUTION. OAT -55, @ 40,000` WINDOW (HEAT WAS SELECTED) JUST CRACKED BUT STILL TRIPS. SYSTEM TROUBLE SHOT AND FOUND THE WINDSHIELD RAM AIR VALVE HAD INTERNALLY FAILED
- [SDR RMV2012F00001](https://openairdocs.org/sdr/RMV2012F00001.md): Regulator · malfunctioned · Jun 26, 2012 · N456CL · Lear 35A · Pressure Regulator/Outflow Valve
  > ACFT DEPARTED, EN ROUTE THE FL180 CHECKS WERE COMPLETED, ALL NORMAL. AT FL340, THE CREW NOTICED THE CABIN WAS AT 8,000 FEET AND CLIMBING. TURNED THE CABIN PRESSURE CONTROL TO MANUAL AND TRIED TO DRIVE THE CABIN DOWN, WITH NO SUCCESS. THE CABIN CLIMBED TO 9,
- [SDR O9IA2012F00126](https://openairdocs.org/sdr/O9IA2012F00126.md): Connector · inoperative · Jun 13, 2012 · N544LM · Lear 35A · Landing Gear System Wiring
  > DURING APPROACH, FLIGHT CREW SELECTED GEAR DOWN. GEAR DID NOT EXTEND. SECOND ATTEMPT WAS TRIED WITH SAME RESULTS. LANDING GEAR WAS EXTENDED USING EMERGENCY EXTENSION PROCEDURES. LANDING. INVESTIGATION REVEALED FAULTY CONNECTOR ON LANDING GEAR SELECTOR V
- [SDR 2012FA0000294](https://openairdocs.org/sdr/2012FA0000294.md): Exhaust Duct · cracked · May 10, 2012 · N890LJ · Lear 35A · Engine Collector/Tailpipe/Nozzle
  > LT ENGINE AFTER BODY, LOWER HALF DUCT, 4" CRACK EMMINATING FROM INNER IGNITION PLUG ACCESS PANEL. DOUBLER PATCH INSTALLED IAW SRM 51-00-00.
- [SDR BHKA201204200001](https://openairdocs.org/sdr/BHKA201204200001.md): Engine · flamed out · Apr 20, 2012 · N12FN · Lear 36LEAR · Engine (Turbine/Turboprop)
  > AT 35,000 FT, 225 KIAS, IN RIGHT TURN, A HARD BUT MUFFLED POP WAS HEARD FOLLOWED ALMOST IMMEDIATELY BY LT ENGINE FLAME OUT. N1 OF 104 PERCENT WAS NOTED, FUEL COMPUTER LIGHT ON, AND ALL OTHER INDICATIONS THEN DECREASED DOWN TO 0 DEGREES ITT, APPROX 15 PERCENT
- [SDR FJT12027011](https://openairdocs.org/sdr/FJT12027011.md): O-Ring · damaged · Feb 15, 2012 · N701DA · Lear 35A · Turbine Engine Oil System
  > DURING FLIGHT, DESCENDING THROUGH 18,000 FT, THE LT ENGINE LOST OIL PRESSURE. CREW SHUTDOWN ENGINE AND DIVERTED. THE ACFT LANDED SAFETLY WITHOUT FURTHER EVENT. ENGINE WAS INSPECTED. THE ENGINE LOST OIL FROM A BAD O-RING ON THE OIL FILLER CAP. THEY RESEALE
- [SDR O2MA20120207001](https://openairdocs.org/sdr/O2MA20120207001.md): Pump · faulty · Feb 7, 2012 · N72AX · Lear 35A · Engine Fuel Pump
  > DURING THE APPROACH THE LT ENGINE FLAMED OUT WHEN THE THROTTLE LEVER WAS RETARDED TOWARDS FLIGHT IDLE. THE PIC DECLARED AN EMERGENCY AND THE AIRCRAFT LANDED WITH NO INCIDENT. THE LT ENGINE WAS NEVER ATTEMPTED TO BE RESTARTED DURING THE APPROACH. ATTEMPTS WE
- [SDR O2MA20120127001](https://openairdocs.org/sdr/O2MA20120127001.md): Monopole · shorted · Jan 27, 2012 · N72AX · Lear 35A · Power Lever
  > SHORTLY AFTER THROTTLING BACK TO FLIGHT IDLE TO DESCEND FROM 41,000 FT THE NR 2 ENGINE MOMENTARILY STAYED AT 80 PERCENT (APPROXIMATELY 15 SECONDS) AND THEN CONTINUED ROLLING DOWN AND FLAMED OUT. PILOT WINDMILL RESTARTED THE ENGINE AT APPROXIMATELY 26,000 FT A
- [SDR YRR82011020200001](https://openairdocs.org/sdr/YRR82011020200001.md): Turbine Blades · broken · Feb 28, 2011 · Lear 35A · Turbine Section
  > AT 400 FEET AGL AFTER TAKEOFF, CREW HEARD LOUD BANG FROM LEFT (NR 1) ENGINE AND ENGINE RPM WENT TO 'ZERO'. CREW CIRCLED AND MADE SAFE EMERGENCY LANDING. ENGINE WAS REMOVED AND SENT TO MRO FACILITY; DURING ENGINE TEARDOWN, FIVE (5) HP TURBINE ROTOR BLADES WERE
- [SDR CA101108004](https://openairdocs.org/sdr/CA101108004.md): Bracket · cracked · Nov 4, 2010 · Lear 35A · Fuselage Miscellaneous Structure
  > (CAN) DURING THE INSPECTION OF THE NOSE LANDING GEAR ASSEMBLY, A CRACK WAS DETECTED EXTENDING FROM THE PRESSED IN GREASE FITTING ON THE FORWARD ATTACH BRACKET. THIS BRACKET ATTACHES THE NOSE GEAR ACTUATOR TO THE NOSE LANDING GEAR ASSEMBLE. THE NEW UNIT INSTA
- [SDR O9IA 9.1.10](https://openairdocs.org/sdr/O9IA%209.1.10.md): Fire Loop · failed · Sep 1, 2010 · N543LM · Lear 35A · Fire Detection
  > WE EXPERIENCED A FIRE WARNING INDICATION ON THE LT ENGINE IN 543 ON OUR DESCENT. THIS OCCURRED ABOUT 2330 LOCAL TIME. WE WERE AT FLIGHT IDLE AND DESCENDING THROUGH 13000 FEET WHEN THE LT ENGINE FIRE WARNING SYS ACTIVATED. WE HAD BEEN AT FLIGHT IDLE FOR OVER
- [SDR 2010FA0000718](https://openairdocs.org/sdr/2010FA0000718.md): Pump · failed · Jul 8, 2010 · N111WB · Lear 35LEAR · Turbine Engine Oil System
  > ON ENGINE START LT ENGINE DID NOT SHOW INDICATION OF OIL PRESSURE. ENGINE WAS SHUTDOWN IMMEDIATELY. OIL PUMP WAS REPLACED WITH O/H UNIT
- [SDR BHKRSDR0110](https://openairdocs.org/sdr/BHKRSDR0110.md): Fire Detector · false activation · Mar 26, 2010 · N50FN · Lear 35A · Fire Detection
  > AFTER SIMULATED EMERGENCY DECENT TO 19K, LT FIRE WARNING LIGHT ILLUMINATED. EMERGENCY CHECKLIST MEMORY ITEMS COMPLETED (ENGINE FIRE-SHUTDOWN). LT FIRE WARNING LIGHT REMAINED ON. CREW DETERMINED THERE WAS NO FIRE (NO SECONDARY INDICATIONS) AND ELECTED TO RET
- [SDR 2010FA0000062](https://openairdocs.org/sdr/2010FA0000062.md): Control Box · unknown · Jan 21, 2010 · N12FN · Lear 36LEAR · Overheat Detection
  > REPLACED THE OVERHEAT CONTROL BOX AND THE EXHAUST PIPE FIRE ELEMENT. NO FURTHER PROBLEMS NOTED.

Next page: https://openairdocs.org/engine/garrett-tfe731-2-2b/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 = 'TFE73122B'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/engine/garrett-tfe731-2-2b/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.