# Service difficulty reports: Garrett TFE731-3R A list on [Garrett TFE731-3R](https://openairdocs.org/engine/garrett-tfe731-3r.md). Newest first. General aviation reporting is voluntary. - [SDR CA110316004](https://openairdocs.org/sdr/CA110316004.md): Servo · malfunctioned · Mar 7, 2011 · Hwksly HS125600B · Autopilot Main Servo > (CAN) ON THE RETURN FLIGHT AFTER COMMENCING DESCENT FROM FL400, WHILE ON AUTOPILOT AT APPROX FL220, THE ACFT BEGAN A TURN TO THE LEFT UN-COMMANDED. DISCONNECTED THE AUTOPILOT TO TAKE CONTROL, BUT THE CONTROL SEEMED JAMMED TO THE LT, WITH MODERATE FORCE WAS AB - [SDR CA071011007](https://openairdocs.org/sdr/CA071011007.md): Attach Fitting · cracked · Sep 14, 2007 · Hwksly HS125600A · Fuselage, Landing Gear Attach Fittings > (CAN) AFTER REPAINT OF A/C INSPECTION REVEALED A CRACK ON SIDE OF ATTACH POINT. LDG WAS PULLED TO REPLACE ATTACH POINT BRACKET AND ATTACH POINT BRACKET BOLTS. THESE BOLTS WERE SHOWING WEAR MARKS ON THE SHANK, SUGGESTING THE NUTS WERE THREAD BOUND, INDICATING N - [SDR CA060906011](https://openairdocs.org/sdr/CA060906011.md): Skin · cracked · Sep 6, 2006 · Braero HS125700A · Landing Gear Doors > (CAN) DURING REMOVAL FOR ACCESS, A GENERAL VISUAL INSPECTION OF THE RT MAIN GEAR DOOR REVEALED A LARGE CRACK IN THE INNER SKIN PANEL AS WELL AS SEVERAL PULLED RIVETS ADJACENT TO THE GEAR DOOR JACK ATTACH BRACKET. SB 32-192-2845 (TO PREVENT CRACKING OF THE BRA - [SDR CA050919006](https://openairdocs.org/sdr/CA050919006.md): Gearshaft · broken · Aug 31, 2005 · Braero HS125700A · Turbine Engine Accessory Drive > (CAN) AS A/C WAS TAXIING FOR T/O, CREW LOST LT ENGINE OIL PRESSURE. ENGINE WAS SHUTDOWN AND A/C WENT BACK TO GATE. LT ENGINE OIL PUMP WAS FOUND DAMAGED. PUMP WAS REPLACED BUT ENGINE COULD NOT START AS N1 FAN WAS NOT TURNING. ENGINE WAS OPENED UP AND NR 1 B - [SDR 2004FA0000077](https://openairdocs.org/sdr/2004FA0000077.md): Wire Harness · deteriorated · Jan 4, 2004 · N120JC · Braero HS125700A · Engine Control System Wiring > WHILE EN ROUTE, NOTED RT ENGINE COMPUTER AMBER WARNING LAMP BECAME ANNUNCIATED. ALSO NOTED, INDICATED LOSS OF POWER RT ENGINE. CONSULTED AND COMPLIED WITH EMERGENCY PROCEDURES WHICH INSTRUCTED TO SWITCH TO MANUAL CONTROL AND MONITOR ALL APPLICABLE ENGINE PAR - [SDR ILPA048F](https://openairdocs.org/sdr/ILPA048F.md): Pressure Panel · cracked · Jan 24, 2003 · N120JC · Braero HS125700A · Fuselage Main, Bulkhead > DURING ROUTINE INSPECTION OF THE RIVETS AT THE FORWARD PRESSURE BULKHEAD, TWO SEPERATE CRACKS WERE NOTED IN THE LT DISHPAN JUST FORWARD OF THE PILOTS RUDDER PEDALS. THE CRACKS WERE BETWEEN FASTENERS. THE PN S25-8FN323-1 WAS REMOVED & REPLACED IN ACCORDANCE WIT - [SDR CA020607009](https://openairdocs.org/sdr/CA020607009.md): Gasket · missing · May 30, 2002 · Braero HS125700A · Turbine Engine Oil System > (CAN) CREW NOTICED RT ENGINE OIL PRESSURE FLUCTUATING SLIGHTLY.- AFTER A PERIOD OF TIME THE OIL PRESSURE STARTED TO DECAY TO WHERE THE RED LOW OIL PRESSURE LIGHT ILLUMINATED (~25PSI).- A PRECAUTIONARY MANUAL SHUTDOWN WAS PERFORMED ON THE RT ENGINE (S/N P84403 - [SDR CA020201010](https://openairdocs.org/sdr/CA020201010.md): Wire · worn · Jan 21, 2002 · Braero HS125700A · Starter-Generator > (CAN) LT ENGINE STARTER GENERATOR WIRING WORN AT SUPPORT BRACKET. - [SDR CA020201012](https://openairdocs.org/sdr/CA020201012.md): Fairlead · broken · Jan 21, 2002 · Braero HS125700A · Starter-Generator > (CAN) LT ENGINE STARTER GENERATOR WIRING WORN AT SUPPORT BRACKET AND PHENOLIC FAIRLEAD BROKEN. - [SDR UO22001F00011](https://openairdocs.org/sdr/UO22001F00011.md): Bearing · failed · Oct 18, 2001 · N405TP · Hawker BAE125700B · Turbine Engine Accessory Drive > LOWER TOWER SHAFT BEARING FAILED CAUSING DAMAGE TO RELATED SHAFT AND CARRIERS ALSO CAUSING METAL CONTAMINATION TO OIL SYSTEM. - [SDR CA010209017](https://openairdocs.org/sdr/CA010209017.md): Relay · failed · Jan 31, 2001 · Braero HS125700A · Flight Compartment Lighting > (CAN) AFTER TAXI IN AT YVR THE NR 2 AC INVERTER FAIL LIGHT ILLUMINATED AS WELL AS XS2 BUSS FAIL LIGHT ILLUMINATED. RESET THE NR 2 INVERTER SWITCH FAILED TO RESET THE SYSTEM. MAINTENANCE TROUBLESHOOT THE PROBLEM BACK TO A FAULTY RELAY WITHIN THE CABIN LIGHTING - [SDR 99ZZZM808](https://openairdocs.org/sdr/99ZZZM808.md): Blade · broken · Nov 18, 1999 · N270KA · Braero HS125700A · Turbine Section > ENGINE WAS DISASSEMBLED FOR SCHEDULED MPI. DISCOVERED A FIRST STAGE LOW PRESSURE TURBINE BLADE FAILURE. THE SINGLE BLADE HAD FAILED AT THE MID-POINT OF THE BLADE. ALL OF THE FIRST STAGE AND 2ND STAGE LPT BLADES SUFFERED DAMAGE AND WILL BE REPLACED. 10 OF T - [SDR 99ZZZX3009](https://openairdocs.org/sdr/99ZZZX3009.md): Carbon Seal · failed · Jul 30, 1999 · Turbine Engine Compressor Section > ENGINE LOST OIL PRESSURE IN-FLIGHT. DISASSEMBLY FOUND NR 5 CARBON SEAL BROKEN. CONTAMINATED OIL SYSTEM. PART S/N 960811401752. ENG TSN: 7,666.3 HOURS. ENG CSN: 5,701 HOURS. PART CSN: 547. - [SDR 20000712SH038](https://openairdocs.org/sdr/20000712SH038.md): Turbine Wheel · chafed · Jul 26, 1999 · Turbine Section > SECOND OCCURRENCE OF 3RD STAGE LP TURBINE RUBBING FORWARD SIDE OF 3RD STAGE LPT SEAL. (X) - [SDR CA990301002](https://openairdocs.org/sdr/CA990301002.md): Bearing · seized · Feb 3, 1999 · Braero HS125700A · APU Core Engine > (CAN) APU SHUT DOWN DUE TO ROTOR GROUP SEIZURE. THE BEARING WAS A CORRECT ONE, AND FAILED MUCH TOO EARLY. - [SDR 99ZZZX802](https://openairdocs.org/sdr/99ZZZX802.md): Engine · malfunctioned · Jan 26, 1999 · N91BZ · Rkwell NA26565 · Engine (Turbine/Turboprop) > ENGINE SHUT DOWN AT ALTITUDE BY PILOT. METAL PARTICLES FOUND IN TAIL PIPE DURING ENGINE REMOVAL. ENGINE FAN AND FAN TURBINE TURNED FREELY WITH NO NOISE. ENGINE OIL TANK SERVICED ABOVE SITE GAUGE. AIRFRAME TIME: 6,917.7 HOURS. CYCLES: 6,514. RIGHT ENGINE - [SDR 99ZZZX824](https://openairdocs.org/sdr/99ZZZX824.md): Blade · separated · Jan 26, 1999 · N91BZ · Rkwell NA26565 · Turbine Engine Compressor Section > DURING CRUISE AT FL 350, RT ENG HAD A RAPID RISE IN ITT AND VIBRATION LEVEL. CREW SHUT DOWN ENG. ENG REMOVED TO DETERMINE CAUSE OF FAILURE ANDTO REPAIR. DISASSY REVEALED ON LOW PRESS, 4TH STAGE COMP BLADE, P/N 3072402-1, 'MISSING' FROM COMP ROTOR. BLADE DE - [SDR 99ZZZX60](https://openairdocs.org/sdr/99ZZZX60.md): Blade · damaged · Oct 15, 1998 · N38PA · Braero HS125700A · Turbine Section > DURING INSPECTION FOUND NUMEROUS FAN BLADES DAMAGED ON RIGHT ENGINE. FOUND RIVET MISSING AT 6 O'CLOCK POSITION ON ENGINE INLET LIP AND THREE LOOSE RIVETS. SUSPECT INCORRECT INSTALLATION PROCEDURES USED FOR BLIND RIVETS DURING REPAIR. ENGINE INLETS WITH BLIN - [SDR CA980616016](https://openairdocs.org/sdr/CA980616016.md): Blade · separated · Feb 18, 1998 · Turbine Section > (CAN) AFTER TAKEOFF DURING CLIMB THRU 4000 FEET, A LOUD BANG HEARD, FOLLOWED BY VIBRATION AND NR 1 ENGINE SPOOLING DOWN. ENG SHUT DOWN. NR 1 ENG SUFFERED CATASTROPHIC FAILURE. TEARDOWN SHOWED 10 LPT3 BLADES WERE SEPARATED. ONE BLADE SEPARATED ABOVE PLATFOR - [SDR CA970815014](https://openairdocs.org/sdr/CA970815014.md): Sleeve Clamp · loose · Aug 4, 1997 · Braero HS125700A · Air Distribution System > (CAN) UNABLE TO MAINTAIN PRESSURIZATION DURING CLIMB. OPENED FLIGHT DECK VALVE AND RETURNED TO BASE. INVESTIGATION SHOWED A LOOSE CLAMP ON THE SILENCER TO SUPPLY DUCT. CLAMP TIGHTENED AND GROUND CHECKED SERVICEABLE. - [SDR 97ZZZM716](https://openairdocs.org/sdr/97ZZZM716.md): Bearing · failed · May 19, 1997 · N270KA · Braero HS125700A · Turbine Engine Accessory Drive > EN ROUTE FROM BOS TO OXC, THE CHIP DETECTOR LIGHT FOR THE RIGHT ENGINE ILLUMINATED. NO OTHER ENGINE ABNORMALITY WAS APPARENT. THE AIRCRAFT LANDED AT OXC WITHOUT INCIDENT. INSPECTION OF THE CHIP DETECTOR REVEALED STEEL CHIPS. A LAB ANALYSIS INDICATED THAT A - [SDR CA970227004](https://openairdocs.org/sdr/CA970227004.md): Generator · vibrating · Feb 11, 1997 · Braero HS125700A · Starter-Generator > (CAN) SHORTLY AFTER TAKEOFF, INTERMITTENT VIBRATION WHICH BECAME CONTINUOUS. GENERATOR TRIPPED AND VIBRATIONS DECREASED. ENGINE SHUT DOWN AS PRECAUTIONARY. VIBRATIONS STOPPED IMMEDIATELY. STARTER GENERATOR REPLACED. PART TC: 405. - [SDR CA970206006](https://openairdocs.org/sdr/CA970206006.md): Fuel Pump · failed · Jan 29, 1997 · Braero HS125700A · Engine Fuel Pump > (CAN) ENGINE DRIVEN FUEL PUMP HAD NO OUTPUT PRESSURE, UNABLE TO GET START AFTER ENGINE SPOOLED DOWN FROM IDLE. TEAR DOWN REPORT REVEALED DAMAGED BEARING AT VANE STAGE WITH METAL IN UNIT AND ROTOR SMEARED. PART TC: 3,248. - [SDR JZBR10817](https://openairdocs.org/sdr/JZBR10817.md): Engine · failed · Aug 9, 1995 · N746BC · Braero HS125700A · Turbine Section > WHILE SITTING AT THE END OF RUNWAY, AIRCRAFT WAS CLEAR FOR TAKEOFF. CREW ADVANCED THROTTLES. WHILE SPOOLING UP TO N1 FOR TAKEOFF, THE LEFT ENGINE RELEASED A LOUD EXPLOSION. THROTTLES WERE RETARDED, TRIP WAS CANCELLED. THE AIRCRAFT TAXIED TO A MAINTENANCE F ## 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 = 'TFE7313R' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/garrett-tfe731-3r/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.