# Technify TAE125-02-99 - Type: Engine model (FAA registry) - Registry code: 59307 - Manufacturer (registry): TECHNIFY - Model: TAE125-02-99 - Engine type: 4 cycle - Power: 132 hp - Data sheet: [TCDS E00069EN](https://openairdocs.org/tcds/E00069EN) (OpenAirDocs) - Holder: Continental Aerospace Technologies GmbH - Installed in: 1 registered aircraft - Page: https://openairdocs.org/engine/technify-tae125-02-99 Model codes come from the FAA registry's reference file. ## ADs that may apply (OpenAirDocs) Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2023-01-08](https://openairdocs.org/ad/2023-01-08): Engine (Turbine/Turboprop) · Continental Aerospace Technologies TAE 125-02-99 and TAE 125-02-114. Effective Mar 9, 2023 - [AD 2020-26-06](https://openairdocs.org/ad/2020-26-06): Exhaust Turbine System (RECIP) · Technify Motors TAE 125-02-114 and TAE 125-02-99. Effective Dec 29, 2020 - [AD 2017-19-15](https://openairdocs.org/ad/2017-19-15): Reciprocating Engine Front Section · Technify Motors TAE 125-02-114 and TAE 125-02-99. Effective Oct 31, 2017 - [AD 2016-07-19](https://openairdocs.org/ad/2016-07-19): Fuel feed pumps · Technify Motors TAE 125-02-114 and TAE 125-02-99. Effective May 9, 2016 - [AD 2015-21-01](https://openairdocs.org/ad/2015-21-01): Dual mass flywheel · Technify Motors TAE 125-02-114 and TAE 125-02-99. Effective Nov 27, 2015 - [AD 2015-02-01](https://openairdocs.org/ad/2015-02-01): Clutch assemblies · Technify Motors TAE 125-01 and TAE 125-02-99. Effective Feb 13, 2015 - [AD 2014-17-03](https://openairdocs.org/ad/2014-17-03): Fuel pump · Technify Motors TAE 125-02-114 and TAE 125-02-99. Effective Oct 2, 2014 - [AD 2012-26-13](https://openairdocs.org/ad/2012-26-13): Software mapping · Thielert Aircraft Engines TAE 125-01, TAE 125-02-114 and TAE 125-02-99. Effective Feb 13, 2013 - [AD 2012-26-12](https://openairdocs.org/ad/2012-26-12): Oil filler plug vent hole · Thielert Aircraft Engines TAE 125-02-114 and TAE 125-02-99. Effective Feb 13, 2013 - [AD 2010-11-09 R1](https://openairdocs.org/ad/2010-11-09-R1): Proportional pressure reducing valves (PPRVs) · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Apr 11, 2012 - [AD 2012-02-05](https://openairdocs.org/ad/2012-02-05): Engine · Thielert Aircraft Engines TAE 125-02-114 and TAE 125-02-99. Effective Mar 2, 2012 - [AD 2010-06-12 R1](https://openairdocs.org/ad/2010-06-12-R1): Rail pressure control valve · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Feb 3, 2012 - [AD 2011-05-06](https://openairdocs.org/ad/2011-05-06): Timing chain · Thielert Aircraft Engines TAE 125-02-114 and TAE 125-02-99. Effective Mar 30, 2011 - [AD 2008-22-23](https://openairdocs.org/ad/2008-22-23): Disc springs in the clutch · Thielert Aircraft Engines TAE 125-02-99. Effective Nov 19, 2008 - [AD 2008-06-52](https://openairdocs.org/ad/2008-06-52): High-pressure fuel line · Thielert Aircraft Engines TAE 125-02-99. Effective Apr 30, 2008 Historical (superseded or no longer in force): - [AD 2011-23-01](https://openairdocs.org/ad/2011-23-01) (historical): Clutch assemblies · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Nov 22, 2011 - [AD 2011-07-09](https://openairdocs.org/ad/2011-07-09) (historical): Full- authority digital electronic control (FADEC) software · Thielert Aircraft Engines TAE 125-01, TAE 125-02-114 and TAE 125-02-99. Effective May 5, 2011 - [AD 2010-18-02](https://openairdocs.org/ad/2010-18-02) (historical): Disc springs · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Sep 9, 2010 - [AD 2010-11-09](https://openairdocs.org/ad/2010-11-09) (historical): Proportional Pressure Reducing Valve (PPRV) · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Jul 13, 2010 - [AD 2010-06-12](https://openairdocs.org/ad/2010-06-12) (historical): Rail Pressure Control Valve · Thielert Aircraft Engines TAE 125-01 and TAE 125-02-99. Effective Apr 20, 2010 ## Registered aircraft (1) - [N648KM](https://openairdocs.org/aircraft/N648KM): [Valiair Lc Trustee](https://openairdocs.org/faa-owner/VALIAIR%20LC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 2007, S/N 42.316 ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (69, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2025FA0000514](https://openairdocs.org/sdr/2025FA0000514), Jul 23, 2025: EXHAUST PIPE. INFLT SEPARATION. HEATSHIELD IS LOOSE ON THE EXHAUST PIPE TTSN 31.9 HOURS - [SDR 2025FA0000515](https://openairdocs.org/sdr/2025FA0000515), Jul 23, 2025: EXHAUST PIPE. INFLT SEPARATION. EXHAUST HEATSHIELD IS LOOSE ON THE EXHAUST PIPE FAILED WATER TEST AS REQUIRED BY THE AD TTSN490.8 - [SDR 2025FA0000461](https://openairdocs.org/sdr/2025FA0000461), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE.THE PROBLEM IS THE HEATSHIELD SPOT WELD - [SDR 2025FA0000462](https://openairdocs.org/sdr/2025FA0000462), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE. THE PROBLEM IS THE HEATSHIELD SPOT WEL - [SDR 2025FA0000463](https://openairdocs.org/sdr/2025FA0000463), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE. THE PROBLEM IS THE HEATSHIELD SPOT WEL - [SDR 2025FA0000464](https://openairdocs.org/sdr/2025FA0000464), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE. THE PROBLEM IS THE HEATSHIELD SPOT WEL - [SDR 2025FA0000465](https://openairdocs.org/sdr/2025FA0000465), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE. THE PROBLEM IS THE HEATSHIELD SPOT WEL - [SDR 2025FA0000466](https://openairdocs.org/sdr/2025FA0000466), Jul 9, 2025: EXHAUST PIPE. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEATSHIELD TO BE TIGHT ON AND SPOT WELDED IN TWO PLACES TO THE EXHAUST PIPE. THE PROBLEM IS THE HEATSHIELD SPOT WEL - [SDR 2025FA0000295](https://openairdocs.org/sdr/2025FA0000295), Apr 23, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOTS WELDS FAILED AND THE HEAT SHIELD I - [SDR 2025FA0000267](https://openairdocs.org/sdr/2025FA0000267), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000268](https://openairdocs.org/sdr/2025FA0000268), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000269](https://openairdocs.org/sdr/2025FA0000269), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000270](https://openairdocs.org/sdr/2025FA0000270), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000272](https://openairdocs.org/sdr/2025FA0000272), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000273](https://openairdocs.org/sdr/2025FA0000273), Apr 15, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON THE AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON - [SDR 2025FA0000222](https://openairdocs.org/sdr/2025FA0000222), Mar 31, 2025: HEAT SHIELD. INFLT SEPARATION. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON AND WELDED TO THE EXHAUST PIPE. THE WELDS AND CRIMPS HOLDING THE HEAT SHIELD TO THE PIPE - [SDR 2025FA0000128](https://openairdocs.org/sdr/2025FA0000128), Feb 25, 2025: EXHAUST PIPE. SEPARATED. AD2018-10-10 DATED JUNE 12 2018 REQUIRES THE HEAT SHIELD TO BE TIGHT ON AND WELDED TO THE EXHAUST PIPE. THE HEAT SHIELD SPOT WELDS FAILED AND VERY LOOSE ON THE - [SDR 2025FA0000067](https://openairdocs.org/sdr/2025FA0000067), Jan 29, 2025: EXHAUST PIPE. BROKEN. EXHAUST HEAT SHIELD IS LOOSE ON THE EXHAUST PIPE AND THE WELDS HAVE FAILED. AD 2018-10-10 REQUIRES THE HEAT SHIELD TO BE TIGHT AND WELDED TO THE PIPE. THE ISSUE - [SDR 2025FA0000026](https://openairdocs.org/sdr/2025FA0000026), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000027](https://openairdocs.org/sdr/2025FA0000027), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000028](https://openairdocs.org/sdr/2025FA0000028), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000029](https://openairdocs.org/sdr/2025FA0000029), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000030](https://openairdocs.org/sdr/2025FA0000030), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000031](https://openairdocs.org/sdr/2025FA0000031), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000032](https://openairdocs.org/sdr/2025FA0000032), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000033](https://openairdocs.org/sdr/2025FA0000033), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000034](https://openairdocs.org/sdr/2025FA0000034), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000035](https://openairdocs.org/sdr/2025FA0000035), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000036](https://openairdocs.org/sdr/2025FA0000036), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000037](https://openairdocs.org/sdr/2025FA0000037), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000039](https://openairdocs.org/sdr/2025FA0000039), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000040](https://openairdocs.org/sdr/2025FA0000040), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000041](https://openairdocs.org/sdr/2025FA0000041), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000042](https://openairdocs.org/sdr/2025FA0000042), Jan 17, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2025FA0000016](https://openairdocs.org/sdr/2025FA0000016), Jan 14, 2025: EXHAUST PIPE. SEPARATED. AD 2018-10-10 DATED JUNE 12 2018 REQUIRES US TO INSPECT THE EXHAUST PIPES TO MAKE SURE THE HEAT SHIELD IS TIGHT ON THE EXHAUST PIPE AND THE MOUNT CLAMPS ARE NOT - [SDR 2023FA0000812](https://openairdocs.org/sdr/2023FA0000812), Dec 6, 2023: TENSIONER. DESTROYED. DURING FLIGHT THE PILOTS RECEIVED AN ALTERNATOR FAILURE FOR THE RH ALTERNATOR. UPON INSPECTION I NOTICED THE TENSIONER PULLEY FOR THE BELT DRIVEN ITEMS ON THE E - [SDR 2022FA0000547](https://openairdocs.org/sdr/2022FA0000547), Aug 24, 2022: ENGINE. FAILED. ON SIMULATED SINGLE ENGINE APPROACH, (R/H ENGINE PULLED TO IDLE, L/H ENGINE FULLY OPERATIONAL) L/H ENGINE STOPPED TURNING. AIRCRAFT CONTINUED TO THE GROUND AND - [SDR 2022FA0000399](https://openairdocs.org/sdr/2022FA0000399), Jul 27, 2022: GEARBOX. SHEARED. N648KM SUFFERED A GEARBOX SHAFT FAILURE ON ENGINE S/N 02-02-11284 @ 115 ENGINE HRS. THIS HAPPENED WHILST CONDUCTING POST MAINTENANCE GROUND RUNS FOLLOWING THE A - [SDR 2019FA0000219](https://openairdocs.org/sdr/2019FA0000219), Jun 17, 2019: DOOR LATCH. MISSING. "DURING LEVEL OFF FROM CLIMB TO 7500', PILOT WAS IN THE PROCESS OF LEVELING OFF WHEN THE "DOOR OPEN" ANNUNCIATION CAME ON. WE LOOKED AT THE FRONT CANOPY LATCH A - [SDR CA190411012](https://openairdocs.org/sdr/CA190411012), Apr 9, 2019: DRIVE SHAFT. BROKEN. (CAN) PILOT REPORTED THAT HE WAS HAVING HARD TIME STARTING BUT ENGINE WAS ALMOST RUNNING SO HE ADDED POWER TO THROTTLE AND THEN SUDDENLY JUST WIND MILLING PROPE - [SDR 2017FA0000475](https://openairdocs.org/sdr/2017FA0000475), Aug 24, 2017: EXHAUST PIPE. CRACKED. EXHAUST PIPE CRACKED ABOUT 4 INCHES AND RUNS PARALLEL WITH THE PIPE. - [SDR 2017FA0000474](https://openairdocs.org/sdr/2017FA0000474), Aug 18, 2017: EXHAUST PIPE. CRACKED. EXHAUST PIPE CRACKED ABOUT 1.75 INCHES LONG AND RUNS 90 DEGREES TO THE PIPE. THAT'S ABOUT 1/3 OF THE WAY AROUND - [SDR 2017FA0000202](https://openairdocs.org/sdr/2017FA0000202), May 24, 2017: CLAMP. BROKEN. C/W AD 2017-01-12 DATED 2/22/17 INSTALLED NEW EXHAUST PIPE CLAMP IAW AD(F)(1) AND MSB 42-120/1 AND WI-MSB42-120 REV1. TAIL PIPE CLAMP P/N D60-7806-00-01 BROKE I - [SDR 2017FA0000203](https://openairdocs.org/sdr/2017FA0000203), May 24, 2017: CLAMP. BROKEN. C/W AD 2017-01-12 DATED 2/22/17 INSTALLED NEW EXHAUST PIPE CLAMP IAW AD(F)(1) AND MSB 42-120/1 AND WI-MSB42-120 REV1. TAIL PIPE CLAMP P/N D60-7806-00-01 BROKE I - [SDR 2017FA0000173](https://openairdocs.org/sdr/2017FA0000173), May 3, 2017: EXHAUST PIPE. SEPARATED. EXHAUST BROKE OFF DURING TAKEOFF ROLL CAUSING THE EXHAUST GASES TO BURN THE LOWER COWLING AND BURN INTO THE CABIN HEAT AIR INLET WHICH ALLOWED THE SMOKE INTO TH - [SDR 2017FA0000174](https://openairdocs.org/sdr/2017FA0000174), May 3, 2017: EXHAUST PIPE. CRACKED. EXHAUST PIPE HAS A 4 INCH CRACK ALLOWING EXHAUST GASES TO BURN COWLING. - [SDR 2015FA0000214](https://openairdocs.org/sdr/2015FA0000214), May 14, 2015: PROPELLER. FAILED. AT 697 HOURS SINCE OVERHAUL, OIL BEGAN POURING OUT OF THE VENT HOLE ON THE FACE OF THE HUB. THE PROPELLER HAD TO BE REMOVED AND SENT IN FOR EXTENSIVE DISASSEMBL - [SDR 2014FA0000101](https://openairdocs.org/sdr/2014FA0000101), Jan 8, 2014: WIRE. CHAFED. DURING CRUISE, EXPERIENCED MULTIPLE ECU FAILURES ON RT ENGINE, FOLLOWED BY MODERATE POWER LOSS AND ROUGH RUNNING ENGINE CONDITIONS. ECU WAS RANDOMLY SWITCHING F - [SDR 2013FA0000284](https://openairdocs.org/sdr/2013FA0000284), May 17, 2013: GOVERNOR. FAILED. PILOT STATED LT ENGINE DID NOT RESTART AFTER SHUTDOWN & SECURING. AT APPROX 1 MIN 15 SEC, BEGAN RESTART CHECKLIST FOR A STATIONARY PROP START. TURNED ON LT ENGI - [SDR 2013FA0000519](https://openairdocs.org/sdr/2013FA0000519), Mar 19, 2013: GOVERNOR. MALFUNCTIONED. PROPELLER GOVERNOR ACTUATOR FAILURE. MECHANICAL JAM OF PROPELLER GOVERNOR ACTUATOR. All 69: https://openairdocs.org/engine/technify-tae125-02-99/reports.md --- 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.