# Walter M601E-11 - Type: Engine model (FAA registry) - Registry code: 64006 - Manufacturer (registry): WALTER - Model: M601E-11 - Engine type: Turbo-prop - Power: 751 hp - Data sheet: [TCDS E00048EN](https://openairdocs.org/tcds/E00048EN) (OpenAirDocs) - Holder: GE Aviation Czech s.r.o. - Installed in: 8 registered aircraft - Page: https://openairdocs.org/engine/walter-m601e-11 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 2025-18-08](https://openairdocs.org/ad/2025-18-08): Engine Mount Section; Turbine Engine Compressor Section · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Oct 21, 2025 - [AD 2024-03-05](https://openairdocs.org/ad/2024-03-05): Turbine Engine Reduction Gear · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Apr 17, 2024 - [AD 2024-02-04](https://openairdocs.org/ad/2024-02-04): Turbine Engine Compressor Section · GE Aviation Czech s.r.o. M601E-11, M601E-11A, M601E-11AS and 1 more. Effective Mar 28, 2024 - [AD 2023-01-10](https://openairdocs.org/ad/2023-01-10): Turbine Engine Compressor Section · GE Aviation Czech s.r.o. M601E-11, M601E-11A, M601E-11AS and 2 more. Effective Mar 13, 2023 - [AD 2022-26-01](https://openairdocs.org/ad/2022-26-01): Turbine Engine Combustion Section · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 10 more. Effective Jan 26, 2023 - [AD 2022-14-12](https://openairdocs.org/ad/2022-14-12): Turbine Engine Reduction Gear · GE Aviation Czech s.r.o. M601F, M601E-11, M601E-11A and 3 more. Effective Aug 18, 2022 - [AD 2020-23-01](https://openairdocs.org/ad/2020-23-01): Fuel Control/Turbine Engines · GE Aviation Czech s.r.o. H75-200, H80-100, H80-200 and 7 more. Effective Nov 24, 2020 - [AD 2020-15-04](https://openairdocs.org/ad/2020-15-04): Engine Collector/Tailpipe/Nozzle · GE Aviation Czech s.r.o. H75-100, H75-200, H80 and 10 more. Effective Aug 31, 2020 - [AD 2020-15-03](https://openairdocs.org/ad/2020-15-03): Turbine Section · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Aug 31, 2020 - [AD 2015-17-20](https://openairdocs.org/ad/2015-17-20): Gas generator turbine (GGT) blades · GE Aviation Czech s.r.o. M601E-11, M601E-11A and M601F. Effective Oct 1, 2015 - [AD 2015-14-02](https://openairdocs.org/ad/2015-14-02): Reduction gearbox and supporting cone · GE Aviation Czech s.r.o. M601E-11, M601E-11A and M601F. Effective Aug 18, 2015 Historical (superseded or no longer in force): - [AD 2024-06-02](https://openairdocs.org/ad/2024-06-02) (historical): Engine Mount Section; Turbine Engine Compressor Section · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Apr 11, 2024 - [AD 2021-13-07](https://openairdocs.org/ad/2021-13-07) (historical): Engine (Turbine/Turboprop) · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Jun 30, 2021 - [AD 2018-03-22](https://openairdocs.org/ad/2018-03-22) (historical): Turbine Section · GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A and 3 more. Effective Mar 21, 2018 - [AD 2016-07-13](https://openairdocs.org/ad/2016-07-13) (historical): Engine power turbine (PT) disk · GE Aviation Czech s.r.o. M601E-11. Effective Apr 22, 2016 ## Registered aircraft (8) - [N193CG](https://openairdocs.org/aircraft/N193CG): [Leading Edge Air LLC](https://openairdocs.org/faa-owner/LEADING%20EDGE%20AIR%20LLC), [Highlands Ranch, CO](https://openairdocs.org/faa-place/CO/Highlands%20Ranch), built 2009, S/N LIV-487 - [N401KR](https://openairdocs.org/aircraft/N401KR): [East Air Aviation LLC](https://openairdocs.org/faa-owner/EAST%20AIR%20AVIATION%20LLC), [Cullman, AL](https://openairdocs.org/faa-place/AL/Cullman), built 1991, S/N 401-0813 - [N401NE](https://openairdocs.org/aircraft/N401NE): [Bender Jace Edwin Fredrick](https://openairdocs.org/faa-owner/BENDER%20JACE%20EDWIN%20FREDRICK), [Humphrey, NE](https://openairdocs.org/faa-place/NE/Humphrey), built 1994, S/N 401B0960 - [N54XE](https://openairdocs.org/aircraft/N54XE): [Saxe Michael](https://openairdocs.org/faa-owner/SAXE%20MICHAEL), [College Station, TX](https://openairdocs.org/faa-place/TX/College%20Station), built 2025, S/N L-IV-PT-511 - [N703TH](https://openairdocs.org/aircraft/N703TH): [Munich Hans W DBA](https://openairdocs.org/faa-owner/MUNICH%20HANS%20W%20DBA), [Yakutat, AK](https://openairdocs.org/faa-place/AK/Yakutat), built 1966, S/N 456 - [N751WC](https://openairdocs.org/aircraft/N751WC): [Valley Spraying Service LLC](https://openairdocs.org/faa-owner/VALLEY%20SPRAYING%20SERVICE%20LLC), [Gann Valley, SD](https://openairdocs.org/faa-place/SD/Gann%20Valley), built 1989, S/N R1820033 - [N773D](https://openairdocs.org/aircraft/N773D): [Ce-Air Inc](https://openairdocs.org/faa-owner/CE-AIR%20INC), [Argyle, IA](https://openairdocs.org/faa-place/IA/Argyle), built 1985, S/N 773B - [N845X](https://openairdocs.org/aircraft/N845X): [Central Copters Inc](https://openairdocs.org/faa-owner/CENTRAL%20COPTERS%20INC), [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman), built 2006, S/N 0585206 ## NTSB investigations (2) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB ANC22LA035](https://openairdocs.org/ntsb/ANC22LA035), May 24, 2022: Dehavilland DHC-3 (N703TH), Yakutat, AK, substantial damage. Probable cause: The pilot’s failure to determine the actual weight and balance of the airplane before departure, which resulted in the airplane being operated outside of the aft center of gravity limits and the… - [NTSB CHI08CA262](https://openairdocs.org/ntsb/CHI08CA262), Aug 23, 2008: Schweizer G-164B (N773D), Nielsville, MN, substantial damage. Probable cause: The pilot's failure to maintain directional control of the airplane during the crosswind landing. Factors associated with the accident were the crosswind and the rough terrain. ## FAA accident and incident reports (6) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 20220524007989A](https://openairdocs.org/incident/20220524007989A), May 24, 2022: Dehavilland DHC-3T (N703TH), Yakutat, AK, Substantial damage. On 24 may 2022, DHC-3T N703TH departed Yakutat AK with cargo and 3 passengers. Pilot noted need for more forward trim on takeoff. Enroute pilot noted tail… - [Incident 20190709009509I](https://openairdocs.org/incident/20190709009509I), Jul 9, 2019: Schweizer Aircraft Corp G-164B (N773D), Blanchard, MI, Minor damage. On July 9, 2019 at approximately 6:30 eastern daylight time, a Schweizer G-164B aircraft, N773D, registered to a commercial agricultural aircraft operator… - [Incident 20160205000839I](https://openairdocs.org/incident/20160205000839I), Feb 5, 2016: Rosel George F LANCAIR IV-PT (N193CG), Goodland, KS, Minor damage. On 2/5/16 the aircraft was enroute from denver, co (apa) to olathe, KS (ixd). Approximately 30 minutes into the flight, the aircraft left pilot window cracked… - [Incident 20090801049229I](https://openairdocs.org/incident/20090801049229I), Aug 1, 2009: Thrush S2RHGT65 (N121GE), Knox, IN, No damage. Pilot reported a loss of power and requested the nearest airfield as soon as possible. Post landing engine inspection revealed the gas turbine section had what… - [Accident 20080823846379A](https://openairdocs.org/incident/20080823846379A), Aug 23, 2008: Scwzer G164B (N773D), Nielsville, MN, Substantial damage. (-23) Finished spraying field and was landing on a grass runway. Touched down on left main. Aircraft went off into the field, skidded to a stop. - [Incident 19880520041979I](https://openairdocs.org/incident/19880520041979I), May 20, 1988: Airtrc AT400A (N3159S), Earle, AR, Minor damage. Left main landing gear struck a levee on a spray run and collapsed when the airplane landed. ## Service difficulty reports (24) As reported by operators and repair stations, by the model named in the report. - [SDR CA140618003](https://openairdocs.org/sdr/CA140618003), Jun 16, 2014: ENGINE. FAILED. (CAN) SHORTLY AFTER TAKEOFF FROM OUR BASE OF OPERATION OUR DHC-3T OTTER ON FLOATS HAD FLAMES SHOOT OUT OF BOTH OF THE EXHAUST STACKS AND THEN THE PROPELLER RAPI - [SDR CA140214006](https://openairdocs.org/sdr/CA140214006), Feb 14, 2014: SKIN. CRACKED. (CAN) UPON COMPLETING WING INSPECTION ACCESS HOLES INSTALLATION 5 CORRUGATED SKINS WERE FOUND CRACKED. - [SDR CA140214008](https://openairdocs.org/sdr/CA140214008), Feb 12, 2014: SPAR. CORRODED. (CAN) ON REPLACING WING CORRUGATIONS ON THE WINGS THE FRONT SPAR PLATE AT APPROXIMATELY BS 70 WAS FOUND CORRODED. - [SDR CA130627011](https://openairdocs.org/sdr/CA130627011), Jun 26, 2013: BAR. CRACKED. (CAN) UPON REPLACEMENT OF THE AFT SPREADER BAR, THE FRONT SPREADER BAR WAS FOUND TO BE CRACKED AT THE FLOAT ATTACH POINT. WE DECIDED TO REMOVE 1 FROM ANOTHER SE - [SDR 2013FA0000205](https://openairdocs.org/sdr/2013FA0000205), Apr 1, 2013: BLADES. BROKEN. REPORTED THAT AFTER LANDING, PROPELLER SLOWED DOWN QUICKER THAN NORMAL. DURING SHUTDOWN THE PROPELLER DID NOT FEATHER AND CAME TO LOW SPEED STOP. INSPECTION OF - [SDR CA121009012](https://openairdocs.org/sdr/CA121009012), Oct 3, 2012: BRACKET. BROKEN. (CAN) THE PART DESCRIBED IS A FLYING WIRE ATTACHMENT AT THE BASE OF THE LT FLOAT REAR STRUT POSITION. BEFORE THE FIRST FLIGHT OF THE DAY 1. PILOTS NOTICED THE L - [SDR CA130306008](https://openairdocs.org/sdr/CA130306008), Jun 6, 2012: BLADE. DAMAGED. (CAN) PILOT REDUCED POWER TO IDLE AT TOUCHDOWN, HE NOTED PROP RPM DECAY BELOW NORMAL. ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED, PROP THEN STOPPED TURNING BUT D - [SDR CA120405002](https://openairdocs.org/sdr/CA120405002), Apr 5, 2012: ACTUATOR. UNSERVICEABLE. (CAN) A FAILURE OF THE TRIM ACTUATOR, PN C3CF290-9, CAUSED A RUNAWAY TRIM CONDITION DURING THE ACFT INITIAL CLIMB. ADDITIONAL INFORMATION TO BE PROVIDED FOLLOWI - [SDR CA110930010](https://openairdocs.org/sdr/CA110930010), Sep 14, 2011: BAR. CORRODED. (CAN) FLOAT INSTALLATION THE REAR SPREADER BAR EXHIBITED SIGNS OF CORROSION PRODUCT EXITING THE HOLLOW TUBE ASSY. FURTHER INTERNAL INVESTIGATION REVEALED SEVERE - [SDR CA110929016](https://openairdocs.org/sdr/CA110929016), Jul 21, 2011: BRACKET. CRACKED. (CAN) ON VISUAL INSP, THE LOWER RUDDER BRACKET FLANGE EXTRUSION WAS FOUND TO BE CRACKED AT THE REAR RADIUS ADJACENT TO THE RUDDER PUSH PULL ROD END ATTACH POINT - [SDR CA101104013](https://openairdocs.org/sdr/CA101104013), Nov 2, 2010: BUSHING. CORRODED. (CAN) REAR FUEL CELL SUMP PANEL HAS A CORRODED SUMP DRAIN PLUG BUSHING. PANEL REPLACED WITH NEW UNIT. - [SDR CA101115014](https://openairdocs.org/sdr/CA101115014), Nov 2, 2010: RETAINER. LOOSE. (CAN) RIVETS HOLDING THE ELEVATOR QUADRANT ASSEMBLY TOGETHER WERE FOUND LOOSE, ESPECIALLY AROUND THE BEARING PIVOT RETAINER. QUADRANT REPLACED WITH REPAIRED UNI - [SDR CA101115016](https://openairdocs.org/sdr/CA101115016), Nov 2, 2010: ATTACH BOLT. BENT. (CAN) DURING QUADRANT INSPECTION/REPLACEMENT (CF-85-04) IT WAS NOTED THAT THE SPECIAL BOLT NAS1954-24D THAT ATTACHES THE ELEVATOR PUSH PULL ROD TO THE QUADRANT - [SDR CA101115018](https://openairdocs.org/sdr/CA101115018), Nov 2, 2010: LUG. WORN. (CAN) BOTH UPPER AND LOWER ATTACH LUGS WERE REPLACED DUE TO WEAR AT THE STRUT ATTACH BOLT HOLE. THE WEAR WAS NOTICEABLE IF YOU MOVED THE WING TIP FOR AND AFT WH - [SDR CA101115019](https://openairdocs.org/sdr/CA101115019), Nov 2, 2010: BUSHING. CORRODED. (CAN) FUEL SUMP DRAIN BUSHING CORRODED AT FUEL DRAIN COCK. FUEL SUMP ASSEMBLY REPLACED WITH NEW UNIT. - [SDR CA101115022](https://openairdocs.org/sdr/CA101115022), Nov 2, 2010: BAR. CRACKED. (CAN) CRACK LOCATED PARALLEL TO LUG ATTACHMENT ON FORWARD SPREADER BAR TUBE. NEW FORWARD SPREADER BAR ASSEMBLY INSTALLED. - [SDR CA101104014](https://openairdocs.org/sdr/CA101104014), Oct 25, 2010: ROLL PIN. SHEARED. (CAN) SEAT HEIGHT LOCK PIN FOUND SHEARED MID SHAFT AT ROLL PIN STOP LOCATION. LOCK PIN REPLACED WITH NEW UNIT. - [SDR CA101013003](https://openairdocs.org/sdr/CA101013003), Oct 10, 2010: COOLER. LEAKING. COOLER FOUND TO BE LEAKING DURING FLIGHT MODE. COOLER REPLACED WITH O/H UNIT. - [SDR CA100812020](https://openairdocs.org/sdr/CA100812020), Aug 7, 2010: DISPLAY. UNSERVICEABLE. ON START UP AT THE FIRST FLIGHT OF THE DAY, THE MULTIFUNCTION DISPLAY SCREEN WOULD NOT COME ON LINE. TROUBLESHOOTING INDICATED THAT THE SCREEN HAD POWER AND A G - [SDR 2010FA0000713](https://openairdocs.org/sdr/2010FA0000713), Jun 17, 2010: ANGLE. CRACKED. THE CRACK DEVELOPED FROM THE TOP DOWN IN THE CORNER OF THE ANGLE FOR APPROX 1 INCH. IT HAS FLOWN FOR 91 HRS SINCE THE LAST INSP AT WHICH TIME NO CRACK WAS APPAR - [SDR 2010FA0000510](https://openairdocs.org/sdr/2010FA0000510), May 21, 2010: WHEEL HALF. SHEARED. WHEEL ASSY INNER FLANGE FAILED INFLT. FLANGE BROKE INTO SEVERAL PIECES. TIRE (TUBE TYPE) PUSHED INWARD & PUSHING THE FLANGE PIECES INTO BRAKE ROTOR & DEPRESSED - [SDR CA090611004](https://openairdocs.org/sdr/CA090611004), May 30, 2009: GEAR. FAILED. (CAN) REAR CHIP DETECTIOR LIGHT ILLUMINATED 15 MINUTES PRIOR TO LANDING ACFT. METAL WAS FOUND IN REAR CHIP DETECTOR AND REAR CHIP DETECTOR SCREEN, ENGINE REMOVE - [SDR CA070606004](https://openairdocs.org/sdr/CA070606004), Jun 5, 2007: ROD END. BROKEN. (CAN) PILOT COULD NOT GET GEAR DOWN INDICATION, BUT COULD GET GEAR UP AND LOCKED INDICATION. WATER LANDING CARRIED OUT. MAINT FOUND LT NOSE GEAR WOULD NOT EXTEN - [SDR CA040923004](https://openairdocs.org/sdr/CA040923004), Sep 4, 2004: TIE ROD. BROKEN. (CAN) PILOT NOTICED TIE ROD BROKEN UPON RETURN TO BASE. NO DIFFICULTY WITH THIS LANDING OR PREVIOUS LANDINGS WHERE NOTED BY PILOT. PART WAS REPLACED AND AIRCRAF --- 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.