# Continental IO-540 series - Type: Engine model (FAA registry) - Registry code: 17051 - Manufacturer (registry): CONT MOTOR - Model: IO-540 SER - Engine type: Reciprocating - Power: 380 hp - Installed in: 43 registered aircraft - Page: https://openairdocs.org/engine/continental-io-540-series The registry names only the engine series, so ADs for every model in the series are matched. ## 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. None matched. ## Registered aircraft (43) - [N109DJ](https://openairdocs.org/aircraft/N109DJ): [Lewis Jeffrey R](https://openairdocs.org/faa-owner/LEWIS%20JEFFREY%20R), [Parker, CO](https://openairdocs.org/faa-place/CO/Parker), built 2020, S/N 41650 - [N10RE](https://openairdocs.org/aircraft/N10RE): [Reno Richard A](https://openairdocs.org/faa-owner/RENO%20RICHARD%20A), [Granbury, TX](https://openairdocs.org/faa-place/TX/Granbury), built 2011, S/N 40807 - [N1185T](https://openairdocs.org/aircraft/N1185T): [Belanger Ernest E](https://openairdocs.org/faa-owner/BELANGER%20ERNEST%20E), [Wasilla, AK](https://openairdocs.org/faa-place/AK/Wasilla), S/N 18501971 - [N11VA](https://openairdocs.org/aircraft/N11VA): [Brutsman Ross W](https://openairdocs.org/faa-owner/BRUTSMAN%20ROSS%20W), [Hamilton, MT](https://openairdocs.org/faa-place/MT/Hamilton), built 1975, S/N 20 - [N125KB](https://openairdocs.org/aircraft/N125KB): [Rj Air LLC](https://openairdocs.org/faa-owner/RJ%20AIR%20LLC), [Longwood, FL](https://openairdocs.org/faa-place/FL/Longwood), built 2015, S/N 41352 - [N166GT](https://openairdocs.org/aircraft/N166GT): [Robinson David S Jr](https://openairdocs.org/faa-owner/ROBINSON%20DAVID%20S%20JR), [King William, VA](https://openairdocs.org/faa-place/VA/King%20William), built 2000, S/N 2006 - [N16TJ](https://openairdocs.org/aircraft/N16TJ): [Jean-Louis Lesly G](https://openairdocs.org/faa-owner/JEAN-LOUIS%20LESLY%20G), [Loxahatchee, FL](https://openairdocs.org/faa-place/FL/Loxahatchee), built 2004, S/N 3232034 - [N189SA](https://openairdocs.org/aircraft/N189SA): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1975, S/N 31-7512045 - [N205EN](https://openairdocs.org/aircraft/N205EN): [Rosen Laurence M](https://openairdocs.org/faa-owner/ROSEN%20LAURENCE%20M), [Medford, NJ](https://openairdocs.org/faa-place/NJ/Medford), built 2020, S/N 40356 - [N207DD](https://openairdocs.org/aircraft/N207DD): [Hillyard Robert Keith](https://openairdocs.org/faa-owner/HILLYARD%20ROBERT%20KEITH), [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas), built 1969, S/N 20700049 - [N20AG](https://openairdocs.org/aircraft/N20AG): [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 2000, S/N 2003 - [N2167P](https://openairdocs.org/aircraft/N2167P): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2004, S/N 20608217 - [N224SG](https://openairdocs.org/aircraft/N224SG): [Loveness Ghyrn E](https://openairdocs.org/faa-owner/LOVENESS%20GHYRN%20E), [Mountain View, CA](https://openairdocs.org/faa-place/CA/Mountain%20View), built 2006, S/N ES-157 - [N2391B](https://openairdocs.org/aircraft/N2391B): [Aviation Consultants Inc](https://openairdocs.org/faa-owner/AVIATION%20CONSULTANTS%20INC), [Nashville, TN](https://openairdocs.org/faa-place/TN/Nashville), built 1999, S/N 18280455 - [N249WA](https://openairdocs.org/aircraft/N249WA): [Race Mark](https://openairdocs.org/faa-owner/RACE%20MARK), [Tyler, TX](https://openairdocs.org/faa-place/TX/Tyler), built 1998, S/N 182-80103 - [N251JS](https://openairdocs.org/aircraft/N251JS): [Safe Space Aviation LLC](https://openairdocs.org/faa-owner/SAFE%20SPACE%20AVIATION%20LLC), [Kenosha, WI](https://openairdocs.org/faa-place/WI/Kenosha), built 2006, S/N 11301 - [N3108X](https://openairdocs.org/aircraft/N3108X): [O2 Holdings LLC](https://openairdocs.org/faa-owner/O2%20HOLDINGS%20LLC), [Richmond, TX](https://openairdocs.org/faa-place/TX/Richmond), built 2006, S/N 11298 - [N323DT](https://openairdocs.org/aircraft/N323DT): [Eaton Professionals Inc](https://openairdocs.org/faa-owner/EATON%20PROFESSIONALS%20INC), [Charlotte, MI](https://openairdocs.org/faa-place/MI/Charlotte), built 1977, S/N 32-7740024 - [N324TM](https://openairdocs.org/aircraft/N324TM): [Mustain L Keith](https://openairdocs.org/faa-owner/MUSTAIN%20L%20KEITH), [Oshkosh, WI](https://openairdocs.org/faa-place/WI/Oshkosh), built 2010, S/N 40351 - [N32KD](https://openairdocs.org/aircraft/N32KD): [Nature Coast Aviation LLC](https://openairdocs.org/faa-owner/NATURE%20COAST%20AVIATION%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 41640 - [N331PF](https://openairdocs.org/aircraft/N331PF): [Ruth John P](https://openairdocs.org/faa-owner/RUTH%20JOHN%20P), [New Hill, NC](https://openairdocs.org/faa-place/NC/New%20Hill), built 2021, S/N 1907 - [N333GR](https://openairdocs.org/aircraft/N333GR): [Schulz Jonathan](https://openairdocs.org/faa-owner/SCHULZ%20JONATHAN), [Ripon, WI](https://openairdocs.org/faa-place/WI/Ripon), built 2009, S/N 40301 - [N36AX](https://openairdocs.org/aircraft/N36AX): [North Flight Air LLC](https://openairdocs.org/faa-owner/NORTH%20FLIGHT%20AIR%20LLC), [Ann Arbor, MI](https://openairdocs.org/faa-place/MI/Ann%20Arbor), built 1990, S/N E-2579 - [N433VC](https://openairdocs.org/aircraft/N433VC): [Hillebrand Jarrett G](https://openairdocs.org/faa-owner/HILLEBRAND%20JARRETT%20G), [Troy, IL](https://openairdocs.org/faa-place/IL/Troy), built 2011, S/N 41029 - [N442PR](https://openairdocs.org/aircraft/N442PR): [A&E Aerial LLC](https://openairdocs.org/faa-owner/A%26E%20AERIAL%20LLC), [Texarkana, TX](https://openairdocs.org/faa-place/TX/Texarkana), built 2006, S/N 11278 - [N455JB](https://openairdocs.org/aircraft/N455JB): [Lancair 455jb LLC](https://openairdocs.org/faa-owner/LANCAIR%20455JB%20LLC), [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas), built 2025, S/N LIV-242 - [N48AJ](https://openairdocs.org/aircraft/N48AJ): [Mutts Aviaiton LLC](https://openairdocs.org/faa-owner/MUTTS%20AVIAITON%20LLC), [Austin, TX](https://openairdocs.org/faa-place/TX/Austin), built 2022, S/N 41891 - [N519PJ](https://openairdocs.org/aircraft/N519PJ): [Oliver Richard Allen](https://openairdocs.org/faa-owner/OLIVER%20RICHARD%20ALLEN), [Bolivar, OH](https://openairdocs.org/faa-place/OH/Bolivar), built 2009, S/N 40406 - [N528TR](https://openairdocs.org/aircraft/N528TR): [Peck Ricky C](https://openairdocs.org/faa-owner/PECK%20RICKY%20C), [Snyder, TX](https://openairdocs.org/faa-place/TX/Snyder), built 2021, S/N 40506 - [N669SC](https://openairdocs.org/aircraft/N669SC): [Transcare Ambulance Services Inc](https://openairdocs.org/faa-owner/TRANSCARE%20AMBULANCE%20SERVICES%20INC), [Marion, IN](https://openairdocs.org/faa-place/IN/Marion), built 2006, S/N 11316 - [N684JK](https://openairdocs.org/aircraft/N684JK): [Tta Logistics LLC](https://openairdocs.org/faa-owner/TTA%20LOGISTICS%20LLC), [Christiansted, VI](https://openairdocs.org/faa-place/VI/Christiansted), S/N 32-40537 - [N70278](https://openairdocs.org/aircraft/N70278): [Cooper Jeffrey A](https://openairdocs.org/faa-owner/COOPER%20JEFFREY%20A), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1972, S/N 18502090 - [N715JL](https://openairdocs.org/aircraft/N715JL): [Jll Aviation LLC](https://openairdocs.org/faa-owner/JLL%20AVIATION%20LLC), [Front Royal, VA](https://openairdocs.org/faa-place/VA/Front%20Royal), built 2006, S/N 11315 - [N721ZA](https://openairdocs.org/aircraft/N721ZA): [Sky-Vu Flyers Inc](https://openairdocs.org/faa-owner/SKY-VU%20FLYERS%20INC), [Fishers, IN](https://openairdocs.org/faa-place/IN/Fishers), built 2004, S/N 18281439 - [N744RW](https://openairdocs.org/aircraft/N744RW): [Sky King LLC](https://openairdocs.org/faa-owner/SKY%20KING%20LLC), [Winfield, IL](https://openairdocs.org/faa-place/IL/Winfield), built 2006, S/N 11297 - [N77FX](https://openairdocs.org/aircraft/N77FX): [Real Estate Helicopter Flight Services Inc](https://openairdocs.org/faa-owner/REAL%20ESTATE%20HELICOPTER%20FLIGHT%20SERVICES%20INC), [Virginia Beach, VA](https://openairdocs.org/faa-place/VA/Virginia%20Beach), S/N 11270 - [N787ES](https://openairdocs.org/aircraft/N787ES): [Chamberlain Phillip L](https://openairdocs.org/faa-owner/CHAMBERLAIN%20PHILLIP%20L), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), built 2011, S/N 40357 - [N78PH](https://openairdocs.org/aircraft/N78PH): [Florida Topsoil Inc](https://openairdocs.org/faa-owner/FLORIDA%20TOPSOIL%20INC), [Jacksonville, FL](https://openairdocs.org/faa-place/FL/Jacksonville), built 1986, S/N CE-1100 - [N823DJ](https://openairdocs.org/aircraft/N823DJ): [Hill Robert L](https://openairdocs.org/faa-owner/HILL%20ROBERT%20L), [Kenmore, WA](https://openairdocs.org/faa-place/WA/Kenmore), built 1975, S/N 05 - [N826CB](https://openairdocs.org/aircraft/N826CB): [Brazos River Helicopters LLC](https://openairdocs.org/faa-owner/BRAZOS%20RIVER%20HELICOPTERS%20LLC), [Haskell, TX](https://openairdocs.org/faa-place/TX/Haskell), built 2006, S/N 11288 - [N868RS](https://openairdocs.org/aircraft/N868RS): [Wateractive43 LLC](https://openairdocs.org/faa-owner/WATERACTIVE43%20LLC), [Auburn, CA](https://openairdocs.org/faa-place/CA/Auburn), built 2000, S/N 2001 - [N88XL](https://openairdocs.org/aircraft/N88XL): [Hilker David](https://openairdocs.org/faa-owner/HILKER%20DAVID), [Cimarron, KS](https://openairdocs.org/faa-place/KS/Cimarron), built 2006, S/N 81828 - [N907KM](https://openairdocs.org/aircraft/N907KM): [Frahm Kenneth James](https://openairdocs.org/faa-owner/FRAHM%20KENNETH%20JAMES), [Wasilla, AK](https://openairdocs.org/faa-place/AK/Wasilla), built 2022, S/N B16-32/33-1530 ## NTSB investigations (10) 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 CEN25LA359](https://openairdocs.org/ntsb/CEN25LA359), Aug 31, 2025: Robinson Helicopter R44 II (N442PR), Nashville, AR, substantial damage. Probable cause: The pilot’s inadequate fuel planning which resulted in a total loss of power due to fuel exhaustion. Contributing to the accident was the landing zone being unlit. - [NTSB ERA24LA244](https://openairdocs.org/ntsb/ERA24LA244), Jun 1, 2024: Ruth Hummingbird (N331PF), New Hill, NC, substantial damage. Probable cause: The pilot's failure to maintain control of the helicopter while hovering. - [NTSB GAA17CA450](https://openairdocs.org/ntsb/GAA17CA450), Jul 31, 2017: Robinson Helicopter R44 (N344MM), Dunlap, IL, substantial damage. Probable cause: The pilot’s failure to visually confirm that the helicopter was disconnected from hoses during refueling operations. Contributing to the accident was the pilot’s and ground crew’s misunderstanding of… - [NTSB GAA17CA165](https://openairdocs.org/ntsb/GAA17CA165), Feb 19, 2017: Robinson Helicopter R44 (N804DF), Spofford, TX, substantial damage. Probable cause: The pilot's decision to hover-taxi out of the hangar and his subsequent failure to maintain clearance from the hangar. - [NTSB GAA15CA232](https://openairdocs.org/ntsb/GAA15CA232), Jul 16, 2015: Robinson Helicopter R44 II (N804DF), Prairie Lea, TX, substantial damage. Probable cause: The pilot's failure to maintain rotor rpm, resulting in an uncontrolled descent and collision with trees. - [NTSB ANC10FA048](https://openairdocs.org/ntsb/ANC10FA048), Jun 2, 2010: Cessna U206F (N59352), Anchorage, AK, substantial damage, 1 fatal. Probable cause: The pilot’s decision to load the airplane well beyond its allowable weight and center of gravity limits, resulting in a loss of control during the initial climb. Contributing to the severity of the… - [NTSB DFW08CA177](https://openairdocs.org/ntsb/DFW08CA177), Jul 5, 2008: Robinson R44 II (N804DF), Canyon Lake, TX, substantial damage. Probable cause: A total loss of tail rotor effectiveness. Contributing to the accident was the pilot's improper decision to operate inside the height velocity curve. - [NTSB CHI08CA177](https://openairdocs.org/ntsb/CHI08CA177), Jul 4, 2008: Robinson R44 II (N31138), Ottawa, IL, substantial damage. Probable cause: The pilot's failure to maintain clearance from the power transmission lines. Contributing to the accident was the unmarked power transmission lines. - [NTSB ANC03CA114](https://openairdocs.org/ntsb/ANC03CA114), Aug 14, 2003: Cessna 206 (N59352), Ketchikan, AK, substantial damage. Probable cause: The pilot's selection of an unsuitable takeoff area, which resulted in an in-flight collision with ocean waves. A factor associated with the accident was large waves/swells. - [NTSB DEN99LA167](https://openairdocs.org/ntsb/DEN99LA167), Sep 19, 1999: Piper PA-32-300 (N323DT), Rifle, CO, substantial damage. Probable cause: The pilot's failure to maintain aircraft control during landing roll. Factors were the strong crosswind weather conditions, and the runway sign that the airplane impacted. ## FAA accident and incident reports (14) 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 20250830020649A](https://openairdocs.org/incident/20250830020649A), Aug 30, 2025: Robinson Helicopter Company R44 II (N442PR), Nashville, AR, Substantial damage. The pilot reported that while en route to his home, about two minutes from his planned landing zone, the low-fuel light illuminated. He flew past the intended… - [Accident 20240531019879A](https://openairdocs.org/incident/20240531019879A), May 31, 2024: John Preston Ruth HUMMINGBIRD 300L (N331PF), New Hill, NC, Substantial damage. During sequential hovering to track main rotor blades, aircraft was difficult to control. PIC reported cyclic moving in a semicircular motion periodically in a… - [Accident 20170731012729A](https://openairdocs.org/incident/20170731012729A), Jul 31, 2017: Robinson Helicopter Company R44 II (N344MM), Dunlap, IL, Substantial damage. Narrative of sequence of events relative to the accident: A Robinson R-44 helicopter engaged in agricultural operations departed from a nurse truck platform… - [Accident 20170219001049A](https://openairdocs.org/incident/20170219001049A), Feb 19, 2017: Robinson Helicopter Company R44 II (N804DF), Spofford, TX, Substantial damage. Airman hovered an R-44 helicopter inside a hangar with the intent of repositioning outside the hangar for a flight to another airfield. Aircraft rotor system… - [Accident 20150716014379A](https://openairdocs.org/incident/20150716014379A), Jul 16, 2015: Robinson Helicopter Company R44 II (N804DF), Fentress, TX, Substantial damage. After conducting a downwind manuvering turn the low rotor RPM alert came on. Due to low altitude the pilot was unable to recover and made a hard landing from… - [Incident 20140922019089I](https://openairdocs.org/incident/20140922019089I), Sep 22, 2014: Iar Sa Brasov IAR 823 (N11VA), Perry, MO, No damage. Aircraft brasov Iar 823 s/n 20 N11VA departed georetown municipal gtu 09/22/2014 @08:30 CDT VFR headed to baldwin field uin. 3 1/2 hours in flight engine quit,… - [Accident 20100601035419A](https://openairdocs.org/incident/20100601035419A), Jun 1, 2010: Cessna U206F (N59352), Anchorage, AK, Destroyed, 1 fatal. Aircraft initiated flight at Merrill Field Airport Anchorage, AK. Aircraft was taking off from runway 25 heading west. Aircraft was witnessed having trouble… - [Accident 20080705839879A](https://openairdocs.org/incident/20080705839879A), Jul 5, 2008: Robsin R44RAVENII (N804DF), Spring Branch, TX, Substantial damage. (-23) On July 5, 2008, at approximately 1600 CDT, a Robinson R44 helicopter, N804DF, sustained substantial damage when it landed hard after loss of tail rotor… - [Accident 20080704843249A](https://openairdocs.org/incident/20080704843249A), Jul 4, 2008: Robsin R44RAVENII (N31138), Wedron, IL, Substantial damage. (-23) On July 4, 2008, at about 1820 CDT, at Wedron, Illinois, [privacy data omitted] was pilot-in-command of Robinson R-44, N31138, providing a sight-seeing… - [Incident 20070720019199I](https://openairdocs.org/incident/20070720019199I), Jul 20, 2007: Ica IAR823 (N823DJ), Auburn/Lewisto, ME, Minor damage. (-23) Pilot reported upon landing, found that he forgot to put the gear down. - [Incident 20070430014079I](https://openairdocs.org/incident/20070430014079I), Apr 30, 2007: Socata TB20TRINIDAD (N166GT), Sevierville, TN, Minor damage. (-23) The pilot stated that "after a normal landing, having rolled approximately 200 yards, the nose landing gear slowly collapsed. Minor damage was done to… - [Accident 20030813036649A](https://openairdocs.org/incident/20030813036649A), Aug 13, 2003: Cessna U206F (N59352), Francis Cove, AK, Substantial damage. (-23) While taking off from Francis Cove with three passengers on board the aircraft struck a swell and was launched about 15 feet into the air. The aircraft… - [Accident 19990919026869A](https://openairdocs.org/incident/19990919026869A), Sep 19, 1999: Piper PA32300 (N323DT), Rifle, CO, Substantial damage. (.19) On September 19, 1999, at 1615 mountain daylight time, a Piper PA-32-300, N323DT, was substantially damaged during landing at Garfield county regional… - [Incident 19990619035349I](https://openairdocs.org/incident/19990619035349I), Jun 19, 1999: Amtr SEAWIND3000B (N118AL), Chandler, AZ, Minor damage. (-23) From pilot albert g. reach: in response to your request, the following is a notation memorializing an incident I had with my experimental airplane. On 19… ## Service difficulty reports (270, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2026FA0000346](https://openairdocs.org/sdr/2026FA0000346), May 9, 2026: THRUST BUTTON. FAULTED. DURING MAJOR OVERHAUL INSTALLED SUPERIOR ROCKER SHAFT THRUST BUTTONS P/N SL12893.INFORMATION THAT WE RECEIVED STATED THAT FAULTY THRUST BUTTONS WILLFLOAT IN WAT - [SDR 2026FA0000064](https://openairdocs.org/sdr/2026FA0000064), Jan 29, 2026: MAGNETO. FAILED. SLICK MAGNETO (MODEL NR 6350 S/N 15087263) FOLLOWER ARM OF CONTACTOR POINTS BROKE AFTER 76 HOURS SINCE NEW. THE BREAK OCCURRED AT THE BEND ON THE SIDE OF THE SP - [SDR 2024FA0000575](https://openairdocs.org/sdr/2024FA0000575), Aug 7, 2024: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2024FA0000573](https://openairdocs.org/sdr/2024FA0000573), Aug 6, 2024: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2024FA0000577](https://openairdocs.org/sdr/2024FA0000577), Mar 14, 2024: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2024FA0000576](https://openairdocs.org/sdr/2024FA0000576), Mar 6, 2024: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2024FA0000571](https://openairdocs.org/sdr/2024FA0000571), Jan 24, 2024: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2024FA0000570](https://openairdocs.org/sdr/2024FA0000570), Dec 27, 2023: MAGNETO. FAILED. MAGNETO FAILED - [SDR 2022FA0000697](https://openairdocs.org/sdr/2022FA0000697), Nov 14, 2022: STARTER. FIRE. A/C CAME IN FOR A 50HR OIL CHANGE AND ELECTRICAL ISSUES. FOUND THAT UPON INSTALL OF NEW ENGINE, REPAIR STATION REMOVED A JUMPER WIRE FROM A 12V STARTER AGAINST - [SDR 2023FA0000356](https://openairdocs.org/sdr/2023FA0000356), Sep 22, 2022: UNKNOWN. UNKNOWN. AIRCRAFT HAD BEEN PERFORMING MANEUVERS FOR 30 MINUTES. UPON APPROACH TO THE RUNWAY AT LOW ALTITUDE THE ENGINE BEGAN TO SPUTTER AND QUICKLY SHUT DOWN. PILOT MADE - [SDR 2020FA0000430](https://openairdocs.org/sdr/2020FA0000430), Sep 2, 2020: RATCHET SYS. FAILED. ON FINAL FOR LANDING WITH 40 FLAPS SET IN, FLAPS SUDDENLY SNAPPED UP TO NEUTRAL, PLANE DROPPED QUICKLY. FLAP HANDLE WOULD WORK, BUT WOULD NOT CATCH. NO FLAP LAN - [SDR 2020FA0000258](https://openairdocs.org/sdr/2020FA0000258), Feb 6, 2020: MAGNETO. ABNORMAL. LEFT MAGNETO WAS ONLY FIRING ON 3 OF THE 6 CYLINDERS. THE AIRCRAFT IS EQUIPPED WITH A G3I ELECTRONIC IGNITION SYSTEM THAT IS COUPLED TO THE MAGNETOS. THE LEFT M - [SDR 17GR20191108901](https://openairdocs.org/sdr/17GR20191108901), Nov 8, 2019: VALVE. BENT. DURING 50 HOUR INSPECTION NO COMPRESSION ON CYLINDER 4. INSPECTION REVEALED STUCK EXHAUST VALVE AND BENT PUSH ROD. - [SDR 2019FA0000251](https://openairdocs.org/sdr/2019FA0000251), Aug 9, 2019: MAGNETO. DEFECTIVE. MAGNETO ROTOR HAS TWO POLE MAGNET WITH FIXED LOCATION TO KEY OF ROTOR. KEY WAY IS WHAT ALIGNS THE ROTOR MAGNET POLE LOCATIONS TO THE ENGINE TIMING. MAGNET HAS S - [SDR CA190621004](https://openairdocs.org/sdr/CA190621004), Jun 20, 2019: CIRCUIT BREAKER. DEFECTIVE. (CAN) ALTERNATOR 60 AMP.BREAKER WITH INTERNAL RESISTANCE (IN 28V OUT 8V) THIS WILL MAKE THE ALTERNATOR STOP CHARGING.... (TC# 20190621004) - [SDR 2020FA0000124](https://openairdocs.org/sdr/2020FA0000124), Apr 30, 2019: SEAL. DEFORMED. THE OIL RELIEF SPRING WAS DEFORMED AND THE FILTER WAS OFF THE SEAL ALLOWING OIL TO BYPASS THE FILTER. THE ENGINE WAS PROBABLY STARTED WITH COLD OIL CAUSING THE - [SDR 2015FA0000521](https://openairdocs.org/sdr/2015FA0000521), Aug 28, 2015: STUD. WORN. THIS STUD HOLDS IDLER SHAFT WHICH SUPPORTS CRANKSHAFT IDLER GEAR. WHEN STUD FAILED, IDLER GEAR DISENGAGED FROM CAM AND CRANKSHAFT. THIS CAUSED ENGINE TO STOP. - [SDR 2015FA0000501](https://openairdocs.org/sdr/2015FA0000501), Jul 30, 2015: BELT. BROKEN. ACFT LOST ALL ELECTRONIC POWER DUE TO ALTERNATOR BELT BREAKING. ALL NARROW BELTS ARE INSTALLED ON FACTORY INSTALLED AIR CONDITIONING SYS. ALTERNATOR DRIVE BELT - [SDR KC2R2014110300049](https://openairdocs.org/sdr/KC2R2014110300049), Nov 3, 2014: IMPULSE COUPLING. CRACKED. DURING INSPECTION OF IMPULSE COUPLINGS AT "500 HR INSPECTION" , IT WAS DISCOVERED THAT BOTH IMPULSE FLYWEIGHT BASE PLATES SHOWED CRACKS NEAT FLYWEIGHT AXLES. CR - [SDR KC2R1029201449484](https://openairdocs.org/sdr/KC2R1029201449484), Oct 29, 2014: IMPULSE COUPLING. CRACKED. DURING A ROUTINE 500 HR INSPECTION OF THE MAGNETOS, FOUND BOTH IMPULSE COUPLINGS CRACKED AT HUB PLATE, NEAR FULL ADVANCE STOP NOTCH. - [SDR JRUR2014FA0000510](https://openairdocs.org/sdr/JRUR2014FA0000510), Aug 29, 2014: POINTS. LOOSE. OWNER REPORTED HAVING TROUBLE WITH STARTING THE ACFT ENGINE WHILE IT WAS HOT. ACFT WAS JUST RETURNING FROM SERVICE AND WAS DUE A PHASE 1 INSPECTION. REMOVED BOT - [SDR 9JNR20140307002](https://openairdocs.org/sdr/9JNR20140307002), Mar 7, 2014: TAILPIPE. UNDERSIZE. WHILE PERFORMING AD 2013-10-04 TO PREVENT POSSIBILITY OF AN IN-FLIGHT POWER PLANT FIRE DUE TO AN EXHAUST SYSTEM FAILURE ON N1188V A PA-31-350, THE RT ENGINE TUR - [SDR CA131104012](https://openairdocs.org/sdr/CA131104012), Nov 1, 2013: CYLINDER. CRACKED. (CAN) UPON REMOVING ACFT FROM WATER FOR WINTER STORAGE, ACFT ENGINE WAS INHIBITED/SCREEN CHECKED. COMPRESSIONS OF ALL CYLINDER WERE CHECKED, CYLINDER NR 1 WAS C - [SDR IDCR2013FA0000565](https://openairdocs.org/sdr/IDCR2013FA0000565), Sep 27, 2013: BAFFLE. BROKEN. DURING ROUTINE INSPECTION, DISCOVERED BROKEN RIVET IN ENGINE OIL SUCTION SCREEN. BASED ON PREVIOUS EXPERIENCE, KNEW THIS MOST LIKELY CAME FROM A BROKEN OIL SUMP - [SDR 2013FA0000489](https://openairdocs.org/sdr/2013FA0000489), Aug 13, 2013: VALVE. BROKEN. OPERATOR WAS COMPLAINING OF HIGHER THAN NORMAL OIL TEMPERATURES. FOUND VERNATHERM VALVE TO HAVE BROKEN. THE NUT THAT HOLDS THE SEATING VALVE HAD BROKEN OFF THE - [SDR J4YR201304299619](https://openairdocs.org/sdr/J4YR201304299619), Apr 24, 2013: CABLE. FAILED. ON REACHING ROTATION SPEED FOR TAKEOFF, ACFT SUDDENLY LOST PITCH CONTROL AND TAKEOFF WAS ABORTED. AFTER INVESTIGATION THE LT FWD STABILATOR CABLE WAS FOUND TO H - [SDR 2012FA0000783](https://openairdocs.org/sdr/2012FA0000783), Nov 29, 2012: TURNBUCKLE. BROKEN. AFT FUSELAGE ELEVATOR CABLE TURNBUCKLE END, CRACKED AND BROKE OFF AT THE BARREL SIDE IN THE SHANK PART, .6250" BACK FROM THE THREADED PORTION OF THE TURNBUCKLE - [SDR 2013FA0000114](https://openairdocs.org/sdr/2013FA0000114), Jun 20, 2012: SWITCH. STUCK. NOSE GEAR DOWN INDICATOR SWITCH REMAINED STUCK CLOSED AFTER RETRACTION OF GEAR. WHEN GEAR WAS EXTENDED, HYD PRESSURE TO NOSE GEAR STOPPED WHEN MAIN GEAR DOWN LI - [SDR 2012F00096](https://openairdocs.org/sdr/2012F00096), May 20, 2012: CONTROL HANDLE. MALFUNCTIONED. LANDING GEAR LOWERED AND PILOT REPORTED INDICATOR LIGHTS WERE ALL 3 GREEN, THE LANDING GEAR LEVER DID NOT RETURN TO NEUTRAL. PILOT ATTEMPTED TO CYCLE GEAR UP, B - [SDR 2012FA0000277](https://openairdocs.org/sdr/2012FA0000277), Mar 6, 2012: SPARK PLUG. MISMANUFACTURED. INSTALLED NEW MFG FINE WIRE PLUGS IN FEB 2010 AT 1260 HRS TT. NOTICED A PROBLEM WITH THE RESISTORS IN A FEW OF THE PLUGS. NOTICED HARD STARTING WHEN HOT. AT ANN - [SDR 2012FA0000186](https://openairdocs.org/sdr/2012FA0000186), Feb 1, 2012: HUB. CRACKED. LIQUID PENETRANT INDICATION ON THE EXTERNAL SOCKET ON NR 2 BLADE AT 4 O`CLOCK. THIS IS NOT A RADIAL INDICATION. THIS CRACK INDICATION WAS DISCOVERED DURING O/H. - [SDR 2010FA0001217](https://openairdocs.org/sdr/2010FA0001217), Nov 5, 2010: BLADES. SEPARATED. (9C9S) ROTOR BLADE FAILED INSPECTION FOR AD 2007-26-12 AND MFG SB NR72 R44II. - [SDR 2010FA0001218](https://openairdocs.org/sdr/2010FA0001218), Nov 5, 2010: BLADES. DAMAGED. (9C9S) MAIN ROTOR BLADE FAILED INSPECTION FOR AD 2007-26-12 AND MFG SB NR 72, R44II. - [SDR 2010FA0001172](https://openairdocs.org/sdr/2010FA0001172), Oct 21, 2010: IGNITION SWITCH. INOPERATIVE. ACFT LOST ELECTRICAL POWER DURING LANDING, PILOT IN COMMAND NOTICED THE GEAR WAS NOT LOCKED IN THE DOWN POSITION AND DID A GO AROUND. PILOT HAND PUMPED THE GEAR - [SDR 2010FA0001081](https://openairdocs.org/sdr/2010FA0001081), Oct 5, 2010: DISPLAY. FAILED. THE MFD (RT SEAT) WOULD NOT ALLOW FOR FREQUENCY CHANGES ON BOTH THE NAV AND COM. THE PFD (LT SEAT) CONTINUED TO WORK FINE. ONCE THE NEW FREQUENCIES WERE TUNED I - [SDR 2010FA0000497](https://openairdocs.org/sdr/2010FA0000497), May 13, 2010: BAFFLE. CRACKED. DURING ENGINE MAINTENANCE THAT REQUIRED THE REMOVAL OF THE OIL SUMP THE INTERNAL OIL SUMP BAFFLE (P/N 56G23399) WAS FOUND BADLY CRACKED (APPROX. 4" LONG) ON THE - [SDR 2010FA0000211](https://openairdocs.org/sdr/2010FA0000211), Feb 22, 2010: OIL FILTER. INOPERATIVE. WHILETRYING TO TIGHTEN A NEW OIL FILTER ONTO ENGINE, THE FILTER WOULD GET PARTIALLY TIGHT THEN POP LOOSE. REMOVED OIL FILTER TO FIND CENTER MOUNTING STUD HAD BR - [SDR 2010FA0000023](https://openairdocs.org/sdr/2010FA0000023), Jan 6, 2010: DUCT. COLLAPSED. DURING ANNUAL INSP, FOUND DUCT JUST AFT OF INDUCTION FILTER TO BE PARTIALLY COLLAPSED. AFTER REMOVING DUCT, FOUND THE INTERNAL WIRE FORMERS TO BE DISCONNECTED A - [SDR 2009FA0001015](https://openairdocs.org/sdr/2009FA0001015), Oct 29, 2009: VALVE. STUCK. ON START UP AND TAXI OUT OF THE ACFT, EXHAUST AND INTAKE VALVES STUCK. THIS CAUSED BOTH PUSH RODS TO BEND. AND LIFTER PLUNGER WAS LOCKED UP UPON FURTHER INSP. E - [SDR EN02009F00000](https://openairdocs.org/sdr/EN02009F00000), Jun 1, 2009: PUMP. FAILED. FUEL EDP DID NOT MAKE FULL FUEL PRESSURE/GPH AT TAKE OFF RPM. NORMAL TAKEOFF FUEL FLOW ONLY REACHED WHEN AUX FUEL PUMP WAS ON. WHEN AUX PUMP SWITCHED OFF AT TAK - [SDR CA090403011](https://openairdocs.org/sdr/CA090403011), Mar 27, 2009: TIE BOLT. FAILED. (CAN) IT WAS THE USUAL ON TOUCHDOWN, BUT WE HAD A 15-20 KNOT WIND TO HELP SLOW THINGS DOWN AND FOUND THE LANDING NOT REMARKABLE IN ANY WAY. SAME WITH TAKEOFF, T - [SDR 2008FA0000843](https://openairdocs.org/sdr/2008FA0000843), Nov 10, 2008: COWLING. BROKEN. AFTER LIFTOFF, AT APPROX 250 TO 300 FEET AGL THE RT SIDE OF THE UPPER ENGINE COWLING CAME LOOSE AND BROKE OFF AT APPROX THE MIDDLE LT PORTION OF THE COWLING, FA - [SDR 2008FA0000655](https://openairdocs.org/sdr/2008FA0000655), Sep 21, 2008: MUFFLER. CRACKED. MUFFLER WAS HEAT BLISTERED AND CRACKED AT TAIL PIPE TRANSITION. COLLECTOR WAS BURNED THRU UNDER CLAMP AT NR 1 CYLINDER, ALSO HEAT BLISTERED. (K) - [SDR 2008FA0000656](https://openairdocs.org/sdr/2008FA0000656), Sep 21, 2008: MUFFLER. BULGED. MUFFLER FOUND - BULGED - BLISTERED AND HEAT CRACKED AT TAILPIPE TRANSITION. (K) - [SDR 2008FA0000618](https://openairdocs.org/sdr/2008FA0000618), Aug 19, 2008: TANK. LEAKING. THE ACFT OPERATOR DROPPED THE ACFT OFF WITH A COMPLAINT OF A FUEL LEAK IN THE LT WING. THERE WAS EXTERNAL STAINING AT THE IB AFT EDGE OF THE TANK ASSY WHERE IT - [SDR FFK2008F00001](https://openairdocs.org/sdr/FFK2008F00001), Jul 23, 2008: MAGNETO. BROKEN. PILOT REPORTED OIL LEAKING FROM THE ENGINE COWLING AFTER THE LAST FLIGHT OF THE DAY. MAINT TROUBLESHOT PROBLEM TO BE COMING FROM THE DUEL MAGNETO, PN BL-6825601 - [SDR 2008FA0000519](https://openairdocs.org/sdr/2008FA0000519), Jul 17, 2008: CAMSHAFT. WORN. CAMSHAFT LOBES WORN FROM CORROSION PITS. (K) - [SDR 2008FA0000418](https://openairdocs.org/sdr/2008FA0000418), Jun 28, 2008: WHEEL. BROKEN. DIFFICULTY WAS ENCOUNTERED WHILE AN AMT WAS REMOVING THE RETAINING NUT FROM THE AXLE ON THE RT MAIN GEAR OF AC. HE STOPPED AND DEFLATED THE TIRE. THE WHEEL ASSE - [SDR CA080630002](https://openairdocs.org/sdr/CA080630002), Jun 23, 2008: CONTROL COLUMN. CORRODED. (CAN) WHILE CARRYING OUT AN ANNUAL INSP AND SEB 01-3 R1 HEAVY CORROSION WAS FOUND INTERNALLY IN CONTROL YOKE. A/C HISTORY SHOWED FRESH WATER SUBMERSION IN 1982. - [SDR 2008FA0000408](https://openairdocs.org/sdr/2008FA0000408), May 28, 2008: WHEEL. CORRODED. DURING A ROUTINE INSPECTION THE AMT ENCOUNTERED DIFFICULTY WHILE REMOVING THE LT MAIN GEAR WHEEL ASSEMBLY AXLE RETAINING NUT. HE STOPPED AND DEFLATED THE TIRE. All 270: https://openairdocs.org/engine/continental-io-540-series/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.