Continental GTSIO-520-L

Service difficulty reports · 139

Newest first. General aviation reporting is voluntary.

Query with SQL
duckdb -csv -c "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 = 'GTSIO520L'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 2024FA0000146Propeller · overspeedRIGHT PROP GOVERNOR FAILED APPROACHING LEVEL OFF FROM CLIMB. ENGINE SPIKED TO OVER 6,000 RPM, ENGINE RUINED, BROUGHT PROP CONTROL BACK TO NO AVAIL. THROTTLE BACK AND MIXTURE BACK TO GET ENGINE RPM DOWN. VISUAL PROP COMPLETELY ?AT, PROP WOULD NOT FEATHER, RIDec 8, 2023 · N146T · Cessna 421C · Propeller SystemSDR 2023FA0000268Cylinder · splitAN OCCURRENCE WAS REPORTED THAT HAPPENED AT RALEIGH AIRPORT (RDU), ON THE 05/09/2023 AT 1715 EDT. THE SAID AIRCRAFT, N382BW HAD JUST GOTTEN AIRBORNE AND RECEIVED AN ADVISORY FROM ATC THAT SMOKE WAS STREAMING FROM THE LEFT ENGINE. AIRSPEED WAS AT 97 KNOTS AND TMay 18, 2023 · N382BW · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 2023F00043Cylinder · seizedWHILE IN CRUISE FLIGHT AT 19,000 FT, PILOT NOTICED THE RIGHT ENGINE SURGING. HE SUSPECTED IT WAS A FAILED FUEL PUMP AND WHILE ATTEMPTING TO REMEDY THE SITUATION, HE THEN NOTICED MAP DROPPING AND A COMPLETE LOSS OF OIL PRESSURE. THAT IS WHEN HE DECIDED TO SHUT Jan 26, 2023 · N421J · Cessna 421C · Powerplant SystemSDR 2020FA0000524Gear · disconnectedPILOT NOTED THAT RIGHT ALTERNATOR FAILED IN FLIGHT. POST FLIGHT INSPECTION FOUND ENGINE GEAR, ALTERNATOR DRIVE, RETAINING BOLTS WERE NOT INSTALLED AND TWO WERE FOUND RESTING ON THE ALTERNATOR MOUNTING POINT INSIDE ENGINE CASE. OTHER TWO BOLTS WERE NOT FOUND,Nov 25, 2020 · N421BR · Cessna 421C · Engine (Reciprocating)SDR 6DFA2019042319001Heater · odorSMOKE IN CABIN DURING CRUISE. PIC TURNED ON HEATER AND FAN SWITCHES. NO HEAT, BUT FAINT BURNING SMELL. PIC LOOKED BACK SAW SMOKE AND SECURED HEATER.Apr 19, 2019 · N421LE · Cessna 421C · Heating SystemSDR 2018FA0000484Connector · unsecureLEFT ENGINE TACHOMETER GENERATOR CANNONPLUG VIBRATED LOOSE DUE TO NOT BEING SAFETIED AND FROM VIBRATION OF ENGINE. CANNON PLUG REATTACHED AND SAFETIED. GROUND RAN ENGINE AND OPERATED NORMALLY. SUGGEST VERIFICATION OF CANNON PLUG BEING SAFTIED DURING NORMAL MAINov 16, 2018 · N200DC · Cessna 421C · Engine Indicating System WiringSDR 1TLR20180425001Throttle Body · leakingDURING ANNUAL INSPECTION ENGINE RUNS, NOTICED FUEL LEAK EMINATING FROM THROTTLE BODY FUEL CONTROL SHAFT. LOCATION OF THE FUEL LEAK IS RIGHT ABOVE EXHAUST MANIFOLD.Apr 25, 2018 · N212R · Cessna 421C · Fuel Controlling SystemSDR 2017FA0000615Case · crackedENGINE CASE HAS A THREE INCH CRACK BETWEEN THE NR 1 AND 3 CYLINDERS.Dec 1, 2017 · N6858 · Reciprocating Engine Power SectionSDR 2017FA0000517Drive Shaft · shearedPILOT REPORTED ON APPROACH TO LANDING, A MOMENTARY RIGHT ENGINE POWER FLUCTUATION, FOLLOWED BY RIGHT ALTERNATOR FAILURE, LANDED WITHOUT INCIDENT. POST FLIGHT MAINTENANCE FOUND ALTERNATOR DRIVE SHAFT SHEARED NEAR ALTERNATOR STATOR. THE ALTERNATOR DRIVE COUPLEROct 18, 2017 · N88606 · Cessna 421C · AC Generator-AlternatorSDR 2017FA0000364Lifter · spalledBOTTOM SURFACE OF LIFTERS SPALLING CAUSING DAMAGE TO CAMSHAFT.Mar 17, 2017 · N6794D · Cessna 421C · Reciprocating Engine Cylinder SectionSDR TO3R20170214001Air Filter · separatedOUR CUSTOMER REPORTED UNEVEN IDLE AND ERRATIC EGTS ON ALL CYLINDERS. AFTER TROUBLESHOOTING WE FOUND THAT ONE OF THE FILTERS WE REPLACED AT THE AIRCRAFTS LAST ANNUAL (18 HOURS AGO)HAD LOST THE INBOARD FELT SEAL AND PARTICLES WERE FOUND THROUGHOUT UPPER DECK REFeb 14, 2017 · N999DM · Cessna 421C · Engine Air Intake SystemSDR 2016FA0000278Cylinder Head · crackedPILOT WAS IN CRUISE AND THE RT ENGINE STARTED TO VIBRATE. AN ALTERNATE AIRPORT WAS SELECTED AND ENROUTE THE ENGINE STARTED TO LOOSE POWER. MAINTENANCE PERSONNEL REMOVED THE COWLING AND NOTED THAT THE NR 6 CYLINDER HEAD WAS SEPARATED FROM THE BARREL. CYLINDEJun 7, 2016 · N421AN · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 2016FA0000085Tube · leakingPILOT NOTED AN OIL LEAK ON THE LEFT ENGINE WHILE IN CRUISE FLIGHT AND REDUCED POWER WITH AN UNEVENTFUL LANDING PERFORMED. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND A LARGE HOLE IN THE BREATHER TUBE BETWEEN THE COMPRESSOR AND TURBINE LEAKING OIL AS WELL AS Jan 4, 2016 · N421FN · Cessna 421C · Turbine Engine Oil SystemSDR 2015FA0000480Engine · power lossLOSS OF POWER DURING CRUISE WITH A SUBSEQUENT UNSCHEDULED LANDING.Oct 6, 2015 · N6161X · Cessna 421C · Engine (Reciprocating)SDR NF2R201812210003Lifter · galledTHE LEFT ENGINE LIFTER ARE PITTED.Sep 4, 2015 · N421JH · Cessna 421C · Reciprocating Engine Cylinder SectionSDR YN8R201504280001Bearing · wornPILOT REPORTED NORMAL MAG DROP PRIOR TO DEPARTURE. IN CRUISE FLIGHT, PILOT FELT A SHUDDER IN THE AIRCRAFT AND LOST SOME POWER IN THE LEFT ENGINE. THIS WAS HIS DESTINATION. WE REMOVED THE COWLING ON THE LEFT ENGINE, REMOVED THE RT MAG AND FOUND IT VERY HARD Apr 21, 2015 · N421RS · Cessna 421C · Magneto/DistributorSDR 2014FA0000701Crankshaft · brokenCRANKSHAFT BROKEN AT NR 3 MAIN JOURNAL. POSSIBLE INTERNAL FLAW AT MANUFACTURING.Nov 20, 2014 · N8HT · Cessna 421C · Reciprocating Engine Power SectionSDR FAA20140131000002Cylinder · crackedDURING SCHEDULED INSPECTION, NOTICED LIGHT COATING OF OIL TOP FWD CASE. CLEANED AND COMPLIED WITH CSB97-9 DYE CHECK. VERIFIED CRACK FWD TOP OF NR 5 CYLINDER. NOTED FLOW DIVIDER BRACKET BROKEN FWD AND AFT OF MOUNT. 166 HRS. SINCE RAM SERVICEABLE CASE INSTALLJan 9, 2014 · N421RX · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 2013FA0000508Wastegate Valve · separatedTHREADS IN WASTEGATE ACTUATOR FAILED AT OIL FEED LINE, FITTING SEPARATED FORM ACTUATOR RELEASING ALL OIL FROM LT ENGINE DURING FLIGHT.Jul 29, 2013 · N421TG · Cessna 421C · Exhaust TurbochargerSDR 2013FA0000450Stud · crackedENGINE RUNNING ROUGH UNDER POWER AND NR 5 CYLINDER MONITOR COOLER THAN THE REST. DURING INSPECTION, FOUND FOUR CYLINDER STUDS MISSING AND A GAP BETWEEN CYLINDER BASE AND CRANKCASE. PERFORMED A DYE PENETRATE CHECK ON CASE AND FOUND A CRACK ON FWD TOP STUD.Jun 13, 2013 · N51RX · Cessna 421C · Reciprocating Engine Cylinder SectionSDR F472013F00000Tube · destroyedON LANDING RT MAIN TIRE BLEW. ON TEARDOWN INSPECTION, NOTED TUBE WAS TOTALLY DESTROYED. REPLACED TIRE AND TUBE.Jun 6, 2013 · N789RP · Cessna 421C · Tire TubeSDR 2013FA0000242Cylinder · damagedNR 5 CYLINDER SEPARATED FORM ENGINE IN FLIGHT BENT NR5 ROD AND DAMAGED CASE. PILOT FEATHERED ENGINE ON DECENT AND LANDED WITHOUT INCIDENT.Apr 24, 2013 · N68685 · Cessna 421C · Reciprocating Engine Cylinder SectionSDR CA130401025Crankcase · cracked(CAN) PILOT REPORTED FINDING AN OIL LEAK ON THE RT ENGINE AND ASKED MAINTENANCE TO INVESTIGATE. UPON INVESTIGATION THE SOURCE OF THE OIL WAS FOUND TO BE A CRACK ON THE RT SIDE OF THE CRANKCASE BETWEEN CYLINDER NR 3 & 5. AT LAST ENGINE O/H, THE ENGINE WAS ASSEMar 28, 2013 · Cessna 421C · Reciprocating Engine Power SectionSDR CA130326001Nut · split(CAN) THE PILOT REPORTED THAT DURING A PRE-FLIGHT WALK-AROUND INSPECTION HE FOUND A LOOSE NUT IN THE RT ENGINE COWL. THE NUT WAS FOUND TO BE SPLIT ACROSS THE THREADS, DOWN ITS ENTIRE LENGTH. UPON FURTHER INSPECTION OF THE ENGINE, A FWD GEARBOX UPPER THROUGH Mar 25, 2013 · Cessna 421C · Powerplant SystemSDR 2013FA0000095Cylinder · separatedNR 5 CYLINDER HAD BARREL SEPARATION DURING FLIGHT.Feb 1, 2013 · N88640 · Cessna 421C · Reciprocating Engine Cylinder SectionSDR JBZA20121231005Autopilot Sys · malfunctionedPASSING THROUGH 8000FT MSL, THE AUTOPILOT SYS WENT INTO AN UNCOMMANDED NOSE PITCH OVER RAPID DESCENT. PILOT TRIED THE AUTOPILOT DISCONNECT SWITCH WHILE TRYING TO ARREST THE DESCENT WITH THE ELEVATOR BACK PRESSURE. SWITCH DID NOT DISENGAGE THE AUTOPILOT. TRIDec 26, 2012 · N56RX · Cessna 421C · Autopilot SystemSDR F472012F00000Engine · making metalRT ENGINE LOSS OF POWER ON CLIMBOUT. ENGINE FEATHER. METAL IN OIL FILTER AND OIL PLUG. DAMPNER DOESN`T TRACK TRUE.Nov 25, 2012 · N421RX · Cessna 421C · Engine (Reciprocating)SDR 2012FA0000653Governor · failedAFTER TAKEOFF, THE RT ENGINE PROPELLER WENT INTO A FULL FEATHER. ENGINE SHUTDOWN AUTOMATICALLY AND ONE ATTEMPT TO RESTART WAS MADE WITH NO SUCCESS. A LANDING WAS EXECUTED WITHOUT INCIDENT. SUBSEQUENT GROUND INSPECTION REVEALED AN OIL LEAKAGE AROUND PROPELLER Sep 21, 2012 · N421G · Cessna 421C · Propeller GovernorSDR 2012FA0000447Engine · failedDURING A TEST FLIGHT, HAD A RT ENGINE FAILURE AT APPROX 2500 FT, REDUCED POWER TO 34.5 INCHES OF MAP AND LEANED ENGINES TO APPROX 35 GAL/HR/SIDE. CLIMBING THROUGH 12,000 FT WITH THE POWER SET TO TOP OF THE GREEN ARC. WHILE MONITORING THE ENGINE GAUGES, NOTICJun 20, 2012 · N82JM · Cessna 421C · Engine (Reciprocating)SDR 2012FA0000113Gear · brokenDURING ANNUAL INSPECTION, WHILE COMPLYING WITH AD-07-05-15 (DATED 04/16/07), STARTER ADAPTER 400-HOUR INSPECTION IAW MSB 94-4G, FOUND ONE BROKEN TOOTH ON CAMSHAFT GEAR. ENGINE DISASSEMBLED WITH NO OTHER INDICATIONS FOUND OF RELATED DEFECTS OR DAMAGE INTERNALLFeb 2, 2012 · N311JH · Cessna 421C · Reciprocating Engine Power SectionSDR CA120117002Windshield · cracked(CAN) PILOT`S SIDE, LT, WINDSHIELD, ACRYLIC-HEATED, CRACKED IN-FLIGHT, CRUISE. ACFT WAS DEPRESSURIZED AND LANDED WITHOUT INCIDENT AT CLOSEST SUITABLE AIRPORT.Jan 13, 2012 · Cessna 421C · Flight Compartment WindowsSDR F47A2012F00000Crankcase · crackedUPON INSPECTION OF RT ENGINE, VERIFIED CRACKED RT SIDE CASE, FROM NR 5 TOP CYLINDER, AREA THRU DATA PLATE IE RAM STC SE8338SW-D-SMOX 165.2 HRS.Dec 23, 2011 · N421RX · Cessna 421C · Reciprocating Engine Power SectionSDR U7Z2011F00000Connecting Rod · crackedREMOVED THE ENGINE FROM RT POSITION FOR SHIPMENT BACK DUE TO A DAMAGED CASE. DAMAGE APPEARS TO BE CAUSED BY A FAILED CONNECTING ROD THAT BROKE APART AND PUNCTURED 2 LARGE HOLES IN THE CRANKCASE. BRIEF HISTORY: 325.5 HRS PRIOR TO THE FAILURE OF ENGINE, STARTEOct 12, 2011 · N12RJ · Cessna 421C · Reciprocating Engine Power SectionSDR 2011FA0000660Exhaust Rocker · brokenPILOT STATED HE WAS IN NORMAL CRUISE, WHEN HE SUDDENLY LOST POWER AND NOTICED A VIBRATION FROM THE LT ENGINE. HE IMMEDIATELY FEATHERED THE LT ENGINE AND LANDED. INSP REVEALED THE NR 2 CYL EXHAUST ROCKER WAS SHEARED DUE TO A SUSPECTED CASTING DEFECT.Oct 4, 2011 · N421AD · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 2011F00188Oil System · low pressureNO OIL PRESSURE RIGHT ENGINE. RIGHT ENGINE WOULD NOT COMPLETELY FEATHER.Sep 10, 2011 · N21WU · Cessna 421C · Engine Oil Indicating SystemSDR FMMA20111005001Unknown · malfunctionedNO OIL PRESSURE RIGHT ENGINE. RIGHT PROPELLER WOULD NOT COMPLETELY FEATHER.Sep 10, 2011 · N21WU · Cessna 421C · Propeller Feathering/ReversingSDR FMMA20111005002Retainer · brokenROCKER SHAFT RETAINER BROKE LETTING 1/3 OF RETAINER TO DROB TO BOTTOM OF ROCKER BOX COVER WHERE IT LODGED BETWEEN END OF ROCKER ARM. PUNCHED HOLE IN COVER - LETTING OIL TO ESCAPE. PROB CAUSE: CRACKED AT ASSEMBLY.Sep 10, 2011 · N21WU · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 2011FA0000267Magneto · seizedPILOT REPORTED THE LT ENGINE WAS RUNNING RUFF. THE LT ENGINE WOULD NOT START WHEN TRYING TO TROUBLESHOOT. THE LT MAG HAD SEIZED UP AND DAMAGED THE RUBBER MAG DRIVE BUSHINGS AND MAG DRIVE GEAR RETAINER.Apr 8, 2011 · N5355J · Cessna 421C · Magneto/DistributorSDR F472011F00000Case · cracked10 MILES FROM LANDING, PILOT REPORTED RT ENG ROUGH AFTER TROUBLESHOOTING WITH MAG, FUEL AND PUMPS. NOTICED OIL FROM ACCESS DOOR. ENGINE WAS FEATHERED AND SECURED. MX FOUND CRACKED CASE STARTING AT NR 5 CYLINDER. TOP FWD BASE STUD TO FLOW DIVIDER. (THIS ISMar 28, 2011 · N421RX · Cessna 421C · Reciprocating Engine Power SectionSDR VE72010F00000Lug · brokenACFT SUFFERED NOSE GEAR COLLAPSE NEAR THE END OF ITS ROLL OUT AFTER LANDING. PART OF UPPER MOUNTING BRACKET FOR NOSE GEAR ACTUATOR BROKE FREE OF AIRFRAME RELEASING DOWNLOCK CAUSING NOSE TO DROP. BOTH PROPS MADE CONTACT WITH PAVEMENT STOPPING ENGINES WHILE TUAug 22, 2010 · N87561 · Cessna 421C · Landing Gear ActuatorSDR 2011F00141Journal · mismanufacturedENGINE DEVELOPED A VIBRATION. UPON REMOVAL AND TEARDOWN, IT WAS DISCOVERED THAT THE CAM JOURNALS WERE MISSING THE NECESSARY LUBRICATION CHANNELS. IT IS THE OPINION OF REPAIR STATION+ THAT THE HOLES WERE FILLED WITH A .1875" SOLID MATERIAL CONSISTENT WITH THE Jul 19, 2010 · N42ML · Cessna 421C · Reciprocating Engine Cylinder SectionSDR CA090826009Valve Spring · broken(CAN) CREW REPORTED RT ENG RUNNING ROUGH. UPON INSP, MX FOUND NR5 CYL EXHAUST VALVE SPRING BROKEN. SPRING REPLACED AND ENG GROUND RUN NORMAL.Aug 9, 2009 · Cessna 421C · Reciprocating Engine Cylinder SectionSDR CA090728008Skin · cracked(CAN) DURING INSPECTION, REFERENCED SKIN WAS FOUND CRACKED UNDER NOSE GEAR TRUNNION BEARING SUPPORT BLOCK SPACER. CRACK THAT WAS FORMING FOLLOWED THE EXACT EDGE OF THE SPACER AND WAS APPROX 1/7TH THE PERIMETER LENGTH, OF THE SPACER. SKIN WAS SUBSEQUENTLY REPJun 29, 2009 · Cessna 421C · Fuselage Main, Plate/SkinSDR K4SA200901Distributor Gear · brokenAFTER LEVEL OFF FOR CRUISE, A VIBRATION OR BUFFET WAS NOTED. ALL ENGINE TEMPS AND INDICATIONS APPEARED NORMAL. WAS UNABLE TO IDENTIFY WHICH ENGINE WAS CAUSING VIBRATION/BUFFET. RETURNED TO AIRPORT AND FLIGHT WAS TERMINATED. POST FLIGHT ENGINE RUN-UP REVEALJun 24, 2009 · N421PR · Cessna 421C · Magneto/DistributorSDR 2008FA0000199Case · crackedREMOVED THIS ENGINE FROM THE RT POSITION FOR SHIPMENT BACK TO RAM AC DUE TO A DAMAGED CASE. DAMAGE APPEARS TO BE CAUSED BY A FAILED CONNECTING ROD THAT BROKE APART AND PUNCTURED (2) LARGE HOLES IN THE CRANKCASE. BRIEF ENGINE HISTORY: 347 HOURS PRIOR TO THE FMar 18, 2008 · N12RJ · Cessna 421C · Engine (Reciprocating)SDR 2007FA0000781Crankshaft · failedCRANKSHAFT FAILED NDI SB MSB96-10. (K)Aug 10, 2007 · Reciprocating Engine Power SectionSDR CA070510004Cylinder · broken(CAN) WHEN DOING 100 HRS INSP, FOUND DAMAGE ON COVER VALVE ROCKER CYLINDER NR 4, COVER (PN : 631834) REMOVED AND FOUND RETAINER ROCKER SHAFT (PN: 646032) BROKEN. NEW CYLINDER WAS INSTALLED IN POSITION NR 4. ALSO FOUND CYLINDER NR 2 WITH LOW COMPRESSION (50 PSIApr 20, 2007 · Cessna 421C · Reciprocating Engine Cylinder SectionSDR FAA200612001Cylinder · separatedDURING TAKEOFF ROLL PILOT REPORTED A LOUD POP FROM THE LEFT ENGINE AND THE AIRCRAFT YAWED TO THE LEFT. THE TAKEOFF WAS ABORTED. VISUAL INSPECTION REVEALED THE NUMBER SIX CYLINDER HEAD HAD SEPARATED FROM THE BARREL. THE ENGINE HAD 554 HOURS SINCE OVERHAUL. THISDec 6, 2006 · N93PJ · Cessna 421C · Reciprocating Engine Cylinder SectionSDR 1234567890Adapter · failedFAILURE OF STARTER ADAPTER SHAFT GEAR IN FLIGHT CAUSED ENGINE SURGING AND LOSS OF POWER. PILOT THEN FOLLOWED APPROPRIATE AFM SHUT DOWN PROCEDURES. POST FLIGHT INSPECTION REVEALED FAILURE OF THE STARTER ADAPTER SHAFT GEAR ASSEMBLY RESULTING IN METAL CONTAMINAApr 12, 2006 · N421R · Cessna 421C · Engine StarterSDR N582006F00000Case Half · crackedRT ENGINE WAS SHUTDOWN IN FLIGHT DUE TO EXTREME SHAKING. PROP FEATHERED OK AND AIRCRAFT LANDIED WITHOUT FURTHER INCIDENT. AFTER ENGINE SHUTDOWN PILOT NOTED OIL RUNNING OUT OF ENGINE ON IB SIDE. POST LANDING INSPECTION REVEALED SEPARATED CRACK ABOVE THE NR Feb 10, 2006 · N421RG · Cessna 421C · Reciprocating Engine Power Section
Back to Continental GTSIO-520-L