Continental IO-520-C
Service difficulty reports · 329
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 = 'IO520C' 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.
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 = 'IO520C' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 2023FA0000579Nut · backed outNOTICED A LOSS OF FUEL PRESSURE EN ROUTE. ELECTED TO LAND AT NEAREST SUITABLE AIRPORT. FOUND THAT THE MIXTURE CABLE SUPPORT NUT HAD BACKED OFF AND ALLOWED THE CABLE TO PULL THE MIXTURE ARM TOWARDS LEAN, RESULTING IN PARTIAL LOSS OF POWER.SDR 2022FA0000094None · noneLEFT HAND ENGINE FAILURE # 2 CYC CONNECTING ROD BROKE LOOSE FROM CRANK AND PISTON CREATING A HOLE IN THE TOP OF THE CASE. CONNECTING ROD WAS FOUND LAYING ON THE #3 AND 5 CYLINDERS AND THE PISTON PIN WAS FOUND LYING FWD OF THE #1 CYLINDER. FOUND THE CONNECTING SDR Q6MR201908123003Engine · shutdownPILOT REPORTED LEFT ENGINE SHUT DOWN IN CRUISE FLIGHT. PILOT RETURNED TO DEPARTURE AIRPORT. MAINTENANCE INSPECTED THE ENGINE INCLUDING FUEL SYSTEM AND IGNITION SYSTEM. RAN ENGINE ON GROUND. ENGINE STARTED AND RAN WITH NO DEFECTS. COULD NOT DUPLICATE ISSUE.SDR 2017FA0000346Engine · power lossAFTER 12 TO 15 MINUTES ON GROUND AND ENGINE RUN UP WITH NO INDICATIONS OF ANY PROBLEMS WITH ANY SYSTEMS, LEFT ENGINE HAD POWER LOSS WITHIN 1 TO 2 SECONDS AFTER ROTATION WITH GEAR DOWN. RPM DOWN TO 1600 RPM, LEFT FUEL FLOW NEEDLE BOUNCING BACK AND FORTH FROM TSDR 2017FA0000048Gearbox · seizedAIRCRAFT CALLED ON RADIO WITH GEAR PROBLEMS. TOLD TO CRANK GEAR WITH EMERGENCY HANDLE. UNABLE TO DO SO AND LANDED GEAR UP. AFTER LIFING AIRCRAFT AND DISCONNECTING LINKAGES TO SAFETY GEAR DOWN FOR MOBILITY, FOUND GEAR BOX JAMMED IN THE UP POSITION. DISASSEMBLSDR 2015FA0000455Magneto · bindingROUGH RT ENGINE, LT MAGNETO OPERATION DURING RUN-UP CHECK. REMOVED MAGNETO, PN BL-349350-4, SN F11EA076R, MODEL S6RN-1225 AND FOUND MAGNETO GEAR BUSHING AND RETAINER BROKEN. CONSULTED WITH MFG FOR ADDITIONAL INSTRUCTIONS. REMOVED OIL PAN AND RECOVERED MISSISDR CA150601011Cable · loose(CAN) DURING A TRAINING FLIGHT, THE PILOTS NOTICED THAT THE WATER RUDDERS WERE NOT RESPONDING. THE ACFT FLEW TO THE MX FACILITY WHERE THEY LANDED UNEVENTFULLY & RECEIVED A TOW TO THE DOCK. THE MX ENGINEER FOUND THAT THE WATER RUDDER DIRECT CABLE WAS FOUND ADSDR FQ5R2015032700001Ahrs · unknownWHILE AT CRUISE ALTITUDE OF 14,000FT, ON A VERY COLD DAY THE G500 PANEL FLAGGED THE AIRSPEED, ALTITUDE, AIS, OAT, HEADING AND HORIZON ALL "X" OUT WITH BIG RED X'S. LOSS OF ALL DATA FROM THE AHARS. PILOT USED THE BACK UP INSTRUMENTS TO COMPLETE THE FLIGHT. WSDR 2013FA0000443Gasket · leakingGASKETS LOCATED AT MOUNTING SURFACES OF BOTH MAGNETOS FOUND SHRUNK AND LEAKING OIL. GASKETS ARE ROUND AND HAD SHRUNK ENOUGH TO LEAVE A GAP OF .3750".SDR EA39201303010001Landing Gear · collapsedLT MLG COLLAPSED ON LANDING. GEAR INDICATOR SHOW ALL 3 GEARS DOWN & LOCKED BEFORE TOUCHDOWN. THE LT GEAR FOLDED IMMEDIATELY UPON TOUCHDOWN. INSPECTION OF MAIN GEAR SYS REVEALED HEAVY DAMAGE TO THE SYS THEREFORE IT IS UNABLE TO KNOW EXACTLY THE RIGGING POSITSDR CA121108003Tank · leaking(CAN) LT WING TIP LENS FOUND CRACKED AND MISSING THEN REPLACED WITH P/N W-2501-L/H AND RETURNED TO SERVICE. DURING INSPECTION LIGHT BLUE STAINING WAS FOUND UNDER THE STROBE LIGHT AREA, FURTHER INVESTIGATING FOUND A SMALL LEAK AT THE LT LEADING FORWARD EDGE OF SDR CA120919009Hub · cracked(CAN) PROPELLER LEAKING RED DYE. INSPECTION OF PROP FOUND CRACKED HUB.SDR BSYA2012032Engine · unknownEN ROUT FROM PNE TO YXU, RIGHT ENGINE STARTED TO RUN ROUGH. PILOT DIVERTED AND LANDED SAFELY AT RDG WITHOUT INCIDENT. MAINTENANCE IS IN PROSSES OF INSPECTING RIGHT ENGINE.SDR 2012FA0000426Throttle Cable · brokenPILOT REPORTED RT THROTTLE CABLE BROKE ON LANDING ROLL OUT, SHUTDOWN LT TO BETTER CONTROL ACFT THEN SHUTDOWN RT AS ACFT WAS UNDER CONTROL AND ROLLED TO STOP. INSP FOUND RT CABLE BROKEN AT THROTTLE HANDLE END WHERE IT ENTERS INTO THE CABLE HSG. HOUSING APPEARSDR EWKA2012040601Crankshaft · crackedCRANKSHAFT CRACKED AT PROPELLER FLANGE IN THE RADIUS. CRACK WAS IN A V SHAPE. ONE SIDE LINE WAS ABOUT 4 INCHES AND THE OTHER WAS ABOUT 3 INCHES.SDR BSYA2012005Fuel Sys · contaminatedON TAKEOFF OUT OF RST, RIGHT ENGINE QUIT, ABORTED TAKEOFF AND RETURNED TO SIGNATURE RAMP. MAINTENANCE DRAINED WATER FROM FUEL SUMPS, RUN UP ENGINES, OPS CHECK NORMAL, NO DEFECTS NOTED.SDR W59R2011112930999Hub · crackedPROPELLER SUBMITTED FOR INSPECTION FOR THE CAUSE OF RED OIL LEAK IAW AD 91-15-04. PROPELLER WAS DISASSEMBLED AND BLADE RETENTION THREADS OF THE HUB SN 723369 WERE EDDY CURRENT INSPECTED. THE HUB WAS FOUND CRACKED IN THE RETENTION THREADS. THE BLADE COUNTERWSDR 2011F00144Impulse Coupling · separatedIMPULSE COUPLING CAME APART AND FRACTURED THE MAG HOUSING.SDR 2011FA0000247Duct · chafedDURING ANNUAL INSP, FOUND THE RT ENGINE FUEL METERING UNIT BLAST DUCT CHAFING ON ENGINE MOUNT TUBE. FOUND THAT THE METAL WIRE IN THE BLAST DUCT HAD WORN THROUGH THE BLAST DUCT AND WORE INTO THE ENGINE MOUNT TUBE REQUIRING THE ENGINE MOUNT TO BE REMOVED FOR REPSDR XGN2011F00007Cylinder Head · crackedNR 3 CYLINDER ON LT ENGINE HAD A COMPLETE HEAD SEPARATION CAUSED BY THE FAILURE OF THE AREA AROUND THE INTAKE VALVE. THIS AREA IS THE COMMON FAILURE FOR MFG REV NR 3 CYLINDERS DUE TO A MFG DEFECT/DESIGN IN THE HEAD CASTING. THE AREA THICKNESS WAS MFG TOO THSDR XGN2011F00008Cylinder · crackedNR 1 CYLINDER ON LT ENGINE WAS CRACKED THRU THE HEAD ON THE TOP SIDE BETWEEN THE FINS ABOVE THE INTAKE VALVE. THIS IS ANOTHER DEFECTIVE REV NR 3 CYLINDER.SDR CA110214008Engine · failedABORTED T/O DURING ROUTINE TRAINING MISSION, ON THE 5TH TOUCH AND GO, SHORTLY AFTER TOUCHDOWN, THE MASTER CAUTION CAME WITH ENG SYS CONTROL LT AND RT FAIL. THE T/O WAS ABORTED AND AN UNEVENTFUL BRAKED LANDING PERFORMED. THE CREW WAS ABLE TO RESET FAULT, PERFORSDR 2010FA0001173Drive Gear · failed(V7AR) DURING CRUISE FLIGHT THE RT ENGINE WENT TO 2700 RPM THEN DROPPED TO 1100 RPM. THE PILOT DID NOT NOTICE ANY OTHER GAGE READINGS. THE ENGINE STOPPED AND THE PILOT WAS UNABLE TO RESTART. THE ACFT LANDED OK. THE ENGINE HAS NOT BEEN INSPECTED. ON TEARDOSDR BSYA2010013Connecting Rod · failedAIRCRAFT EN ROUTE FROM LZU-CLT-ATL WHEN THE RIGHT ENGINE FAILED NR 6 ROD PENETRATED THE CASE. PILOT THEN DIVERTED TO AND, LANDED NO PROBLEMS. CAUSE UNKNOWN AT THIS TIME.SDR CA090428005Hub · unserviceable(CAN) PROP RECEIVED FOR REPAIR OF RED OIL LEAK. UPON VISUAL INSP CORROSION DAMAGE UNDER THE PAINT WAS OBSERVED. THE AMOUNT OF DAMAGE RENDERS THE HUB UNSERVICEABLE IAW MM NR SPM100-1R4.SDR 2009FA0000329Hinge Bracket · brokenLOWER SUPPORTING ANGLE CRACKED FROM MANY YEARS AND HOURS OF FATIGUE. THIS ACFT HAS BEEN OPERATED ON UNIMPROVED BACK COUNTRY DIRT LANDING STRIPS WHICH POUND AND SHAKE THESE ACFT EXTREMELY. THIS TYPE OF PART FAILURE IS TO BE EXPECTED UNDER THE CONDITIONS THIS SDR BSYA2009010Light · inoperativeON TAKEOFF OUT OF MKE LANDING GEAR WAS NOT RETRACTING, RETURNED TO MKE. MAINTENANCE FOUND OUT THAT IT WAS RETRACTING ALL THE WAY, BUT THE GEAR UP LIGHT WAS BURNT OUT. REMOVED AND REPLACED BULB, OPS CHECKS GOOD.SDR BSYA2009008Engine · damagedEN ROUTE FROM MKE TO STP, PILOT NOTICED LEFT ENGINE SLOWING DOWN AND OIL PRESSURE DROPPING. SHUT THE ENGINE DOWN AND DIVERTED TO MCN. MAINTENANCE FOUND NR 6 CYLINDER CONNECTING ROD BUSTED THROUGH THE CASE. REMOVED AND REPLACED ENGINE.SDR BSYA2009009Key · out of positionGOING INTO CLE PILOT NOTICED CONTROL YOKE ROCKING BACK AND FORTH. MAINTENANCE FOUND LOCKING KEY HAD FALLEN OUT, REPLACED KEY OPS CHECKS GOOD.SDR BSYA2009006O-Ring · defectivePILOT ABORTED TAKEOFF OUT OF TEB WHEN THE RIGHT ENGINE LOST 400 RPM. RETURNED TO RAMP, TRIED A HIGH POWER GROUND RUN, AFTER 10 SECONDS THE ENGINE STARTED SURGING AGAIN. MAINT FOUND WATER IN THE RIGHT WING SUMP. DRAINED WATER, CHECKED FILTERS, CHANGED FUEL CSDR BSYA2009004Downlock · out of adjustTHE MANUAL NOSE GEAR DOWN AND LOCK MECHANICAL POINT WAS OUT OF ADJUSTMENT NOT SHOWING THE GEAR TO BE DOWN AND LOCKED. AIRCRAFT LANDED SAFELY. MAINTENANCE ADJUSTED MECHANICAL POINTER, OPS CHECKS GOOD.SDR BSYA2009003AConnector · looseEN ROUTE FROM GNV TO BHM PILOT NOTICED SPARKS FROM BEHIND INSTRUMENT PANEL. DIVERTED TO CSG. MAINTENANCE CHECKED OUT SUSPECTED AREA COULD NOT FIND ANY BURNT WIRES OR SUSPECTED RESIDUE, BUT DID FIND INTER-COM CONNECTOR AND A AUTO-PILOT CONNECTOR LOOSE. TIGHTSDR 2008FA0000693Rod · brokenLIFT ROD WAS DISCOVERED BROKEN AT DISASSEMBLY. (K)SDR FFKA128Stud · backed outPILOT ABORTED TAKEOFF AFTER SEEING SOME SMOKE COMING FROM THE LEFT ENGINE NACELLE. AFTER INVESTIGATION IT WAS FOUND THAT A STUD HAD BACKED OFF AND FELL OFF THE ENGINE ALLOWING ENGINE OIL TO COME OUT OF THE HOLE AND DRIP ONTO THE EXHAUST PIPES.SDR BSYA20080004Servo · defectiveBEFORE TAKEOFF OUT OF HFD THE RIGHT ENGINE WOULD NOT RUN AT LOW POWER WITHOUT THE BOOST PUMP BEING ON. MAINTENANCE CHANGED ENGINE DRIVEN FUEL PUMP, FLOW DIVIDER, FUEL SERVO, OPS CHECKS GOOD. FLOW DIVIDER P/N 631427-24A3.SDR 2007FA0001111Thru Bolt · brokenINSTALLING ALL NEW SA641931-10.75 LOT NR K070059179, REV E THRU BOLTS IN ENGINE. AFTER TORQUE, WITHIN A FEW HOURS THE THRU BOLT SNAPPED, AT THE OIL RING GROOVE. THIS IS THE THIRD THRU BOLT THAT HAS SNAPPED AFTER TORQUE, AND SETTING. PROBABLE CAUSE, IS IMPROSDR 2007FA0001085Nose Rib · crackedAT ANNUAL INSPECTION, FOUND CRACKED FLAP ROD ATTACH POINT RIB. RT FLAP ONLY. (K)SDR GST2007F00000Ground Wire · brokenWHILE RETURNING, ON A REVENUE FLIGHT AND ARRIVING IN THE AIRPORT TRAFFIC PATTERN, THE GEAR HANDLE WAS SELECTED TO THE DOWN POSITION. PILOT HEARD THE GEAR EXTEND, BUT DID NOT RECEIVE A POSITIVE DOWN AND LOCKED INDICATION, NO GREEN LIGHTS. PILOT TOOK C/A TO DESDR BOO2007F00000Gear · wornCRANKSHAFT GEAR FAILURE. GEAR TEETH WORN OUT .5 WIDTH, CAUSED ENGINE FAILURE WHEN DRIVEN GEAR LOST CONTACT. (K)SDR BOO2007F00001Gear · wornCRANK SHAFT GEAR FAILURE. GEAR TEETH WORN OUT (.5) WIDTH CAUSED ENGINE FAILURE WHEN DRIVEN GEAR LOST CONTACT. (K)SDR FFKA113Cylinder · crackedPILOT REPORTED THAT AFTER AN HOUR AN HALF IN CRUISE FLIGHT THAT THE LEFT ENGINE EGT HAD FALLEN BELOW AN OPTIMUM LEVEL FOR CRUISE FLIGHT. TRIED TO ADJUST THE LEFT ENGINE FUEL FLOW WHICH GAVE NO SIGNIFICANT CHANGES FOR OPTIMUM FUEL ECONOMY. THE PILOT ALSO NOTESDR BSYA200600030Indicator · erraticAFTER TAKEOFF, ATTITUDE INDICATOR BECAME ERRATIC, RETURNED TO DEPARTURE WHERE MAINTENANCE REMOVED AND REPLACED ATTITUDE INDICATOR OPS CHECKS GOOD.SDR 2006FA0001027Rod · failedCYLINDER NR 2 PISTON ROD FAILED WHILE AIRCRAFT WAS IN CRUISE FLIGHT. PROP WAS FEATHERED. AIRCRAFT LANDED WITHOUT INCIDENT. (K)SDR BSYA200600025Spark Plug · dirtyONTAKE OFF OUT OF BHM LEFT ENGINE WOULD NOT ACCELERATE ABOVE 1800 RPM, ABORTED TAKEOFF. MAINTENANCE CLEANED FUEL NOZZLES AND REPLACED ONE SPARK PLUG, GROUND RUN GOOD.SDR XGN2007F00006Cylinder Head · crackedCYLINDER HEAD CRACKED IN THE EXHAUST AREA. (K)SDR XGN2007F00008Cylinder Head · crackedCYLINDER HEAD CRACKED IN THE EXHAUST AREA. (K)SDR XGN2007F00013Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST AREA. (K)SDR XGN2007F00014Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST AREA. (K)SDR 2006FA0000817Magneto · separatedLT ENGINE OB MAGNETO IMPULSE COUPLING FROZE UP, CAUSING MAGNETO HOUSING TO COMPLETELY SEPARATE FROM ENGINE.SDR XGN2006F00051Cylinder · crackedCYLINDER HEADS CRACKED IN THE EXHAUST PORT AREA. (K)
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