Continental IO-520 series
Service difficulty reports · 446
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 = 'IO520' 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 = 'IO520' 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 H3A2002F00000Duct · separatedUNSCHEDULED LANDING WAS MADE DUE TO RIGHT ENGINE SURGING. EXAMINATION OF ENGINE REVEALED A 1 X 2 INCH SECTION OF DUCT WAS MISSING BETWEEN THE AIR BOX AND THROTTLE BODY. PART OF DUCT SEPARATED AND WENT THROUGH INDUCTION SYSTEM AND CYLINDER CAUSING TEMPORARY SSDR AUS20020961Torque Tube · cracked(AUS) LT MAIN LANDING GEAR TORQUE TUBE CRACKED IN WELDED AREA AROUND THE FORK BOLT. TORQUE TUBE INTERNALLY CORRODED.SDR 2002FA0001054Tube · failedNOSE GEAR FAILED TO RETRACT ON CROSS COUNTRY FLIGHT. PILOT LANDED AT DESTINATION WITH MAINS LOCKED, AND HITTING THE NOSE, NOSE GEAR DOORS AND BOTH PROPS (SEVERE) UPON LANDING.SDR BSY2002F00019Switch · bentLANDING GEAR WOULD NOT EXTEND EITHER ELECTRICALLY OR MANUALLY, FEATHERED ENGINES AND LANDED GEAR UP. FOUND UP LIMIT SWITCH ACTUATING TAB BENT, NOT ALLOWING TAB TO HIT. UP LIMIT SWITCH GEAR BOX WENT PAT UP LIMITS. JAMMING GEAR BOX, COULD NOT CRANK GEAR DOWN.SDR FPI2002F00009Impulse Coupling · failedIMPULSE COUPLING FAILED ON MAGNETO. MAGNETO SEPARATED FROM ENGINE, RESULTING IN METAL CONTAMINATION OF ENGINE. ENGINE REMOVED FOR INSPECTION AND OVERHAUL.SDR 2002FA0001002Screw · missingTHIS OVERHAULED ALTERNATOR WAS INSTALLED 06/28/02 AT TACH:642.0. REMOVED 07/27/02 TACH:745.0. PILOT COMPLAINED OF LOW READING ON AMG GAUGE. UPON INSPECTION OF THE ALTERNATOR, FOUND 1 CASE SCREW MISSING AND THE OTHER 2 COMING OUT OF CASE HALF. THESE SCREWSSDR 2002FA0000891Bolt · shearedON LANDING, AIRCRAFT EXITED RUNWAY BECAUSE NOSE GEAR STEERING WAS LOST. NO DAMAGE OR INJURIES. MECHANIC FOUND STEERING COLLAR ATTACHING FORWARD BOLT SHEARED. STRUT APPEARED TO BE OVER INFLATED CAUSING BOLT TO SHEAR WHEN TOWED IN THIS CONDITION. SERVICED STSDR VJ32002F00052Relay · failedLANDING GEAR FAILED TO COME UP IN FLIGHT. JACKED AIRCRAFT AND OPS CHECKED LANDING GEAR SYSTEM AND RELAY FAILED. TAPPED ON UP SIDE OF RELAY AND POINTS RELEASE ALLOWING GEAR TO ROTATE UP. THIS RELAY HAD A MINIMUM OF 1032 GEAR CYCLES ON IT. RECOMMENDATION FORSDR HMG2002F00001Bulkhead · crackedDURING ANNUAL INSPECTION, CRACKS WERE FOUND IN BULKHEAD FS 257.6.SDR 2002FA0000832Magneto · failedON A GROUND RUN UP, PILOT REPORTED A BAD MAG DROP. AFTER PULLING MAGNETO OFF OF THE ENGINE, IT APPEARS THE MAGNETO FAILED. THE PLASTIC DRIVE GEARS WERE STRIPPED AS WELL AS THE MAGNETO RETAINER DRIVE COUPLING AND DRIVE COUPLING RUBBER BUSHING WERE DAMAGED. SDR 2002FA0000876Hub · crackedPROPELLER CAME IN OUR REPAIR STATION FOR RED DYE LEAK. PROPELLER WAS DISASSEMBLED AND INSPECTED. PROPELLER HUB WAS FOUND TO BE CRACKED IN THE NR 2 BLADE SOCKET.SDR CDM2002F00000Line · brokenPILOT DECLARED AN EMERGENCY. NOTICED OIL STREAMING FROM RIGHT ENGINE. MADE A SAFE LANDING. THE MECHANIC DISCOVERED THE HARD-LINE FROM THE PROPELLER UNFEATHERING ACCUMULATOR HAD BROKEN AT THE FLARED END WHICH ATTACHED TO THE PROPELLER GOVERNOR. THE SINGLE FSDR BSY2002F00011Handle · wornON TAKEOFF, OUT OF CABIN DOOR POPPED OPEN ON TOP SIDE, RETURNED TO AIRPORT REPLACED UPPER TOP DOOR HOOK AND CHANNEL ASSEMBLY. REPLACED WORN DOOR HANDLE.SDR BSY2002F00012Channel · wornON TAKEOFF, CABIN DOOR POPPED OPEN ON TOP SIDE, RETURNED TO AIRPORT. REPLACED UPPER TOP DOOR HOOK AND CHANNEL ASSEMBLY. REPLACED WORN DOOR HANDLE.SDR 2002FA0000715Fuel Control · inoperativeFLUCTUATION IN FUEL FLOW AND UNABLE TO ADJUST IDLE MIXTURE. THEY FOUND THAT THE MIXTURE CONTROL WAS STIFF WHEN MOVED, (POSSIBLE GALLING). FUEL CONTROL WAS REMOVED AND A NEW ONE INSTALLED, ENGINE WAS TRIMMED, TEST FLIGHT CHECKED NORMAL. FUEL CONTROL WAS SENTSDR 2002FA0000716Pump · failedIN FLIGHT, THE ENGINE WAS ROUGH AND FUEL FLOW WAS BELOW NORMAL AND FLUCTUATING AT THAT POWER SETTING. A SAFE LANDING WAS MADE. A GROUND CHECK OF THE ENGINE OPERATION WAS PERFORMED. IT WAS FOUND THAT THE ENGINE DRIVEN FUEL PUMP WAS SUCKING AIR THRU THE CASE SDR TOX2002F00000Support · crackedDURING A ROUTINE INSPECTION, NOT RELATED TO MFG, THE LOWER LEFT FOLDED TAB WAS FOUND BROKEN OUTBOARD OF THE BOLT HOLE. UPON REMOVAL, A CRACK WAS DISCOVERED ACROSS ABOUT 80 PERCENT OF THE FORWARD FLANGE. THE EFFECTIVE SUPPORT OF THE LEFT STABILIZER WAS REDUCESDR 2002FA0000875Hub · corrodedPROPELLER CAME IN REPAIR STATION BECAUSE IT WOULD NOT CHANGE PITCH. THE PROPELLER WAS DISASSEMBLED. PROPELLER WAS FULL OF RUST, ALL STEEL PARTS WERE CONDEMNED. PROPELLER BLADES AND HUB WERE CONDEMNED FOR EXTENSIVE CORROSION. THE PROPELLER WAS FOUND TO BE USDR 2002FA0000687Filter · crackedDURING INSPECTION OF BRACKET ENGINE INDUCTION AIR FILTER FRAME ASSEMBLY FOUND THE (STEEL) SCREEN CRACKED AND SECTIONS MISSING NEAR THE RIVET RETAINING AREAS. SEE BRACKET AIR FILTER DOCUMENT.SDR 2002FA0000548Selector Switch · failedSECOND FUEL SELECTOR VALVE SHAFT IN 13, 403.4 HOURS.SDR AUS20020328Control Cable · worn(AUS) ALL AILERON SYSTEM CABLES AND FLAP CABLES (4OFF) HAD BROKEN STRANDS OR WERE WORN EXCESSIVELY.SDR AUS20020329Bracket · misinstalled(AUS) THROTTLE AND MIXTURE CABLE CLAMP BRACKET INSTALLED UPSIDE DOWN.SDR AUS20020330Line · loose(AUS) CRANKCASE OIL PRESSURE LINE LOOSE.SDR AUS20020298Hub · cracked(AUS) PROPELLER HUB NR 2 SOCKET CRACKED.SDR 2002FA0000509Alternator · failedALTERNATOR UNIT FAILED ENROUTE.SDR FPI2002F00007Control Cable · frayedDURING A ROUTINE INSPECTION, THE ELEVATOR CONTROL CABLE WAS FRAYING IN THE AREA OF THE FORWARD LOWER CABLE PULLEY.SDR FPI2002F00008Control Cable · frayedDURING A ROUTINE INSPECTION, THE ELEVATOR CONTROL CABLE WAS FRAYING IN THE AREA OF THE FORWARD LOWER CABLE PULLEY.SDR 2002FA0000446Boot · destroyedDURING FLIGHT, ONE PROP BOOT DEPARTED AIRCRAFT. UPON INSPECTION IT WAS DETERMINED THAT THE PAINT DID NOT ADHERE TO THE BLADE PROPERLY AND THE BOOT CAME LOOSE.SDR KNFA611FWindow · departedFLYING AT 7,000 FEET, EXPERIENCED SEVERE CLEAR AIR TURBULENCE. LOST 1,000 FEET WITHIN SECONDS AND HEARD A LOUD POP. LOOKED BACK AND NOTICED THE EMERGENCY EXIT WINDOW WAS GONE.SDR BSY2002F00002Connector · failedAFTER TAKEOFF, LT ENGINE, OIL TEMPERATURE, SHOT UP TO RED LINE, RETURNED TO AIRPORT AFTER FEATHERING ENGINE. FOUND PIN PULLED OUT OF OIL TEMPERATURE CONNECTOR PLUG, INSTALLED NEW CONNECTOR PLUG, OPS CHECKS GOOD.SDR 2002FA0000413Impulse Coupling · defectiveTHE WOODRUFF KEY (M2536) THAT LOCKS THE IMPULSE COUPLING ON THE SHAFT WAS FOUND LODGED UNDERNEATH THE IMPULSE COUPLING PAWL, RENDERING ONE OF THE TWO PAWLS IMMOBILE. THE PIN ATTACHING THE PAWL WAS BENT AND THE GAP BETWEEN THE PAWL BOSS AND PLATE WAS NEAR LIMISDR 2002FA0000331Nut · looseTHE ELT ANTENNA WAS FOUND TO BE LOOSE ON VISUAL INSPECTION. REMOVED ELT ANTENNA ASSEMBLY, FOR PROGRESSIVE INSPECTION. FOUND SHIELD LOCKING NUT SECURING METAL RADIATING ROD TO ANTENNA BASE ASSEMBLY WAS LOOSE. WHEN RADIATING ROD WAS REMOVED FROM ANTENNA BASESDR 2002FA0000332Pump · inoperativePILOT EXPERIENCED DUAL VACUUM PUMP FAILURE IN FLIGHT IN VFR CONDITIONS.SDR 2002FA0000333Pump · inoperativePILOT EXPERIENCED DUAL VACUUM PUMP FAILURE IN FLIGHT IN VFR CONDITIONS.SDR 2002FA0000437Link · failedNOSE GEAR FAILED TO EXTEND FOR LANDING, DAMAGING ENGINE, PROPELLER, GEAR DOORS AND NOSE TIRE. AFTER JACKING AIRCRAFT IT WAS DISCOVERED THAT ROLLER ON MECHANICAL LINKAGE FOR NOSE GEAR DOORS HAD MOVED ON MECHANICAL LINKAGE FOR NOSE GEAR DOORS HAD MOVED FORWARD SDR ODAR0184Pump · failedPILOT EXPERIENCED A DUAL VACUUM PUMP FAILURE IN VFR CONDITIONS.SDR EWK2002F00000Line · corrodedDEEP CORROSION ON FUEL PRESSURE LINE AT CONJUNCTION OF FUEL LINE AND DEFROSTER HEAT DUCT. INSULATE FUEL LINE FROM HEAT DUCT. DANGER/POTENTIAL FOR FIRE.SDR EWK2002F00001Line · corrodedDEEP CORROSION ON FUEL PRESSURE LINE AT CONJUNCTION OF FUEL LINE AND DEFROSTER HEAT DUCT. INSULATE FUEL LINE FROM HEAT DUCT. DANGER: POTENTIAL FOR FIRE.SDR 2002FA0000197Bearing · inoperativeAIRCRAFT CAME IN FOR ALTERNATOR FAILURE. TESTED ALTERNERATOR SYSTEM AND DETERMINED ALTERNATOR, FAILED. REMOVED ALTERNATOR, NOTICED THAT THE COTTER KEY, NUT AND WASHER THAT HOLDS THE CLUTCH ON, WAS MISSING. FOUND CLUTCH ASSEMBLY BROKEN AND SHAFT OF ALTERNATOSDR 2002FA0000098Leg Assy · frozenFOUND LEG ASSEMBLY FAULITY. A FALSE INDICATION OF A LOCK OUT MAY BE INDICATED DUE TO A PARTALY FROZEN/BUSHING AND BOLT. EVEN THOUGH THE SERK FITTING RECIEVED GREASE, AND EXPELLED IT FROM THE SIDES OF THE BUSHING. THE FULL EXTENTION OF THE DOWN LOCK WAS COMPSDR FPI2002F00005Channel · crackedUPPER U-CHANNEL ON ENGINE FIREWALL, CRACKS DEVELOPED WHERE ENGINE MOUNT BOLT RUNS THROUGH FIREWALL. PROBABLE CAUSE IS NORMAL ENGINE VIBRATION.SDR 2003FA0000755Control Column · crackedA CRACK WAS FOUND ON THE AFT SIDE, ASCENDING UP FROM THE BASE OF THE CONTROL COLUMN (CONTROL U ASSY). THE CRACK MEASURED APPROXIMATELY 6 INCHES AND HAD SPREAD APART APPROXIMATELY .5000 INCH JUST ABOVE THE ELEVATOR PUSH-PULL TUBE BEARING AND EXTENDED UP THROUGSDR BSY2001F00019Sensor · failed(MKE)(MIR) LOST BOTH ALTERNATORS, THEN, RIGHT SIDE CAME BACK ON. REMOVED AND REPLACED BOTH ALTERNATOR OUT SENSORS. OPS CHECKS GOOD.SDR ACE1120011Trim System · failedAIRCRAFT VEERED OFF RUNWAY AFTER LANDING WITH RUDDER TRIM PROBLEM. THE AIRCRAFT CAME TO REST ON EMBANKMENT 20 FT OFF THE SIDE OF THE RUNWAY. NOSE GEAR FORK SEPARATED FROM THE STRUT AS A RESULT OF EXCURSION. ADDITIONAL DAMAGE CONSISTED OF BENT PROP BLADE, BRSDR R292001F00001Bolt · looseDURING INSPECTION, MECHANIC DISCOVERED THE FOUR INTERNAL WRENCHING BOLTS (PN MDW 10021-1) THAT HOLD THE FRONT CASE (PN ASG 12057-1) AND REAR CASE (PN ASG 12056-1) HALVES TOGETHER, WERE LOOSE. THE SAFETY WIRE FROM THE BOLT HEAD TO THE THROUGH BOLT RETAINER (PNSDR AUS20011403Mount · cracked(AUS) LT AND RT REAR ENGINE MOUNT SUPPORT BRACKETS CRACKED FROM REAR INBOARD BEND RADIUS. NUMEROUS RIVETS IN SURROUNDING STRUCTURE FRETTING.SDR 2002FA0000001Seat · crackedFOUND SEAT CRACKED DURING CLYINDER INSPECTION AT 116.7 HOURS SINCE FACTORY REMANUFACTURE.SDR VJ32001F00009Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPASDR FPI2001F00003Bearing · wornUPON 500 HOUR INSPECTION FOUND DISTRIBUTOR BLOCK BEARINGS WORN. FOUND BRUSH WORN THROUGH COIL FINGER AND BRUSH WORN OUT. ALSO, FOUND POINTS AND CAM ASSEMBLY PN M3081, WORN OUT.SDR CY42001F00001Cylinder · crackedCYLINDER INSTALLED 5/28/98, PLACED IN SERVICE 6/29/98. FOUND CRACK FROM SPARK PLUG HOLE AROUND INTAKE SIDE OF CYLINDER.
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