Continental IO-520-A
Service difficulty reports · 73
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 = 'IO520A' 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 = 'IO520A' 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 S1ZA2019091300000Engine · failedENGINE FAILURE OVER OLD GROWTH FOREST. THE ENGINE HAD A LOUD BANG AND STARTED RUNNING VERY ROUGH ACCORDING TO PILOT. THE ENGINE SHOOK JUST AS BADLY WHILE OFF AND WINDMILLING AS IT DID WHEN THE ENGINE WAS RUNNING. PILOT LANDED AIRCRAFT IN A SWAMP WITH HEAVY SDR CA140516003Cylinder · damaged(CAN) CYLINDER NR 1 REMOVED DUE TO LOW COMPRESSION. PRIMARY LOSS OF COMPRESSION OBSERVED FROM CRANKCASE BREATHER, RINGS. CYLINDER REMOVED TO CORRECT CONDITION. IT WAS OBSERVED THAT THE NICKEL/CARBIDE FINISH HAS DELAMINATED FROM CYLINDER WALL. LOSS OF MATERIASDR 2013FA0000499Bearing · failedPILOT REPORTED AN INOPERATIVE MAGNETO ON PREFLIGHT RUN UP. WHEN THE MAGNETO WAS REMOVED IT WAS NOTICED THAT THE ENDS OF THE PN 531178, DRIVE COUPLING RETAINER WERE MISSING, AND APPARENTLY WERE INGESTED DOWN INTO THE ENGINE ACCESSORY SECTION. THE MAGNETO WAS SDR 2013FA0000299Saddle · crackedTHE LT AND RT MAIN GEAR SADDLES WERE REPLACED 3-14-1977 AT TACH 1448.0 IAW AD76-14-07R2 AND SE75-26 THEY WERE DUE FOR A DY PENETRANT CHECK 1300 HRS LATER. THE DYE PENETRENT CHECK WAS DONE 42HRS EARLY TO CONINCIDE WITH OTHER MX. BOTH SADDLES WERE DISCOVERED TSDR 2013FA0000300Saddle · crackedTHE LT AND RT MAIN GEAR SADDLES WERE REPLACED 3-14-1977 AT TACH 1448.0. IAW AD76-14-07R2 AND SE75-26 THEY WERE DUE FOR A DY PENETRANT CHECK 1300 HRS LATER. THE DYE PENETRENT CHECK WAS DONE 42HRS EARLY TO CONINCIDE WITH OTHER MAINTENANCE. BOTH SADDLES WERE DSDR RTEA2013F00000Distributor Gear · dislodgedENGINE RAN ROUGH WHEN ON AFFECTED MAGNETO ONLY. DURING RUNUP FOR ROUTINE SCHEDULED INSPECTION. ON DISASSEMBLY OF MAGNETO, DISCOVERED THE DISTRIBUTOR FINGER HAD DISLODGE FROM THE DISTRIBUTOR GEAR, CAUSING ERRATIC TIMING. HAVE SEEN THESE FINGERS COME SLIGHTLSDR 2011FA0000306Hub · crackedTHE PROPELLER WAS INSPECTED FOR COMPLETE O/H AND THE HUB WAS FOUND TO HAVE A CRACKED BLADE RETENTION THREADS. THIS MODEL OF PROPELLER HAS A HISTORY OF CRACKING AND THE MFG HAS ADDED APROVISION TO RED DYE OIL, FILL THE PROPELLER FOR EARLY CRACK DETECTION, THE SDR 2011FA0000226Bulkhead · crackedDURING INSP IAW AD72-07-09, DATED 10/17/1974, AND SL SE72-3, THE AFT BULKHEAD WAS FOUND CRACKED IN BOTH RUDDER CABLE CUTOUTS. UPON REMOVAL OF AFT BULKHEAD THE LT AND RT STABILIZER ATTACH BRACKETS, PN 0712629-3 AND PN 0712629-4 WERE ALSO FOUND CRACKED.SDR 2010FA0001240Wire Harness · faultyENGINE MISFIRING AT ALL POWER SETTINGS. DIAGNOSED FAULT TO BE THE IGNITION HARNESS LEADS. UTILIZING AN EASTERN TECHNOLOGY IGNITION HARNESS TESTER. IT WAS DETERMINED ALL THE BOTTOM LEADS WERE EITHER INTERMITTENT OR NONFUNCTIONAL FOR BOTH MAGNETOS. INSTALLINSDR RTE2010F00001Contact Breaker · inoperativeIT IS APPARENT THAT MFG MAGNETOS HAVE HAD THE CONTACT BREAKER ASSY REPLACED IAW SB2-06A, DATED 7/1/06 ARE EXPERIENCING RAPID INTERNAL TIMING CHANGES. THE CONDITION NOTED ON NUMEROUS ACFT EQUIPPED WITH 4300 AND 6300 SERIES MAGNETOS IS ALWAYS A TIMING ADVANCE OSDR AG2R91788.1Cylinder Head · crackedEXHAUST SEAT CRACK TOO SEVERE FOR REPAIR. ACFT MFG, MODEL, SN, TOTAL TIME AND CYLCES ARE UNKNOWN.SDR 2006FA0000448Fcu · wornFOUND SHAFT AND LINKAGE EXCESSIVELY WORN. HAD COMPLETE ASSEMBLY OVERHAULED. (K)SDR XGN2005F00010Cylinder · crackedFOUND CRACK AT THE 100 HR INSPECTION. ON GOING PROBLEM WITH THE ECI CYLINDERS. (K)SDR 2005FA0001198Wedge · brokenCABLE BROKE AT THE S3 WEDGE WHERE THE BARREL END CONNECTS TO THE INTERNAL CABLE. THIS AREA IS NOT VISIBLE AS THERE IS AN INTERNAL SLEEVE THAT COVERS THE CABLE IN THIS AREA. ( CE07200516270) (K)SDR 2005FA0001012Cylinder Head · crackedENGINE WITH 450.0 TIS AND CYLINDER NR 2 WITH THE SAME TIS, BUT 31.0 HOURS SINCE REMOVAL/REPAIR/REINSTALLATION. DURING CRUISE FLIGHT, ENG BECAME VERY ROUGH WITH LOSS OF POWER. NORMAL LANDING WAS MADE. UPON INSP OF ENG, FOUND NR 2 CYL (COLD). PERFORMED COMPRSDR 2005FA0000168Stud · failed(2) EA DECK STUDS ON NR 1 CYLINDER FAILED. (K)SDR AOC04005Cylinder · chippedUPON RECEIVING INSPECTION OF NEW ECI CYLINDERS, ONE CYLINDER WAS FOUND TO HAVE THE NICKEL PLATING CHIPPED (.7500 INCH LONG X .0312 INCH WIDE) AT THE BASE OF THE CYLINDER SKIRT. PACKAGING APPEARED TO BE ADEQUATE AND THE CYLINDER WAS NOT DROPPED. SUSPECT PROBLEMSDR 2004FA0000685Cylinder Head · crackedHOLE THROUGH HEAD OR EXHAUST SIDE, NR7707-14, NR 7707-5 CRACKED HEAD. EST 500 HOURS SINCE NEW.SDR 2004FA0000516Arm · inoperativeNOSE GEAR ON THIS AC WOULD NOT EXTEND DURING NORMAL, SUBSEQUENT EMERG L/G EXTEND PROCEDURE. UPON JACKING AC, FREEING NOSE GEAR, IT WAS DISCOVERED NOSE L/G DOOR ACTUATION ARM AND ROLLER ASSY WAS POSITIONED ON AFT SIDE OF NOSE GEAR FORK. WHEN WEIGHT OF AC WAS SDR 031311Pump · wrong partDURING PRE-PURCHASE EVALUATION FOUND DRY VACUUM PUMP INSTALLED AT ENGINE OVERHAUL APPROX 90 HOURS AGO. ORIGINAL PUMP WAS WET TYPE. ALL PLUMBING FOR WET PUMP WAS UTILIZED WITH DRY PUMP INSTALLED WITH NON STANDARD FITTINGS. NO APPROVAL FOR INSTALLATION OF DRY PUSDR AUS20030419Control Cable · separated(AUS) THROTTLE CABLE OUTER GUIDE SEPARATED FROM SWAGED SWIVEL JOINT ALLOWING CABLE TO FAIL IN COMPRESSION.SDR AUS20030345Bearing · worn(AUS) CONNECTING ROD BIG END BEARING WORN EXCESSIVELY.SDR 2002FA0001399Nut · looseLARGE LOCKNUT ON OIL FILTER ADAPTER CAME LOOSE AND OIL WENT OVERBOARD AND THE ENGINE SEIZED. THE AIRCRAFT LANDED IN A FIELD. THE SAFETY WIRE WAS STILL ATTACHED.SDR AUS20021008Fitting · cracked(AUS) FORWARD FIN ATTACHMENT FITTING CRACKED IN AREA ADJACENT TO THE LH BOLT HOLE. FOUND DURING INSPECTION IAW AD/C206/7A4.SDR 2001FA0000578Skin · damagedDURING AN ANNUAL INSPECTION THE RIGHT INBOARD SKIN HAD EXCESSIVE OIL CANNING WHEN FLEXED. WHEN FAIRING, PN 12124265 AND 12124266 (RIGHT AND LEFT) WERE REMOVED, THE RIGHT UPPER SKIN SURFACE UNDER FAIRING WAS CHAFFED THROUGH 4 INCHES IN LENGTH THE LEFT SKIN IN SDR 2001FA0000579Skin · damagedDURING AN ANNUAL INSPECTION THE RIGHT INBOARD SKIN HAD EXCESSIVE OIL CANNING WHEN FLEXED. WHEN FAIRING, PN 12124265 AND PN 12124266 (RIGHT AND LEFT) WERE REMOVED, THE RIGHT UPPER SKIN SURFACE UNDER FAIRING WAS CHAFFED THROUGH 4 INCHES IN LENGTH THE LEFT SKIN SDR AUS20010516Spring · failed(AUS) STARTER CLUTCH SPRING FAILED CAUSING DAMAGE TO THE CRANKSHAFT,CAMSHAFT GEAR AND ATTACHING HARDWARE. ROCKWELL HARDNESS TESTREVEALED INCONSISTANT HARDNESS.SDR CA001218021Throttle Cable · failed(CAN) A/C WAS BEING PREPARED FOR THE DAYS FLYING WHEN THE PILOT NOTICED THE THROTTLE WAS STIFF. HEAT WAS APPLIED TO THE CABIN AS IT WAS -22 DEGREES OAT. THE CABLE GOT STIFFER AND FAILED. THE INTERNAL CABLE FAILED AT SWAGGED END BY THE THROTTLE HAND KNOB. THE SDR AU000847Angle · corroded(AUS) LEFT AND RIGHT WING FORWARD ATTACHMENT FITTING ANGLES CONTAINED INTERGRANNULAR CORROSION. (X)SDR AU000813Bulkhead · cracked(AUS) FORWARD DOORPOST BULKHEAD CRACKED ON LEFT AND RIGHT SIDES. (X)SDR AU000814Angle · corroded(AUS) RIGHT WING LOWER SPAR CAP ANGLE CONTAINED INTERGRANNULAR CORROSION. (X)SDR AU000815Angle · corroded(AUS) LEFT WING UPPER SPAR CAP ANGLE CONTAINED EXFOLIATION CORROSION. (X)SDR AU000674Impulse Coupling · faulty(AUS) MAGNETO IMPULSE COUPLINGS (2OFF) HAD LOOSE RIVETS IN THE FLYWEIGHT ASSEMBLIES. FOUND DURING INSPECTION IAW SLICK SB 1-86B. (X)SDR 20000908SH008Points · failedDURING PRE-INSPECTION RUN-UP BY MECHANIC, FOUND UNUSUAL MAG DROP ON RIGHT MAGNETO REMOVED FOR TROUBLESHOOTING. FOUND THE POINT ASSY CONTACT LOOSE AND FALLING OUT OF SPRING ARM. REPLACED CONTACT ASSY. OPS CHECKED GOOD. THIS MAG HAD 184 HOURS SINCE A TCM OVESDR 20000829SH012Throttle · brokenPILOT STARTED TO REDUCE POWER IN ORDER TO LOSE ALTITUDE. AT THIS TIME, THE THROTTLE CABLE BROKE CAUSING A LOSS IN ENGINE POWER. PILOT MADE SAFE LANDING IN A REMOTE FIELD. UPON INSPECTION, MAINTENANCE PERSONNEL FOUND THROTTLE CABLE BROKEN JUST ABOVE THE CABLSDR CA000621021Line · chafed(CAN) DURING TAXI, THE PILOT NOTICED THE RT BRAKE HAD LESS PRESSURE THAN THE LT. AIRCRAFT RETURNED TO BLOCKS,. INVESTIGATION REVEALED THAT THE RT BRAKE LINE HAD BEEN CHAFED BY A FAIRING SCREW AND WAS LEAKING. BRAKE LINE REPLACED, SHORTER SCREWS INSTALLED IN SDR 99ZZZX4251Cylinder · crackedDURING INSPECTION, FOUND GREASE LIKE FLUID ON INDUCTION TUBES AND WHERE CYLINDER AND HEAD ATTACH. REMOVED AND SENT TO OVERHAUL SHOP. REPORTED CRACKED HEAD WILL COME OFF SOON. REMOVED AND REPLACED CYLINDER. SUBMITTER RECOMMENDED CHECKING THIS LOCATION AT CYSDR 20000621SH010Cooler · leakingPART BEGAN LEAKING DURING NORMAL SERVICE DUE TO EPOXY FAILURE. EPOXY WAS USED OVER A CRACK IN THE OIL COOLER WHICH WORKED ITS WAY TO THE SURFACE OF THE HARDENED EPOXY. SUBMITTER RECOMMENDED ELIMINATING THE USE OF EPOXY IN OIL COOLERS. (X)SDR AU990731Frame · cracked(AUS) LEFT DOORPOST FRAME CRACKED. FUSELAGE SKIN RIVETS LOOSE IN AREA ADJACENT TO THE WING STRUT.SDR AU990732Bulkhead · cracked(AUS) FUSELAGE AFT BULKHEAD LOCATED AT STN 209.0 CRACKED IN THE UPPER RT CORNER ADJACENT TO THE RT HORIZONTAL STABILIZER ATTACHMENT FITTING.SDR 99ZZZX4475Cylinder · failedCYLINDER HEAD SEPARATED DURING FLIGHT. ACFT MADE PRECAUTIONARY LANDING. POST-INCIDENT INSP REVEALED NR 3 CYL HEAD SEPARATED BETWEEN ITS COOLING FINS. HEAD CRACKED, SEPARATED AT THREADS THAT SECURE CYL HEAD TO BARREL. EVIDENCE OF A 3 INCH CRACK NEAR EXH PORSDR AU990437Wire · broken(AUS) ALTERNATOR GROUND LEAD HAD COME ADRIFT FROM ITS TERMINAL AT THE ALTERNATOR SOME TIME PREVIOUSLY AND HAD BEEN STOWED IN THE LOOM AND HAD NOT BEEN RETERMINATED. WITHOUT A GROUND, THE ALTERNATOR HAD BEEN GROUNDING THROUGH AN ALUMINIUM DUCT RESTING AGAINSTSDR CA990521008Piston Pin · corroded(CAN) AIRCRAFT ENGINE WAS BROUGHT IN TO CARRY OUT CSB-99-3. WHEN PREPARING TO REINSTALL THE PISTON PINS, THE PINS WERE FOUND WITH SUBSTANTIAL CORROSION FOR THE TIME IN SERVICE. THE PARTS WILL BE SENT TO CONTINENTAL FOR EVALUATION.SDR AU990086Static System · contaminated(AUS) STATIC SYSTEM CONTAMINATED WITH WATER. AIRCRAFT HAD BEEN PARKED IN THE OPEN DURING A RAIN STORM.SDR CA990129006Hub · corroded(CAN) HEAVY EXTERNAL CORROSION ON THE PROPELLER HUB.SDR 98ZZZX4363Thru-Bolt · brokenTHRU-BOLT IN CRANKCASE FOUND BROKEN.SDR AU981431Hub · corroded(AUS) PROPELLER HUB SEVERELY CORRODED.SDR CA980623021Cylinder · separated(CAN) NR 5 CYLINDER WAS FOUND TO HAVE A CYLINDER SEPARATION.SDR CA980519002Cover · cracked(CAN) ENGINE OIL LEAK. INSPECTION FOUND NR 5 CYLINDER PUSH ROD COVER CRACKED AT BEAD. PUSH ROD COVER REPLACED.SDR CA970909007Collar · broken(CAN) THE AIRCRAFT IS USED FOR TRANSPORTING SKY DIVERS AND IS SUBJECT TO LONG TAKEOFF RUNS AND CROSSWINDS. THIS CONDITION SUBJECTS THE LANDING GEAR STRUT TO HIGH STRESS LOADS WHICH CONTRIBUTED TO THE STRUT COLLAR FAILURE.
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