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 XGN2003F00003Hinge · brokenLT WING LEADING EDGE ASSY SAGGING AND FLEXING BETWEEN W/S 49.131 AND 91.131. WE WERE UNABLE TO DISASSEMBLE LEADING EDGE ASSEMBLY FROM THE FORWARD SPAR CAP DUE TO BROKEN (105774C-ZG18700) HINGE PIN. NOT ABLE TO DISASSEMBLE THE LEADING, COULD ONLY GUESS THAT TSDR 2003FA0000982Clutch Spring · brokenCLUTCH SPRING, BROKEN.SDR BSY2003F00028Linkage · out of adjustCABIN DOOR CAME OPEN IN FLIGHT, RETURNED TO (CLE). ADJUSTED LINKAGE AT DOOR HANDLE. OPS CHECKED GOOD.SDR ZHE2003F00000Hose · leakingBRAKE HOSE HAD HOLE IN IT, HAD SIGN OF CHAFING FROM UNKNOWN OBJECT.SDR FPI2003F00010Clutch Spring · brokenWITH IGNITION SWITCH CLOSED STARTER MOTOR SPINS BUT WILL NOT TURN ENGINE. UPON REMOVAL OF STARTER ADAPTER FOUND CLUTCH SPRING BROKEN. PILOT REPORTED (STARTER INOP).SDR ENHA200362C1Bar · crackedPILOTS FORWARD RUDDER BAR CRACKED AT LEFT RUDDER PEDAL POST.SDR 2003FA0000854Fuel Sys · contaminatedAIRCRAFT HAS CONTAMINANT IN FUEL SYSTEM, A WHITE GEL/PASTE SUBSTANCE THAT IS CAPABLE OF PASSING THROUGH SCREENS AND CAN CLOG SMALL ORIFICES SUCH AS FLOW DIVIDER BORES. RT ENGINE FAILED ON GROUND AS A RESULT OF FLOW DIVIDER BLOCKAGE, CONTAMINANT IS IN ENTIRE FSDR 2003FA0000945Brushes · wornMAGNETO HAS SEVERE BRUSH WEAR.SDR AUS20030815Hub · cracked(AUS) PROPELLER HUB CRACKED IN BLADE RETENTION THREADS. FOUND DURING INSPECTION IAW AD/PMC/47 AMDT1.SDR 2003FA0000733Transducer · intermittentPILOT REPORTED GAUGE FLUCTUATED FOR A SHORT TIME THEN WENT TO (0) FOR 15 MINUTES. AFTER THAT GAUGE INDICATED NORMAL FUEL FLOW, DUE TO HIGH TIME PART.SDR J792003F00000Seal · wornDURING 100 HOUR INSPECTION, FOUND RT ENGINE PNEUMATIC PUMP COUPLING OILY. FURTHER INVESTIGATION REVEALED DRIVE SHAFT ADAPTER SEAL LEAKING OIL INTO PUMP COUPLING AND INTO PUMP. REPLACED SEAL (PN 25102) AND PRESSURE PUMP (442CW-12). SYSTEM OPS CHECK OK. RECSDR 2003FA0000609Wheel · separatedWHILE AIRCRAFT OWNER WAS TAXING AIRCRAFT, NOSE WHEEL BEAD SEAT AREA SEPARATED. PROBABLE CAUSE COULD BE ATTRIBUTED TO A PREVIOUS HARD LANDING OR A DEFECT IN THE PART AT TIME OF MFG. TO PREVENT FUTURE OCCURANCES AT TIRE REPLACEMENT MORE DILLIGENT INSPECTION OFSDR 2003F00285Alternator · looseTHE AIRCRAFT WAS SQUAWKED WITH AN INTERMITTENT ALTERNATOR. THE ALTERNATOR WAS REMOVED FOR REPLACEMENT WHEN IT WAS DISCOVERED THAT THE FORWARD DRIVE BEARING HAD EXCESSIVE PLAY. ALTHOUGH IT CANNOT BE DETERMINED FOR SURE IF THIS WAS THE CAUSE FOR THE ALTERNATOR FSDR AUS20030517Hub · cracked(AUS) PROPELLER HUB CRACKED IN BLADE SOCKET THREADED AREA.SDR AUS20030508Hub · cracked(AUS) PROPELLER HUB CRACKED IN NR 1 BLADE SOCKET. FOUND DURING INSPECTION IAW AD/PMC/41.SDR 2003FA0000625Piston · improper partEACH CYLINDER KIT CONTAINS PISTON (PN 654850) ON PISTON BOX IS CORRECT. THE ACTUAL PISTON IN BOX IS (PN 654840), WHICH IS LOW COMPRESSION PISTON FOR TSIO520 SERIES.SDR AUS20030598Spar Cap · corroded(AUS) RT WING SPAR CAP RIVET HEADS MISSING. INVESTIGATION FOUND THE SPAR CAP EXTENSIVELY CORRODED.SDR SVV2003F00000Uplock Bracket · failedACTUATOR ROD TO RT GEAR FAILED. APPARENT CAUSE MAY HAVE BEEN FAILURE OF UPLOCK SYSTEM TO RELEASE. FOUND ALOT OF DIRT IN UPLOCK ROLLER AND POSSIBLE WORN UPLOCK BRACKET.SDR 2003FA0000370Cylinder · wornCYLINDERS NR 2 AND 6 HAD LOW COMPRESSION WITH LEAKAGE PAST THE EXHAUST VALVES. REMOVEAL AND TEARDOWN OF THE CYLINDERS REVEALED THE FOLLOWING: CONDITION OF CYLINDER HEAD WAS NORMAL FOR TIME. EXHAUST VALVES EXHIBITED EXTREME WEAR FOR TIME IN SERVICE. CYLINDESDR 2003FA0000668Alternator · damagedALTERNATOR FAN BLADES CAME OFF.SDR SVV2003F00001Uplock Bracket · wornACTUATOR ROD TO RT GEAR, FAILED. APPARENT CAUSE MAY HAVE BEEN DIRT AND DEBRIS ON UPLOCK ROLLER. ALSO, FOUND A SLIGHTLY WORN UPLOCK BRACKETT. ALL AD`S AND SERVICE BULLETINS COMPLIED WITH. (RECD 4/22/03 CW)SDR CXU2003F00000Accumulator · failedEND PLUG IN HYDRAULIC ACCUULATOR DEPARTED RELEASING HYDRAULIC FLUID AND PRESSURE. AIRCRAFT TACH READS 3679.2.SDR FPI2003F00008Spar · crackedAT ANNUAL INSPECTION, CRACKS WERE FOUND IN FORWARD AND AFT CARRY THRU SPAR WEB FACES. THE CRACKS WERE FOUND ABOVE THE INSTALLED WEB REPAIR KITS AT THE UPPER SPAR FITTINGS. THESE NEW CRACKS APPEAR TO HAVE BEEN CAUSED BY THE INSTALLATION OF THE WEB REPAIR KITSSDR FPI2003F00009Spar · crackedAT ANNUAL INSPECTION, CRACKS WERE FOUND IN FORWARD AND AFT CARRY THRU SPAR WEB FACES. THE CRACKS WERE FOUND ABOVE THE INSTALLED WEB REPAIR KITS AT THE UPPER SPAR FITTINGS. THESE NEW CRACKS APPEAR TO HAVE BEEN CAUSED BY THE INSTALLATION OF THE WEB REPAIR ITS SDR AUS20030599Bolt · broken(AUS) NOSE LANDING GEAR DRAG LINK ATTACHMENT BOLT HEAD SEPARATED FROM SHANK.SDR BSY2004F00001Switch · inoperativeLT LANDING LIGHT SWITCH STUCK IN THE ON POSITION AND SMOKING. REMOVED AND REPLACED SWITCH, OPS CHECKS GOOD.SDR EA332003B0364Propeller · overservicedGREASING PROP FOUND GREASE DID NOT COME OUT AFT ZERK FITTING HOLE ON SAME BLADE. AFT/TRAILING EDGE ZERKS WERE REMOVED. RATHER IT CAME OUT ANOTHER AFT GREASE ZERK FITTING HOLE. PROP WAS REMOVED AND SENT TO PROP SHOP WHO UPON DISASSEMBLY FOUND PROP HUB WAS COSDR MGF2003F00000Trunnion · inoperativeDURING SCHEDULED INSPECTION REMOVED BOTH MAIN LANDING GEAR TRUNNIONS TO INSPECT ATTACH PINS AND BEARINGS. FOUND EXCESSIVE UP AND DOWN MOVEMENT OF PINS IN TRUNNIONS. (FOR AND AFT MOVEMENT WAS SATISFACTORY). TRUNNIONS WERE BUSHED AND NEW PINS INSTALLED IAW MFSDR 2003FA0000214Distributor Blk · mismanufacturedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MANUFACTURE LOOK AT PROCESS OF MANUFACTURING AND LOOK AT REDUCING THESDR FPI2003F00003Actuator · crackedINSPECTED ACTUATORS FOR CRACKS. FOUND CRACKS, REMOVED FROM SERVICE.SDR FPI2003F00004Actuator · crackedINSPECTED ACTUATORS FOR CRACKS. FOUND CRACKS, REMOVED FROM SERVICE.SDR BJG2003F00000Doubler · crackedFOUND DURING ANNUAL INSPECTION. THIS DOUBLER IS AFT OF MAIN GEAR LEG AS STA68.33. PART OF LANDING GEAR SUPPORT STRUCTURE.SDR 2003FA0000051Encoder · out of adjustENCODER MISSING HIGH ALTITUDE ADJUSTMENT OUT OF THE FACTORY. THE MM REQUIRES YOU TO CALIBRATE THE ENCODER USING HIGH ALTITUDE AND LOW ALTITUDE ADJUSTMENT POTS.SDR FPI2003F00000Line · chafedLANDING GEAR DOWN LINE CHAFED THRU BY AILERON RUDDER INTERCONNECT CABLE. WHEN SELECTING DOWN, ALL FLUID WAS PUMPED OUT OF SYSTEM. NOSE GEAR CAME DOWN AND LOCKED, MAIN GEAR DID NOT.SDR 2002FA0001392Wire · brokenON TAKEOFF PILOT OBSERVED SMOKE AND SPARK FROM BEHIND INSTRUMENT PANEL. BROKEN WIRE WAS FOUND FROM POST LIGHT SOCKET CONNECTOR. REPLACED CONNECTOR. OPS CHECK OF DASHBOARD LIGHTING FOUND, OK.SDR BSY2003F00003Engine · malfunctionedRT ENGINE ON CLIMB OUT, STARTED LOOSING POWER. RETURNED, MAINTENANCE INSPECTED ENGINE SUMPED OK, NO WATER NOTED. GROUND RAN ENGINE, OPS CHECKED OK. NO FURTHER ACTION TAKEN.SDR LU42002F00003Hub · crackedHUB HAS A RELEVENT CRACK INDICATION.SDR 2002FA0001337Roll Servo · defectiveSERVO DRIVE MOTOR SEPARATED FROM REDUCTION GEAR ASSEMBLY. OCCURRED IN NORMAL FLIGHT OPERATIONS. SECOND OCCURRENCE IN THIS AIRCRAFT, IDENTICAL FAILURE. WARRANTY SERVO INSTALLED 9/27/2002, FAILED 11/12/2002.SDR T042003F00000Bulkhead · crackedTHIS BULKHEAD CRACKED BETWEEN THE MOUNTING HOLES OF THE RE-ENFORCEMENT AND OUTBOARD FLANGE. ONLY 2 CRACKS, PORT DID NOT FAIL FURTHER FOUND AT 100 HOUR INSPECTION.SDR A592002F00000Brace · brokenRIGHT MAIN LANDING GEAR LOWER SIDE BRACE LOCK ASSEMBLY WORN EXCESSIVELY, CAUSING ADJUSTING SCREW PIN TO CARRY WEIGHT OF AIRCRAFT, ADJUSTING SCREW THEN BEANT AND BROKE. RECOMMEND INSPECTING LOWER SIDE BRACE LOCK ASSEMBLY FOR WEAR.SDR VJ32002F00086Bulkhead · crackedDURING PROGRESSIVE INSPECTION OF THE EMPENNAGE SECTION OF THIS AIRCRAFT, A MECHANIC FOUND A CRACK IN THE RADIUS BEND AREA UPPER LEFT CORNER OF THE BULKHEAD.SDR VJ32002F00087Bulkhead · crackedDURING A PROGRESSIVE INSPECTION OF THE EMPENNAGE SECTION OF THIS AIRCRAFT A MECHANIC FOUND A CRACK IN THE RADIUS BEND AREA UPPER LEFT CORNER OF THE BULKHEAD.SDR NZZ2002F00000Uplock Cable · brokenFOUND RT LANDING GEAR UP/DOWN LOCK CABLE BROKEN AT GEAR MOTOR IN FUSELAGE, RELEASING DOWN LOCK. CABLE HAD BROKEN AT SWAG. TUGGED ON LT CABLE, CABLE SEPARATED AT LOWER SWAGE.SDR FPI2002F00011Actuator · crackedRT MAIN GEAR ACTUATOR CRACKED IN FLIGHT. LANDING GEAR WOULD NOT EXTEND OR RETRACT. LANDED AIRCRAFT, GEAR UP.SDR 2003FA0000015Bolt · looseINSPECTION IAW AD AND FOUND LOOSE BOLT HOLES FOR VERTICAL STABILIZER ATTACH. INSTALLED OVERSIZE BOLTS AND DYE CHECK, NO CRACKS FOUND, RETORQUED BOLTS DYE PENETRANT INSPECTION ITEMS.SDR 2002FA0001140Spar · crackedREMOVED LT ELEVATOR AND FOUND REAR SPAR CRACKED AT TRIM TAB ACTUATOR. TECH SUPPORT AND CONSENSUS IS TO REPLACE REAR SPAR.SDR 2002FA0001125Saddle · crackedBOTH MLG SADDLES WERE FOUND TO BE CRACKED IAW AD. PREVIOUS INSPECTION WAS 132 HOURS BEFORE THIS INSPECTION.SDR 2002FA0001115O-Ring · leakingAIRCRAFT LANDED WITH MAIN LANDING GEAR UP AND NOSE GEAR DOWN. CAUSE OF INCIDENT WAS A FAILED ORING IN NOSE LANDING GEAR ACTUATOR. LEAK RATE DEPLETED RESEVOIR AND WAS TOO GREAT FOR HAND PUMP VOLUME. MM HAS NO REPLACEMENT SCHEDULE FOR THESE ORINGS.SDR TC42002F00000Line · chafedLUBRICATION LINE FROM PROPELLER UNFEATHERING ACCUMULATOR IS RUBBED BY FUEL LINE AT THROTTLE SERVO. RUBBED HOLE IN LINE CAUSING PROPELLER TO FEATHER.SDR VY1R110894Gyro · inoperativeGYRO TUMBLES IN FLIGHT.
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