Continental IO-520-L
Service difficulty reports · 257
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 = 'IO520L' 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 = 'IO520L' 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 AU970705Cylinder · cracked(AUS) ENGINE CYLINDER CRACKED BETWEEN TOP SPARK PLUG HOLE AND INJECTOR NOZZLESDR AU970543Control Cable · worn(AUS) ELEVATOR CONTROL CABLE WORN - CABLE HAD BEEN INCORRECTLY ROUTED OVER A PULLEY GUARD PNO NAS 427K11 ON THE PULLEY LOCATED SECOND FROM THE FRONT - AIRCRAFT HAD BEEN REBUILT 242.3 HOURS PREVIOUSLY FOLLOWING AN ACCIDENT - PERSONNEL/MAINTENANCE ERRORSDR AU970584Stud · loose(AUS) LH AND RH MAIN LANDING GEAR DOWNLOCK SUPPORT ASSEMBLY FORWARD RETAINING STUDS LOOSE - AIRCRAFT HAD BEEN RECENTLY REBUILT FOLLOWING AND ACCIDENT 242.3 HOURS PREVIOUSLY - PERSONNEL/MAINTENANCE ERRORSDR AU970463Crankcase · worn(AUS) CRANKCASE MAIN BEARING JOURNALS AND OUTER SHELL SURFACES WORN EXCESSIVELY - CRANKSHAFT CENTRE MAIN JOURNAL BADLY SCORED - SUSPECT INCORRECT LINE BORING DURING OVERHAULSDR 97ZZZX1872Adapter · damagedDURING ENGINE CHANGE, THE OIL FILTER ADAPTER WAS REMOVED AND THE THREADS WERE FOUND DAMAGED AS DEPICTED IN AD 96-12-22. THERE WERE NO SIGNS OF LEAKAGE, BUT THE BREAKAWAY TORQUE APPEARED TO BE LOW. SUBMITTER STATED THIS IS THE THIRD ADAPTER OF THIS TYPE FOUNDSDR AU970703Cylinder · worn(AUS) NO6 CYLINDER FUEL INJECTOR NOZZLE HOLE WORN OUTSDR 98ZZZX4461Valve Guide · wornDURING A ROUTINE COMPRESSION CHECK, EXCESSIVE LEAKAGE PAST THE PISTON RINGS WAS FOUND ON THE THE NR 2 CYLINDER. THE REMOVED CLYINDER WAS FOUND WORN OUT AND THE PISTON RINGS STUCK IN THE RING GROOVES. SUBMITTER SUGGESTED POSSIBLE CAUSE AS EXCESSIVE LEAD SLUDGSDR AU970297Torque Link · cracked(AUS) NOSE LANDING GEAR TORQUE LINK CRACKED ON FORWARD REINFORCING WEBSSDR AU970908Skin · separated(AUS) STABILISER LEADING EDGE SEPARATED FROM THREE RIBSSDR AU970909Rib · corroded(AUS) TOP RUDDER RIB AND BALANCE WEIGHT STRUCTURE SEVERELY CORRODEDSDR AU970910Bracket · corroded(AUS) HORIZONTAL STABILISER LH AND RH ATTACHMENT BRACKETS PNO 1232400-1 AND PNO 1232400-2 CONTAINED INTERGRANNULAR CORROSIONSDR AU970912Maintenance Log · incomplete(AUS) LOG BOOK ENTRY INDICATED AN STC HAD BEEN INCORPORATED REGARDING A LANDING GEAR DOOR REMOVAL MODIFICATION - NO DATA ACCOMPANIED THE AIRCRAFT RECORDS AND THERE WAS NO ENGINEERING ORDER AUTHORISING THE STC - NO WEIGHT CHANGES WERE RECORDED IN THE LOG BOOKSDR AU970913Skin · corroded(AUS) LH UPPER FUSELAGE TAILCONE LAP JOINT CORRODED BETWEEN AFT WINDOW AND REAR BULKHEAD - SEVERE INTERNAL CORROSION ADJACENT TO HF ANTENNA CERAMIC INSULATORSDR AU970277Crankcase · defective(AUS) AT ENGINE OVERHAUL THE CRANKCASE WAS BOLTED TOGETHER AND TUNNELS WERE MEASURED OUT OF LIMITSSDR AU970231Cylinder · stripped(AUS) ENGINE CYLINDER HEAD FUEL NOZZLE RETAINING THREADS STRIPPED - FUEL NOZZLE LOOSE - CYLINDER IS 0.0015IN PLUS OVERSIZE WITH UNKNOWN TOTAL TIME IN SERVICE - AD/CON/60 CARRIED OUT 50 HOURSPRIOR TO FAILURESDR 97ZZZX1232Cylinder · crackedNR 3 CYLINDER WAS REMOVED DUE TO LOW COMPRESSION. THE CYLINDER WAS SENT FOR INSPECTION. THE CYLINDER INSPECTION REVEALED A CRACK WHICH BEGAN AT THE SPARK PLUG HOLE AND TERMINATED AT THE INTAKE VALVE SEAT.SDR 97ZZZX1233Cylinder · crackedWHILE PERFORMING TCM SB 96-12, CONTINUED AIRWORTHINESS INSTRUCTIONS FOR TCM CYLINDERS, BUBBLES WERE FOUND ACCUMULATING AROUND THE NR 2 CYLINDER UPPER SPARK PLUG HOLE. INSPECTION REVEALED A CRACK AT THE SPARK PLUG HOLE. THE CRACK ORIGINATED AT THE 3 O'CLOCK PSDR AU970247Injector · blocked(AUS) NO2 CYLINDER FUEL INJECTOR NOZZLE BLOCKEDSDR AU970296Crankcase · cracked(AUS) ENGINE BULK STRIPPED FOLLOWING PROPELLER STRIKE - CRANKCASE FOUND TO BE CRACKED BETWEEN NO4 AND NO5 MAIN BEARING SADDLES - FOUND USING FPISDR AU970130Hub · cracked(AUS) PROPELLER HUB CRACKED IN NO2 BLADE SOCKET AREA - CRACK LENGTH APPROXIMATELY 6.35MM (0.25IN) - FOUND DURING INSPECTION IAW AD/PMC/41 FOLLOWING WIRE STRIKESDR AU970173Hose · deteriorated(AUS) VACUUM PUMP AIR HOSES DETERIORATED AND BREAKING UP INTERNALLY - FOUND DURING INSPECTION IAW CESSNA SEB 96-10SDR 98ZZZX4459Valve Guide · crackedA ROUTINE COMPRESSION CHECK INDICATES LEAKAGE ON THE NR 2 CYLINDER. FURTHER INVESTIGATION REVEALS A CRACK ON THE CYLINDER HEAD THAT EXTENDS FROM THE FUEL INJECTOR HOLE TO THE SPARK PLUG HOLE. SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE CYLINDER HEAD INSTSDR AU970124Nut · loose(AUS) NOSE LANDING GEAR DOOR ACTUATING ROD JAM NUTS NOT TIGHTENED - PERSONNEL/MAINTENANCE ERRORSDR AU970125Drive Shaft · worn(AUS) ENGINE DRIVEN FUEL PUMP DRIVE SHAFT WORN - DRIVE SHAFT ROUNDED -FEMALE END IN PUMP ALSO WORNSDR AU970131Switch · stuck(AUS) NOSE LANDING GEAR DOWNLOCK MICROSWITCH STICKING DUE TO DIRT AND OIL CONTAMINATIONSDR AU970157Downlock · contaminated(AUS) LH MAIN LANDING GEAR DOWNLOCK HOOK CONTAMINATED WITH DIRT AND GRIT - AIRCRAFT OPERATES FROM DIRT STRIPSSDR CA961203013Reservoir Tank · leaking(CAN) FUEL RESERVOIR TANK FOUND SEEPING FUEL FROM THE FORWARD TOP SEAM WELD. NO CRACK VISIBLE. TANK HAD BEEN PREVIOUSLY REPAIRED AT 3197 HOURS.SDR 96ZZZX5007Bracket · separatedTHROTTLE BODY SUPPORT BRACKET FOUND SEPARATED AT ANNUAL INSPECTION. TIS: 156.5 HOURS, SEPARATED AT SPOT WELDS.SDR AU961196Pipe · worn(AUS) ENGINE OIL PRESSURE PIPE LOCATED BETWEEN FIREWALL AND OIL PRESSURE GAUGE WORN THROUGH AND LEAKING DUE TO CHAFING BY SCAT HOSESDR AU961134Vent · damaged(AUS) RH FUEL TANK VENT LINE DAMAGED DUE TO EXCESSIVE BEND IN LINE - LINE PARTIALLY BLOCKEDSDR AU961012Bearing · cracked(AUS) NOSE LANDING GEAR ACTUATOR BEARING END CRACKED IN AREA OF ROLL PINS AS INDICATED IN CESSNA SB95-20SDR 96ZZZX3766Nozzle · threads strippedWHEN REMOVING FUEL INJECTOR NOZZLE FOR CLEANING AT FIRST 91-HOUR TSMOH, FACTORY REMANUFACTURE, NOZZLE CAME OUT OF CYLINDER HEAD WITH ALUMINUM, STRIPPED THREADS IN CLYINDER HEAD.SDR AU960961Spring · broken(AUS) ENGINE OIL FILTER ADAPTER PNO 1250921-1 BYPASS SPRING BROKEN INTOTHREE PIECES - VALVE CAP PNO 0756022-1 FOUND ON OIL PRESSURE RELIEF VALVE SEAT - FURTHER INSPECTION FOUND SPRINGS ON TWO OTHER AIRCRAFT BADLY WORNSDR AU960953Wheel · worn(AUS) RUDDER TRIM WHEEL GEAR PNO 1261471-5 AND SPROCKET PNO 1261462-1 HAD WORN TEETH - TEETH WERE WORN TO THE EXTENT THAT THE TEETH SLIPPED PAST EACH OTHER WITHOUT ACTIVATING THE CHAINSDR AU960903Pipe · cracked(AUS) BRAKE PIPE FAILED AT FLARE - LOSS OF HYDRAULIC FLUID CAUSED BRAKE FAILURE ALLOWING AIRCRAFT TO RUN OFF AIRSTRIP AND DAMAGE PROPELLER - SUSPECT CAUSED BY ROCKS ON LANDING STRIPSDR 96ZZZX3331Lifter · chippedWHILE CLEANING-INSPECTING LIFTER FOR REINSTALLATION, FOUND CAMSHAFT FACE OF LIFTER CHIPPED.SDR AU960775Wire · deteriorated(AUS) ALTERNATOR BATTERY WIRE DETERIORATED INTERNALLY - WIRE FRACTURED AND ARCINGSDR AU960910Pump · faulty(AUS) ENGINE DRIVEN FUEL PUMP SUSPECT FAULTY - STRIP INSPECTION COULD FIND NO FAULTSSDR AU960747Torque Tube · broken(AUS) RH RUDDER TORQUE TUBE FAILED IN AREA OF WELD ATTACHING THE MAIN TUBE TO THE SHORT VERTICAL STUB - VERTICAL STUB IS BOLTED TO THE RH RUDDER PEDALSDR CA960515009Tie Bolt · broken(CAN) ALTERNATOR CASE TIE BOLT BROKEN IN THREADED AREA, 1/2 INCH FROM THE END OF THE BOLT. THIS IS THE 3RD SIMILAR OCCURRENCE ON THIS AIRCRAFT. PREVIOUS CASES WERE ON DIFFERENT S/N ALTERNATORS.SDR AU960613Engine · low power(AUS) ENGINE POWER LOSS - INVESTIGATION COULD FIND NO CAUSE FOR THE PROBLEM - A SMALL AMOUNT OF WATER WAS FOUND IN THE LH FUEL TANKSDR AU960992Bracket · distorted(AUS) LANDING GEAR SQUAT SWITCH BRACKET BENTSDR CA960507012Motor · overheated(CAN) CREW REPORTED BURNT SMELL AND UNDERCARRIAGE CIRCUIT BREAKER POPPED. GEAR LOWERED BY HAND PUMP. HYDRAULIC POWERPACK MOTOR RUNNING SLOW AND OVERHEATING. MOTOR REPLACED.SDR AU960534Microswitch · faulty(AUS) LANDING GEAR MICROSWITCH ACTUATING ARM BROKEN OFF - WARNING HORN FAILED TO OPERATE AND AIRCRAFT LANDED WITH GEAR RETRACTEDSDR AU960568Cable · frayed(AUS) RH AILERON/RUDDER INTERCONNECT CABLE FRAYED DUE TO CHAFING ON EACH END OF THE STEEL TUBE COVERING THE CABLESDR AU960555Switch · faulty(AUS) LANDING GEAR MOTOR PRESSURE SWITCH WIRE BROKEN AT SOLDERED JOINT - FAILURE WAS COVERED BY HEAT SHRINK MAKING IT DIFFICULT TODETECTSDR 96ZZZX2408Cylinder · crackedFIVE OF SIX CYLINDERS HAVE CRACKS IN ROCKER BOSS AREA UP TO THE ROCKER SHAFT RETAINING BOLTS. TWO OF THESE FIVE HAVE CRACKS ON INTAKE AND EXHAUST BOSSES. THIS ENGINE DOES NOT INCORPORATE LONG BOLTS AND SOLID SHAFTS.SDR AU960932Solenoid · faulty(AUS) LANDING GEAR CONTROL SOLENOID PNO 9881202-1 HAD INSULATION BREAKDOWN - LANDING GEAR FAILED TO EXTEND ELECTRICALLY - EXTENDED SAFELY WITH MECHANICAL HYDRAULIC HAND PUMPSDR AU960221Bracket · cracked(AUS) HORIZONTAL STABILIZER AFT LH MOUNTING REINFORCING BRACKET CRACKED ALONG BEND RADIUS ADJACENT TO LOWER OUTBOARD BOLT - CRACK LENGTH 25MM (0.98IN)SDR AU960314Switch · faulty(AUS) LH MAIN LANDING GEAR DOWNLOCK MICROSWITCH FAULTY - NLG MICROSWITCH SUSPECT FAULTY
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