JASC 8530
Service difficulty reports · 4,342
Reports filed under 8530 · Reciprocating Engine Cylinder Section, newest first.
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 jasc_code = '8530' 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 jasc_code = '8530' 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 2001FA0000604Washer · missingWHILE TROUBLESHOOTING A FUEL FLOW PROBLEM, AN OIL LEAK MANIFESTED AT NR 6 EXHAUST ROCKER COVER. WHEN COVER REMOVED, THE TAB WASHERS WERE FOUND MISSING FROM THE ROCKER SHAFT STUDS. ALL COVERS WERE REMOVED AND THE SAME CONDITION FOUND. A CHECK OF MAINTENANCE RECSDR CA011212002Cylinder · cracked(CAN) DURING A REGULAR MAINTENANCE INSPECTION THE CYLINDERS WERE VISUALLY CHECKED USING A BORESCOPE, CRACKS WERE NOTED AT THE SPARK PLUGS PORTS OF NR 1 & 2 CYLINDERS. ALL CYLINDERS WERE REMOVED AND REPLACED.SDR 2001FA0000668Exhaust Valve · stuckEXHAUST VALVE APPARENTLY STUCK OPEN, WAS STRUCK BY PISTON AND IN TURN SLIGHTLY BENT AT THE STEM. THIS INADVERTENTLY CAUSE THE VALVE TO STICK IN A CLOSED POSITION THERE BY BENDING THE EXHAUST PUSHROD SLIGHTLY.SDR AUS20011293Exhaust Valve · leaking(AUS) NR 1 CYLINDER EXHAUST VALVE LEAKING PAST VALVE SEAT.SDR CA020108002Cylinder · cracked(CAN) DURING CLIMB THE PILOT NOTICE A LOSS OF POWER AND ENGINE VIBRATION. RETURNED TO BASE. MAINTENANCE FOUND NR 3 CYLINDER CRACKED AT THE EXHAUST VALVE. THIS IS THE 3RD CYLINDER ON 2 DIFFERENT ENGINES TO CRACK IN THIS PLACE. ALL CYLINDERS REMOVED AND RETURSDR NACA20010039Cylinder · crackedSHUTDOWN NR 2 ENGINE AT 0315Z DUE TO LOW OIL QUANTITY. NR 4 CYLINDER CRACKED. REPLACED THE NR 4 CYLINDER.SDR 2001FA0000584Cylinder · delaminatedLYCOMING CYLINDER PN LW12429 WITH A CERMINILL COATING FROM ECI DELAMINATED. THE AREA WAS ABOUT 1.5 INCHES IN LENGTH AND ABOUT .250 WIDE AT THE TOP OF THE CYLINDER BORE, ABOVE THE PISTON RING TRAVEL. THE PROBABLE CAUSE WAS CORROSION UNDER THE CERMINILL COATINSDR 2002FA0000001Seat · crackedFOUND SEAT CRACKED DURING CLYINDER INSPECTION AT 116.7 HOURS SINCE FACTORY REMANUFACTURE.SDR NACA20010037Cylinder · leakingNR 1 ENGINE SMOKES AND EXCESSIVE OIL LOSS. REPLACED NR 2 CYLINDER EXHAUST PIN CAPS, TORQUED AND SAFETIED.SDR AUS20011188Exhaust Valve · burned(AUS) NR 1 AND NR 3 CYLINDER EXHAUST VALVES BURNED AND ERRODED.SDR NACA20010036Cylinder · crackedNR 1 ENGINE FEATHERED DUE TO RAPID OIL LOSS. REPLACED THE NR 7 CYLINDER FOR CRACKED HEAD.SDR AUS20011157Stud · missing(AUS) RH ENGINE NO4 CYLINDER EXHAUST STUDS (4OFF) MISSING ALLOWINGEXHAUST GAS TO BE DIRECTED ONTO THE CHT PROBE.SDR 2001FA0000646Valve · wornCYLINDER REMOVED DUE TO LOW COMPRESSION. VALVE STEM WORN TO 0.005.SDR CA011108002Exhaust Valve · failed(CAN) NR 1 EXHAUST VALVE HEAD BROKE OFF CONTACTING PISTON AND BENDING CONNECTING ROD.SDR 2001FA0000462Cylinder · malfunctionedLEFT ENGINE EXPERIENCED A VIBRATION. PILOT ELECTED TO LAND . REPLACED NR 2 CYLINDER. CLEANED VALVE GUIDES ON REMAINING CYLINDERS. REPLACED SPARK PLUG ON NR 1 CYLINDER. FLIGHT CHECK GOOD.SDR VDQ2001F00005Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.SDR VDQ2001F00004Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.SDR VDQ2001F00003Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.SDR VDQ2001F00002Cylinder · crackedALL 6 CYLINDER CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.SDR VDQ2001F00001Cylinder · crackedALL 6 CYLINDERS CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217.SDR VDQ2001F00000Cylinder · crackedALL 6 CYLINDER CRACKED AT 781.6 HOURS SINCE NEW. SERIAL NUMBERS: 52A0016149, 52A0016150, 52A0016201, 52A0016202, 52A0016215, 52A0016217SDR AUS20011382Exhaust Valve · worn(AUS) EXHAUST VALVE GUIDE WORN EXCESSIVELY. INVESTIGATION FOUND SPRINGCAP RIDING UP ON VALVE AND CONTACTING ROCKER ARM DUE TO WORNCOLLETS.SDR AUS20011078Cylinder · cracked(AUS) NR 2 CYLINDER CRACKED FOR APPROXIMATELY 80 PERCENT OF CIRCUMFERENCE ATTHE BASE OF THE THREAD ON THE CYLINDER BARREL BETWEEN THE TOP BARREL FIN AND THE BOTTOM FIN ON THE CYLINDER HEAD.SDR 2001FA0000455Cylinder · separatedCRUISE FLIGHT. SUSPECT MFG DEFECTIVE CYLINDER WALL. NITRIDE CYLINDER. CYLINDER SEPARATION.SDR CA011121001Stud · sheared(CAN) NR 1 AND 5 CYLINDERS BASE RETAINING STUDS SHEARED.SDR NACA20010035Cylinder · crackedSHUTDOWN NR 4 ENGINE AT 2345Z DUE TO BACKFIRE AND LOW BMEP. REMOVED AND REPLACED THE NR 17 CYLINDER.SDR CA011029015Cylinder Head · cracked(CAN) CYLINDER HEAD CRACKED.SDR 2001FA0000385Piston · crackedWHILE PREPARING TO INSTALL A NEW STEEL CYLINDER AND PISTON, NOTICED THAT THE NEW PISTON WAS CRACKED ALL THE WAY THROUGH THE FOURTH RING GROOVE. THE PISTON SKIRT WAS ALSO BULGED IN THE AREA OF THE CRACK.SDR 2001FA0000459Cylinder · out of toleranceCUSTOMER COMPLAINED OF INTERMITTENT ROUGHNESS. REMOVAL OF CYLINDERS REVEALED STICKING INTAKE VALVES. GUIDE TO VALVE TOLERANCE TOO TIGHT, BELOW MFG MINIMUM LIMITS. MFG CLAIMS TOLERANCE TOO TIGHT FROM NORMAL OPERATION. NO BUILD UP NOTED OF ANY KIND ON VALVE SDR AUS20011039Exhaust Valve · failed(AUS) ENGINE NO3 CYLINDER EXHAUST VALVE FAILED.SDR CA011017007Valve Seat · cracked(CAN) - NR 6 CYLINDER ASSEMBLY CRACKED FROM EXHAUST VALVE SEAT TO INJECTOR PORT TO INTAKE VALVE SEAT. - INJECTOR AND FUEL FLOW AND PRESSURE NORMAL SO CAUSE UNKNOWN.- CYLINDER REPLACED.SDR GGP2002F00001Stud · failedIN FLIGHT, ENGINE NR 1 STARTED TO VIBRATE. SHUT DOWN ENGINE, LANDED. NR 3 CYLINDER BASE STUDS FAILED AND PISTON DAMAGED ENGINE WILL BE REMOVED AND REPLACED WITH OVERHAULED ENGINE.SDR CA011004004Cylinder Head · cracked(CAN) CRACK FOUND ON CYLINDER HEAD FROM EXHAUST PORT TO FRONT SPARK PLUG WHILE PERFORMING AD 78-08-07.SDR NACA20010033Cylinder · crackedNR 2 ENGINE RUNNING ROUGH, SUSPECT NR 4 CYLINDER. REMOVED AND REPLACED THE NR 4 CYLINDER ASSY.SDR AUS20011035Piston · mismanufactured(AUS) NEW CYLINDER KIT FAULTY. OIL HOLES NOT DRILLED IN PISTON DURING MANUFACTURE.SDR CY42001F00001Cylinder · crackedCYLINDER INSTALLED 5/28/98, PLACED IN SERVICE 6/29/98. FOUND CRACK FROM SPARK PLUG HOLE AROUND INTAKE SIDE OF CYLINDER.SDR CY42001F00000Cylinder · crackedCYLINDER INSTALLED 8/13/99, CRACK FOUND AROUND SPARK PLUG HOLE.SDR B2O2002F00013Pushrod Tube · wornHOLE WORN IN PUSHROD TUBE, TUBE LOOSE FROM ENGINE BAFFLE.SDR 2001FA0000356Cylinder Head · crackedCYLINDER CRACKED FROM TOP SPARK PLUG AROUND OUT SIDE OF EX SEAT TO BOTTOM SPARK PLUG HOLE. SAME AS ALL THE REST.SDR 2001FA0000209Pushrod · failedENGINE FAILED DUE TO FAILURE OF NR 1 EXHAUST PUSHROD. UNEVENTFUL LANDING MADE.SDR PNSA010804Rocker Boss · crackedDURING ENGINE START UNUSUAL SOUND WAS HEARD. MAINTENANCE CONTACTED AND FOUND NR 2 CYLINDER ROCKER ARM SHAFT BOSS CRACKED. CYLINDER REPLACED AND ENGINE OP CHECK GOOD.SDR J192001F00000Baffle · out of positionPILOT REPORTED PROPELLER RPM LEVER NOT MOVEABLE IN CRUISE FLIGHT, BUT BECAME MOVEABLE AS SPEED DECREASED FOR LANDING AND NO FAULT APPARENT ON GROUND. ENGINE CYLINDER BAFFLE (PART NUMBER 85565-019) FOUND TO BE FOWLING ON GOVERNOR CONTROL ARM DUE TO FORWARD MOVSDR XGN2001F00001Rod Bolt · brokenROD BOLT BROKE ON NR 6 CYLINDER, WHILE AIRCRAFT WAS ON FINAL APPROACH. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE ENGINE WAS DESTROYED.SDR AUS20010797Collet · incorrect(AUS) ENGINE CYLINDER KIT PN 05K21102 FAULTY. CYLINDER PN LW012993 CONTAINED ONE CORRECT AND ONE INCORRECT (SMALLER) VALVE RETAINING COLLET FITTED TO THE EXHAUST VALVE. THE INCORRECT COLLET HAD DAMAGED THE VALVE STEM RENDERING IT UNSERVICEABLE.SDR 2001FA0000403Exhaust Valve · brokenNR 1 CYLINDER BROKEN, AN EXHAUST VALVE WHICH DESTROYED THE PISTON AND CYLINDER HEAD. ALSO, FOUND NR 1 INTAKE TUBE SEAL PN 77569, TORN AND TWISTED WHICH COULD HAVE CAUSED A LEAN MIXTURE ON THAT CYLINDER.SDR AUS20010833Cylinder · failed(AUS) LT ENGINE NR 2 CYLINDER FAILED.SDR AUS20010831Cylinder · failed(AUS) LT ENGINE NR 2 CYLINDER FAILED.SDR 2001FA0000255Valve Spring · brokenENGINE BEGAN BACKFIRING AND POWER DECREASED, AIRCRAFT LANDED AS A RESULT OF RUNNING THROUGH A FENCE. FOUND NR 1 CYLINDER INTAKE VALVE SPRINGS BROKEN. REPLACED SPRINGS, OPERATION NORMAL. APPEARED TO BE SMALL RUST PITS IN BREAK AREAS.SDR 2001FA0000349Cylinder · damagedWHILE IN CRUISE CONFIGURATION AT 16500 FEET, 32 INCH HG/2200 RPM THE PILOT NOTED A SHUTTER FOLLOWED BY A DROP IN MANIFOLD PRESSURE RESULTED. WITHIN 60 SECONDS THE MANIFOLD PRESSURE FLUCTUATED RAPIDLY, FOLLOWED BY A LOUD BANG. THE ENGINE WAS SECURED AND AN UNSDR NAFA20010002Cylinder · crackedNR 4 ENGINE RUNS ROUGH AND ANALYZER SHOWED LOW COMPRESSION. REPLACED NR 3 CYLINDER.
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