JASC 8530
Service difficulty reports · 4,341
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 2004FA0000915Exhaust Rocker · brokenANNUAL PRE-INSPECTION RUN-UP RAN GOOD. POST INSPECTION RUN-UP RAN ROUGH. SUSPECTED A STICKING VALVE. FURTHER INVESTIGATION REVEALED A BROKEN EXHAUST ROCKER ARM AND STUCK VALVE FOR NR 3 CYLINDER ON THE LEFT ENGINE. ALSO, NOTED IS AN APPARENT INCLUSION IN THSDR 2004FA0000914Rocker · brokenANNUAL PRE-INSPECTION RUN-UP RAN GOOD. POST INSPECTION RUN-UP RAN ROUGH. SUSPECTED A STICKING VALVE. FURTHER INVESTIGATION REVEALED A BROKEN EXHAUST ROCKER ARM AND STUCK VALVE FOR NR 3 CYLINDER ON THE LEFT ENGINE. ALSO, NOTED IS AN APPARENT INCLUSION IN THSDR CA041026008Cylinder Head · separated(CAN) NR 3 ALUMUNUM HEAD SEPERATED AT 3RD FIN ABOVE BARRIER. ALL 6 CYLINDERS REPLACED. CYLINDERS THAT WERE REMOVED SENT BACK TO MFG FOR MATERIAL EXAMINATION.SDR NACA20040046Cylinder · damagedNR 2 ENGINE SHUT DOWN DUE TO BACK FIRING. REPLACED NR 5 CYLINDER DUE TO LOW COMPRESSION. OPS CHECKED GOOD.SDR 2004FA0000814Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILES NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOSDR 2004FA0000813Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILES NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOSDR 2004FA0000812Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILE NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOUSDR 2004FA0000811Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILES NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOSDR 2004FA0000810Cylinder Head · detachedWHILE ON CLIMB-OUT (0715 LOCAL TIME), AT A POINT ABOUT 3 MILE NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800' (1300' AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. SDR 2004FA0000809Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILES NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOSDR 2004FA0000808Cylinder Head · detachedWHILE ON CLIMB-OUT, AT A POINT ABOUT 3 MILES NORTH OF THE AIRPORT AND AT AN ALTITUDE OF ABOUT 2800 FT (1300 FT AGL), HEARD AND FELT LOUD BANG WITH RESULTING POWER LOSS. INITIATED 180 DEGREE TURN BACK TO AIRPORT WHILE ALERTING TOWER OF EMERGENCY. LANDED WITHOSDR CA041014005Connecting Rod · broken(CAN) NR 2 CYLINDER REMOVED DUE TO LOW COMPRESSION. NOTED WRIST PIN BEARING BROKEN AND CONNECTING ROD TIGHTER THAN NORMAL ON CRANKSHAFT. AFTER FURTHER INVESTIGATING, FOUND NR 2 MAIN BEARING LOOSE IN BEARING SADDLE AND WAS ABLE TO MOVE FORE AND AFT INTHE CRANKCSDR NACA20040045Cylinder Head · crackedDISCREPANCY: NR 4 ENGINE SHUT DOWN DUE TO LOW COMPRESSION INDICATION ON NR 2 CYLINDER. FOUND NR 2 CYLINDER WITH CRACKED HEAD. REPLACED NR 2 CYLINDER. CHECKED GOOD.SDR CA041018005Cylinder · leaking(CAN) DURING THE FOLLOW-UP INSPECTION, COMPRESSION WAS FOUND WITHIN LIMITS BUT A SOAP LEAK TEST FOUND NR 5 CYLINDER LEAKING.THE CYLINDER ASSY WAS REMOVED WITH NO DEFECTS VISIBLE. THE LEAK SEAMS TO BE FROMBETWEEN THE CYLINDER BARREL AND HEAD WHERE THEY SCREW TOSDR DHF2005F00000Exhaust Valve · failedENGINE LOST POWER, AND AN UNEVENTFUL FORCED LANDING WAS MADE. 0 LBS COMPRESSION ON NR 4 CYLINDER. INSPECTION REVEALED THAT THE MFG PN 75068, EXHAUST VALVE STEM/ FAILED. (NM07200501219)SDR OG52004F00003Intake Valve · fracturedDURING CRUISE FLIGHT PILOT EXPERIENCED SURGING M/P ON LT ENGINE AND VIBRATION ON FINAL. INSPECTION FOUND NR 2 CYLINDER INTAKE VALVE FRACTURED WITH PIECES IN NR 2 AND NR 3 COMBUSTION CHAMBERS. CYLINDER HEAD AND PISTON TOPS DAMAGED IN BOTH CYLINDERS FROM CONTASDR NACA20040042Cylinder · crackedNR 2 ENGINE SHUT DOWN DUE TO BACKFIRING AND RUNNING ROUGH. REPLACED NR 16 CYLINDER DUE TO A CRACKED HEAD. CHECKED GOOD.SDR CA041018004Cylinder · cracked(CAN) DURING A 50 HOUR INSPECTION, NR 4 CYLINDER WAS FOUND TO HAVE ZERO COMPRESSION.CLOSER EXAMINATION FOUND CRACKS EXTENDING FROM BOTH SPARK PLUG HOSE INTO THE EXHAUST PORT AND CYLINDER HEAD.A FOLLOW-UP ISPECTION INCLUDING COMPRESSON TEST AND SOAP LEAK TEST WSDR NACA20040044Cylinder · crackedNR 3 ENGINE, NR 18 CYLINDER RIGHT AND LEFT LOW COMPRESSION. CHECKED NR 18 CYLINDER AND SYNC GENERATOR, BOTH CHECKED GOOD. FOUND NR 11 CYLINDER WITH A CRACKED HEAD, REPLACED CYLINDER. CHECKED GOOD.SDR 2004F00401Cylinder Head · separatedCYLINDER HEAD SEPARATED FROM BARREL IN CRUISE .SDR 2005FA0000270Cylinder Head · separatedAIRCRAFT ANNUAL INSP- 2 WEEKS PRIOR- REPLACED EXHAUST AND INTAKE VALVES ON NR 2 CYLINDER DUE TO LOW COMPRESSION. FLEW 6 HOURS PRIOR TO INCIDENT. IN CRUISE FLIGHT, ENGINE SUDDENLY RAN VERY ROUGH WITH VIBRATION. VFR WITH FLIGHT FOLLOWING. DECLARED EMERGENCY SDR 2004FA0000762Cylinder · seizedNR CYLINDER ON LT ENGINE SEPARATED BETWEEN CYLINDER BASE AND FIRST SET OF STEEL COOLING FINS. THE CONNECTING ROD WAS TORN FROM THE CRANKSHAFT. THE SEPARATION ALLOWED THE CYLINDER TO MIGRATE OUTWARD ABOUT 2 INCHES. THE FUEL INJECTION LINE WAS TORN OFF AT FUESDR NACA20040038Cylinder · crackedNR 1 ENGINE SHUT DOWN DUE TO RUNNING ROUGH. REPLACED NR 1 ENGINE NR 4 CYLINDER DUE TO A CRACKED HEAD. CHECKED GOOD.SDR NACA20040037Cylinder · failedNR 3 ENGINE SHUT DOWN DUE TO NR 8 CYLINDER DOUBLE SHORTED SECONDARY. REPLACED NR 3 ENGINE DUE TO CYLINDER FAILURE AND METAL CONTAMINATION..SDR CA040923002Cylinder · cracked(CAN) AT THE 50 HRS INSPECTION OF THE AIRCRAFT, DURING ENGINE CYLINDER COMPRESSION TEST, MADE ENGINE SB M91-6, AND THE TEST FAILED BECAUSE FOUND AIR LEAK AT THE JUNCTION OF THE CYLINDER BARREL AND THE TOP CYLINDER HEAD (BETWEEN FINS). THE ENGINE AND CYLINDERSDR CA040915005Cylinder · cracked(CAN) CYLINDER EXHAUST VALVE EAR BROKEN OFF. CRACK INITIATED FROM THE ROCKER SHAFT BUSHING AREA AND CRACKED AROUND TO OPPOSITE SIDE. COMPLETE TOP CAME OFF FROM BUSHING TO BUSHING.SDR CA040930004Rocker · splitON CLIMB-OUT, ENG RUNNING ROUGH, BACKFIRING, SHAKING VIOLENTLY. INSTRUCTOR LEVELED OFF & REDUCED POWER, ENG SMOOTHED OUT BUT STILL RAN ROUGH. A/C RETURNED & LANDED W/O INCIDENT. ENGINEERS IDENTIFIED A PROBLEM WITH NR 2 CYLINDER. INVEST CYLINDER FOUND EXHAUST RSDR ZJW2004F00001Cap · out of positionNR 5 CYLINDER WRIST PIN CAP ROLLED UP IN PISTON. CAUSE METAL FRAGMENTS IN OIL SCREEN. RESTRICTED OIL FLOW TO GOVERNOR. CAUSED DROP IN RPM. ENGINE WAS FEATHERED AND LANDED SAFETY.SDR 2004FA0000777Valve · stuckPOWER LOSS ON TAKE OFF. UPON INSPECTION, FOUND PUSHROD TUBE BENT. INDICATES STUCK VALVE. DEVELOPMENT NEEDED TO AVOID EXHAUST AND/OR INTAKE VALVES FROM STICKING. (WP07200421112)SDR CA040924007Tube · cracked(CAN) NR 5 CYLINDER PUSH ROD TUBE HOUSINGS FOUND 1 CRACKED, AT CYLINDER HEAD END, THE OTHER WAS BENT AT OB END OF SPRING RETAINER.SDR ZJW2004F00002Cylinder · brokenNR 1 CYLINDER BARREL BROKE CAUSING PISTON TO BE CAUGHT ON THE DOWN STROKE. THEN ROD BOLTS BROKE AND ROD CAP CAME OFF. ENGINE LOST MUCH OF OIL AND WAS FEATHERED AND LANDED SAFELY.SDR NACA20040033Cylinder · crackedNR 1 ENGINE SHUT DOWN DUE TO EXCESSIVE SMOKE AND RUNNING ROUGH. REPLACED NR 17 CYLINDER DUE TO A CRACKED HEAD. CHECKED GOOD.SDR CA040913008Valve · worn(CAN) DURING A CYLINDER CHANGE ON THE ENGINE THE EXHAUST RISERS WERE REMOVED TO ALLOW FOR INSTALLATION. WHILE CHECKING THE EXHAUST PORTS FOR FOD IT WAS NOTICED THAT THERE WAS ABNORMAL WEAR ON THE NR 3 EXHAUST VALVE JUST ABOVE THE MUSHROOM. FURTHER INSPECTIONSDR CA040908004Cylinder · separated(CAN) DURING CRUISE FLIGHT MANIFOLD PRESSURE DROP WAS NOTICED. THROTTLE WAS INCREASED BUT PRESSURE WAS STILL DROPPING. A VIBRATION WAS NOTICED IN THE ENGINE AND AIR FRAME. THE ENGINE WAS SHUTDOWN AND SECURED AND A NORMAL LANDING CARRIED OUT. NR ONE CYLINDESDR CA040921005Cylinder · cracked(CAN) CYLINDER ASSEMBLY FOUND CRACKED FROM SPARK PLUG HOLE.SDR CA040916005Exhaust Valve · destroyed(CAN) ENGINE RAN ROUGH AND SMOKING IN FLIGHT, LANDED ON LAKE, INSPECTION REVEALED EXHAUST VALVE FAILURE AND RESULTED IN SEVERE PISTON DAMAGE. CYLIDER REPLACED AND AIRCRAFT RETURNED TO MAIN BASE.SDR CA040913005Cylinder Head · separatedCYLINDER HEAD CRACKED 360 DEGREES WHILE AIRCRAFT WAS IN CRUISE FLIGHT. AIRCRAFT WAS ABLE TO MAKE IT BACK TO BASE. CYLINDER WAS CHANGED BY KOBY'S AIRCRAFT. IT WAS THEN GROUND RUN AND FOUND TO BE SERVICEABLE AND RETURNED TO SERVICE.SDR 2004FA0000798Cylinder · crackedPERFORMED ROUTINE ENGINE CYLINDER COMPRESSION CHECKS AS REQUIRED IAW ANNUAL INSPECTION PROCEDURES. FOUND NR 1 AND 3 CYLINDERS PASSED COMPRESSION MINIMUMS IAW MFG SPEC, IE: NR1 66/80, NR3 51/80. DURING COMPRESSION CK, THE TECH OBSERVED AIR ESCAPING FROM CYL ASDR 2004FA0000705Cylinder · debondedNICKEL COATING OF INSIDE CYLINDER BARREL PEELING OFF.SDR CA040830001Exhaust Valve · eroded(CAN) ENGINE PLACED ON (PISTON ENGINE ON CONDITION PROGRAM). DURING ON-CONDITION 100 HOUR INSPECTION, THE NR 2 CYLINDER COMPRESSION TEST WAS LOW AND LEAKING FROM VALVES. ON FURTHER INSPECTION, EXHAUST VALVE STEM WAS FOUND TO BE ERODED TO ABOUT HALF OF DIAMETESDR 2004FA0000743Cylinder · crackedON TAKEOFF AT CLIMB OUT, PILOT HEARD LOUD BANG FOLLOWED BY ROUGH ENGINE, DECLARED EMERGENCY AND LANDED WITHOUT FURTHER PROBLEMS. WITH OIL LEAKING FROM COWL, VISUAL INSPECTION NOTED HEAD SEPARATED FROM NR 6 CYLINDER. WITH COWL REMOVED AND CYLINDER OFF, IT WASSDR 2004FA0000708Cylinder · brokenDURING FLIGHT ENGINE STARTED RUNNING ROUGH AND WOULD ONLY DEVELOP 1800 RPM. PILOT LANDED WITHOUT INCIDENT. UPON INSPECTION FOUND NR 3 CYLINER ROCKER SHAFT BOSS BROKEN AND SHAFT AND ROCKERS LAYING LOOSE IN THE ROCKER BOX COVER. THE PUSH RODS WERE STRAIGHT ANSDR B2O2004F00000Cylinder · crackedNR 6 CRACKED CYLINDER AND TRIANGLER PIECE CAME OUT, MELTED OIL CROSSOVER TUBE CAUSING SMALL OIL FIRE. FIRE WARNING ZONE 1 WENT ON, SHUT ENGINE DOWN, FIRE WENT OUT.SDR NACA20040029Cylinder · crackedNR 4 ENGINE SHUT DOWN DUE TO OIL LOSS. NR 4 CYLINDER CRACKED. REPLACED NR 4 CYLINDER. OP AND LEAK CHECKED GOOD.SDR UC22004F00001Pushrod · bentWHILE PERFORMING SB388B THE NR 4 EXHAUST VALVE PUSHROD WAS FOUND BENT. THE NR 4 CYLINDER EXHAUST VALVE MUST HAVE STUCK AT SOME POINT CAUSING THE PUSHROD TO BEND. THIS MAY HAVE OCCURRED BECAUSE OF IMPROPER LEANING PROCEDURES DURING A CROSS COUNTRY FLIGHT OR PSDR CA040820005Cylinder · cracked(CAN) DURING A FOREST FIRE ACTION, THE PILOT NOTICED AN OIL LEAK COMING FROM THE TOP OF THE LT ENGINE. SHUT THE ENGINE DOWN AND RETURNED TO THE FIELD MAINTENANCE BASE WITH OUT INCIDENT. MAINTENANCE FOUND TWO CRACKED CYLINDERS. THEY CHANGED THE CYLINDERS AND GSDR CA040830010Pushrod · broken(CAN) PILOT PARKED THE AIRCRAFT BECAUSE OF OIL LEAKING AND RT ENGINE RUNNING ROUGH. THE RT ENGINE NR4 CYLINDER WAS FOUND TO HAVE A BROKEN INTAKE PUSHROD, BROKEN EXHAUST PUSHROD AND BROKEN PUSHROD TUBE THAT CAUSED OIL TO LEAK FROM ENGINE. IT WAS FOUND THAT BOSDR 2004FA0000763Stud · failedNR 3 CYLINDER DECK STUDS FAILED AND CYLINDER DEPARTED ENGINE.SDR 2004FA0000761Stud · failedNR 2 CYLINDER STUD, 8 O CLOCK POSITION, FAILED.SDR 2004FA0000760Cylinder Head · crackedCYLINDER CRACKED FROM LOWER SPARK PLUG HOLE AROUND OUTSIDE OF EX SEAT TO TOP SPARK PLUG HOLE. JUST LIKE ALL THE OTHER ONES.
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