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 AUS20030666Cylinder · wrong part(AUS) RT ENGINE HAD TWO UNAPPROVED CYLINDERS FITTED. PN 653452 CYLINDERS ARE NOT APPROVED FOR THE GTSIO520-H MODEL CYLINDERS UNLESS MODIFIED. THE TWO CYLINDERS FITTED WERE NOT MODIFIED IAW APPROVED SCHEME. THE REMAINING PN 653453A4 CYLINDERS FITTED ARE APPROVSDR CA030703017Exhaust Valve · corroded(CAN) UPON INSTALLATION OF CYLINDERS AFTER OVERHAUL OF CRANKCASE THE EXHUAST VALVE IN ONE CYLINDER WAS NOTICED TO BE BADLY CORRODED AND ERODED AT THE NECK OF THE VALVE.ALL OTHER EXHAUST VALVES WERE INSPECTED SERVICEABLE AND THE ONE WILL BE REPLACED. IT SHOULDSDR CA030827009Valve Spring · broken(CAN) BOTH EXHAUST VALVE SPRING BROKEN, NR 1 CYLINDER. NEW SPRINGS INSTALLED ALL CYLINDER. RAN OK, SLIGHT INCREASE IN EXHAUST GAS TEMPERATURE NR 1 RPBE.SDR CA030626009Cylinder Head · worn(CAN) ON INSPECTION FINE BRONZE PARTICLES FOUND IN OIL FILTER & SCREEN. FURTHER INVESTIGATION REVEALED ROCKER ARM BUSHINGS WORN. ALSO CYLINDER HEAD BOSSES WORN. THE ROCKER SHAFTS ON THESE NEW STYLE CYLINDERS ARE HELD IN PLACE WITH SET SCREWS WHICH SEEM TO LOOSSDR CA030703007Piston · failed(CAN) NR 3 CYLINDER PISTON EXPERIENCED FAILURE OF ITS ALUMINUM SIDE DURING CRUISE FLIGHT, RESULTING IN ENGINE POWER LOSS AND ROUGH OPERATION. PISTON FAILURE CAUSED PRESSURE FROM COMBUSTION TO ENTER THE CRANKCASE. THIS RESULTED IN THE CRANKCASE BECOMING PRESSURSDR AUS20030670Cylinder · cracked(AUS) NR 2 CYLINDER CRACKED BETWEEN VALVES. NR 3 AND NR 4 CYLINDERS REMOVED FOR LOW COMPRESSION.SDR 03IN170035Cylinder Head · departedA/C EXPERIENCED ENG PROBLEMS APPROX 2 MINUTES AFTER INITIATING DESCENT FROM 11,500. PILOT NOTICED VIBRATION, OBSERVED RT ENG FUEL FLOW FLUCTUATING. ENRICHED FUEL MIXTURES AND TURNED ON FUEL PUMPS. VIBR CONTINUED, PILOT MOVED RT THROTTLE BACK, THEN UP TO COSDR CA030627014Exhaust Valve · broken(CAN) ON INITIAL CLIMB OUT, SUDDEN VIBRATION OCCURRED. AIRCRAFT LANDED SAFELY. INVESTIGATION REVEALED FAILURE OF THE 7/16 INCH ZERO STEM EXHAUST VALVE IN CYLINDER NR 2.SDR CA030623001Cylinder · cracked(CAN) AFTER A SCOOPING RUN THE CREW NOTICED A 30 DROP IN THE BMEP ON THE LT ENGINE. LOAD WAS DROPPED AND A/C CLIMBED TO 2500 FT AND EXECUTED A PRECAUTIONARY ENGINE SHUT DOWN. THE A/C FLEW TO BASE WHERE IT LANDED UNEVENTFULLY. THE NR 5 CYLINDER WAS CRACKED. CSDR AUS20030697Piston · cracked(AUS) PISTON CRACKED THROUGH OIL RING LAND.SDR CA030627007Screw · loose(CAN) ROCKER SHAFT SET SCREW BECAME LOOSE AFTER 148.1 HRS OF OPERATION AND WORE THE ROCKER SHAFT BOSS IN CYLINDER HEAT MAKING THE CYLINDER UNSERVICEABLE.SDR 2003FA0000621Cylinder · cracked6/1/02 SIX NEW ECI CYLINDER ASSY AEC631397STA INSTALLED. 11/15/02 NR 4 CYL CRACKED AFTER 171 HOURS OF SERVICE AND DAMAGED NR 2 CYL, BOTH OF WHICH WERE REPLACED. 2/20/03 NR 2 CYL CRACKED AFTER 79 HOURS OF SERVICE. 4/4/03 NR 4 CYL CRACKED AFTER 99 HOURS OF SESDR 2003FA0000629Piston · brokenDISMANTELD ENGINE DUE TO METAL CONTAMINATION. FOUND NR 2 PISTON SKIRT ON BOTTOM SIDE BROKEN.SDR CA030627004Exhaust Valve · failed(CAN) DURING CRUISE FLIGHT OIL WAS NOTICED COMING FROM THE RT ENGINE. THE ENGINE WAS SHUTDOWN AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE EXHAUST VALVE ON NR 5 CYLINDER HAD FAILED.SDR 2003FA0000678Cylinder Head · crackedCYLINDER CRACKED FROM TOP SPARK PLUG HOLE AROUND OUTSIDE EX SEAT TO BOTTOM SPARK PLUG HOLE.SDR 2003FA0000677Cylinder Head · crackedCYLINDER CRACKED FROM TOP SPARK PLUG HOLE AROUND OUTSIDE OF EXHAUST SEAT TO BOTTOM SPARK PLUG HOLE.SDR 2003FA0000676Cylinder Head · crackedCRACKED FROM TOP SPARK PLUG HOLE AROUND OUTSIDE EX SEAT TO BOTTOM SPARK PLUG.SDR 2003FA0000674Cylinder · crackedCYLINDER CRACKED FROM TOP SPARK PLUG HOLE AROUND OUTSIDE EX SEAT TO BOTTOM SPARK PLUG HOLE.SDR 2003FA0000679Cylinder Head · crackedCRACKED FROM TOP SPARK PLUG HOLE AROUND OUTSIDE EXHAUST SEAT TO BOTTOM SPARK PLUG HOLE.SDR 2003FA0000675Cylinder Head · crackedCYLINDER CRACKED FROM HEAD OF COMBUSTION CHAMBER EX SIDE OUT TO COOLING RING.SDR 2003FA0000673Cylinder · crackedCRACKED FROM TOP SPARK PLUG HOLE AROUND OUT SIDE EX SEAT TO BOTTOM SPARK PLUG HOLE.SDR 2003FA0000655Intake Valve · crackedENGINE 561.58 SMOH, NR 5 INTAKE VALVE, CRACK IN STEM .1875 INCH FROM TOP END. COMPLETELY AROUND. TELEDYNE TECH REP SAID IT WAS NORMAL. STELLITE TIP WELDED INTO STEM. OTHER VALVES IN ENGINE SHOW SIGNS OF CRACK STARTING. CLYINDERS WERE FACTORY NEW AT OVERHASDR CA030609012Engine · failed(CAN) DURING LANDING AFTER PASSING THE RUNWAY THRESHOLD ENGINE BROUGHT TO IDLE CAUSING IT TO STOP AND PROP TO WINDMILL. AFTER LANDING PILOT TAXIED WITH REMAINING SPEED OFF THE RUNWAY. (RESTARTING WAS UNSUCCESSFUL). PLANE WAS TOWED TO THE RAMP. NOTE: 164 HOUSDR B30R2003003Cylinder · crackedDURING ANNUAL ENGINE INSPECTION A MECHANIC NOTED BLUE FUEL STAIN IN THE AREA OF THE NR 1 CYLINDER FUEL DRAIN PORT. BLUE FUEL STAIN WAS REMOVED AND ENGINE FUEL SYSTEM WAS PRESSURIZED. AT THIS TIME FUEL STARTED TO DRIP FROM IN BETWEEN THE FIRST TWO COOLING FINS SDR CA030604001Valve · broken(CAN) PILOT REPORTED HEARING A BANG DURING CLIMB, FOLLOWING BY PARTIAL POWER LOSS AND VIBRATION WAS FELT. AN EMERGENCY WAS DECLARED AND AIRCRAFT RETURN FOR AN UNEVENTFUL LANDING. INITIAL INVESTIGATION REVEALED NR 3 CYLINDER HAS A VALVE HEAD SEPARATED AND IS SDR CA040602009Cylinder · cracked(CAN) DURING DESCENT, NR 2 ENGINE BACKFIRED, THE FLIGHT CREW MOVED THE MIXTURE TO RICH, THE ENGINE STABILIZED FOR 2 MINUTES. THE ENGINE BACKFIRED AGAIN AND THE ENGINE WAS SHUT DOWN AND THE PROPELLER WAS FEATHERED. THE AIRCRAFT LANDED WITHOUT INCIDENT. UPON INVSDR 2003FA0000630Piston · brokenDISMANTLED ENGINE DUE TO METAL CONTAMINATION FOUND NR 2 PISTON SKIRT BROKEN ON BOTTOM SIDE.SDR AUS20030601Cylinder · failed(AUS) ENGINE NR 1 CYLINDER BARREL FAILED IN AREA APPROXIMATELY TWO FINS FROM TOP OF BARREL. CYLINDER HEAD AND ATTACHED SECTION OF BARREL SEPARATED. SEVERE DAMAGE TO ENGINE.SDR 2003FA0000596Cylinder · wornPROBLEM WITH HIGH OIL TEMP ON TEST FLIGHT. AT 280.3 OIL CONSUMPTION INCREASED AND ENG STARTED RUNNING ROUGH, WHEN CHECKING SPARK PLUGS FOUND OIL ON NR 3 CYL PLUG. REMOVED NR 3 CYLINDER FOUND OIL CONTROL RING BROKEN, METAL IN OIL SYS. ON 12/27/02 REPLACED SDR 2003FA0000595Cylinder · wornENG WAS REMOVED AT 353.2 HRS SMOH AND WAS SENT BACK TO MFG FOR REPAIR DUE TO METAL IN THE OIL. AT 779.5 HRS METAL WAS FOUND IN OIL SYS. WE REPLACED ALL FOUR CYLINDERS AND CONNECTING ROD ASSY. GROUND RUN AND TEST FLIGHT CHECKED GOOD. AT 981.6 HRS TSO AND 2SDR 2003FA0000594Cylinder · wornWITH 137 HOURS ON THIS ENGINE THE OIL CONSUMPTION WENT UP. ON INSPECTION OF THE ENGINE, OIL WAS FOUND ON NR 1 AND NR 3 CYLINDER SPARK PLUGS. ALL FOUR CYLINDERS WERE REMOVED AND THE OIL CONTROL RINGS WERE FOUND BROKEN ON CYL NR 1 AND NR 3. THE CYLINDER WALLSSDR 2003FA0000523Cylinder Head · crackedCYLINDER HEAD FOUND CRACKED FROM UPPER TO LOWER SPARK PLUG HOLES. BEING FOWARDED FOR MECHANIC AS FAX NUMBER DOES NOT WORK AT AFS-640. POC J. SHAPIRO 201-556-6600 EXT 230.SDR AUS20030983Exhaust Valve · sticking(AUS) ENGINE EXHAUST VALVE STUCK OPEN. TWO OTHER VALVES ALSO STICKING.DURING RECTIFICATION FOR THE STICKING VALVES IT WAS NOTICED THAT THE CARBURETTOR BUTTERFLY SHAFT TO BUSHING FITTING SEEMED EXCESSIVE (EXCESSIVE END FLOAT AND AXIAL WEAR).SDR ISO11030019Exhaust Valve · brokenAIRCRAFT IN CRUISE AT 5000 FT., EXPERIENCED LOSS OF POWER, PILOT LANDED IN WHEAT FIELD, 2 POB, NO INJURIES, MINOR DAMAGE.SDR CA030521004Intake Valve · separated(CAN) KATANA DA20A1 WAS ON A ROUTINE TRAINING FLIGHT WHEN THE CREW BECAME SUDDENLY AWARE OF A SIGNIFICANT ENGINE POWER LOSS AND WERE FORCED INTO MAKING AN UNSCHEDULED LANDING IN A FARMERS FIELD. THE AIRCRAFT LANDED SAFELY AND WAS LATER DISMANTLED AS NECESSARY SDR CA030521007Exhaust Rocker · cracked(CAN) DURING CRUISE THE CREW NOTICED A SLIGHT VIBRATION IN THE LT ENGINE. UPON LANDING A VISUAL INSPECTION WAS CARRIED OUT AND THE NR 11 CYLINDER WAS FOUND TO BE CRACKED FORE AND AFT ALONG THE EXHAUST ROCKER COVER, FROM THE EAR BACK TO THE ROCKER SHAFT. CYLISDR CA030605007Cylinder · perforated(CAN) AIRCRAFT NR 1 ENGINE RAN ROUGH ON TAKEOFF. COME BACK TO BASE ON REDUCED POWER. DIFFERENTIAL COMPRESSION CHECK INDICATED (0) ON NR 4 CYLINDER. FOUND ALUMINIUM IN OILFILTER. SUSPECT PISTON FAILURE. REMOVED ENGINE FOR OVERHAUL.SDR CA030527006Spark Plug · loose(CAN) DURING A TEST FLIGHT AFTER AN ENGINE CHANGE THE LT ENGINE BEGAN TO RUN ROUGH AT CRUISE POWER SETTINGS. AS A PRECAUTION, THE ENGINE WAS SHUT DOWN AND SECURED. AIRCRAFT LANDED WITHOUT INCIDENT. INVESTIGATION FOUND ONE SPARK PLUG BECAME LOOSE AND BACKED OUSDR 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 NACA20030083Cylinder · crackedNR 2 ENGINE BACK FIRING AT FULL RICH AND LOSS OF BMEP. REPLACED NR 2 ENGINE, NR 11 CYLINDER.SDR 2003FA0000502Cylinder · galledENGINE INSPECTED AFTER APPROXIMATELY 70 HOURS OF OPERATION ON NEW MFG ASSY. GALLING HAD OCCURED ON THE ROCKERSHAFTS. THE MFG HAD MODIFIED THE AGE OLD DESIGN TO INCLUDE LOCKING THE ROCKER SHAFT IN PLACE WITH A SET SCREW. THE SHAFT, BEING UNABLE TO FLOAT AND SDR CA030430004Cylinder · cracked(CAN) NR 4 CYLINDER, ON INVESTIGATION DURING LEAK, DOWN TEST NOTED LOW COMPRESSION AND LEAKAGE IN EXHAUST PORT. CYLINDER REMOVED AND CRACK FOUND IN EXHAUST PORT. THIS ENGINE TYPE NOTED FOR HIGH CYLINDER FAILURE RATE. CYLINDER SCRAPPED.SDR 2003FA0000514Lifter · corrodedLIFTERS PITTED AND MUSHROOMED.SDR 42403Cylinder Head · splitAT CLIMB POWER IN ROUTE HZY-UDG RIGHT ENGINE DEVELOPED A VIBRATION AND A SLIGHT LOSS OF POWER. AIRCRAFT DIVERTED TO MWO. FOUND NR 1 CYLINDER HEAD SEPARATED FROM BARREL.SDR 2003FA0000761Cylinder · separatedLT ENGINE FAILED DURING CLIMBOUT AT 1500 FEET AGL, 3 MILES FROM TAKE OFF. INSPECTION REVEALED NR 2 CYLINDER SEPARATED FROM CASE, A LARGE SECTION OF THE CASE WAS BROKEN OFF AT THE NR 2 POSITION AND THE CONNECTING ROD WAS SEPARATED FROM THE CRANKSHAFT.SDR UZ22003F00000Cylinder · separatedNR 4 CYLINDER TOP CAME OFF OF BARREL IN FLIGHT UNKNOWN CAUSE OR HOW TO PREVENT.SDR EWG2003F00000Cylinder · separatedPILOT REPORTS THE INABILITY TO THROTTLE BACK THE LEFT ENGINE. UPON INSPECTION OF THE LEFT ENGINE, NOTED THE NR 2 RAM CYLINDER (PN TISN71.2BCA221) HAD SEPERATED. THE CYLINDER HAD SEPARATED AT THE TOP OF THE BAREL WHERE THE HEAD AND COMBUSTION CHAMBER MEETS. SDR AUS20030447Intake Valve · failed(AUS) INLET VALVE FACE BREAKING UP.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 CA030710001Exhaust Valve · separated(CAN) DURING A TRAINING FLIGHT POWER WAS ADVANCED, THE ENGINE LOST POWER AT THIS POINT AND STARTED TO VIBRATE. THE AIRCRAFT IMMEDIATELY RETURNED TO THE AIRPORT AND LANDED SAFELY WITHOUT FURTHER INCIDENT. UPON INSPECTION OF THE ENGINE IT WAS DETERMINED THAT THE
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