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 CA020918011Cylinder Head · cracked(CAN) NR 9 CYLINDER HEAD SEPARATED BETWEEN SPARK PLUG HOLES 20 MINUTES AFTER TAKEOFF WHILE IN CRUISE FLIGHT. SERVICEABLE UNIT INSTALLED AND RESUMED FLIGHT.SDR 2002FA0001077Pushrod · bentTHE NUMBER 2 CYLINDER EXHAUST PUSH ROD BENT IN FLIGHT.SDR AUS20021124Cylinder · corroded(AUS) RT ENGINE CYLINDERS CORRODED ON CYLINDER WALLS. CORROSION PITS WERE IN EXCESS OF 0.381MM (0.015IN) DEEP. THREE CYLINDERS WERE ALSO FOUND TO BE CRACKED FROM EXHAUST SEATS TO THE EXHAUST PORTS. AIRCRAFT OPERATES FOR APPROXIMATELY 100 HOURS PER YEAR.SDR NACA20020040Cylinder · crackedFEATHERED THE NR 4 ENGINE IN CRUISE DUE TO BACKFIRED, LOW BMEP. REPLACED THE NR 3 CYLINDER.SDR CA021016036Exhaust Valve · stuck(CAN) VIBRATION ON RT ENGINE WITH FIRE, ENGINE FEATHERED. - FUEL LINE MANIFOLD VALVE TO NOZZLE BROKEN DUE TO STICKING EXHAUST VALVE ON CYLINDER NR 6. THE EXHAUST VALVE WAS DISMANTLED FOR CLEANING. A REEMER (PULL THROUGH) WAS PASSED THROUGH THE VALVE GUIDE ANSDR NACA20020039Cylinder · crackedNR 4 ENGINE FEATHERED DUE TO BACKFIRING. REMOVED AND REPLACED THE NR 18 CYLINDER.SDR 2002FA0001046Valve Guide · seizedNR 2 CYLINDER EXHAUST VALVE SIEZED IN VALVE GUIDE POSSIBLY DUE TO CARBON BUILD UP. NR 2 PUSHROD AND PUSHROD SHROUD WERE BENT. NR 2 EXHAUST PLUNGER ALSO REPLACED AT MFG RECOMMENDATION.SDR NACA20020038Cylinder · defectiveSHUTDOWN THE NR 3 ENGINE DUE TO DOUBLE SHORTED SECONDARY CYLINDER NR 11 AND DOUBLE SHORTED SECONDARY CYLINDER NR 15. REMOVED AND REPLACED THE NR 11 AND NR 15 CYLINDERS.SDR NACA20020037Cylinder · crackedFEATHERED THE NR 3 ENGINE AT 0312Z DUE TO BACKFIRING AND ROUGH RUNNING. REPLACED THE NR 4 CYLINDER.SDR 2002FA0001016Cylinder · crackedUPON LANDING, PILOT REPORTED EXTREMELY ROUGH RUNNING ENGINE ON RIGHT SIDE. INSPECTED AND FOUND NR2 CYLINDER ON RIGHT SIDE TO BE CRACKED ALL THE WAY AROUND CYLINDER BETWEEN HEAD AND BARREL. PILOT ALSO REPORTED ENGINE HAD HIGH CHT JUST BEFORE CHT DROPPED TO (0SDR AUS20020971Piston Ring · broken(AUS) NO6 CYLINDER OIL CONTROL PISTON RING BROKEN. BROKEN RING INGESTED BY OIL PUMP.SDR 920DMValve Guide · brokenCYLINDER WAS REMOVED FOR LEAKING EXHAUST VALVE BY CUSTOMER. UPON DISASSEMBLY AND REMOVAL OF LOWER VALVE SPRING RETAINER, THE GUIDE WAS FOUND TO BE IN TWO PIECES. THE LOWER HALF WAS STILL IN THE CYLINDER HEAD AND ID WAS EXTREMELY WORN AND OVAL SHAPED. THE FRSDR 2002FA0001220Bolt · brokenNR 3 CYLINDER CONNECTING ROD BOLT BROKE. ENGINE WAS DESTROYED. PROBABLE CAUSE, POSSIBLE OVER-TORQUED.SDR AUS20020855Exhaust Valve · worn(AUS) NO3 CYLINDER EXHAUST VALVE TIP WORN EXCESSIVELY. CORRESPONDINGROCKER DAMAGED ON CONTACT AREA. EXHAUST VALVES PNO 646460 AND INLET VALVES PNO 646459 IN OTHER CYLINDERS ALSO SHOWING SIGNS OFPITTING ON THE TIPS.SDR AUS20020823Shaft · scored(AUS) ROCKER SHAFT AND BUSH SCORED. SUSPECT CAUSED BY LACK OF LUBRICATION.SDR NACA20020035Cylinder · crackedFEATHERED THE NR 3 ENGINE AT 1841Z DUE TO RUNNING ROUGH AND LOW COMPRESSION INDICATED, NR 6 OR NR 17. REMOVED AND REPLACED THE NR 17 CYLINDER ON THE NR 3 ENGINE.SDR VJ32002F00061Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 4 CYLINDER FROM NORMAL ENGINE VIBRATION.SDR VJ32002F00060Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 1 CYLINDER FORM NORMAL ENGINE VIBRATION. RECOMMEND FOR FACTORY TO REINVESTIGATE ENGINEERING DRAWING TO COME UP WITH A STRONGER PIECE OF BAFFLING TO INSTALL.SDR VJ32002F00059Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 3 CYLINDER FROM NORMAL ENGINE VIBRATION.SDR AUS20020885Valve Spring · broken(AUS) NO6 CYLINDER INNER EXHAUST VALVE SPRING BROKEN. METAL CONTAMINATION OF OIL SYSTEM.SDR AUS20020822Piston Pin · damaged(AUS) NO1 ENGINE PISTON PINS (6OFF) HAD SEVERE DAMAGE TO THE ALUMINIUMEND CAPS. THE END CAPS HAD MIGRATED OUTWARDS AND WERE RUBBING ONTHE CYLINDER WALLS. METAL CONTAMINATION OF ENGINE OIL SYSTEM.SDR CA020808006Exhaust Valve · broken(CAN) AT CRUISING ALTITUDE, THE ENGINE LOST POWER. RPMS DROPPED TO 2000. INSPECTION OF NR 3 CYLINDER, FOUND NO COMPRESSION. THE EXHAUST VALVE WAS FOUND TO BE BROKEN, REPLACED THE CYLINDER.SDR 2003FA0001141Rocker Boss · crackedAIRCRAFT COLLIDED WITH THE GROUND WHILE MANEUVERING FOR AERIAL APPLICATION. (FAR 137) EYE WITNESS OBSERVED WHITE SMOKE COMING FROM AIRCRAFT BEFORE ACCIDENT. NR 9 CYLINDER(JNG) EXHAUST ROCKER BOX HAD DEVELOPED A CRACK AND EXHAUST AND OIL BURNING FURTHERED BURNSDR CA020830004Cylinder · cracked(CAN) THE AIRCRAFT WAS ON FLOATS MOVING A CAMP FROM ONE LOCATION TO ANOTHER WHEN THE ENGINE STARTED TO RUN VERY ROUGH. THE PILOT SWITCHED FUEL TANKS THINKING THAT IT MIGHT BE WATER AND ADDED CARB HEAT JUST IN CASE IT WAS CARB ICE. WHEN THAT DID NOT HELP HE LANSDR CA030121002Exhaust Valve · broken(CAN) EXHAUST VALVE IN NR 2 CYLINDER BROKEN AT AREA BETWEEN STEM AND HEAD OF VALVE. VALVE DROPPED INTO COMBUSTION AREA AND CAUSED PISTON DAMAGE AND EVENTUALLY ENGINE STOPPAGE. VALVE TRAIN COMPONENTS WEAR CONSISTENT WITH IMPROPER PURGING OF LIFTERS AS ADDRESSESDR 2002FA0000957Exhaust Valve · fracturedAIRCRAFT EXPERIENCED PARTIAL LOSS OF POWER DUE TO FAILURE OF NR 3 CYLINDER EXHAUST VALVE. AIRCRAFT TERMINATED FLIGHT AND LANDED WITHOUT FURTHER INCIDENT.SDR 2002FA0000953Retainer · crackedDURING AN ANNUAL INSPECTION, ONE ROCKER BOX COVER ON THE LEFT ENGINE WAS REMOVED IN THE PROCESS OF REPLACING PUSHROD TUBE SEALS. DISCOVERED ONE ROCKER SHAFT RETAINER CRACKED INTO TWO PIECES. DECIDED TO INSPECT REMAINDER OF CYLINDERS AND FOUND 19 OF 24 ROCKERSDR AUS20020911Stud · sheared(AUS) CYLINDER ROCKER SHAFT BOLTS LOOSE. ONE STUD FRACTURED WITHSUBSEQUENT DAMAGE TO THE INLET VALVE PUSHROD AND TUBE.SDR AUS20020778Cylinder · misinstalled(AUS) RT ENGINE NR 2 CYLINDER INLET VALVE PUSHROD BROKEN. SHROUD TUBE SEVERELY DISTORTED. METAL IN OIL FILTER. INVESTIGATION FOUND THE FOLLOWING DEFECTS: NR 1 CYLINDER HAD ONE INLET AND ONE EXHAUST ROCKER ARM INSTALLED BUT THE INLET WAS INSTALLED IN THE EXHAUSDR CA020830010Cylinder · cracked(CAN) ON A 100 HOUR INSPECTION, NR 2 & 7 CYLINDER HAD VERY LOW COMPRESSION. AFTER REMOVAL OF BOTH CYLINDERS IT WAS NOTICED THAT THE EXHAUST VALVE SEATS WERE CRACKED. THE CYLINDERS WERE REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.SDR 2002FA0000912Retainer · missingNR 3 CYLINDER PUSH ROD BENT, REMOVED THE NR 5 CYLINDER VALVE COVER FOR FURTHER INSPECTION AND FOUND PUSH ROD RETAINING CLIP MISSING AND ASSOCIATED HARDWARE. NO DAMAGE OR PARTS FOUNDSDR 2002FA0001047Cylinder · brokenTHE ROCKER SHAFT ON THE EXHAUST PORT SIDE OF THE NR 1 CYLINDER FAILED. INSPECTION OF THE OTHER THREE CYLINDERS SHOWED LOOSE BUSHINGS IN THE SAME BOSS ON ALL THREE. THE VALVE SPRING SEAT (PN 24027) WAS ALSO BROKEN, APPARENTLY INCIDENTAL TO THE ROCKER SHAFT BOSDR 2002FA0000830Piston Pin · failedENGINE OIL FILTER INSPECTED DURING 100 HOUR INSPECTION, FOUND EXCESSIVE AMOUNT OF ALUMINUM FLAKES IN FILTER. CAUSE OF METAL IN OIL FILTER TRACED TO NR 6 CYLINDER PISTON PIN PLUG. WHEN CYLINDER WAS REMOVED THE FWD PLUG HAD EXCESSIVE WEAR. THIS WAS A FACTORY SDR CA020726011Pin · broken(CAN) - ENGINE MAKING CLICKING SOUND SIMILAR TO EXCESSIVE VALVE CLEARANCES. OIL SCREEN INSPECTED AND BRASS PARTICLES FOUND. VALVE CLEARANCES ADJUSTED AND OIL SYSTEM FLUSHED. ENGINE GROUND RUN AND ENGINE NOISE STILL EXISTED. SPARK PLUGS PULLED AND EXAMINED SDR CA020726006Lifter · failed(CAN) DURING INSPECTION METAL FOUND IN FILTER, LARGE PARTS FOUND IN FINGER SCREEN. CYLINDER NR 6 DIFFERENTIAL PRESSURE FOUND LOW, CYL REMOVED, FOUND LIFTER BODY FLANGE MISSING. UPON REMOVAL OF ALL CYLINDER ASSEMBLIES, IT WAS NOTED ALL PISTON SKIRTS WERE MISSINSDR CA020726014Cylinder · cracked(CAN) WHILE ENROUTE TO A FIRE THE FLIGHT CREW HAERD A LOUD BANG FROM NR 4 ENGINE. THE CREW SHUT DOWN THE ENGINE AND FEATHERED THE PROP. THE AIRCRAFT RETURNED TO YZH. MAINTENANCE CREW DISCOVERED A CRACKED EAR ON THE NR 13 CYLINDER. THE CYLINDER WAS REPPLACEDSDR 2002F00758Cylinder Head · crackedCYLINDER HEAD SEPERATED FROM BARREL DURING CLIMB OUT. ENGINE FEATHERED AND AIRCRAFT LANDED SAFTELY. CYLINDER HEAD CRACKED ABOVE THREADED AREA TO BARREL.SDR CA020726018Cylinder · cracked(CAN) AT END OF 2 RT FLT, CYL HEAD TEMP, OIL TEMP & PRESSURE ALL NORMAL. OIL TEMP SUDDENLY WENT UP ONE NEEDLE WIDTH, OIL PRESSURE WENT DOWN ONE NEEDLE WIDTH. ENGINE MADE BANGING, CLATTERING NOISE WITH WHIFF OF HOT OIL SMOKE IN COCKPIT. ENGINE RAN VERY ROUGHSDR AUS20020726Exhaust Valve · cracked(AUS) NO3 CYLINDER EXHAUST VALVE HEAD CRACKED AND BURNT.SDR AQF2002F00000Cylinder · crackedLOOKING FOR OIL LEAK. FOUND CRACK INSIDE CYLINDER ABOUT MIDWAY. CIRCULAR COVERING APPROXIMATELY 30 PERCENT OF RADIUS. 1600 HOURS SMOHSDR CA020802002Cylinder Head · fractured(CAN) HEAD FRACTURED AND SEPARATED AT APPROXIMATELY THE FIRST THREAD IN THE HEAD. THE CYLINDER HAS BEEN FORWARDED TO THE MANUFACTURER OF THE CYLINDER FOR FURTHER INVESTIGATION.SDR AUS20020653Cylinder · leaking(AUS) ENGINE CYLINDER LEAKING FROM HEAD/BARREL JOINT.SDR 2002FA0000887Cylinder · crackedCRACK BETWEEN SPARK PLUG HOLE AND INJECTOR HOLE.SDR 2002FA0000821Exhaust Valve · brokenREPLACED NR 3 CYLINDER & PISTON DUE TO EXHAUST VALVE SEPARATION & DAMAGE TO CYLINDER CAUSED BY NOT REPLACING NEEDED PARTS AT M.O.H. (466.6-HRS S.M.O.H.) TOTAL TIME ON P/N 19001 EXHAUST VALVES 2351.6-HRS. THERE IS NO RECORD OF THE EXHAUST & INTAKE VALVES, EXHAUSDR 2002F00638Cylinder · crackedAT CRUISE POWER LEFT ENGINE LOST POWER AND STARTED TO RUN ROUGH. ENGINE WAS SHUT DOWN AND DIVERTED TO LEX. NR 8 CYLINDER WAS FOUND CRACKED AT INTAKE PORT.SDR NACA20020029Cylinder · crackedNR 4 ENGINE PRECAUTIONARY SHUT DOWN, ENGINE WOULDN'T TAKE A LEAN, BACKFIRED AND RUNNING ROUGH. REMOVED AND REPLACED THE NR 3 CYLINDER ON THE NR 4 ENGINE.SDR CA020702002Piston · damaged(CAN) AFTER A SOUTH BOUND DEPARTURE FROM CYPY RUNWAY 03 AN ABNORMAL DROP IN MANIFOLD PRESSURE WAS NOTICED. THE P/C SWITCHED FUEL TANKS TO ENSURE THE CAUSE WAS NOT FUEL CONTAMINATION. THERE WAS NO IMPROVEMENT. ENGINE INDICATIONS WERE LOW OIL PRESSURE, HIGH OIL SDR 2002FA0000952Cylinder · loose(NR 3 CYLINDER) NR 3 CYLINDER CAME LOOSE FROM CASEHALF. ROD STILL CONNECTED TO CRANKSHAFT.SDR AUS20020716Piston · damaged(AUS) PISTON DAMAGED DUE TO DETONATION. PISTON RINGS BROKEN AND OIL RETURN DRAIN HOLE ENLARGED.SDR 2002FA0000810Seal · failedPUSH ROD SHROUD SEAL FAILED, CAUSING OIL LEAK.
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