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 CA040819008Housing · leaking(CAN) ON INSPECTION, LT ENGINE SIDE FOUND VERY OILY, AFTER CLEANING, RUN UP TEST C/O AND OIL LEAK FOUND ON NR2 INTAKE VALVE PUSH ROD HOUSING. A SMALL PIN HOLE FOUND ON THE TUBE (VISIBLE ONLY WITH A MAGNIFYING GLASS). NEW TUBE P/N LW11485 INSTALLED, OPERATIONSDR NACA20040027Cylinder Head · crackedNR 4 ENGINE SHUT DOWN DUE TO EXCESSIVE OIL LOSS. REPLACED NR 3 CYLINDER DUE TO CRACKED HEAD. CHECKED GOOD.SDR 2004FA0000677Cylinder · crackedNR 3 CYLINDER CRACKED CIRCUMFERENTIALLY APPROXIMATELY 4 INCHES BELOW THE HEAD. THE RESULTANT VIBRATION MADE A PRECAUTIONARY LANDING PRUDENT. UPON REMOVAL AND INSPECTION, THE CRACK APPEARED TO VARY BETWEEN 0.060 INCH AND 0.030 INCH (APPROXIMATE) AS IT PROPAGASDR AOC04005Cylinder · chippedUPON RECEIVING INSPECTION OF NEW ECI CYLINDERS, ONE CYLINDER WAS FOUND TO HAVE THE NICKEL PLATING CHIPPED (.7500 INCH LONG X .0312 INCH WIDE) AT THE BASE OF THE CYLINDER SKIRT. PACKAGING APPEARED TO BE ADEQUATE AND THE CYLINDER WAS NOT DROPPED. SUSPECT PROBLEMSDR 2004FA0000602Stud · looseNR 3 CYLINDER INTAKE VALVE ROCKER ARM STUD BACKED OUT CAUSING PUSHROD TO BEND AND HYDRAULIC LIFTER FAILURE.SDR 2004FA0000688Cylinder Head · separatedPILOT LANDED AIRCRAFT AT LT AFTER EXPERIENCING A ROUGH RUNNING ENGINE. UPON FURTHER INVESTIGATION FOUND THE NR 4 CYLINDER HEAD SEPARATED FROM THE BARREL. FOUND ALL CYLINDERS TO BE ECI CYLINDERS HAVING ONLY 154.73 HOURS IN SERVICE, ALL CYLINDER REQUIRE REPLACSDR CA040804003Cylinder Head · broken(CAN) NR 5 CYLINDER STUDS BROKE AND CYLINDER THEN DETACHED FROM CASING, RESULTING IN EMERGENCY LANDING AND LOSS OF OIL.SDR CA040928002Cam · worn(CAN) DURING FLIGHT ENGINE DEVELOPED UNUSUAL DRONING NOISE FROM ENGINE. SUSPECT WORN CAM LOBE. CAM REMOVED AND FOUND TO BE WORN ON SEVERAL EXHAUST CAM LOBES. SERVICEABLE CAM, ROLLERS AND PINS INSTALLED. ENGINE GROUND RUN SATISFACTORY. AIRCRAFT RELEASED. SDR FSI072304Cylinder Head · separatedON CLIMB OUT THE NR 4 CYLINDER HEAD SEPARATED FROM THE BARREL.SDR FTU2004F00005Seal · damagedAC ENGINE WAS DRIPPING OIL. ALL CYLINDERS LOOKED LIKE THEY HAVE BEEN REPLACED RECENTLY. FURTHER INVESTIGATION REVEALED MOST OF PUSH ROD HOUSING SEALS AT CYLINDER HEAD ATTACH POINT WERE DAMAGED OR NOT PROPERLY INSTALLED. IT HAS ALSO BEEN NOTICED THAT ECI PUSSDR AOC04002Cylinder · damagedFOLLOWING SEVERAL WRITE UPS CONCERNING HIGH CYLINDER TEMP, THE CYLINDERS WERE REMOVED AFTER PREVIOUS LIKE PROBLEMS WITH ANOTHER AIRCRAFT. UPON INSPECTION OF THE CYLINDERS, IT WAS NOTED THAT THREE CYLINDERS HAD UNUSUAL CIRCULAR MARKS ON THE CYLINDER WALLS. NEW SDR AOC04004Cylinder · damagedAFTER REPORTS OF HIGH CYLINDER TEMP, CYLINDERS WERE REMOVED FOR INSPECTION. THREE CYLINDERS FOUND TO HAVE UNUSUAL MARKS ON THE ECI CYLINDER WALLS, SIMILAR TO TWO OTHER ENGINES WITH THE SAME PROBLEMS. CYLINDERS REPLACED WITH NEW ECI CYLINDERS AND CYLINDER TEMP SDR CA040730006Rocker · broken(CAN) IN CLIMB, ABOUT 60-70 FEET ABOVE WATER (OTTER ON FLOATS) A LOUD BANG WAS HEARD, ENGINE LOST POWER. PILOT DESCENDED RAPIDLY, AND LANDED SAFELY. GROUND RUN LATER, ENGINE WOULD NOT GO OVER 1400 RPM, AND VERY ROUGH BETWEEN 1200 AND 1400. LATER INVESTIGATION SDR 2004FA0000771Cylinder Head · failedSTUDENT AND INSTRUCTOR WERE FLYING, HEARD LOUD BANG. AC SHUTTERED, OIL PRESSURE STABLE, RPM DROPPED TO BOTTOM OF GREEN ARC, OIL PRESSURE STARTED DROPPING ON A PRECAUTIONARY APPROACH. NORMAL LANDING, SHUT ENGINE DOWN AT SOUTH BAY AVIATION. UPON INSP OF ENG ISDR SEA04LA125Cylinder · crackedCYLINDER SEPARATED BETWEEN 2ND AND 3RD HORIZONTAL FINS THROUGH THE SPARK PLUG BOSS. ENGINE LOST POWER AND THE AIRCRAFT NOSED OVER ON EMERGENCY LANDING CAUSING SUBSTANTIAL DAMAGE. THIS CYLINDER HAD BEE OVERHAULED THREE PREVIOUS TIMES.SDR 2005FA0000101Exhaust Valve · seizedUPON TAKEOFF, PILOT REPORTED POWER LOSS AND ROUGH RUNNING ENGINE. INVESTIGATION FOUND NR 3 CYLINDERS EXHAUST VALVE SEIZED. THIS WAS 4TH OCCURENCE SINCE NEW (1999). INSTITUTED 300 HOUR VALVE GUIDE REAM AND 25 HOUR OIL CHANGE. MFG DENIED REQUEST TO INCREASE SDR AOC04001Cylinder · damagedFOLLOWING SEVERAL WRITE UPS CONCERNING HIGH CYLINDER TEMP, THE CYLINDERS WERE REMOVED AFTER EXTENSIVE TROUBLESHOOTING REVEALED NO DEFECT. UPON INSPECTION OF THE CYLINDERS, IT WAS NOTED THAT THREE CYLINDERS HAD UNUSUAL CIRCULAR MARKS ON THE CYLINDER WALLS. ONE SDR CA040712008Cylinder · cracked(CAN) DURING CLIMB AFTER A RETARDANT DROP ON A FIRE, NR 3 ENGINE BMEP BECAME ERRATIC AND A THUMPING WAS FELT AND BACKFIRE HEARD. THE REMAINING RETARDANT LOAD WAS JETTISONED AND THE NR 3 ENGINE WEAS SHUT DOWN AND THE PROPELLER WAS FEATHERED. THE AIRCRAFT RETURSDR CA040713005Pushrod · bent(CAN) PILOT WAS 10 MILES FROM AIRPORT. WHEN A POWER LOSS AND ENGINE VIBRATION WAS NOTED. PILOT INFORMED ATC OF SITUATION AND LANDED AT AIRPORT WITHOUT INCIDENT. UPON INVESTIGATION NOTICED NO COMPRESSION AND BENT PUSH ROD AND PUSHROD HOUSING ON NR 4 CYLINDER. SDR 2004FA0000550Exhaust Valve · brokenTHE PILOT REPORTED A LOSS OF POWER AND LOSING ALTITUDE TO AIR TRAFFIC. AN EMERGENCY LANDING WAS ACCOMPLISHED AT A PUBIC AIRPORT. MAINTENANCE PERSONNEL FOUND THE NR 2 CYLINDER HAD A BROKEN EXHAUST VALVE, WITH THE PISTON AND CYLINDER DAMAGED DUE TO THE HEAD OF TSDR 2004FA0000683Exhaust Valve · stuckAIRCRAFT EXPERIENCED POWER LOSS DURING CLIMBOUT. AIRCRAFT CIRCLED AND LANDED AND DEPARTED END OF RUNWAY, ROLLED OUT THRU RUNWAY LIGHTS. PROPELLER STRIKE OF ONE LIGHT. FOUND NR 2 CYLINDER EXHAUST VALVE STUCK AND VALVE GUIDE LOOSE . FURTHER INSPECTION ALSO FSDR CA040713007Cylinder Head · cracked(CAN) CRACK IN HEAD WALL BETWEEN FINS 11 AND 12 COUNTING FROM BARREL, ON EXHAUST SIDE OF CYLINDER.SDR CA040708011Seal · failed(CAN) NR 1 ENGINE WAS RUNNING ROUGH AT CLIMB POWER ABOUT FOUR MINUTES AFTER TAKE OFF, THE ENGINE CONTINUED TO RUN ROUGH AT REDUCED POWER. THE PILOT SHUT DOWN THE ENGINEAND SECURED IT AND RETURNED TO BASE WITHOUT INCIDENT. MAINTENANCE FOUND TRACES OF OIL IN THESDR NACA20040025Cam · failedNR 2 ENGINE SHUT DOWN DUE TO NR 12 CYLINDER DOUBLE SHORTED SECONDARY AND RUNNING ROUGH. REPLACED ENGINE DUE TO FRONT CAM FAILURE. CHECKED GOOD.SDR CA040709001Cylinder · failed(CAN) NEW CYLINDER ASSEMBLIES (2), REMOVED FROM BOXES AND INSPECTED & MEASURED TO FIT RINGS. BARRELS FOUND TO BE AT SERICE LIMIT WITH .010 CHOKE AND .008 TO .010 OUT OF ROUND. NEW CYLINDERS OUT OF LIMITS. NO APPARENT PHYSICAL DAMAGE, QUALITY CONTROL PROBLEM.SDR CA040709002Cylinder Head · cracked(CAN) CRACKED COMPLETELY THROUGH FROM ONE SPARK PLUG HOLE TO THE EXHAUST VALVE SEAT TOTHE OTHER SPARK PLUG HOLE. CYLINDER WAS REPAIRED 25.6 HOURS PREVIOUS. (DUE TO EXHAUST VALVE PROBLEMS) NOTE: LOGBOOK INCORRECTLY STATED CYLINDER WAS OVERHAULED. CYLINDER WAS ASDR FFS2004F00001Exhaust Valve · crackedCOMPRESSION CHECK REVEALED ZERO COMPRESSION IN THE NR 3 CYLINDER. INVESTIGATION FOUND A HOLE BURNED THROUGH THE HEAD OF THE EXHAUST VALVE. THE FAILURE SEEMED UNUSUAL BECAUSE THERE WERE MULTIPLE CRACKS IN THE HEAD OF THE VALVE IN A CIRCUMFERENTIAL ORIENTATIONSDR MW22004F00001Stud · failedNR 3 CLYINDER DECK STUDS FAILED AND CYLINDER LT ENGINE. CONNECTING ROD AND PISTON ALSO NOT FOUND.SDR 2004FA0000641Cylinder · failedDURING ANNUAL INSP, CYLINDERS NR 1 AND NR 2 WERE FOUND TO HAVE A LOW COMPRESSION AND LEAKAGE PAST THE EXHAUST VALVE. ENGINE WAS STILL UNDER WARRANTY AND MFG WAS CONTACTED. MFG REP SUGGESTED TO READ SB03-3 WHICH SUPERSEDES SB84-15. SB03-3 SAYS ANY CYLINDER TSDR CA040615004Rocker Boss · broken(CAN) ROCKER BOSSES BROKE OFF, FOR ROCKER SHAFT ON EXHAUST VALVE.SDR 2004FA0000685Cylinder Head · crackedHOLE THROUGH HEAD OR EXHAUST SIDE, NR7707-14, NR 7707-5 CRACKED HEAD. EST 500 HOURS SINCE NEW.SDR CA040609017Stud · broken(CAN) ENGINE RAN ROUGH ON FINAL APPROACH AND STOPPED ON ROLL OUT. ENGINE RESTARTED TO TAXI IN AND RAN VERY ROUGH AND BACKFIRED. EXHAUST VALVE ON CYLINDER NR 3 DID NOT MOVE WHEN ENGINE TURNED OVER. FOUND ROCKER AND SHAFT LOOSE IN ROCKER COVER.SDR CA040607002Nut · loose(CAN) PILOT NOTICED OIL LEAK AND DID A PRECAUTIONARY ENGINE SHUT DOWN. HE DID A ONE ENGINE OUT LANDING PROCEDURE AT AIRPORT WITHOUT INCIDENT. MAINTENANCE FOUND NR 17 CYLINDER PUSHROD TUBE NUT LOOSE. THE SEAL WAS REPLACED AND THE NUT TORQUED. THE ENGINE WAS GSDR NACA20040022Cylinder · defectiveDISCREPANCY: NR 2 ENGINE SHUT DOWN DUE TO RUNNING ROUGH AND BACK FIRING AT CRUISE. NR 1 CYLINDER LT SIDE SHORTED SECONDARY. REPLACED NR 1 CYLINDER DUE TO FAILED RINGLAND.SDR CA040629003Cylinder · peeling(CAN) CERMINIL COATING PEELED OFF OF ABOUT 10 PERCENT OF THE BARREL, SUSPECT CAUSING METAL CONTAMINATION THROUGHOUT THE ENGINE.SDR NACA20040020Valve · missingNR 1 ENGINE SHUTDOWN DUE TO NR 12 CYLINDER LOW COMPRESSION. INSPECTED CYLINDER AND FOUND VALVE MISSING. REPLACED NR 1 ENGINE.SDR A302004F00000Stud · shearedTHROTTLES WERE SET AT 32 OF MANIFOLD PRESS. PROPS WERE SET AT 2300 RPM. ENG GAUGES WELL IN THE GREEN. THE RT ENG MANIFOLD STARTED TO DROP. TEMPS AND OIL PRESSURE REMAINED IN THE GREEN. THE EGT STARTED TO DROP. DUE TO LOSS OF MANIFOLD PRESS, SUSPECTED A TSDR 2004FA0000508Stud · shearedPILOT REPORTS EXHAUST PIPE LOOSE ON NR 4 CYLINDER. FOUND 4 STUDS SHEARED ON CYLINDER HOLD DOWN FLANGE. THIS CAUSED EXHAUST TO VIBRATE LOOSE. CHECK NUTS ON ANNUAL OR ANYTIME EXHAUST STUDS DROP OUT.SDR 040505Rocker Cover · wornROCKER BOX, PN 68795 WAS WORN BY THE VALVE ROCKER SHAFT UNTIL THE SHAFT CUT THROUGH THE SHAFT RETAINER WHICH IS SPOT WELDED TO THE VALVE COVER. THREE OF SIX COVERS WERE SEVERELY WORN. A FOURTH COVER'S BRACKET WAS WORN THROUGH AND THE RESULTING SLUG OF METAL SDR AUS20040383Screw · cracked(AUS) EXHAUST VALVE ROCKER ADJUSTMENT SCREW CRACKED ALLOWING LOCKNUT TO LOOSEN AND ADJUST VALVE CLEARANCE.SDR CA040503013Valve · inoperative(CAN) DURING CLIMB, RT ENGINE STARTED TO BACKFIRE, THE CREW LANDED AND RETURNED TO HANGER WITHOUT INCIDENT.SDR 2004FA0000361Cylinder · damagedNR 3 CYLINDER ON LT ENGINE HOLD DOWN STUDS BROKE OFF ON UPPER FWD AND LOWER FWD. ONLY ONE NUT WAS TIGHT ENOUGH TO USE A WRENCH. THE OTHER NUTS WERE LOOSE. AFTER CYLINDER REMOVAL A PIECE OF THE CASE HALF CAME OFF WITH THE CYLINDER APPROX. 6 INCHES ACROSS ALONSDR BIER200401060Cylinder Head · crackedLOW MP INDICATION. RT ENGINE, NR 1 CYLINDER, HEAD SEPERATED FROM CYLINDER. AD 2004-08-10 N/A TO CYLINDER DUE TO S/N. CYLINDER MANUF BY ECI, INC. BUT THEY ARE NOT LISTED BELOW.SDR 2004FA0000355Cylinder Head · crackedAIRCRAFT NDT SERVICE WAS CONTRACTED TO VERIFY CRACKS IN THE ENGINE CYLINDER HEADS BETWEEN THE SPARK PLUG AND FUEL INJECTOR MOUNTING BOSS. AN EDDY CURRENT EXAMINATION DETERMINED THAT ALL TWELVE CYLINDER HEADS WERE CRACKED. THE OPERATOR REPLACED ALL TWELVE CYLISDR 2004FA0000529Cylinder · crackedPILOT REPORTED ENG RUNNING ROUGH AND SMELLED OIL IN COCKPIT SHORTLY AFTER TAKE OFF, MANAGED TO MAKE EMERGENCY LANDING ON DEPARTURE AIRPORT, DETERMINED CYLINDER NR 2 BARREL CRACKED ALMOST ALL THE WAY AROUND 2.8750 INCHES UP FROM BASE CAUSE UNKNOWN EXCEPT POSSIBSDR 2004FA0000370Cylinder · separatedNR 1 CYLINDER HEAD SEPARATED FROM CYLINDER BASE IN FLIGHT. (SO09200406841)SDR 2004FA0000385Cylinder Head · separatedNR 1 CYLINDER HEAD SEPARATED FROM CYLINDER BASE IN FLT. MAY NEED TO BE ADDED TO AD 2004-08-10.SDR CA040423004Cylinder · crackedCYLINDER CRACKED THROUGH 75 PERCENT OF CIRCUMFERENCE AT CYLINDER CROWN FROM A POINT BEYOND THE UPPER SPARK PLUG HOLE, AROUND THE EXHAUST VALVE, AND TERMINATING AT A POINT BEYOND THE LOWER SPARK PLUG HOLE (BUT NOT TRANSECTING THE HOLE).SDR BHA05RSCylinder Head · separatedDURING POWER REDUCTION FROM TAKE-OFF POWER TO CLIMB POWER, A (POP) WAS HEARD AND ONE OF THE ENGINES BEGAN RUNNING ROUGH. THERE WAS NO INSTRUMENT/GAGE INDICATION AS TO WHICH ENGINE. AIRCRAFT LANDED WITH OUT INCIDENT. POST FLIGHT EXAMINATION FOUND NR 1 ENGINE, NSDR CA040511003Casting · corroded(CAN) THE ALUMINUM CASTING IN WHICH THE VALVE GUIDE SLIDES HAD DISINTEGRATED DUE TO CORROSION INSIDE THE EXHAUST PORT. IT WAS PROBABLY A POOR QUALITY PART THAT WAS INSTALLED DURING THE LAST OVERHAUL.
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