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.

SDR 2012FA0000812Cylinder · crackedDURING ROUTINE MX, FUEL STAINING WAS FOUND ON THE NR 5 CYLINDER HEAD. FURTHER INSPECTION FOUND A SMALL CRACK APPROX .6250". CYLINDER WAS REMOVED AND SENT FOR INSPECTION. OVERHAULED CYLINDER WAS INSTALLED.Dec 8, 2012 · N53MT · Beech 58PSDR 2013FA0000019Boss · crackedROCKER SHAFT BOSSES FOUND CRACKED WHEN CYLINDER REMOVED DUE TO FAILURE. LAST DYE CHECK WAS DONE IN 5/6/2007 (O/H DATE 1998). CYLINDER ONLY HAD 50 HRS SINCE LAST INSPECTION, BUT 5 YEARS CALENDAR TIME. POSSIBLE MORE FREQUENT DYE CHECK ON ROCKER BOSSES FOR ADDec 6, 2012 · N2252J · Cessna 150GSDR CA121130008Plug · worn(CAN) DURING ROUTINE CPC NR 2 INSPECTION, THE ACFT OIL FILTER WAS OPENED TO CHECK FOR CONTAMINATION AND ALUMINUM WAS FOUND IN THE FILTER ELEMENT. WE PROCEEDED TO REMOVE ENGINE CYLINDERS AND FOUND NR 1 CYLINDER PISTON PIN PLUG WORN, FURTHER INSPECTION OF CYLINov 30, 2012 · Cessna 152SDR BQVR20111129Exhaust Valve · wornPREMATURE EXHAUST VALVE WEAR DETECTED BY LOW COMPRESSION/ EXHAUST VALVE LEAKAGE. EXCESSIVE WEAR STEP FOUND ON THE FACES OF THE LOW TIME EXHAUST VALVES. THE EXHAUST VALVES FROM ALL 4 CYLINDERS ARE AFFECTED. FURTHER ENGINE EVALUATION IN PROGRESS.Nov 29, 2012 · N68195 · Cessna 152SDR CA121130003Cylinder · cracked(CAN) SNAG FROM CUSTOMER WAS GREASE MARKS COMING FROM RIDE SIDE COWLING. WHEN COWLING WAS REMOVED, FOUND FUEL ON INTAKE BOLTS OF NR 5 CYLINDER. WITH A LIGHT, LOOKED DOWN THE FINS TO SEE BLUE STREAKS COMING FROM CYLINDER NEAR UPPER PART OF INTAKE PORT. FURTHNov 28, 2012 · Cessna T310RSDR CA121130010Cylinder Head · cracked(CAN) ON INSPECTION OF ENGINE, IT WAS NOTED THAT THE NR 1 CYLINDER ON NR 1 ENGINE WAS CRACKED ON THE UPPER SURFACE BETWEEN THE FIRST 2 COOLING FINS ON THE INTAKE SIDE THUS ALLOWING FUEL TO SPRAY OUT ALONG THE FINS PAST THE EXHAUST AND ONTO THE UPPER COWLING. Nov 27, 2012 · Piper PA31350SDR CA121130007Exhaust Valve · stuck(CAN) DURING ROUTINE ACFT INSPECTION THE NR 3 CYLINDER HAD A READING OF "0" ON A COMPRESSION LEAK DOWN CHECK. UPON FURTHER INSPECTION THE EXHAUST VALVE WAS STUCK IN THE OPEN POSITION. THE CYLINDER HAD APPROXIMATELY 700 HRS ON IT SINCE IT WAS LAST O/H WO 10-1Nov 27, 2012 · Cessna 172NSDR CA121126015Exhaust Valve · deformed(CAN) THE EXHAUST VALVE SEAT ON A FACTORY CYLINDER WAS FOUND TO BE INCORRECTLY GROUND TO A 75 DEGREE ANGLE AS OPPOSED TO THE REQUIRED 45 DEGREE ANGLE THAT RESULTED IN ACCELERATED WEAR AND DISTORTION OF THE EXHAUST VALVE FACE. THIS ENGINE WAS SENT IN FOLLOWINGNov 26, 2012 · Piper PA44180SDR 2012FA0000810Cylinder · detachedNR 5 CYLINDER UPPER BASE STUDS FAILED - THREE BLIND STUDS & 1 CASE THROUGH-STUD. CYLINDER PARTIALLY DISLODGED FROM CRANKCASE, LOSS OF ENGINE OIL, SIGNIFICANT VIBRATION, PRECAUTIONARY IN-FLIGHT SHUTDOWN AND FEATHER.Nov 21, 2012 · N2668A · Cessna 421CSDR CA121119008Exhaust Valve · failed(CAN) EXHAUST VALVE FAILURE, CYLINDER HEAD SEPARATION.Nov 17, 2012 · Cessna 150MSDR CA121121006Cylinder · damaged(CAN) PILOT REPORTED ROUGH RUNNING ENGINE. RETURNED FOR LANDING. ACFT RUN UP AND INSPECTED ON NOV 19, 2012. ENGINE RAN ROUGH ON RUN UP BY MAINTENANCE PERSONAL. UPON INSPECTION -NR 3 PUSHROD TUBE WAS BENT. NR 3 EXHAUST VALVE STUCK OPEN. CYLINDER REMOVED FOR Nov 14, 2012 · Cessna 172NSDR CA121115009Cylinder · cracked(CAN) WHEN TEST RUNNING THE ENGINE AFTER O/H WITH NEW CYLINDERS. THE CYLINDER HEAD TEMPORARY DROPPED ON NR 3 CYLINDER AND THE ENGINE BEGAN RUNNING ROUGH. THE CYLINDER FAILED A COMPRESSION TEST AND WAS REMOVED. WHAT SEEMS TO BE A CRACK APPEARED BETWEEN THE Nov 13, 2012 · Luscom 8FSDR CA121112006Cylinder · cracked(CAN) DURING TROUBLESHOOTING, DIFFERENTIAL COMPRESSION TEST AND CYLINDER LEAKAGE TEST. FOUND CYLINDER LEAKING AIR FROM AREA OF COOLING FINS ON THE EXHAUST PORT. VISUAL INSPECTION FOUND INTERNAL CRACK EXHAUST PORT OF CYLINDER WITH EXHAUST REMOVED.Nov 7, 2012 · Cessna 414SDR CA121112005Cylinder · cracked(CAN) DURING TROUBLESHOOTING, DIFFERENTIAL COMPRESSION TEST AND CYLINDER LEAKAGE TEST, FOUND CYLINDER LEAKING AIR FROM AREA OF COOLING FINS ON THE EXHAUST PORT. BOROSCOPE INSPECTION FOUND INTERNAL CRACK IN THE HEAD OF THE CYLINDER.Nov 7, 2012 · Cessna 414SDR CA121105022Piston Ring · failed(CAN) PILOT FIRST NOTICED MANIFOLD PRESSURE FLUCTUATE ON R/H ENGINE. GAUGES WERE NORMAL AT THIS POINT BUT AFTER TRYING TO ADJUST THROTTLE TO BRING MANIFOLD PRESSURE UP, OIL PRESSURE WENT DOWN. PILOT THEN SHUT DOWN R/H ENGINE AS A PRECAUTIONARY. MAINTENANCE DRANov 2, 2012 · Piper PA31350SDR ECPR201211160001Valve Spring · brokenACFT EXPERIENCED ROUGH RUNNING ENGINE INFLIGHT WITH LOSS OF MAX RPM. INSPECTION AFTER PRECAUTIONARY LANDING FOUND LOW COMPRESSION ON THE NR 2 CYLINDER. FURTHER INSPECTION FOUND THE NR 2 CYLINDER INNER AND OUTER EXHAUST VALVE SPRINGS BROKEN. BOTH SPRINGS REPLNov 2, 2012 · N159ND · Piper PA28161SDR 2012FA0000736Cylinder Head · crackedCRACKS IN THE ENGINE CYLINDERS. EXPERIENCED ALMOST 80 PERCENT FAILURE IN TITAN NICKLE CYLINDERS IN THIS ACFT AND 50 PERCENT FAILURE ON 1 OTHER ACFT WE OPERATE. THE CRACKS ARE IN BETWEEN COOLING FINS ABOUT 1" TO THE BACK AND TO THE RT OF THE FUEL INJECTOR BOOct 29, 2012 · N5293J · Cessna 414ASDR CA121130004Cylinder · cracked(CAN) DURING INSPECTION WE NOTICED FUEL STAINING ON INTAKE PIPES. CLOSER INVESTIGATION WE FOUND INTAKE PORT CRACKED. FOUND 4 OUT OF 12 CYLINDERS SHOWING SIGNS OF CRACKING IN SAME AREA. ALL CYLINDERS ARE STAMPED "F" ON UPPER ROCKER COVER FLANGE. REST OF CRACKOct 25, 2012 · Cessna 414ASDR 2012FA0000686Nut · looseMANY CYLINDER HOLD DOWN NUTS WERE LOOSE ON INSPECTION OF TORQUE OF THOSE NUTS. THIS HAS BEEN OCCURING ANNUALLY. MFG IS USING A NYLON TYPE SELF LOCKING NUTS TO HOLD DOWN THE CYLINDERS. MOST ENGINE MFG DO NOT USE NYLON NUTS ON THE ENGINE AT ALL LET ALONE THE Oct 10, 2012 · N23JL · Waco YMFSDR CA121109010Plug · worn(CAN) DURING ROUTINE OIL CHANGE, ALUMINIUM WAS FOUND IN ENGINE OIL FILTER. SUSPECTED TO BE PISTON PIN PLUG. CYLINDERS REMOVED AND NR 1 CYLINDER PISTON PIN PLUG FOUND WORN. CYLINDER CHECKED AND FOUND INPERFECTION INSIDE CYLINDER BARREL 1-2" FROM BASE, SUSPECTOct 5, 2012 · Cessna 152SDR 2012FA0000674Gasket · failedACFT HAD A MAJOR OIL LEAK EMENATING FROM THE ROCKER BOX COVER GASKETS. ON INSPECTION, FOUND 5 OUT OF 6 GASKETS HAD FAILED CAUSING LEAKAGE. GASKETS SHRANK BETWEEN THE BOLTS LEAVING A GAP FOR OIL TO COME OUT.Oct 5, 2012 · N584W · Beech 58SDR 2012FA0000726Cylinder Head · separatedWHILE ON A 3 MILE FINAL, OIL STARTED APPEARING ON THE RIGHT ENGINE NACELLE AND THE PILOT REPORTED A VIBRATION. AFTER AN UN EVENTFUL LANDING, THE ACFT TAXIED BACK UNDER ITS OWN POWER. THE MECHANIC FOUND THAT THE RT ENGINE NR 2 CYLINDER HEAD WAS STARTING TO SESep 29, 2012 · N247EF · Cessna 310PSDR 2012FA0000671Cylinder Head · separatedDURING CLIMB OUT, PILOT HEARD A BANG/POP SOUND FORWARD OF COCKPIT. LOST SOME POWER AND RPM. NOTICED DROP IN NR 1 CYLINDER TEMP ON ENGINE INDICATING SYS. RETURN TO FIELD, NORMAL LANDING. ACFT SHUTDOWN. POST FLIGHT INSPECTION REVEALED A HEAD TO BARREL SEPARASep 19, 2012 · N1528K · Beech A36SDR CA120910011Piston Pin · corroded(CAN) THE CORROSION ON THE PISTON PIN WAS FOUND WHEN CYLINDER NR 1 WAS REMOVED FOR AN INTAKE VALVE LEAK. THE PISTON PIN WAS CHECKED AND FOUND WITH DEEP CORROSION PITS ON THE PIN SURFACE. THE OTHER 3 CYLINDERS WERE THEN REMOVED TO CHECK THE REMAINING PISTON PISep 7, 2012 · Piper PA30SDR NI6R20120913007Cylinder · failedDURING CRUISE FLIGHT, THE LT RADIAL ENGINE NR 2 CYLINDER SUFFERED A CATASTROPHIC FAILURE. BOTH FRONT AND REAR OIL SUMP CHIP DETECTOR WARNING LIGHTS ILLUMINATED SIMULTANEOUSLY AND THE ENGINE EXPERIENCED SUDDEN STOPPAGE. THE CREW COMPLETED THE EMERGENCY SHUTDOSep 6, 2012 · N9855F · Lkheed P2V5FSDR 2012FA0000592Cylinder Head · crackedCYLINDER HEAD CRACKED AT SPARK PLUG.Aug 24, 2012 · N742RA · Piper PA28161SDR CA120822018Exhaust Valve · broken(CAN) THE ACFT HAD AN EXHAUST VALVE, PN LW-16740 BREAK ON LT ENGINE, NR 3 CYLINDER. THE BROKEN PARTS DAMAGED THE PISTON AND CYLINDER HEAD AND ALSO DAMAGED THE TURBOCHARGER, PN LW-12463 TURBINE WHEEL. THE PILOT REPORTED THE ENGINE SLOW TO SPOOL UP, HIGHER EGT,Aug 21, 2012 · Piper PA31350SDR D7TA2012090800001Cylinder · crackedNUMBER ONE CYLINDER FAILURE ON THE RIGHT ENGINE.Aug 17, 2012 · N44587 · Doug DC3CSDR HYIA20120817003Exhaust Valve · damagedPILOT REPORTED THAT AFTER TAKEOFF, DURING CLIMB, THE LT ENGINE BEGAN RUNNING ROUGH. PILOT RETURNED TO DEPARTURE. ON MX INSPECTION, A DAMAGED EXHAUST VALVE WAS FOUND ON LT ENGINE NR 5 CYLINDER. CYLINDER WAS R & R. DAMAGE WAS ALSO NOTED TO THE LT ENGINE TURBAug 16, 2012 · N524CA · Cessna 402CSDR JRUR201208140006Exhaust Valve · stuckDURING START, PILOT NOTICED THE ENGINE RAN VERY ROUGH. SHUTDOWN ENGINE AND RESTARTED IT. ENGINE RUNNING SMOOTHER, BUT A VIBRATION WAS NOTED. ENGINE SHUTDOWN AND MECHANIC INVESTIGATED. A COMPRESSION CHECK WAS TAKEN AND NR 3 CYLINDER COMPRESSION WAS 0/80 WITHAug 14, 2012 · N18HP · Cessna 182TSDR CA120816002Cylinder · failed(CAN) INFLIGHT ENGINE FAILURE DUE INTERNAL CAM SHAFT/VALVE TRAIN FAILURE.Aug 12, 2012 · Airtrc AT401SDR N3BA2012F00159Cylinder Head · separatedTHE NR 5 CYLINDER HEAD SEPARATED FROM CYLINDER BARREL APROX .1250" ON RIGHT ENGINE.Aug 7, 2012 · N510NE · Cessna 402CSDR CA120824008Cylinder Head · cracked(CAN) NR 1 CYLINDER CRACKED IN THE HEAD DURING CLIMB ABOUT 10 MINUTES INTO THE FLIGHT. ACFT RETURNED TO BASE FOR AN UNEVENTFUL LANDING.Aug 5, 2012 · Cessna A185FSDR CA120917015Cylinder · separated(CAN) WHILE IN CRUISE PILOT NOTICED VIBRATION. PRECAUTIONARY LANDING CARRIED OUT. ENGINE EXAMINED AND FOUND NR 1 CYLINDER HAD SEPARATED FROM CASE. BROKEN STUDS REPLACED WITH NEW STUDS AND ENGINE RETURNED TO SERVICE.Jul 29, 2012 · Dhav DHC2MKISDR 2012FA0000733Intake Valve · separatedAT CRUISE FLIGHT, PILOT EXPERIENCED A BANG AND LOSS OF ENGINE POWER. ACFT LANDED SAFELY AT NEARBY AIRPORT. DURING COMPRESSION CHECK IT WAS FOUND THAT NR 6 CYL HAD NO COMPRESSION. CYLINDER WAS REMOVED AND FOUND INTAKE VALVE HAD BROKEN AND WEDGED VALVE FACE IJul 29, 2012 · N206BC · Cessna 206HSDR 2012FA0000512Bolt · separatedBOLT SEPARATED DUE TO HEAVY CORROSION.Jul 26, 2012 · N523R · Dhav DH82ASDR 2012F00147Cylinder · crackedON FIRST RUN UP OF THE DAY PILOT NOTED ACFT RAN ROUGH AND SOUNDED DIFFERENT. MX PERSONAL PERFORMED A VISUAL INSPECTION OF CYLINDERS AND FOUND NR 5 CYLINDER MISSING SEVERAL COOLING FINS AND A HOLE THE SIZE OF A PENCIL IN THE AREA OF THE EXHAUST PORT ON THE TOP Jul 23, 2012 · N7138Q · Cessna U206FSDR CA120723023Intake Valve · failed(CAN) DURING CRUISE FLIGHT THE PILOT NOTED UNUSUAL NOISE FROM THE ENGINE ALONG WITH VIBRATION IN THE TAIL ROTOR PEDALS. PILOT IMMEDIATELY LANDED. PILOT NOTED A LARGE AMOUNT OF BLUE SMOKE COMING FROM THE ENGINE EXHAUST PIPE. ACFT WAS RECOVERED BY THE OPERATOJul 20, 2012 · Robsin R44RAVENIISDR 2012FA0000501Valve · stickingACFT ON A TRAINING FLIGHT. A REPORT WAS MADE THAT THE ENGINE WAS RUNNING ROUGH AND IT FELT LIKE IT WAS RUNNING ON 3 CYLINDERS. DECLARED AN EMERGENCY, DIVERTED MADE AN UNEVENTFUL LANDING. AN INSPECTION PERFORMED BY MECHANICS VERIFIED A VALVE WAS STICKING INJul 19, 2012 · N4107A · Diamon DA20C1SDR 2012FA0000469Valve · damagedON START-UP ENGINE BEGAN TO RUN ROUGH. INSPECTION BY MX FOUND NR 3 CYLINDER EXHAUST VALVE STUCK OPEN AND CONTACTING PISTON. CYLINDER AND PISTON REPLACED ENGINE RAN SMOOTH.Jul 12, 2012 · N507ND · Cessna 172SSDR 2012FA0000468Valve · stuckIN FLIGHT, ENGINE BECAME ROUGH, LOST POWER, MADE AN UNSCHEDULED LANDING. ON INSPECTION, FOUND STUCK EXHAUST VALVE ON NR 3 CYLINDER. REPLACED CYLINDER WITH A SERVICABLE ASSEMBLY. RAN AIRCRAFT, MAGS CHECKED GOOD.Jul 11, 2012 · N559ND · Cessna 172SSDR 2012FA0000818Cylinder · crackedNR 5 CYLINDER CRACKED HALF WAY UP BARREL CAUSING LOSS OF ENGINE POWER.Jul 10, 2012 · N4261L · Cessna 172GSDR 2012FA0000453Cylinder · crackedTHE NR 4 CYLINDER BAFFLE CRACKS TOO OFTEN,SOMETIMES IN AS LITTLE AS 100HR. THIS BAFFLE SUPPORTS THE OTBD SIDE OF THE OIL COOLER, NEW PART FROM STOCK HAD A .025 GAP BETWEEN PIECES ON THE OIL COOLER MOUNTING FLANGE AND MOUNTING HOLES FOR THE OIL COOLER WERE MISJul 3, 2012 · N516PC · Piper PA28161SDR FPI2012F00011Cylinder Head · crackedDURING 100 HR INSPECTION, COMPRESSION TEST, LEAK CHECK WITH SOAPY WATER FOUND A CRACK IN CYLINDER HEAD FROM TOP OF SPARK PLUG HOLE TO INTAKE VALVE. REPLACED WITH NEW CYLINDER ASSY.Jun 29, 2012 · N2437S · Cessna 210LSDR FPI2012F00010Cylinder · leakingDURING A 100 HOUR INSPECTION, COMPRESSION TEST LEAK CHECK WITH SOAPY WATER, A CRACK WAS FOUND AT FIRST FIN, INTO COMBUSTION CHAMBER. REPLACED WITH NEW CYLINDER ASSY.Jun 29, 2012 · N2437S · Cessna 210LSDR 2012FA0000433Bolt · failedROUGH RUNNING ENGINE DURING POWER TRANSITION FROM CLIMB TO CRUISE. PILOT PERFORMED A FORCED LANDING INTO A FIELD. INVESTIGATION REVEALED A CLAMPING BOLT WHICH ATTACHES THE ROCKER BRACKET TO CYLINDER HEAD NR 4 HAD FAILED. NTSB ACCIDENT NUMBER WPR12LA275.Jun 25, 2012 · N523R · Dhavxx DH82AROBRTSNSDR CA120618006Cylinder · cracked(CAN) AIRCRAFT HAD NOTABLE POWER LOSS WITH VIBRATION. PILOT LANDED FLOAT EQUIPPED ACFT ON LAKE & REPORTED OIL LEAKING FROM CYLINDER EXHAUST SIDE NR 8 CYLINDER. CYLINDER REPLACED & ACFT RETURNED TO SERVICE. REMOVED CYLINDER FOUND CRACKED FROM OIL DRAIN PORTJun 14, 2012 · Dhav DHC3SDR 2012FA0000483Intake Valve · crackedTROUBLESHOT ROUGH RUNNING ENGINE. FOUND NR 4 CYLINDER HAS NO COMPRESSION. REMOVED CYLINDER AND FOUND DAMAGED INTAKE VALVE. THIS O/H CYLINDER ASSY WAS INSTALLED 10/14/06. TSI 271.0. THIS CYLINDER ASSY, PN EC636122, VALVE, PN AEC539988W. FOR INSTALL INFO: Jun 14, 2012 · N515TG · Beech B36TCSDR ERHA20120619002Cylinder Head · crackedENGINE CYLINDER HEAD IN THE NR 2 POSITION CRACKED, IN FLIGHT, CAUSING ENGINE ROUGHNESS AND PARTIAL POWER LOSS. PILOT MADE EMERGENCY LANDING OFF AIRPORT.Jun 14, 2012 · N121KT · Dhav DHC2MK1SDR ERHA20120619001Cylinder Head · crackedENGINE CYLINDER HEAD IN THE NR 2 POSITION CRACKED, IN FLIGHT, CAUSING ENGINE ROUGHNESS AND PARTIAL POWER LOSS. PILOT MADE EMERGENCY LANDING OFF AIRPORT.Jun 14, 2012 · N121KT · Dhav DHC2MK1
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