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 XGN2011F00007Cylinder Head · crackedNR 3 CYLINDER ON LT ENGINE HAD A COMPLETE HEAD SEPARATION CAUSED BY THE FAILURE OF THE AREA AROUND THE INTAKE VALVE. THIS AREA IS THE COMMON FAILURE FOR MFG REV NR 3 CYLINDERS DUE TO A MFG DEFECT/DESIGN IN THE HEAD CASTING. THE AREA THICKNESS WAS MFG TOO THMar 29, 2011 · N44DC · Beech D55SDR 2011FA0000272Cylinder Head · crackedWHILE PERFORMING A CONDITION INSPECTION ON THE ENGINE, A CRACK WAS FOUND IN THE AREA OF THE INTAKE VALVE ON NR 6 CYLINDER. CYLINDER AND PISTON ARE ORIGINAL TO THE ENGINE. CAUSE OF MALFUNCTION, UNKNOWN.Mar 28, 2011 · N84PL · Amtr LANCAIR4PSDR 2011FA0000221Cylinder · galledDURING O/H, NEW STEEL CYLINDERS WERE INSTALLED AT CUSTOMERS REQUEST. THE STEEL CYL KIT TIST61.1DCA CONSISTED OF CYL ASSEMBLIES SN: 22070-146, 22070-141,22070-140 & 22070-133. AFTER REINSTALLATION OF THE ENG, AN ENG TEST RUN WAS PERFORMED WITH NORMAL RESULTS.Mar 24, 2011 · N592HP · Cessna 150LSDR 2011FA0000411Seal · failedOVERHAULED AND INSTALLED CYLINDERS, PN EC641370CN IAW SERVICE INFO AND MFG SERVICE INFORMATION. DURING THE OVERHAUL INTAKE VALVE SEALS PN 646678 WERE INSTALLED ONTO INTAKE VALVE GUIDES IAW MFG ILLUSTRATED PARTS CATALOG. THE INTAKE VALVE SEALS FAILED AFTER APMar 21, 2011 · N8320E · Piper PA28RT201TSDR 2011FA0000410Seal · failedOVERHAULED AND INSTALLED CYLINDERS, PN EC641370CN IAW SERVICE INFO AND MFG SERVICE INFORMATION. DURING THE OVERHAUL INTAKE VALVE SEALS PN 646678 WERE INSTALLED ONTO INTAKE VALVE GUIDES IAW MFG ILLUSTRATED PARTS CATALOG. THE INTAKE VALVE SEALS FAILED AFTER APMar 21, 2011 · N8320E · Piper PA28RT201TSDR CA110329003Riser · cracked(CAN) DURING ROUTINE INSPECTION, BOTH ENGINES CYLINDER NR 1 INTAKE RISER WERE FOUND CRACKED. THERE WAS NO REPORT OF ANY ENGINE MALFUNCTION OR SNAG RELATED TO THE CRACK RISERS. AFTER DISASSEMBLY WE FOUND A SMALL CRACK ON THE FLANGE SECTION ALLOWING A VERY SMAMar 14, 2011 · Piper PA44180SDR CA110301004Valve · stuck(CAN) DURING MANDATORY SB11-73-01, FOUND THE THE EXHAUST VALVES IN POSITION 3 AND 4 WERE STUCK PARTIALLY OPEN.Feb 27, 2011SDR ISCA2011022201Retaining Nut · failedIN CRUISE FLT, AT 2500 FT AGL & APPROX 15 MILES FROM DESTINATION, PILOT NOTED A SLIGHT VIBRATION ON STARBOARD (RT) ENG FOLLOWED BY A LOUD BANG. IN RESPONSE, PILOT SHUT THE ENG DOWN, AND FEATHERED PROP. AFTER LANDING, THE POST-FLIGHT INSP REVEALED THE NR 3 CYFeb 18, 2011 · N779KS · Bnorm BN2A26SDR 2011FA0000065Gasket · leakingPILOT REPORTS BURNING OIL SMELL IN COCKPIT. FOUND NR1 CYLINDER ROCKER COVER GASKET LEAKING ONTO RT EXHAUST. REPLACED NR 1 CYLINDER ROCKER COVER GASKET.Jan 22, 2011 · N755AB · Cessna 207ASDR XGN2011F00006Cylinder Head · crackedNR 2 CYLINDER CRACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER, THECYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. HAVE HAD OVER 250 FAILURES OF THESE MFG CYLINDERJan 18, 2011 · N4165G · Cessna 402BSDR XGN2011F00005Cylinder Head · crackedNR 1 CYLINDER CRACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER, THECYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. HAVE HAD OVER 250 FAILURES OF THESE MFG CYLINDERJan 18, 2011 · N4165G · Cessna 402BSDR XGN2011F00004Cylinder Head · crackedNR 4 CYLINDER CRACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER, THECYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. HAVE HAD OVER 250 FAILURES OF THESE MFG CYLINDERJan 18, 2011 · N4165G · Cessna 402BSDR XGN2011F00003Cylinder · crackedNR 1 CYLINDER CRACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER THAT THE CYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. WE HAVE HAD OVER 250 FAILURES OF THESE MFG Jan 18, 2011 · N4165G · Cessna 402BSDR XGNA2011F00002Cylinder · crackedNR 2 CYLINDER CRACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER THAT THE CYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. WE HAVE HAD OVER 250 FAILURES OF THE MFG CYJan 18, 2011 · N4165G · Cessna 402BSDR XGNA2011F00001Cylinder · crackedNR 4 CYLINDER CACKED BETWEEN THE FINS AFT OF THE FUEL INJECTOR BY THE INTAKE VALVE AND WAS LEAKING FUEL. THIS CYLINDER THAT THE CYLINDER HEAD WAS MFG WITH THE METAL THICKNESS AROUND THE INTAKE VALVE AREA TOO THIN. WE HAVE HAD OVER 250 FAILURES OF THESE MFG CJan 18, 2011 · N4165G · Cessna 402BSDR 2011FA0000064Gasket · leakingPILOT REPORTED SMOKE IN THE COCKPIT, COMING FROM THE DEFROST VENT. INSPECTED UNDER PANEL WIRING FOR EVIDENCE OF HOT WIRES. NONE FOUND. INSPECTED ENGINE COMPARTMENT FOR ANY INDICATIONS OF BURNING WIRING OR ANY OTHER PROBLEM. FOUND NR 4 VALVE COVER LEAKING OJan 16, 2011 · N755AB · Cessna 207ASDR 2011F00018Cylinder · failedPILOT NOTED REDUCTION IN MANIFOLD PRESSURE AND OIL PRESSURE ON LT ENGINE. PILOT REDUCED POWER TO IDLE AND REQUESTED LANDING AT NEAREST AIRPORT. POST LANDING INSP OF ENGINE REVEALED CRACK IN CYLINDER WALL AND PART OF PISTON MISSING.Jan 16, 2011 · N51157 · Piper PA34200TSDR QTV2011F00000Gasket · displacedON A MX CK FLIGHT, AFTER CHANGING THE NR1 AND THE NR5 CYLINDERS, THE PILOT SAW SMOKE FROM THE LT ENG NACELLE. HE SECURED THE ENG AND RETURNED TO THE HANGAR. UPON OUR INVESTIGATION WE FOUND THAT THE OIL LEVEL WAS STILL ABOUT THE SAME AND THERE WAS INDICATIONSJan 13, 2011 · N7947Q · Cessna 402BSDR 2010FA0001255Cylinder Head · brokenIN CRUISE FLIGHT, ENGINE STARTED TO LOSE POWER AND BACKFIRE. PILOT MADE AN EMERGENCY LANDING IN FIELD WITH NO DAMAGE TO ACFT. VISUAL INSP OF THE ENGINE WAS ACCOMPLISHED. THE NR 6 CYLINDER WAS FOUND TO HAVE FAILURE OF EXHAUST ROCKER ARM BOSS RESULTING IN THE Dec 22, 2010 · N21140 · Cessna 182PSDR CA101220013Cylinder Head · cracked(CAN) INSTRUCTER REPORTED ENGINE VIBRATION. SUSPECTED FOULED PLUG AND UPON INSPECTION NR 1 CYLINDER FOUND CRACKED AT UPPER SPARK PLUG HOLE. CYLINDER REMOVED.Dec 16, 2010 · Piper PA28140SDR 2010FA0001249Spring · brokenTRACING AN ENGINE OIL LEAK, IT WAS DISCOVERED THAT THE PUSHROD SHROUD TUBE RETAINING SPRINGS (SL14995)HAD FAILED ON ALL 6 CYLINDERS. THE PART FAILED BY BREAKING INTO 2 OR MORE FRAGMENTS; THIS ALLOWED THE SHROUD TO UNSEAT FROM THE HEAD AND LEAK OIL. ALL 6 SPRINDec 16, 2010 · N8176P · Piper PA24250SDR 2010FA0001253Rocker Boss · brokenFAILURE OF NR 2 CYLINDER ROCKER ARM BOSSES RESULTING IN ROUGH RUNNING ENGINE, DAMAGE TO ROCKER ARM COVER, AND LOSS OF OIL.Dec 14, 2010 · N7965A · Amtr RV9ASDR WVBA122810AGasket · misinstalledAIRCRAFT WRITTEN UP BY PIC FOR LARGE OIL LEAK, NR 2 ENGINE. INSPECTION REVEALED NR 3 CYLINDER (P/N LW-12966) HAD A GASKET (P/N 66732) INSTALLED INCORRECTLY UNDER ROCKER SHAFT COVER (P/N 72710). COVER IS SECURED WITH 2 SCREWS (P/N 72709). THIS ENGINE WAS RECDec 11, 2010 · N27755 · Piper PA31350SDR FXGA20101210001Pipe · disconnectedSHUTDOWN NR4 ENGINE DUE TO LOSS OF BMEP AND FUEL FLOW, RECONNECTED INTAKE PIPE AND SAFTIED AT CYL NR9.Dec 10, 2010 · N151 · Doug DC6BSDR CA101210002Button · unserviceable(CAN) DURING ROUTINE MAINTENANCE ALL 8 CYLINDER VALVE ROCKER ARM THRUST BUTTONS WERE FOUND IN AN UNSERVICEABLE CONDITION. MOST OF THE PLASTIC BUTTONS WHERE STILL IN PLACE BUT THE SHAFT THAT GOES INTO THE ROCKER ARM HAD BROKEN INTO MANY SMALL PIECES. SOME SMALLDec 9, 2010 · Diamon DA40SDR CA101213003Cylinder · cracked(CAN) 3 CRACKED CYLINDERS AT SAME TIME. NR 1 CYLINDER HAD A CRACK BETWEEN COOLING FINS. NR 3 CYLINDER CRACKED FROM TOP OF COOLING FIN TO CYLINDER WALL. NR 5 CYLINDER WAS CRACKED 2/3RDS THE WAY AROUND THE CYLINDER HEAD (CAUSING POWER LOSS) NR 1 CYLINDER S/N526-Dec 8, 2010 · Cessna 402CSDR 2010FA0001232Cylinder · crackedTHE ENGINE HAS APPROX 300 HOURS SINCE MAJOR O/H, THE ENGINE HAD LOW COMPRESSION, UPON BOROSCOPE ALL 6 CYLINDERS WERE REPORTED CRACKED, VARIOUS HEAD CRACKING.Dec 7, 2010 · Cessna U206FSDR MROA20102Cylinder · leakingROUTINE DIFFERENTIAL COMPRESSION TEST RESULTING IN A 48/80 READING WAS CAUSED BY A LEAKING EXHAUST VALVE. THE CYLINDER ASSY WAS R & R WITH A NEW CYLINDER ASSY.Nov 26, 2010 · N42801 · Cessna 182LSDR 2010FA0001241Cylinder · cracked"ON NOVEMBER 13, 2010 AT APPROX NOON, EXPERIENCED AN EMERGENCY. FLYING APPROX 8 MILES NORTHWEST OF AIRPORT AT APPROX 3,000 FT AGL. HAD DEPARTED AIRPORT AT APPROX 11:30 PM. THE ENGINE SUDDENLY BEGAN RUNNING VERY ROUGH CAUSING THE AIRFRAME TO SHAKE SLIGHTLY. Nov 22, 2010 · N263ND · Piper PA28161SDR CA101117001Valve Spring · broken(CAN) LORS D`UN INSPECTION DE 100 HRS, LE TECHNICIEN D`ENTRETIEN A DECOUVERT DU METAL (BRASSE) DANS LE FILTRE A L`HUILE. APRES INVESTIGATION, UNE "PUSH ROD TUBE" DE LA VALVE D`ADMISSION A ETE TROUVE DEFORME. APRES ANALYSE, LE RESSORT INTERIEUR DE LA VALVE A ETNov 16, 2010 · Beech C23SDR CA101115026Cylinder Head · separated(CAN) PILOTS REPORT CHT HIGH, THEN CHT TEMP FELL OFF TO BOTTOM OF GREEN ARC. ENGINE LOST SOME MANIFOLD PRESSURE. ON INSPECTION AFTER LANDING, IT DISCOVERED THAT CYLINDER NR 6, CYLINDER HEAD HAD COMPLETELY SEPARATED FROM THE BARREL. NO OTHER DAMAGE. CYLINDENov 11, 2010 · Piper PA31SDR 2010FA0001156Valve Spring · weakPARTIAL POWER FAILURE ON TAKEOFF.Nov 5, 2010 · N3402Q · Piper PA32R300SDR CA101206016Cylinder Head · cracked(CAN) ON TAKEOFF, PILOT EXPERIENCED VIBRATION AND DIFFERENT ENGINE RUNNING SOUND, THROTTLED BACK AND RETURNED TO DOCK, AIRCRAFT REMOVED FROM WATER. VISUAL INSPECTION FOUND NR 2 CYLINDER HEAD CRACKED. CYLINDER HEAD SEPARATED FROM CYLINDER DURING REMOVAL, CYLINDOct 29, 2010 · Dhav DHC2MKISDR 2011FA0000166Valve Spring · brokenWHILE ADJUSTING VALVE TAPPET CLEARANCE IAW MFG S.I. 1068A, FOUND INNER VALVE SPRING BROKEN ON CYLINDER NR 3 EXHAUST VALVE. NO OPERATIONAL PROBLEMS NOTED. COMPLIED WITH SB388C EXHAUST VALVE WOBBLE CHECK AND REPLACED BOTH BROKEN INNER AND UNBROKEN OUTER VALVE Oct 22, 2010 · N69202 · Cessna 152SDR 2010FA0001157Cylinder Head · crackedDURING AN ANNUAL/100HR INSP FOUND 4 OUT OF THE 6 CYLINDER HEADS CRACKED, THEY ARE ECI CYLINDERS WITH PN TIST71.4, SN'S 38519-08, 38542-17, 38947-18, 38947-30.Oct 21, 2010 · N6035N · Cessna 210MSDR F0TR20100001122Retainer · brokenSHROUD TUBES FOUND LOOSE IN CYLINDERS/CRANKCASE. SHROUD TUBE RETAINERS BROKEN (FOUND UNDER ROCKER BOX COVERS). SHROUD TUBES WERE LEAKING OIL.Oct 18, 2010 · N21857 · Piper PA28181SDR CA101230006Cylinder · separatedDURING A 100 HR ANNUAL INSP IT WAS OBSERVED THAT NR 3 CYL BARREL HAD SEPARATED FROM THE HEAD. THE CYL WAS REPLACED WITH NEW WITH NO FURTHER INCIDENTS.Oct 7, 2010 · Cessna 180JSDR 2010FA0001094Cylinder Head · cracked(LW5R) 4 CYLINDER ASSEMBLIES WERE INSTALLED AT ENGINE TT OF 5324.4 HRS. CYLINDER NR 2 FAILED COMPRESSION TESTING AT ENGINE TT OF 5757.1 AND A CRACK IN THE CYLINDER HEAD NEAR THE EXHAUST VALVE WAS DISCOVERED. THE CYLINDER HAD 432.7 TIS ON THIS ENGINE. 4 PISTOct 7, 2010 · N46261 · Cessna 152SDR CA100924006Cylinder · crackedENGINE HAD BOUNCING MANIFOLD PRESSURE AT POWER REDUCTION. UPON INSP, FOUND THAT THE NR1 CYLINDER ASSY HAD CRACKED AT THE EXHAUST EAR CAUSING VALVE TO NOT OPEN AND CLOSE PROPERLY.Sep 22, 2010SDR CA100920001Shroud · chafedWHILE CONDUCTING A PHASE 2 INSP, EXCESSIVE EXHAUST DUCT WAS NOTED AROUND THE NR 2 CYLINDER EXHAUST ATTACH STUDS. 2 STUDS WERE PULLED LOOSE FROM THE CYLINDER. EXHAUST GASES WERE LEAKING INTO THE UNDER COWL AREA WITH BURN MARKS ON THE CYL COOLING FINS. THE CYLSep 19, 2010 · Cessna T206HSDR CA100902003Cylinder · crackedWHILE DOING COMPRESSION TEST ON INSP, FOUND 3 CYL WITH CRACKS FROM INTAKE VALVE TO SPARKPLUG HOLE.Sep 2, 2010 · Cessna U206GSDR 2010FA0001135Cylinder · cracked(WS9R) CYLINDER CRACKED FROM INJECTOR PORT TO SPARK PLUG BOSS.Aug 18, 2010 · N1203W · Cessna 310RSDR CA100819014Cylinder Head · cracked(CAN) DURING A 100-HOUR INSPECTION AND FOLLOWING A CYLINDER COMPRESSION TEST, NR 3 CYLINDER COMPRESSION WAS FOUND TO BE 20 OVER 80 PSI. FURTHER INVESTIGATION REVEALED A CRACK IN THE PROXIMITY OF THE UPPER SPARK PLUG HOLE. THE CRACK RADIATED FROM THE TOP SPARAug 13, 2010 · Piper PA28140SDR J7B2010F00001Cylinder · leakingCYLINDER ASSY IS LEAKING. FUEL, EXHAUST, AND OIL STAIN BETWEEN CYLINDER BARREL AND HEAD. OCCURRED UNDER NORMAL USAGE.Aug 13, 2010 · N761ST · Cessna T210MSDR J7B2010F00000Cylinder · leakingCYLINDER ASSY IS LEAKING. FUEL, EXHAUST, AND OIL STAIN BETWEEN CYLINDER BARREL AND HEAD. OCCURRED UNDER NORMAL USAGE.Aug 13, 2010 · N761ST · Cessna T210MSDR CA100812004Cylinder · crackedAPPROX 2 INCH CRACK VISUALLY FOUND BETWEEN FINS JUST ABOVE INTAKE PIPE.Aug 11, 2010 · Bbavia 8KCABSDR 2010FA0000842Valve · stuckDURING ROUTINE 100 HR INSP, FOUND NR 3 CYL EXHAUST VALVE STUCK. WHEREBY, PISTON WAS STRIKING VALVE TOO CLOSE. NR1 & NR 3 CYLINDERS AT SEPARATE TIME HAD ON FIRST START OF DRY (COLD) A ROUGH ENGINE AND A BLANK ON MFG EGT SCREEN. WHY CHANGING FUEL INJECTOR NOZAug 11, 2010 · N623CP · Cirrus SR20SDR CA100809026Exhaust Valve · stuckACFT DEPARTED FOR LOCAL FLIGHT OVER CITY, ON TAKEOFF EVERYTHING NORMAL, IN CLIMB ENGINE STARTED TO RUN ROUGH. PILOT LEVELED OUT AT 1000 FT AND RETURNED TO AIRPORT. LANDED WITH OUT ANY PROBLEMS. ACFT WAS RUN UP NEXT MORNING STILL RUNNING ROUGH AND MIXTURE WAS Aug 6, 2010 · Cessna 182SSDR 2010FA0001133Cylinder · mismanufactured(WS9R) UPON REDCEIVING THE CYLINDER INTAKE ROCKER BUSHING BORE NOT CUT SQUARE.Aug 5, 2010SDR CA100804021Valve · brokenNR 2 ENGINE, NR 1 CYLINDER VALVE HEADS BROKE OFF FROM THE VALVE STEMS CAUSING EXTENSIVE DAMAGE TO CYLINDER, PISTON AND CONNECTING ROD.Jul 27, 2010 · Gruman FIRECAT
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