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 CA080124013Guide · worn(CAN) 5 CYLINDER ASSYS RECEIVED FOR REPAIR DUE TO LOW COMPRESSION. ABNORMALLY HIGH WEAR WAS FOUND INSIDE THE EXHAUST GUIDES. WEAR PATTERNS ON THE EXHAUST VALVES AND SEATS INDICATED THAT THEY WERE NOT PROPERLY ALIGNED CAUSING THE VALVE STEMS TO WEAR AGAINST THEJan 9, 2008SDR XGN2008F00002Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Jan 7, 2008 · N1194A · Beech 36BEECHSDR XGN2008F00001Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Jan 7, 2008 · N1194A · Beech 36BEECHSDR CA080206014Cylinder Head · cracked(CAN) CYLINDER HEAD FOUND CRACKED AT OIL RETURN LINE BOSS, AT PIPE-THREADED FITTING HOLE. (TC NR 20080206014)Jan 4, 2008SDR 2008FA0000042Cylinder Head · crackedCYLINDER CRACKED IN THE AREA OF EXHAUST VALVE.Dec 12, 2007 · N777DH · Dhav DHC2*SDR XGN2008F00000Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Dec 7, 2007 · N1194A · Beech 36BEECHSDR XGN2007F00030Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN 1ST AND 3RD FING. SAME AS ALL THE OTHERS! THE (NEW E-SERIES) CYLINDER HEAD IS DEFECTIVE AND MFG KNOWS IT AND THEY KEEP SELLING THEM. (K)Nov 21, 2007 · N1194A · Beech 36BEECHSDR XGN2007F00029Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN FIN NR1 AND NR 3.Nov 21, 2007 · N1194A · Beech 36BEECHSDR 2007FA0001055Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN FIN NR 1 AND 3. DEFECTIVE MFG PROCESS. (K)Nov 21, 2007 · N1194A · Beech 36BEECHSDR 2007FA0001054Cylinder Head · crackedCRACKED BEHIND INJECTOR BETWEEN FIRST AND THIRD FIN. SAME AS ALL THE OTHERS. THE (NEW) E-SERIES CYLINDER HEAD IS DEFECTIVE. (K)Nov 21, 2007 · N1194A · Beech 36BEECHSDR CA090609007Exhaust Valve · stuck(CAN) EXHAUST VALVE ON NR 2 CYL STUCK CAUSING LOSS OF ENG PWR. ACFT DESCENDED INTO A FIELD. THE HELICOPTER WAS TAKEN BY TRUCK TO MX FACILITY TO DETERMINE PROBLEM. ENGINE MFG WARRANTIED REPAIR OF CYLINDER AND VALVE ASSY.Nov 19, 2007 · Hughes 269C1SDR 2007FA0001029Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR 2007FA0001023Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR 2007FA0001022Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR 2007FA0001021Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR 2007FA0001020Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR 2007FA0001019Cylinder Head · crackedCRACKED CYL HEAD BEHIND INJECTOR BETWEEN FIN NR 12, NR 3. DEFECTIVE MFG PROCESS. (K)Nov 13, 2007 · N69RP · Beech D55SDR FAA122707001Cylinder Head · crackedHEAD CAME OFF BARRELL OF CYLINDER P/N AEL65102 SN0.41 S/N 20255-13 1083.3 HOURS ON CYLINDER SINCE INSTRUCTION OF 10/5/04 (HEAD, BARRELL SEPARATED).Nov 11, 2007 · N62281 · Cessna 172PSDR CA071109011Cylinder · inoperative(CAN) DURING A 50 HOUR INSPECTION, BOTTOM SPARK PLUG ON CYLINDER NR 5 REVEALED UNUSUAL AMOUNT OF OIL. A COMPRESSION TEST WAS CARRIED OUT AND CYLINDER NR 5 WAS NOTED TO HAVE 18 OVER 80 PSI COMPRESSION. TSO WILL HAVE TO BE VERIFIED. (TC NR 20071109011)Nov 8, 2007 · Robsin R44SDR 2007FA0001027Cylinder Head · crackedCRACKED CYL HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. (K)Nov 8, 2007 · N4165G · Cessna 402BSDR 2007FA0001026Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECT IN MFG PROCESS. (K)Nov 8, 2007 · N4165G · Cessna 402BSDR 2007FA0001025Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR 1, NR 3. DEFECT IN MFG PROCESS. (K)Nov 8, 2007 · N4165G · Cessna 402BSDR 2007FA0001024Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR1, NR3. DEFECT IN MFG PROCESS. (K)Nov 8, 2007 · N4165G · Cessna 402BSDR 2007FA0001028Cylinder Head · crackedCRACKED CYLINDER HEAD BEHIND INJECTOR BETWEEN FIN NR1, NR3. DEFECT IN MFG PROCESS. (K)Nov 7, 2007 · N4165G · Cessna 402BSDR NACA20070020Cylinder · crackedNR 2 ENGINE SHUT DOWN DUE TO RUNNING ROUGH. REPLACED NR 18 CYLINDER DUE TO CRACKED HEAD. REF: NAC DC-6 MM SECT V PG 16 AND 16A.Nov 3, 2007 · N6174C · Doug DC6ASDR CA071031007Cylinder Head · cracked(CAN) CRACK DISCOVERED AT SPARK PLUG HOLE, RETURNED TO BASE AND REPLACED CYLINDER AND A/C RETURNED TO SERVICE. (TC NR 20071031007)Oct 29, 2007 · Doug C54EDCSDR CA071102005Rocker Boss · cracked(CAN) ON CYLINDER NR 3 THE ROCKER SHAFT RT BOSS HAS BEEN FOUND BROKEN (SPLIT) IN THE MIDDLE SECTION. THE BROKEN PART/ALL AND REST JUST BESIDE THE EXHAUST VALVE. (TC NR 20071102005)Oct 26, 2007 · Cessna 152SDR CA071031005Tube · damaged(CAN) INTAKE PIPE ON NR 1 CYLINDER FLANGE DAMAGED. (TC NR 20071031005)Oct 23, 2007 · Cirrus SR20SDR CA071029003Cylinder · cracked(CAN) PILOT REPORTED FAILURE OF ENGINE TO MAINTAIN FULL POWER AT THE TAKEOFF SETTING. AIRCRAFT RETURNED TO THE RAMP. COMPRESSION TEST REVEALED CYLINDER NR 7, WAS LOW ON COMPRESSION AND LEAKING VIA A CRACK IN THE EXHAUST PORT AREA OF THE CYLINDER. THE OFFENDINGOct 19, 2007 · Ayres S2RHGT65SDR 2008FA0000228Intake Valve · wornFOLLOWING ACCIDENT THAT RESULTED IN ENGINE FAILURE, INVESTIGATION FOUND NO COMPRESSION ON THE NR 1 CYL AND REPORTED VALVE CLEARANCE WAS 0.002 INCH. THE CYL WAS NOT REMOVED AND THE AC WAS RELEASED INTO CUSTODY. REMOVED THE NR 1 CYLINDER AND VALVES. BOTH VALVEOct 16, 2007 · N49811 · Cessna 152SDR CA071011009Rocker Shaft · damaged(CAN) POOR DIFF ON INSPECTION, EXH VALVE ROCKER SHAFT FOUND DAMAGED DUE TO LACK OF OIL, CAUSING OVERHEATING AND FAILURE OF ROCKER BUSHING. VALVE DAMAGED DUE TO LACK OF COOLING OIL ALSO. CAUSE OF OIL LOSS TO ROCKER UNKNOWN, MAY POSSIBLY HAVE BEEN A BLOCKED GALOct 11, 2007 · Cessna 180ASDR 2007FA0000952Cylinder · failedCYLINDER HAD FAILURE, SEPARATION FROM BARREL AT 733 HRS, NOT INCORPORATED IN AD2006-12-7. (K)Oct 10, 2007 · N602FT · Piper PA28161SDR ZB0R20070005Cylinder · leakingDURING PROGRESSIVE INSP, FOUND NR 2 CYLINDER UPPER TOP THROUGH BOLT LEAKING SEVERELY. REMOVED ENGINE FOR REPAIR. REINSTALLED AFTER REPAIR BY SERVICE CENTER. (CASE WAS FOUND FRETTING AND BEARING WEAR WAS EVIDENT AT BOLT LOCATION).Oct 1, 2007 · N95300 · Cessna 152SDR CA071002004Cylinder · contaminated(CAN) ENG COMPRESSION CHECK WAS COMPLETED DUE TO REPORTED ROUGH RUNNING ENG. CYL NR 3 FOUND TO HAVE NO COMPRESSION AND WAS BOROSCOPED. DURING BOROSCOPE, A PIECE OF WIRE WAS FOUND TO BE HUNG UP BETWEEN THE INTAKE VALVE AND THE EXHAUST VALVE. CYLINDER WAS REMOVESep 30, 2007 · Cessna 152SDR CA071002005Piston · damaged(CAN) DURING CRUISE FLT, RT ENGINE BEGAN TO LOOSE OIL PRESSURE. OIL TEMP & CHT INCREASED. PILOT ELECTED TO SHUTDOWN ENGINE AS A VIBRATION BECAME APPARENT & OIL PRESSURE DECREASED TO NEAR ZERO. AN EMERGENCY DECLARED & AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. USep 28, 2007 · Beech 95B55SDR 0001Cylinder · crackedPILOT WAS INFORMED BY LINE PERSONNEL DURING TAXI TO TIE DOWN, THAT ENGINE WAS MAKING A LOUD (AIR PULSING) SOUND. PILOT COULD ONLY HEAR THE SOUND AFTER REMOVING NOISE CANCELLING HEAD SET. PILOT THEN SHUTDOWN ENGINE. INSPECTION REVEALED THE NR 4 CYLINDER TO BE CSep 25, 2007 · N919FA · Cessna 414ASDR 4757Cylinder · crackedPILOT WAS INFORMED BY LINE PERSONNEL DURING TAXI TO TIE DOWN, THAT ENGINE WAS MAKING A LOUD (AIR PULSING) SOUND. PILOT COULD ONLY HEAR THE SOUND AFTER REMOVING NOISE CANCELLING HEAD SET. PILOT THEN SHUTDOWN ENGINE. INSPECTION REVEALED THE NR 4 CYLINDER TO BE CSep 25, 2007 · N919FA · Cessna 414ASDR 2007FA0000955Cylinder Head · separatedIN-FLIGHT NR 2 CYLINDER HEAD SEPARATED FROM CYLINDER BASE AT TOP OF SLEEVE. PUSHRODS AND TUBES BENT. EXHAUST MANIFOLD BENT. NOZZLE ASSEMBLY DAMAGED. (K)Sep 21, 2007 · N711JA · Beech F33ASDR CA070921003Cylinder · cracked(CAN) AIRCRAFT CAME IN FOR 100 HOUR INSPECTION WITH ENGINE OIL LEAK UPPER LT SIDE. ON GROUND RUN ENGINE VIBRATION WAS EVIDENT, MAG CHECKS WERE NORMAL, ONCE COWLINGS WERE REMOVED IT WAS DISCOVERED THAT THE CYLINDER HEAD OF NR 1 CYLINDER WAS LOOSE ON THE BARRELSep 21, 2007 · Dhav DHC2MKISDR 2007FA0000818Rocker · misinstalledROCKER COVERS REMOVED DURING 100 HOUR INSPECTION TO INSPECT INTAKE AND EXHAUST ROCKERS FOR CORRECT INSTALLATION. FOUND NR1 AND NR6 CYLINDERS HAD INTAKE ROCKER (P/N 639614) INSTALLED IN THE EXHAUST VALVE POSITION. PARTS MANUAL CALLS FOR P/N 639615 ROCKER TO BE Sep 19, 2007 · N4960R · Cessna 172HSDR 2007FA0000891Setscrew · mismanufacturedCHECKING ROCKER ARM SHAFT SET SCREWS AND TO ASSURE INTAKE AND EXHAUST ROCKER ARMS NOT SWITCHED IAW INFORMATION TO OWNERS FORM INTERNET OWNERS AIRCRAFT FORUM. CYLINDER NR 1, SN AC06HB070, SET SCREW AND ROCKER ARMS, OK. CYLINDER NR 2, SN AC06FA543, SET SCREW LOSep 14, 2007 · N65LC · Amcnlg AL3SDR 2007FA0000890Setscrew · damagedIN THE NEW STYLE CYLINDER ASSY PN 655482 FOR THE ENGINE, THE ROCKER ARM PIN PN 654375 IS RETAINED BY A SET SCREW PN MS51966364 IN THE CENTER ROCKER BOSS SUPPORT. FOUND IN THIS ENGINE (2) SET SCREWS LOOSE AND A THIRD FOUND RATTLING AROUND AND LODGED UNDER THE Sep 11, 2007 · N787AK · Cubcft CC11100SDR 2007FA0000889Rocker · misinstalledFOUND THE ROCKER ARMS REVERSED, INTAKE EXHAUST ROCKERS IN CYLINDER NR 4 LEADING TO POSSIBLE EXHAUST GUIDE AND VALVE DAMAGE DO TO THE EXHAUST ROCKER ARM HAS AN OILING PORT FOR THE EXHAUST VALVE AND THE INTAKE ROCKER ARM DOES NOT HAVE THE OILING PORT. THE ROCKSep 11, 2007 · N787AK · Cubcft CC11100SDR BJF2007F00000Cylinder · crackedAIRCRAFT EXPERIENCED PARTIAL POWER LOSS. LANDED WITHOUT INCIDENT. INSPECTED ENGINE NOTED HOLE, NR 3 SPARK PLUG WITH A LARGE CRACK EXTENDING DOWN TO EXHAUST PORT FLANGE. FURTHER INSPECTION ALSO FOUND NR 1 CYLINDER CRACKED AT SAME LOCATION BUT HAD NOT YET HADSep 10, 2007 · N269LP · Cessna 172SSDR CA070918005Piston Ring · damaged(CAN) THE PROBLEM STARTED WITH HIGH OIL TEMP ON LT ENG, NEAR THE RED LINE IN TURBOBOOST AND WITH SMALL SPLIT OF MANIFOLD PRESS BETWEEN BOTH ENGINES. WE TROUBLESHOOT ALL SYS REGARDING HIGH OIL TEMP AND MANIFOLD PRESS UNTIL REPLACEMENT OF TURBO BY ITSELF BUT WITSep 7, 2007 · Piper PA23250SDR CA070911015Tappet · broken(CAN) THE ENGINE HAS BEEN DOWN ON POWER FOR QUITE SOMETIME. UPON OVERHAUL TEARDOWN, IT WAS DISCOVERED THAT THE NR 1 AND NR 2 EXHAUST AND INTAKE TAPPET BODIES HAD BROKE. THE PIECES WERE TOO BIG TO BE DISCOVERED IN THE OIL SCREEN. (TC NR 20070911015)Sep 7, 2007 · Cessna 172MSDR NAH2007F00000Nut · failedNR 3 CYLINDER DEPARTED THE ENGINE AFTER FAILURE OF THE CYLINDER HOLD DOWN NUTS TO MAINTAIN PROPER TORQUE. (3) ADDITIONAL CYLINDERS FROM THE SAME ENGINE WERE INSPECTED REVEALING (5) MORE UNDER TORQUED CYLINDER HOLD DOWN NUTS.Sep 7, 2007 · N62BA · Piper PA23250SDR 2007FA0000842Rocker Shaft · looseIAW OWNERS REQUEST, REMOVED ALL (4) ROCKER COVERS TO INSPECT THE ROCKER SHAFT AND SET SCREWS. AFTER REMOVING THE ROCKER COVERS. FOUND ALL(4) SET SCREWS LOOSE AND ALL (4) SHAFTS MOVED TOWARD THE INTAKE SIDE OF THE BOSSES. NONE HAVE CUT THE ROCKER COVERS YET, Sep 7, 2007 · N977CCSDR 2007FA0000828Cylinder · crackedCYLINDER HEAD HAS A CRACK. BEGINNING AT INTAKE PORT AND EXTENDING TO UPPER SPARK PLUG HOLE. (K)Sep 6, 2007 · N4891Z · Cessna U206GSDR CA071219005Screw · severed(CAN) DURING AN UNRELATED INSPECTION, THE INTAKE VALVE ROCKER ARM ADJUSTMENT SCREW (127599) WAS FOUND SEVERED INSIDE THE LOCKING JAM NUT. POSSIBLE METAL FATIGUE. (TC NR 20071219005)Sep 5, 2007 · Dhav DHC2MKI
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