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.

SDR CA981006028Pin · worn(CAN) DURING MAINT TO CORRECT A ROUGH RUNNING ENGINE, OIL SCREEN CHECK INDICATED METAL CONTAMINATION. OIL CHANGE INITIATED, METAL CONTAMINATION CONFIRMED. INVEST FOUND CONTAMINATION CAME FROM COMPLETE FAILURE OF 2 PISTON PIN PLUGS AND EXCESSIVE WEAR OF REMAISep 22, 1998 · Cessna 170BSDR AU981221Cylinder · cracked(AUS) ENGINE CYLINDER CRACKED FROM EXHAUST VALVE PORT TO BOTH SPARK PLUG HOLES. CYLINDER WAS A CHROME TYPE.Sep 22, 1998 · Beech A36SDR AU981202Rocker Arm · sheared(AUS) NR 4 CYLINDER EXHAUST VALVE ROCKER ARM BROKEN AT THE BALL SOCKET.Sep 22, 1998 · Cessna 404CESSNASDR 99ZZZX106Valve · mismanufacturedPURCHASED 4 NEW VALVES, (2 INTAKE AND 2 EXHAUST) IN LIEU OF TCM SB 98-1B. ONE EXHAUST VALVE, THE SUBJECT OF THIS REPORT, WAS FOUND TO BE .0005 INCH UNDER THE MINIMUM NEW PART DIMENSION PER TCM OVERHAUL MANUAL TABLE OF LIMITS.Sep 21, 1998SDR CA981113003Push Rod · loose(CAN) DURING INVESTIGATION OF LEAKING VALVE ON NR 2 CYLINDER, THE PRESSED END OF A PUSH ROD WAS FOUND LOOSE. THE ROD WAS A SUPERIOR AIR PARTS MANUFACTURED PART.Sep 18, 1998 · Piper PA38112SDR 98ZZZX4047Stud · separatedNR 3 CYLINDER ROCKER ARM CAME LOOSE, STUDS PULLED OUT OF CYLINDER. TACHOMETER: 540.Sep 18, 1998 · N8252S · Piper PA28R201TSDR 98ZZZX3878Pin Plug · wornFOUND EXCESSIVE ALUMINUM FLAKES IN OIL FILTER. SUCTION SCREEN OK. COMP CHECK OK. REMOVED ALL CYLINDERS. PIN PLUG WORN, NR 1 CYL ASSY. SCUFFED CYLINDER WALL.Sep 18, 1998 · N49224 · Cessna 152SDR 98ZZZX3807Cover · mismanufacturedFOUND LARGE OIL LEAK AT NR 4 CYLINDER ROCKER COVER DURING FIRST GROUND RUN OF THIS ENGINE FROM CONTINENTAL. FOUND NR 4 UPPER RT MOUNT MACHINED INCORRECTLY. THIS IS A CONTINENTAL REBUILT ENGINE.Sep 17, 1998 · N7681U · Cessna T210RSDR CA980922012Piston Ring · cracked(CAN) DURING INSPECTION, METAL PARTICLES WERE FOUND IN THE OIL SCREEN AND FILTER. A COMPRESSION CHECK REVEALED LOW COMPRESSION ON NR 1 CYLINDER. FURTHER INVESTIGATION FOUND A CRACKED PISTON RING, DAMAGED PISTON AND A SCORED CYLINDER WALL.Sep 14, 1998 · Cessna 150MSDR CA980928008Cylinder · failed(CAN) DURING CRUISE, THE NR 1 ENGINE BEGAN RUNNING ROUGH, AIRCRAFT RETURNED TO DEPARTURE POINT. POST-FLIGHT INSPECTION FOUND NO COMPRESSION ON NR 6 CYLINDER AND METAL WAS FOUND IN THE OIL FILTER. THE ENGINE WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICSep 10, 1998 · Cessna 402BSDR AU981519Cylinder · cracked(AUS) NR 4 CYLINDER HEAD CRACKED. CRACK LENGTH APPROXIMATELY 25.4 MM (1 INCH). PART TC: 1,865.Sep 4, 1998 · Cessna U206GSDR 98ZZZX3443Valve · mismanufacturedDURING A PHASE INSPECTION, FOUND RIGHT ENGINE NR 5 CYLINDER LOW COMPRESSION 20/80, LEAKING BY INTAKE VALVE. REMOVED CYLINDER AND FOUND INTAKE VALVE HAD APPROXIMATELY .005 INCH RIDGE COMPLETELY AROUND VALVE ABOVE SEAT. SUSPECT VALVE WAS NOT PROPERLY HARDENED Sep 4, 1998 · N678DB · Cessna 421BSDR CA980915015Cylinder · failed(CAN) NR 2 CYLINDER FAILED IN-FLIGHT AND A POWERLESS LANDING CARRIED OUT. INSPECTION FOUND THE EXHAUST VALVE BROKE AND THE HEAD SPLIT. THE CYLINDER WAS REPLACED. TWENTY MINUTES INTO TEST FLIGHT, THE ENGINE EXPERIENCED A POWER LOSS. AIRCRAFT LANDED SAFELY. Sep 3, 1998 · Dhav DHC3SDR CA980915009Push Rod · improper part(CAN) PILOT REPORTED THE ENGINE RUNNING ROUGH DURING TEST FLIGHT, AFTER CYLINDER CHANGE. POST-FLIGHT COMPRESSION TEST FOUND DIFFERENTIAL PRESSURE 0/80, WITH THE INTAKE VALVE OPEN. INSPECTION FOUND THE INTAKE PUSH ROD TO BE THE WRONG LENGTH, SHORTER PUSH ROD Sep 2, 1998 · Piper PA23250SDR 98ZZZX3888Exhaust Valve · stuckCYLINDER NR 4 EXHAUST VALVE STUCK OPEN ON TAKEOFF. AIRCRAFT RETURNED TO AIRPORT, MADE SAFE LANDING. UPON INSPECTION, CYLINDER NR 4 EXHAUST ROTATER CAP WAS FOUND IN THE BOTTOM OF THE ROCKER BOX. INSPECTED VALVE PER LYC SB 388B. CLEARANCE FOUND TO BE SATISFASep 1, 1998 · N40NR · Mooney M20JSDR CA981006006Cylinder · cracked(CAN) CYLINDERS NR 3 AND NR 6 FOUND CRACKED ON INSPECTION.Aug 29, 1998 · Cessna U206CSDR 98ZZZX3452Push Rod · brokenDURING 100-HOUR INSPECTION NOTED DURING COMPRESSION TEST THAT NR 1 AND NR 3 CYLINDERS WERE LEAKING BY EXHAUST VALVES. WHEN CYLINDERS WERE REMOVED FOR REPAIR, FOUND NR 3 CYLINDER INTAKE PUSH ROD WAS DAMAGED. CAP PORTION AT ROCKER ARM END PULLED OUT OF ROD AS Aug 27, 1998 · N89927 · Cessna 152SDR 99ZZZX93Cylinder · separatedPILOT REPORTED FAILURE OCCURRED AFTER TAKEOFF WHILE TURNING DOWN WIND AT 1,100 FEET AGL. A LOUD BANG WAS HEARD FROM THE ENGINE WITH SMOKE AND OIL COVERING WINDSHIELD FOLLOWED BY A LOSS IN OIL PRESSURE. ENG SHUT DOWN AND UNEVENTFUL DEAD STICK LANDING MADE. IAug 26, 1998 · N2756V · Cessna 177RGSDR 98ZZZX3419Head · separatedPILOT REPORTED FAILURE OCCURRED AFTER TAKEOFF WHILE TURNING DOWN WIND AT 1,100 FEET AGL. A LOUD BAG HEARD FROM THE ENG WITH SMOKE AND OIL COVERING W/S FOLLOWED BY A LOSS IN OIL PRESSURE. ENG SHUT DOWN, UNEVENTFUL DEAD STICK LANDING MADE. INVEST REVEALED A HAug 26, 1998 · N2756V · Cessna 177RGSDR 98ZZZX3479Intake Seat · mismanufacturedINTAKE SEAT P/N 636697 WOULD NOT REMAIN SEATED IN CYLINDER HEAD DURING 5-HOUR ENGINE RUN. INSTALLED AS NEW FROM TELEDYNE CONTINENTAL MOTORS. MANUFACTURE DATE: 5-98.Aug 25, 1998SDR 98ZZZX3422Stud · shearedAT CRUISE EN ROUTE FROM UCY/DET, LEFT ENGINE OIL PRESSURE STARTED TO DROP. ENIGNE WAS SHUT DOWN AND AIRCRAFT DIVERTED TO BMG. FOUND NR 1 CYLINDER STUDS BROKEN AND NR 1 CYLINDER LOOSE ON MOUNTING PAD. C/W AD 56-06-02(C) BY REPLACING ALL STUDS ON NR 1 CYLINDEAug 25, 1998 · N8187E · Doug DC3CSDR CA980908011Cylinder · cracked(CAN) AFTER FIRE BOMBING CARRIED OUT, PILOT WAS ADVISED THAT THE NR 2 ENGINE WAS SMOKING, PRECAUTIONARY SHUTDOWN WAS CARRIED OUT. POST-FLIGHT INSPECTION FOUND THE NR 5 CYLINDER WAS CRACKED AND LEAKING OIL. THE CYLINDER WAS REPLACED AND THE ENGINE TEST FLOWN SAug 24, 1998 · Doug B26CSDR AU981093Cover · cracked(AUS) ENGINE CYLINDER ROCKER COVER CRACKED AND LEAKING.Aug 23, 1998 · Lkheed C121CSDR 98ZZZX3939Bolts · crackedFOUND ROCKER COVERS ON NR 2, NR 4, AND NR 6 CYLINDERS CRACKED BY ROCKER SHAFT RETENSION BOLTS. BOLTS WERE ONLY STARTED BY HAND AND COVERS WERE INSTALLED. NR 2, NR 6, AND NR 4 CYLINDER COVERS WERE UNDER TENSION WHEN REMOVED.Aug 21, 1998 · N4079S · Beech E55SDR 98ZZZX3560Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STATAug 21, 1998 · N9621V · Cessna 172MSDR 98ZZZX3559Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STAAug 21, 1998 · N9621V · Cessna 172MSDR 98ZZZX3558Cylinder · mismanufacturedENGINE L-34695-27A O/H BY TEXTRON LYC 11-8-97. INSTALLED 2-20-98. FOLLOWING TEST FLIGHT AND BREAK-IN, ACFT RELEASED FOR FLIGHT TRAINING. AT ENG SMOH 16.8 HRS ON TAKEOFF, A LOSS OF RPM AND DEGRADED CLIMB PERFORMANCE REQUIRED IMMEDIATE RETURN. SUBMITTER STAAug 21, 1998 · N9621V · Cessna 172MSDR 98ZZZX3468Induction Tube · chafedCYLINDER NR 6 INDUCTION TUBE SETTLES ONTO THE UPPER CRANKCASE AND IF LEFT UNCORRECTED WILL CHAFE A HOLE INTO THE INDUCTION TUBE (P/N 649266-2. RECOMMEND ADDING ANTI-CHAFE MATERIAL TO THE INDUCTION TUBE.Aug 21, 1998 · N998EC · Mooney M20KSDR AU981084Cylinder · damaged(AUS) NR 2 CYLINDER ROCKER ARM SHEARED OFF AT ATTACHMENT POINT.Aug 20, 1998 · Cessna 337GSDR 98ZZZX3078Exhaust Valve · brokeEXHAUST VALVE, NR 2 CYLINDER FRACTURED. EXHAUST VALVE COMPLETE BREAK AT BOTTOM OF STEM. STEM REMAINED IN GUIDE. VALVE FACE IMBEDDED INTO CYLINDER HEAD, NR 2 CYLINDER. OPERATOR STATED NORMAL FUEL LEANING PROCEDURE AT PEAK EGT. EST 800 HOURS TT.Aug 20, 1998 · N5248S · Piper PA32300SDR 98ZZZX3425Induction Tube · crackedFOUND CLYINDERS NR 3 (PN 649263) AND NR 4 (PN 649264) INDUCTION TUBES CRACKED UNDER THE INDUCTION TUBE FLANGES (PN 646933).Aug 19, 1998 · N998EC · Mooney M20KSDR AU981054Piston · improper part(AUS) INCORRECT PART NUMBER PISTONS FITTED. PISTONS WERE APPLICABLE TO TSIO520 ENGINES ONLY. UNAPPROVED PART. PERSONNEL/MAINTENANCE ERROR. PART TC: 669.Aug 17, 1998 · Cessna 210LSDR 98ZZZX3243Guide · failed262 HOURS SMOH. NR 2 CYLINDER STUCK IN EXHAUST VALVE. ALL NEW CYLINDERS WERE INSTALLED AT OVERHAUL.Aug 17, 1998 · N17023 · Cessna 150LSDR 98ZZZX3242Valve · failed262 HOURS SMOH. NR 2 CYLINDER STUCK IN EXHAUST VALVE. ALL NEW CYLINDERS WERE INSTALLED AT OVERHAUL.Aug 17, 1998 · N17023 · Cessna 150LSDR 98ZZZX3241Guide · failedJUNE, 1997, ENGINE OVERHAULED. ALL NEW CYLINDERS INSTALLED AT 130 HOURS. NR 4 CYLINDER STUCK ON EXHAUST VALVE. CYLINDER WAS REPLACED.Aug 17, 1998 · N1794Q · Cessna 150LSDR 98ZZZX3240Valve · failedEXHAUST VALVE CRACKED AT 130 HOUR SMOH, AT OVERHAUL, ALL CYLINDER ASSEMBLIES REPLACED WITH NEW.Aug 17, 1998 · N1794Q · Cessna 150LSDR AU981053Piston Ring · mismanufactured(AUS) REPLACEMENT PISTON RINGS FOUND TO BE FAULTY DURING INSPECTION BEFORE INSTALLATION. OIL CONTROL RING P/N 654717P005-1 HAD A PIECE MISSING. TOP NR 1 RING P/N 648005P005 HAS A MANUFACTURING FAULT.Aug 15, 1998 · Cessna 404CESSNASDR AU981052Piston Ring · mismanufactured(AUS) REPLACEMENT PISTON RINGS FOUND TO BE DEFECTIVE WHEN INSPECTED BEFORE INSTALLATION. OIL CONTROL RING P/N 654717P005-1 HAD A PIECE MISSING. TOP NR 1 RING P/N 648005P005 HAS A MANUFACTURING DEFECT. MANUFACTURING ERROR.Aug 15, 1998 · Cessna 404CESSNASDR 98ZZZX4464Intake Valve · wornDURING AN INSPECTION REQUIRED BY TCM CSB98-1B, TITLED INTAKE AND EXHAUST VALVE INSPECTION, THE INTAKE VALVE TIPS ON THE NR'S 2, 4, AND 6 CYLINDERS WERE FOUND EXCESSIVELY WORN. SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE PARTS INSTALLED INTO THE ENGINE AT Aug 14, 1998 · N954CC · Cessna 182QSDR CA980916016Head · cracked(CAN) DURING CLIMB-OUT, THE NR 1 ENGINE BEGAN TO RUN ROUGH. A SHORT TIME LATER, OIL STARTED TO APPEAR ON THE ENGINE COWLING. THE CREW DID A PRECAUTIONARY SHUTDOWN AND RETURNED TO THE POINT OF DEPARTURE. POST-FLIGHT INSPECTION FOUND THE NR 3 CYLINDER WITH AAug 11, 1998 · Piper PA31SDR 98ZZZX3809Cylinder · failedCYLINDER SEPARATED THREE-FOURTHS THE WAY AROUND AT MID-BARREL. SUBSEQUENT OIL RING FAILURE.Aug 10, 1998 · N704UV · Cessna 150MSDR CA980818023Rocker Arm · wrong part(CAN) WHILE CHANGING AN INTAKE PUSH ROD TO COMPLY WITH LYCOMING 400 HOUR VALVE TRAIN INSPECTION (TAPPET CLEARANCE), THE PUSH ROD WAS FOUND TO HAVE A O.020 INCH DEEP SCORE AROUND THE CIRCUMFERENCE, A HALF INCH FROM THE TOP. CLOSER INSPECTION FOUND THE SCORING Aug 7, 1998 · Piper PA31350SDR CA980814007Exhaust Valve · failed(CAN) ENGINE STARTED RUNNING ROUGH AND LOSING POWER, SO AIRCRAFT LANDED. POST-FLIGHT INSPECTION FOUND THE NR 2 CYLINDER EXHAUST VALVE BROKEN AT THE STEM. COMPRESSION CHECK OF ALL CYLINDERS WAS LOW. ALL CYLINDERS WERE REMOVED. NR 1, NR 3, AND NR 4 CYLINDERSAug 6, 1998 · Piper PA28181SDR 98ZZZX3235Cylinder · separatedCYLINDER SEPARATION OCCURRED IN-FLIGHT. AIRCRAFT PUT ON GROUND SAFELY. SUBMITTER SUGGESTS MORE FREQUENT CYCLINDER INSPECTIONS. THIS IS THE 6TH CYLINDER ASSY OBSERVED HAVING SEPARATIONS SUCH AS THIS. POSSIBLY A 25 HOUR CHECK MIGHT FIND MORE DEFECTS SOONER.Aug 6, 1998 · N18252 · Amtr PARAKEETSDR CA980825005Cylinder · cracked(CAN) ENGINE WAS RUNNING ROUGH WITH LOSS OF OIL AND POWER. INSPECTION FOUND THE NR 5 CYLINDER WAS CRACKED AT THE EXHAUST VALVE EAR AND HAD SEPARATED.Aug 4, 1998 · Dhav DHC3SDR AU980999Piston Ring · broken(AUS) NR 2 AND NR 4 CYLINDER OIL CONTROL RINGS BROKEN. PART TC: 89.Aug 4, 1998 · Cessna 2105SDR 99ZZZX301Nut · crackedDURING INSPECTION OF ENGINE FOR OIL LEAK, THE LOWER FORWARD CYLINDER FLANGE ATTACH NUT (AT THRU-BOLT) WAS FOUND CRACKED AND LOOSE ON BOLT. UNABLE TO DETERMINE CAUSE OF FAILURE.Aug 4, 1998 · N9776G · Cessna U206GSDR 98ZZZX3189Rocker Cover · damagedLEFT ENGINE TORQUING OVER AND CONTACTING COWLING WITH NR 6 ROCKER COVER. THIS ACTION HAS WORN HOLES IN TWO ROCKER COVERS AND IS WEARING ON THE THIRD ONE. THE HEAT FROM THE EXHAUST IS CAUSING DAMAGE TO COWLING. THIS ACFT MODIFIED AT RAM IN WACO, TX TO 335 HP Aug 2, 1998 · N118RM · Cessna 340ASDR 98ZZZX3188Rocker Cover · damagedLEFT ENGINE TORQUING OVER AND CONTACTING COWLING WITH NR 6 ROCKER COVER. THIS ACTION IS WEARING A DEEP GROOVE IN THE ROCKER COVER. COWLING IS SHOWING HEAT DAMAGE FROM THE EXHAUST SYSTEM. THIS AIRCRAFT MODIFIED AT RPM IN WACO, TX TO 335 HP UNDER RAM STC SE43Aug 2, 1998 · N5421J · Cessna 340ASDR CA980811015Cylinder · separated(CAN) DURING FLIGHT, THE PILOT HEARD A LOUD NOISE, COMING FROM THE REAR ENGINE, FOLLOWED BY A DROP IN MANIFOLD PRESSURE AND ON LANDING A REDUCTION IN OIL PRESSURE. THE ENGINE SHUTDOWN ON THE RUNWAY. INSPECTION FOUND THE NR 4 CYLINDER SPLIT AT THE BARREL.Jul 31, 1998 · Cessna P337H
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