Continental O-470-U

Service difficulty reports · 128

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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 engine_model_key = 'O470U'
  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 98ZZZX4493Lifters · pittedDURING A ROUTINE COMPRESSION CHECK, THE NR 2 CYLINDER EXHAUST VALVE WAS FOUND LEAKING. AFTER THE CYLINDER WAS REMOVED, ALL CAM LIFTERS FOUND PITTED AND THE NR 5 CYLINDER INTAKE CAM LOBE FOUND SCOURED. THE ENGINE REMOVED FROM SERVICE. SUBMITTER SUGGESTED POSJan 28, 1998 · N954CC · Cessna 182Q · Reciprocating Engine Power SectionSDR 98ZZZX824Cylinder Assy · wornDURING ANNUAL COMPRESSION CHECK, FOUND CYLINDERS COMP LOW. INSPECTED CYLINDERS, FOUND INTAKE VALVES SEAT EXCESSIVELY WORN. FURTHER INSPECTION FOUND ALL CERMACHROME ON CYLINDERS WORN AWAY. ALL CYLINDERS REPLACED WITH FACTORY NEW CYLINDERS.Jan 26, 1998 · N97523 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR CA971223011Carburetor · failed(CAN) SEVERE CARBURETOR FLOODING ON GROUND RUN-UP, HARD STARTING AND FOULING OF SPARK PLUGS. FUEL WAS SEEN LEAKING FROM THE CARBURETOR. ENGINE FAILED TO SHUTDOWN USING MIXTURE CONTROL AND SEVERE BACKFIRING OCCURRED. THE CARBURETOR WAS REPLACED AND THE PROBDec 14, 1997 · Cessna 182Q · Fuel Control/Reciprocating EnginesSDR 97ZZZX4669Valve · wornINSPECTION FOUND THE NITRALOY GUIDES WORE THE EX VALVE STEMS LEAVING STEPS IN THE STEM AT THE ENDS OF TRAVEL IN THE GUIDE. ONE VALVE HAD .070 INCH WEAR. SUBMITTER STATED CONTINENTAL SHOULD ISSUE A BULLETIN OR SERVICE LETTER ALERTING MECHANICS OF THIS PROBLEMOct 23, 1997 · N97090 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 97ZZZX3903Carburetor · stuckPILOT REPORTED AT CRUISE, PREPARED FOR DESCENT, THROTTLE STUCK FUEL OPEN. AIRCRAFT LANDED AND SHUT OFF ENGINE WITH MIXTURE. UPON INSPECTION, DISCONNECTED THROTTLE, FOUND PROBLEM TO BE IN CARBURETOR. BUTTERFLY VALVE STUCK FULL, WILL NOT CLOSE. CARBURETOR REAug 21, 1997 · N95868 · Cessna 182Q · Fuel Control/Reciprocating EnginesSDR 97ZZZX3671Nut · brokenNUT WAS BROKEN THROUGH COMPLETELY. ALL TORQUE WAS RELEASED. THIS NUT WAS INSTALLED AT ENGINE OVERHAUL IAW CONT SB M92-9.Jul 31, 1997 · N4804 · Cessna 182R · Reciprocating Engine Power SectionSDR 98ZZZX4465Valve Guide · wornDURING A ROUTINE COMPRESSION CHECK, LEAKAGE WAS FOUND PAST THE EXHAUST VALVE ON THE NR 3 CYLINDER. THE REMOVED CYLINDER, EXHAUST VALVE AND GUIDE WERE FOUND WORN OUT. SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE PARTS AND/OR ASSEMBLY PROCESS FROM THE FACTOMay 20, 1997 · N954CC · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR AU970549Cylinder · broken(AUS) NO4 CYLINDER HEAD SEPARATED FROM THE BARREL - INVESTIGATION FOUND THAT THE FAILURE OCCURRED AT THE TOP OF THE THREADED SECTION OF THE HEAD TO BARREL JUNCTIONMay 8, 1997 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR AU970540Crankshaft · cracked(AUS) CRANKSHAFT CONTAINED TWO CRACKS IN NO6 CONNECTING ROD WEB - CRANKCASE BEARING TUNNEL OUT OF LIMITS - DAMAGE CAUSED BY HEAVY LANDING AND PROPELLER STRIKEMay 1, 1997 · Cessna 182Q · Reciprocating Engine Power SectionSDR AU970117Connecting Rod · failed(AUS) CONNECTING ROD END CAP SEPARATED - PRELIMINARY INVESTIGATION INDICATES FAILURE IN AREA APPROXIMATELY 10MM (0.393IN) ABOVE THE BOLT SHOULDER ON THE CAMSHAFT SIDE BEHIND THE HARD FACE FOR THE BEARING SHELL PROGRESSING OUTWARDS UNTIL FAILURE FROM OVERLOAD -Feb 15, 1997 · Cessna 182Q · Reciprocating Engine Power SectionSDR AU970084Cylinder · worn(AUS) ENGINE CYLINDER BORES EXCESSIVELY WORN IN TOP AND BOTTOM AREAS OF THE CYLINDER. PISTON RING CAUGHT IN WORN GROOVE CAUSING IT TO BREAK. ENGINE HAS CHROMED CYLINDERS INSTALLED AND IT IS SUSPECTED THAT THE ENGINE WAS OPERATING WITHOUT ADEQUATE LUBRICATION.Feb 3, 1997 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 97ZZZX1101Adapter · leakPILOT REPORTED LOW OIL PRESSURE IN-FLIGHT. UPON INSPECTION, FOUND OIL LEAKING FROM OIL FILTER ADAPTER. REMOVED ADAPTER, INSTALLED NEW O-RING AND REINSTALLED. NO FURTHER LEAKS FOUND.Jan 22, 1997 · N4853N · Cessna 182Q · Reciprocating Engine Oil SystemSDR 98ZZZX4467Camshaft · scoredA ROUTINE OIL CHANGE AND OIL FILTER INSPECTION REVEALS EXCESSIVE METAL. FURTHER INVESTIGATION FINDS THE CAMSHAFT HAS FAILED ON CERTAIN CAM LOBES. ENGINE IS REMOVED FROM SERVICE. SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE PART.Nov 15, 1996 · N954CC · Cessna 182Q · Reciprocating Engine Power SectionSDR 98ZZZX4470Valve Guide · wornDURING A ROUTINE COMPRESSION CHECK, LEAKAGE WAS FOUND ON THE EXHAUST VALVES ON THE NR 1 AND NR 3 CYLINDERS. THE REMOVED CYLINDERS, EXHAUST VALVES AND GUIDES WERE FOUND WORN OUT. SUBMITTER SUGGESTED POSSIBLE CAUSE AS DEFECTIVE PARTS AND/OR ASSSEMBLY PROCES FRSep 7, 1996 · N954CC · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 96ZZZX5209Carburetor · leakFOUND LEAK IN BOWL DRAIN. REMOVED PLUG, SEAL, AND REINSTALLED.Sep 6, 1996 · Fuel Control/Reciprocating EnginesSDR CA960808101Metering Pin · worn(CAN) PILOT HAD PROBLEM WITH THROTTLE STICKING. CARBURETOR HEAT WAS APPLIED AND THE PROBLEM WAS RECTIFIED. AS CARBURETOR ICING WAS SUSPECTED THE PROBLEM WAS NOT REPORTED. ON THE RETURN FLIGHT THE THROTTLE STUCK AGAIN, AND COULD NOT BE FREED. POST FLIGHT INAug 2, 1996 · Cessna 182Q · Fuel Control/Reciprocating EnginesSDR AU961015Bolt · broken(AUS) ENGINE NO5 CYLINDER HOLDDOWN NUTS MISSING AND THROUGH BOLTS BROKEN - CRANKCASE CRACKEDMay 28, 1996 · Cessna 182Q · Reciprocating Engine Power SectionSDR AU960854Camshaft · pitted(AUS) ENGINE CAMSHAFT LOBE FOR NO5 CYLINDER EXHAUST VALVE AND CORRESPONDING LIFTER BADLY PITTED AND GALLEDMay 7, 1996 · Cessna 182R · Reciprocating Engine Power SectionSDR AU960523Piston · failed(AUS) ENGINE NO5 PISTON DISINTEGRATED - RH CRANKCASE HALF CRACKED IN AREA BELOW PUSH ROD TUBES TO FRONT ENGINE MOUNT - CRACK LENGTH 76.2MM (3IN) - ENGINE WAS A CONTINENTAL REMANUFACTURED UNITApr 12, 1996 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR AU960410Cylinder · wrong part(AUS) CYLINDER AND PISTON FITTED TO NO3 POSITION WERE INCORRECT PARTS -INCORRECT CYLINDER PNO 646680 HAD A SHORT REACH SPARK PLUG - CORRECT PNO 653444 CYLINDER HAS A LONG REACH SPARK PLUG AND PISTON PNO 648029 WITH STEEL INSERT - DIFFERENCE IN PISTON WEIGHTS Mar 22, 1996 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 96ZZZX1714Stud Nut · crackedTWELVE-POINT NUT ON THROUGH-BOLT, PN 641931-10.75, CRACKED. NUT IS LOWER FORWARD NUT ON NR 6 CYLINDER. SUBMITTER RECOMMENDS USING 6-POINT NUT ONLY.Mar 21, 1996 · N9579E · Cessna 182Q · Reciprocating Engine Power SectionSDR 96ZZZX1715Primer System · leakageENGINE HAD FIRE DURING START-UP. FUEL FROM PRIMER NOZZLES RAN DOWN FLOW DIVIDER ABOVE CARBURETOR INTO CARBURETOR THROAT AND THEN INTO CARBURETOR HEAT BOX AND OUT CARBURETOR HEAT DRAIN HOLE INTO COWLING. AFTER START, BACKFIRE IGNITED FUEL. NOTE: EARLIER STYMar 20, 1996 · N5164N · Cessna 182Q · Aircraft Fuel Distribution SystemSDR AU960321Piston · broken(AUS) NO5 CYLINDER PISTON SKIRT BROKEN - METAL CONTAMINATION OF OIL SYSTEMMar 12, 1996 · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 96ZZZX889Propeller · vibrationREMOVED 2-BLADED PROPELLER. INSTALLED 3-BLADED HARTZELL PROPELLER UNDER STC SA090015. SPENT HUNDREDS OF MAN HOURS TROUBLESHOOTING EXTREME VIBRATION IN AIRFRAME. INSTALLED SAME 3-BLADED PROP ON DIFFERENT AIRCRAFT SAME VIBRATION (BAD). REMOVED PROP, RETURNED Nov 7, 1995 · N6374N · Cessna 182R · Propeller AssemblySDR 98ZZZX4468Intake Valve · mismanufacturedDURING A ROUTINE COMPRESSION CHECK, THE INTAKE VALVE WAS FOUND LEAKING ON THE NR 4 CYLINDER. THE CYLINDER WAS REMOVED AND THE INTAKE VALVE AND SEAT WERE REGROUND TO FIT EACH OTHER. SUBMITTER SUGGESTED POSSIBLE CAUSE AS IMPROPER ASSEMBLY PROCESS AT THE FACTORSep 27, 1995 · N954CC · Cessna 182Q · Reciprocating Engine Cylinder SectionSDR 95ZZZX4492Cylinder · failedCYLINDER CRACKED TWO PLACES BETWEEN SPARK PLUG AND EXHAUST SEAT. EXHAUST SEAT CRACKED. CYLINDER CRACKED ALSO, THREE-QUARTERS AROUND. SUBMITTER RECOMMENDS CYLINDER TT SHOULD BE TRACKED AND CYLINDERS BE RETIRED AFTER 3 ENGINE T.B.O.'S. THIS IS A RECURRING PRJul 20, 1995 · Reciprocating Engine Cylinder SectionSDR 95ZZZX4395Rod Bolt · broke1300 HOURS SINCE FACTORY OVERHAUL, ENGINE NR 5 CYLINDER CONNECTING ROD BOLT BROKE IN TWO PIECES.Jul 1, 1995 · Reciprocating Engine Power SectionSDR 95ZZZX2189Float · failedAFTER FINDING A 4 FOOT DIAMETER FUEL STAIN ON THE FLOOR AND FUEL DRIPPING FROM COWLING, INVESTIGATION DISCOVERED THE FLOAT RIGHT PONTOON SOLDER JOINT HAD BROKE ALLOWING THE PONTOON TO COME FREE FROM THE FLOAT LEVER AND HOLD THE NEEDLE OFF ITS SEAT. RECORDS INMar 10, 1995 · N182HM · Cessna 182Q · Fuel Control/Reciprocating Engines
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