Lycoming O-360-A3A
Service difficulty reports · 39
Newest first. General aviation reporting is voluntary.
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 = 'O360A3A' 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.
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 = 'O360A3A' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 2023FA0000841Cowling · failedUPPER COWLING BROKE AWAY FROM AIRCRAFT DURING FLIGHT. AFTER INSPECTING THE AIRCRAFT, IT SEEMS THE FRONT PIN BROKE OFF THE COWLING POSSIBLY THE ADESSIVE FAILED AND CAUSED THE PIN TO BREAK AWAY AND THE UPPER COWLING TO ALLOW AIRFLOW TO ENTER THE COWL AND PUT TOOSDR CA151212003Transponder · failed(CAN) TRANSPONDER FAILED TEST DURING BIANNUAL TEST. UNIT FAILED FREQUENCY TEST UPON CORRELATION CHECK, UNIT WAS REPAIRED JUL 16, 2014 AND FREQUENCY WAS RECORDED LOW AT 1087 MHZ. SHOULD BE 1090 +- 1 MHZ.SDR CA150513007Stud · missing(CAN) COWL STUDS KEEP DISAPPEARING FROM THE ACFT IN FLIGHT DUE TO VIBRATION, SEEMS LIKE A BAD DESIGN.SDR 2015FA0000163Structure · corrodedEXTENSIVE CORROSION IN FUSELAGE AND WINGS, ESPECIALLY THE LEFT WING. THE PLANE WAS SO BADLY CORRODED IT LOOKED AS IF THE PLANE HAD BEEN IMMERSED IN SALT WATER AND THE COST OF THE REQUIRED REPAIRS WOULD EXCEED THE VALUE OF THE PLANE. IN ADDITION, THE LEFT WINGSDR 2014FA0000452Muffler · blockedTHE FORWARD MUFFLER WAS REMOVED FROM THE NR 1 AND NR 2 CYLINDERS. THE INTERIOR SURFACES OF THE LT AND RT RISERS REVEALED WHITE AND GRAY DEPOSITS CONSISTENT WITH NORMAL OPERATION. A VISUAL INSPECTION REVEALED THE MUFFLER BAFFLING HAD SEPARATED FROM ITS LT SIDSDR CA130717004Exhaust Duct · cracked(CAN) DURING A 200HR INSPECTION, EXHAUST STAINING WAS NOTICED ON THE LT FORWARD CYLINDER. THE L/H FORWARD EXHAUST STACK WAS FOUND TO HAVE ONE OF THE MOUNTING FLANGES CRACKED OFF WHERE IT IS WELDED TO THE EXHAUST STACK. THE EXHAUST STACK WAS REPLACED AND THE AISDR CA110613018Rotor · crackedMAGNETO ROTOR CRACKED AT THE SPLIT WHERE THE POINTS CAM GETS INSERTED. THE CRACK CAUSE THE SMALL ROTOR GEAR TO FALL AWAY AND LOSE CONTACT WITH THE DISTRIBUTOR GEAR STOPPING THE FUNCTION OF THE MAGNETO. BOTH SIDE OF THE SPLIT WERE CRACKED CLEAN OFF. MY GUESS SDR CA110429004Skin · cracked(CAN) CRACK FOUND ON HORIZONTAL STABILIZER FWD SPAR CENTER SKIN AT THE LIGHTNING HOLE MOST LIKELY DUE TO BAD GROUND HANDLING. SPAR CENTER SKIN REPLACED WITH NEW UPGRADED SKIN.SDR CA070725006Crankcase · damaged(CAN) OVERHAULED CYLINDER ASSY`S WERE INSTALLED APPROX 500 HRS AGO ONTO A FRETTED CRANKCASE. THE CENTER MAIN BEARING THEN SPUN IN THE BEARING SADDLE. METAL WAS DETECTED IN THE OIL SCREEN AND THE ENGINE WAS SUBSEQUENTLY TORN DOWN FOR OVERHAUL. THE CRANKCASE SDR 2007FA0000074Bulkhead · corrodedTHE BULKHEAD, BRACKETS, AND DOUBLERS AT STA. 228.3 WERE SEVERELY CORRODED. THIS BULKHEAD IS THE FRONT SUPPORT FOR THE VERTICAL STABILIZER/RUDDER ASSEMBLY. THE CORROSION COVERED AN AREA APPROXIMATE THE SIZE OF THE FRONT RUDDER ATTACHMENT BRACKET THAT IS PART OFSDR 2007FA0000075Bulkhead · corrodedTHE BULKHEAD, BRACKETS, AND DOUBLERS AT STA. 228.3 WERE SEVERELY CORRODED. THIS BULKHEAD IS THE FRONT SUPPORT FOR THE VERTICAL STABILIZER/RUDDER ASSEMBLY. THE CORROSION COVERED AN AREA APPROXIMATE THE SIZE OF THE FRONT RUDDER ATTACHMENT BRACKET THAT IS PART OFSDR 2006FA0000905Diaphragm · rupturedUPON RETURNING FROM A TRAINING FLIGHT, A FAINT SMELL OF GAS WAS NOTED. SINCE THE ELECTRIC PUMP WAS ON, IT WAS TURNED OFF. NO ENGINE PERFORMANCE PROBLEMS WERE NOTED AND LANDING WAS NORMAL. UPON LANDING IT WAS NOTICED THAT FLUID WAS DRAINING FROM THE FUEL PUMP SDR 2006FA0000904Pump · leakingUPON RETURNING FROM A TRAINING FLIGHT, A FAINT SMELL OF GAS WAS NOTED. SINCE THE ELECTRIC PUMP WAS ON, IT WAS TURNED OFF. NO ENGINE PERFORMANCE PROBLEMS WERE NOTED AND LANDING WAS NORMAL. UPON LANDING IT WAS NOTICED THAT FLUID WAS DRAINING FROM THE FUEL PUMP SDR PNR2004F00000Attach Bracket · crackedU SHAPED ALTERNATOR TO ENGINE ATTACH BRACKET FOUND CRACKED. CRACK WAS TANGENTIAL TO THE REAR BOLT HOLE IN A MOSTLY LATERAL DIRECTION. IF CRACK HAD CONTINUED, IT WOULD HAVE EVENTUALLY CRACKED ALL THE WAS ACROSS BRACKET, BEHIND THE REAR BOLT HOLE, ALLOWING THESDR CA030918002Bearing · brinelled(CAN) SNAPPING NOISE HEARD WHEN AILERON MOVED. BEARING AREAS ON CONTROL TUBES FRONT OF FIREWALL FOUND SEVERELY BRINELLED.SDR ZKG2002F00000Skin · corrodedWHILE REPLACING WINDSHIELDS FOUND UNDER COVERING ON TOP OF INSTRUMENT PANEL. CORRISON ON SKIN FOR TOP OF INSTRUMENT PANEL, LEFT SIDE. CORROSION WAS IN THE AREA OF THE GLUE.SDR 2001FA0000212Crankshaft · brokenCRANKSHAFT FRONT MAIN JOURNAL, FRACTURED AT THE REAR RADIUS OF THE CRANKSHAFT FLANGE. PROPELLER SEPARATED FROM THE AIRCRAFT. LOSS OF OIL AND OIL PRESSURE, ENGINE SEIZED UP AND QUIT. THIS CRANKSHAFT WAS PURCHASED BY THE AIRPLANES INSURANCE COMPANY AT THE LASSDR AUS20010611Piston Ring · failed(AUS) NR 3 CYLINDER FIRST AND SECOND PISTON RINGS BROKEN. PISTON LANDERODED. NR 4 CYLINDER NO1 PISTON RING BROKEN. PISTON RINGS WERECAST IRON IN CHROME CYLINDERS. SMALL AMOUNT OF ALUMINIUM ALLOYMETAL IN OIL FILTER.SDR AU000882Carburetor · faulty(AUS) CARBURETOR PRIMARY VENTURI DISLODGED. VENTURI WAS A TWO-PIECE ITEM. (X)SDR 20000731SH011Exhaust Valve · brokenPILOT REPORTED DURING CRUISE OPERATION ENGINE BECAME ROUGH AND LOST PARTIAL POWER. PRECAUTIONARY LANDING WAS MADE AT RUSH CITY, MN, REGIONAL AIRPORT. INVESTIGATION DISCLOSED APPROX 50 PERCENT OF NR 2 EXHAUST VALVE FACE MISSING, AND EVIDENCE OF PIECES IMPACTINSDR AU000353Fuel Tank · contaminated(AUS) FUEL SYSTEM CONTAMINATED WITH ETHYLENE DIAMINE (EDA). FOLLOWING DECONTAMINATION WASH, WATER WOULD NOT DRAIN FROM THE TANKS. A PROBE INSERTED VIA THE WATER DRAIN PORT RESULTED IN A DIAPHRAGM BEING FELT. THE DIAPHRAGM WAS PUNCTURED TO DRAIN THE WATER. TSDR AU000226Exhaust Valve · broken(AUS) NR 2 CYLINDER EXHAUST VALVE FAILED. NR 2 CYLINDER AND SPARK PLUGS DAMAGED. A FRAGMENT OF THE FAILED EXHAUST VALVE WAS INGESTED BY NR 3 CYLINDER CAUSING INTERNAL DAMAGE.SDR 99ZZZX1109Bearing · looseAIRCRAFT ENGINE LOST OIL PRESSURE. DURING ENGINE INSPECTION, TEAR-DOWN, DETERMINED THAT NR 4 ROD BEARING TURNED (SPUN) IN THE ROD JOURNEL CREATING EXCESSIVE HEAT. THE ROD CAME THROUGH THE SIDE OF THE CASE.SDR CA980930012Crankshaft · cracked(CAN) REPORT OF PROBLEMS WITH CRANKSHAFT BALANCING R & O SHOP LED OWNER TO GROUND HIS AIRCRAFT AND REMOVE THE CRANKSHAFT FOR MPI INSPECTION. CRACKS WERE FOUND AROUND 80 PERCENT OF THE NR 4 CRANKPIN RADIUS. SIGNS OF OVERHEATING WERE ALSO PRESENT ON THE SURFACSDR 98ZZZX776Crankshaft · crackedCRANKSHAFT WAS FOUND CRACKED AFTER PRECAUTIONARY REMOVAL FOLLOWING RECENT ENGINE OVERHALL (8.8 HRS). CRANKSHAFT WAS PROCESSED BY REPAIR AGENCY PRIOR TO INSTALLATION. SUSPECT PART MAY HAV BEEN IMPROPERLY MACHINED. CRACK WAS AT NR 5 JOURNAL RADIUS APPROX 2.50SDR 98ZZZX916Crankshaft · crackedCRANKSHAFT WAS FOUND CRACKED AFTER PRECAUTIONARY REMOVAL FOLLOWING RECENT ENGINE OVERHAUL (8.8 HRS). CRANKSHAFT WAS PROCESSED BY REPAIR AGENCY PRIOR TO INSTALLATION. SUBMITTER SUGGGESTED PART MAY HAVE BEEN IMPROPERLY MACHINED. CRACK WAS AT NR 5 JOURNAL RADISDR AU971488Hose · deteriorated(AUS) OIL COOLER HOSES (2OFF) FAULTY. OIL SEEPING THROUGH FIRE SLEEVE.SDR 98ZZZX965Rotor · failedINSPECTION FOR MAGNETO FAILURE FOUND ROTOR CONTACT END BROKEN.SDR CA960827103Tanks · leaking(CAN) BOTH FUEL TANKS FOUND TO BE LEAKING FROM VARIOUS POINTS. FUEL LINES ALSO LEAKING. PHOTOS OF THE AIRCRAFT SUGGEST MAINTENANCE NEGLECT.SDR CA960827104Panel · cracked(CAN) TWO CRACKS WERE FOUND ON THE BOTTOM OF THE WING PANEL. THE FIRST CRACK APPROXIMATELY 5 INCHES LONG AND STARTING 3 1/2 INCHES FORWARD OF THE SPAR. THE SECOND CRACK IS APPROXIMATELY 3 1/2 INCHES LONG AND STARTING FROM THE FOURTH RIVET ON THE FORWARD ROW OFSDR AU960789Fitting · wrong part(AUS) AIRSPEED INDICATOR PITOT LINE FITTING AND PIPE INCORRECT AUTOMOTIVE PARTS - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED PART - FOUND DURING PITOT SYSTEM LEAK CHECK IAW AD/INST/8SDR AU960790Pipe · damaged(AUS) FUEL SUPPLY PIPE BETWEEN FUEL SHUTOFF AND FIREWALL BULKHEAD FITTING KINKED FROM HAND BENDING - PIPE IS MALLEABLE COPPER FITTED DURING MODIFICATION FOR USE OF MOGAS IAW FAA STC SA2660CE,SE2563CE AND SE2587CE - PERSONNEL/MAINTENANCE ERRORSDR CA960620201Rotating Shaft · sheared(CAN) PILOT NOTICED A 250 RPM DROP ON THE RIGHT MAGNETO DURING RUN-UP, AS WELL AS SIGNIFICANT ROUGH RUNNING WHEN ONLY THE RIGHT MAGNETO WAS SELECTED. AFTER SHUTDOWN THE RIGHT MAGNETO WAS REMOVED AND DISASSEMBLED. INSPECTION OF THE MAGNETO REVEALED A SHEARED MASDR 96ZZZX594Hose · over ageNEW ENGINE HOSES RECEIVED FROM PIPER WERE FOUND TO BE 6 YEARS OLD. THE DISTRIBUTOR AGREED THIS WAS UNSATISFACTORY SAYING AT FIRST THAT 5 YEARS WAS THE MAXIMUM SHELF LIFE; BUT, AFTER CONTACTING PIPER, FAX'ED A STATEMENT THAT PIPER'S PROPRIETARY INFORMATION ALLSDR 95ZZZX2736Valve Sleeve · brokenFOUND LARGE ALUMINUM PARTS IN SUCTION SCREEN. THEY APPEARED BROKEN AND UNMARRED, I,E,; HAD NOT BEEN GROUND UP IN A GEAR TRAIN. FURTHER INVESTIGATION USING LYCOMING OVERHAUL MANUAL NR 60294-7, PAGE 7-2, IDENTIFIED POSS END ITEM, DISASSEMBLED OIL PSI RELIEF VASDR 95ZZZX3191Distributor Gear · loose fingerENGINE RAN ROUGH ON RIGHT MAG. DISASSEMBLED MAG AND FOUND TEETH ON DISTRIBUTOR GEAR MISSING AND LOOSE DISTRIBUTOR FINGER ELECTRODE. LOOSE ELECTRODE PROBABLY HIT STATIONARY ELECTRODE CAUSING TEETH TO BREAK.SDR 95ZZZX2711Carburetor · fodOWNER REPORTS THAT ENGINE NOT GOING TO NORMAL RPM AT FULL THROTTLE. FOUND FUEL/AIR MIXTURE TO BE RICH, AFTER REMOVING CARBURETOR AIR BOX FOUND PIECE OF STYROFOAM PACKING SIZE OF A DIME LODGED BETWEEN VENTURI AND MAIN FUEL METERING TUBE. REMOVED FOD AND OPS CSDR 95ZZZX2674Coil · crackedTHIS COIL WAS INSTALLED IN MAGNETO NOT COVERED BY AD 94-01-03 OR AD 94-01-03-R1. SUBMITTER SUGGESTS REMOVING PLASTIC FLAG ON DATA PLATE SIDE OF ALL SUSPECT MAGS AND LOOK WITH A PEN LIGHT FOR IMPROPER COILS.SDR 95ZZZX637Crankshaft · brokeWHILE IN-FLIGHT, CATASTROPHIC FAILURE -- CRANKSHAFT BROKE CLEAN IN HALF AT NR 3 CONN ROD JOURNAL. SUSPECT HEAT/FATIGUE CRACK, OR IMPROPER UNDERSIZING PROCESS.
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