Lycoming IO-360-A3B6
Service difficulty reports · 67
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 = 'IO360A3B6' 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 = 'IO360A3B6' 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 2026FA0000799Door · brokenAIRCRAFT WAS IN CRUISE AT 6000' WHEN ALL 4 CYLINDERS EXPERIENCED ABNORMAL EGT RISE, SLIGHT REDUCTION IN CHT, AND ENGINE SURGING. DIVERTED TO NEAREST AIRPORT. REMOVED MAIN ENGINE AIR FILTER AND DISCOVERED 600118-015 ALTERNATE AIR DOOR WITH CRACKS EMANATING FRSDR 2026FA0000279Intake Valve · brokenPILOT REPORTED DURING CRUISE OPERATION A SUDDEN ENGINE ROUGHNESS WITH A LOSS OF POWER. EMERGENCY LANDING REQUESTED AND COMPLETED AT KOXR. INSPECTION OF ENGINE FOUND CYLINDER NUMBER 3 WITH HOLE THROUGH INTAKE PORT AND REAR BAFFLE. BORESCOPE INSPECTION REVEALED SDR 2026FA0000302Coil · arcedENGINE CYLINDER NR 4 WAS EXPERIENCING INTERMITTENT MISFIRING. FOUND L/H COIL WAS GROUNDING TO ITS MOUNT THROUGH A SMALL PINHOLE IN BOTTOM OF THE COIL CASE.THE COIL WAS RETURNED TO ELECTROAIR FOR EVALUATION. ELECTROAIR STATED THAT IT WAS TESTED AND "THERE WAS NSDR 2024FA0000629Fuel Line · broken#1 FUEL INJECTION LINE CAME APART AT SOLDER JOINT BY INJECTOR B-NUT. CYLINDER SHUT DOWN IN FLIGHT AND CAUSED A FUEL LEAK. AIRCRAFT MADE EMERGENCY LANDING AT MILITARY INSTALLATION. PART IS 1029.9 HOURS SINCE NEW FROM FACTORY. REPETITIVE INSPECTION UNDER AD I1SDR 2015FA0000378Actuator · brokenPILOT TRIED TO LAND, BUT WAS UNABLE TO LOWER LANDING GEAR. PILOT FLEW BACK TO DEPARTURE AIRPORT AND TRIED MULTIPLE ATTEMPTS TO LOWER GEAR BUT WAS UNSUCCESSFUL. PILOT NOTED THE LANDING GEAR ACTUATOR CIRCUIT BREAKER WAS POPPING AND HAD TO TRY THE EMERGENCY LANSDR BQVD201506090001Ring · seizedNR 4 CYLINDER WAS REMOVED AND DISCOVERED THE FOLLOWING: OIL CONTROL RING WAS SEIZED IN PISTON. PISTON, PISTON BORES WORN IN AREA WHERE PIN RESIDES ON BOTH SIDES OF PISTON. NO WRIST PIN CAP WEAR FOUND. CONTACT BEING MADE BETWEEN PISTON SKIRT END SURFACE & CSDR 9PRR2014FA0000444Bellcrank · wornDURING THE ANNUAL INSPECTION, ELEVATOR AFT BELLCRANK WAS NOTICED TO HAVE EXCESSIVE PLAY AT THE PIVOTING POINT AND BETWEEN THE TWO BRACKETS THAT MAKE UP THE ASSY. CONDITION IS FOUND BY MOVING THE ELEVATOR SURFACE BY HAND, FROM ITS DOWN POSITION TO 1 INCH IN TSDR 2011FA0000451Magneto · intermittentOWNER REPORTED ENGINE WOULD START RUNNING ROUGH AFTER 15 TO 20 MINUTES OF FLIGHT, WITH CHECK OF RT MAGNETO GIVING LARGE RPM DROP. REPLACED MAGNETO AND ENGINE OPERATION NOW NORMAL. DISASSEMBLED MAGNETO AND FOUND THAT DISTRIBUTOR GEAR ELECTRODE FINGER WAS LOOSSDR 2006FA0000675Bushing · spunFOUND DURING ANNUAL INSP, AN ALUMINUM BUSHING THAT IS LOCATED IN ACCESSORY CASE, WHERE MAGNETO DRIVE GEAR IS LOCATED HAD BECOME LOOSE IN CASE AND SPUN. FOUND THIS PROBLEM, WERE NOT ABLE TO INSTALL MAGNETO CORRECTLY, WHEN MAGNETO WAS INSTALLED, IMPULSE COUPLSDR 2050506Bushing · lack of lubeCRANKCASE WAS FIELD REPAIRED BY INSTALLING A BUSHING IN THE MAGNETO DRIVE GEAR BOSS. IT APPEARS THE OIL SUPPLY HOLE WAS NOT DRILLED IN THE BUSHING. THE BUSHING WAS STARVED FOR OIL AND METAL WAS FOUND IN THE OIL AND FILTER, THE BUSHING WAS LOOSE AND DAMAGED FROSDR 1622304Bolt · failedDURING ENGINE OVERHAUL, THE PMA CRANKGEAR BOLT P/N: AELSTD2213 MANUFACTURED BY ENGINE COMPONENTS INC FAILED BEFORE REACHING RECOMMENDED TORQUE VALUE. THE AREA JUST BELOW THE GRIP AREA STRETCHED.SDR 2005FA0000123Cylinder · failedPILOT REPORTED THAT ENGINE BEGAN RUNNING ROUGH. READINGS FORM THE ENGINE MONITOR SHOWED THAT NR 2 CYLINDER FAILED. PILOT ELECTED TO LAND. INVESTIGATION SHOWED THAT BOTH UPPER THROUGH BOLTS AND BOTH UPPER CYLINDER ATTACH STUDS FOR NR 2 CYLINDER HAD FAILED ATSDR 2003FA0001168Connecting Rod · brokenIT APPEARED NR 3 CONNECTING ROD FAILED DUE TO OIL STARVATION, CAUSING ROD TO BREAK AT CAP. THE ROD THEN HIT CRANKCASE CAUSING A HOLE IN CRANKCASE AND CAUSED THE CRANKSHAFT TO SEIZE. WHILE REMOVING ENGINE FROM AIRCRAFT, DRAINED 2 QTS OF OIL OUT OF OIL PAN.SDR 2003FA0001167Oil Ring · brokenAIRCRAFT WAS IN FLIGHT WHEN THE PILOT NOTICED HIGH CHT TEMPS AND LOW EGT TEMPS ON NR 3 CYLINDER ON HIS JPI ENGINE ANALYZER. HE THEN NOTICED HIS OIL TEMP GO UP AND AS THE OIL PRESSURE DROPPED THE OIL TEMP THEN BEGAN TO DROP OFF. HE THEN PULLED THE POWER OFF ASDR AUS20030932Bearing · disintegrated(AUS) ALTERNATOR SLIP RING END ROLLER BEARING DISINTEGRATED. ROTORPOLED.SDR 2003FA0000838Camshaft · spalledFOUND EVIDENCE OF SEVERE SPALLING ON SEVERAL CAM LOBES. ENGINE HAS 998.37 HOURS SINCE OVERHAUL. CAM WAS REGROUND AT OVERHAUL.SDR AUS20030811Spark Plug · cracked(AUS) LOWER SPARK PLUG CENTER ELECTRODE INSULATOR CRACKED.SDR AUS20030809Spark Plug · cracked(AUS) NR 1 CYLINDER UPPER SPARK PLUG FAILED DUE TO CRACKED CERAMIC INSULATOR. NR 1 CYLINDER LOWER SPARK PLUG CONTAMINATED WITH DEBRIS FROM FAILED UPPER SPARK PLUG.SDR AUS20030600Adapter · sheared(AUS) OIL DRAIN VALVE BROKEN OFF FLUSH WITH SURFACE OF OIL SUMP. THREADED PORTION OF DRAIN VALVE ADAPTER STILL LOCATED IN SUMP. DRAIN VALVE AND REST OF ADAPTER MISSING. LOSS OF ENGINE OIL.SDR 2003FA0000349Magneto · looseAIRCRAFT EXPERIENCED ENGINE FAILURE AFTER TAKE-OFF, PILOT LANDED AIRCRAFT WITH MAIN LANDING GEAR RETRACTED. AIRCRAFT RECIEVED CONSIDERABLE DAMAGE FROM LANDING. ENGINE UPPER COWLING REMOVED FOR INVESTIGATION OF ENGINE FAILURE. DURING INSPECTION OF ENGINE FOUND SDR 2003FA0000301Crankcase · cracked(STC SA4529NM 3 BLADE HARTZELL) AT 777 TSO OF THE ENGINE, THE CRANKCASE WAS FOUND CRACKED THROUGH THE NR 2 CYLINDER MOUNTING PAD AREA AND LEAKING OIL. THE CASE WAS NOT REPAIRABLE. THIS IS THE 2ND TIME THIS AIRCRAFT ENGINE PROPELLER COMBINATION HAS CRACKED A SDR 2003FA0000302Case · crackedAT 689 HOUR TSO OF ENGINE AND 689 HOURS SINCE REMOVAL OF 2 BLADE PROPELLER AND INSTALLATION OF 3 BLADE PROPELLER IAW STC. CASE CRACKED CAUSING AN OIL LEAK. THE CASE WAS NOT REPAIRABLE.SDR I8P2003F00000Rod Bearing · delaminatedDURING ROUTINE OIL CHANGE METAL FOUND IN OIL FILTER. METAL FOUND TO BE BEARING MATERIAL COMING FROM CONNECTING ROD BEARING PREMATURE FAILURE. BEARING MATERIAL IS DELAMINATING. CONNECTING ROD BEARING MANUFACTURE DATES ARE (ML-KS 2-9A AND 3-99) MANUFACTURING SDR AUS20021407Cable · faulty(AUS) ALTERNATOR MAIN POWER CABLE FAULTY. CABLE WAS SPLICED CAUSING HIGH RESISTANCE. PERSONNEL/MAINTENANCE ERROR.SDR 2002FA0001193Distributor Blk · crackedDISTRIBUTOR GEAR TOOTH DAMAGE. SEVERAL GEAR TEETH BROKEN ON BOTH GEARS. NEW GEARS WERE FOUND TO BIND ON ROTOR PINION GEAR EVERY 90 DEGREES. NO ROTOR TO HOUSING INTERFERENCE INDICATED. VISUAL INSPECTION REVEALED NO CRACKS OTHER THAN ACCEPTABLE STRESS CRACK SDR AUS20020790Cable · worn(AUS) ENGINE THROTTLE CABLE WORN. CABLE WAS STIFF TO OPERATE AND JAMMED ON SEVERAL OCCASIONS.SDR AUS20020559Wire · chafed(AUS) BURNING SMELL IN AIRCRAFT. INVESTIGATION COULD FIND NO CAUSE OF THE SMELL BUT FOUND THE AUDIO PANEL CIRCUIT BREAKER (3A) POPPED AND TWO WIRES LOCATED BEHIND THE INSTRUMENT PANEL RUBBING ON ARADIO RACK. A BROKEN EXHAUST STUB WAS ALSO FOUND.SDR CA020104019Tube · misinstalled(CAN) WHEN INTERIOR OF THE A/C WAS REMOVED IT WAS NOTICED THAT THE TUBULAR STRUCTURE WELDED JOINT ON THE LT SIDE JUST FWD OF SPAR ON DIAGONAL BRACE BELOW THE FRONT OF REAR WINDOW IS MISSING A WELD. IN THE SAME AREA NOTICED A CLUSTER GUSSETS WITH INCOMPLETE SDR AUS20011168Capacitor · burned out(AUS) NAVCOM CAPACITOR C491 BURNT.SDR 20010411CW013Circuit Breaker · inoperativeAIRCRAFT LANDING GEAR FAILED TO EXTEND AND AIRCRAFT LANDED GEAR UP. DURING REMOVAL OF AIRCRAFT FROM RUNWAY, IT WAS NOTED, LANDING GEAR CONTROL CIRCUIT BREAKER WAS OUT. DURING OPERATION OF LANDING GEAR ON JACKS, SYSTEM OPERATED NORMALLY. NOT KNOWN IF CIRCUITSDR 20001129SH028Circuit Breaker · shortedWHILE INSTALLING NEW J. P. INSTRUMENT, REMOVAL OF CIRCUIT BREAKER PANEL REVEALED THE BATTERY BREAKER LINE LEAD WAS CONTACTING THE INSTRUMENT PANEL SUPPORT STRUCTURE AND HAD BURNED A PENCIL SIZED HOLE IN STRUCTURE. IT APPEARED THIS WAS FACTORY INSTALLED. RELISDR 20001013SH021Drive Gear · failedREVELANT MAG PARTICLE INDICATION IN TEETH AREA. (X)SDR 20001013SH022Governor · crackedRELEVANT EDDY CURRENT AND PENETRANT TESTING INDICATION AROUND HEAD OF GOVERNOR BODY. (X)SDR AU001044Pump · wrong part(AUS) INCORRECT FUEL PUMP FITTED. PUMP DEVELOPS ONLY 6 PSI WHEN THE REQUIREMENT IS FOR 14 PSI. PUMP SERIAL NUMBER ALSO INCORRECTLY RECORDED. UNAPPROVED PART. (X)SDR 20000328SH020Retainer Seal · damagedDURING ANNUAL INSPECTION, DISCOVERED NR 1 CYLINDER EXHAUST PUSH ROD TUBE SEAL AREA AT CASE HALF RETAINER PROTRUDING AT AN ANGLE. REMOVED NR 1 EXHAUST PUSH ROD, FOUND LIFTER BODY CRACKED, AND BROKEN. LIFTER WILL NOT COME OUT. SUBMITTER SUSPECTED CAUSE WAS STSDR 99ZZZX2402Magneto · looseFOUND MAGNETO SEPARATED FROM ENGINE. HOLD DOWN BLOCKS WORE FLANGE DOWN. NEW LOCKING HARDWARE WAS INSTALLED PREVIOUSLY. SUBMITTER STATED THIS HAS BEEN FOUND ON 3 OTHER INSTALLATIONS OVER PAST 2 YEARS.SDR 99ZZZX592Magneto · wornTHE AIRCRAFT WAS FORCED TO MAKE AN OFF-AIRPORT GEAR UP LANDING IN A FIELD DUE TO A LOSS OF ENGINE POWER. SUBSEQUENT INVESTIGATION REVEALED THE ENGINE MAGNETO HAD EXCESSIVE WEAR ON THE CAM. THIS CAUSED IMPROPER POINT GAP CAUSING MAGNETO TO MALFUNCTION AND CRESDR 98ZZZX4231Exhaust Valve · failedCYLINDER NR 4 EXHAUST VALVE STUCK OPEN ON TAKEOFF. AIRCRAFT RETURNED TO AIRPORT AND MADE A SAFE LANDING. UPON INSPECTION, THE CYLINDER'S NR 4 EXHAUST ROTATER CAP WAS FOUND IN THE BOTTOM OF THE ROCKER BOX. INSPECTED VALVE PER LYC SB 388B. CLEARANCE FOUND TOSDR 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 SATISFASDR AU981116Suppressor · failed(AUS) ALTERNATOR NOISE SUPPRESSOR RFI (RADIO FREQUENCY INTERFERENCE) UNIT FAULTY.SDR 98ZZZX2028Piston Pin · failedWHILE C/W DIFFERENTIAL COMPRESSION CHECK FOUND BLOW-BY ON THE NR 4 CYLINDER PRESSURIZING THE CRANKCASE, AIR COMING OUT OF THE OIL FILLER TUBE. UPON NR 4 CYLINDER REMOVAL, FOUND ONE PISTON PIN PLUG WORN AWAY. CYLINDER WAS WORN WHERE THE PISTON PIN WAS MAKING SDR 98ZZZX1590Tube Assy · brokenTHE PILOT REPORTED A ROUGH ENGINE AND MADE A PRECAUTIONARY LANDING. THE NR 1 CYLINDER FUEL INJECTOR LINE WAS BROKEN AT THE CYLINDER END. RAW FUEL WAS BEING SPRAYED ON THE ENGINE AS IT WAS RUNNING. THERE WAS NO FIRE. THIS IS A COMMON PROBLEM ON THIS INSTALLSDR 99ZZZX636Line · brokenTHE PILOT REPORTED A ROUGH ENGINE THAT RESULTED IN A PRECAUTIONARY LANDING. THE INITIAL INSPECTION REVEALED THE NR 1 CYLINDER FUEL INJECTOR LINE WAS BROKEN IN TWO AT THE NOZZLE END. THE FLIGHT SCHOOL OPERATES A FLEET OF 8 M20J AIRCRAFT. AD 93-02-05 IS ALWAYSSDR 98ZZZX1001Servo · corrodedCORROSION FOUND INSIDE FUEL INJECTOR SERVO DIAPHRAGM SECTION WAS IMPEDING MOVEMENT OF DIAPHRAGM RESTRICTING FUEL FLOW. SUBMITTER SUSPECTED WATER LAYING IN THIS AREA CORRODING SMALL SECTION OF INJECTOR HOUSING CAUSED GROWTH OF CORROSION DEPOSIT. LAB REPORT ON SDR 98ZZZX2118Piston Pin · failedPISTON PIN BROKE IN-FLIGHT CAUSING MASSIVE DAMAGE INTERNALLY IN ENGINE. THE CRACKSHAFT AND ONE CYLINDER WERE THE ONLY ITEMS SALVAGEABLE. PILOT NOTICED ENGINE ROUGNESS AND LOSS OF OIL PRESSURE. AIRPLANE LANDED WITHOUT DAMAGE TO AIRCRAFT OR PILOT. ENGINE QUISDR 97ZZZX2941Valve · deformedAT 308 HRS SMOH, ANNUAL INSPECTION REVEALED NR 2 CYLINDER HAD NO COMPRESSION. CYLINDERS WERE ECI CERMINIL CYLINDERS. UPON REMOVAL, FOUND EXHAUST VALVE AND SEAT DEFORMED. NEW CYLINDER INSTALLED ALL OPS CHECK GOOD. 314 HRS SMOH, PILOT REPORTS AIRCRAFT SEEMS SDR AU970281Valve · failed(AUS) NO3 CYLINDER EXHAUST VALVE HEAD FAILEDSDR 97ZZZX436O-Ring · crackedDURING ANNUAL INSPECTION, A PRESSURE TEST OF THE ENGINE FUEL SYSTEM REVEALED A LEAK AT THE MIXTURE CONTROL SHAFT WHICH DRIPPED ON THE MUFFLER BELOW . REPLACEMENT OF O - RINGS 953516-10 AND 951401 CURED THE LEAK. SUBMITTER SUGGESTED CLOSE INSPECTION AND PRESSSDR 97ZZZX437O-Ring · crackedDURING ANNUAL INSPECTION, A PRESSURE TEST OF THE ENGINE FUEL SYSTEM REVEALED A LEAK AT THE MIXTURE CONTROL SHAFT WHICH DRIPPED ON THE MUFFLER BELOW . REPLACEMENT OF O - RINGS 953516-10 AND 951401 CURED THE LEAK. SUBMITTER SUGGESTED CLOSE INSPECTION AND PRESSSDR 97ZZZX823Crankshaft · brokenENGINE SEIZED IN-FLIGHT WITH NO WARNING (APPROX 5 SECONDS OF ROUGH OPERATION). PILOT MADE UNEVENTFUL LANDING IN THE FIELD. ENGINE WAS REMOVED AND DISASSEMBLED. CRANKSHAFT FOUND BROKEN IN TWO BETWEEN NR 3 AND NR 4 CONNECTING RODS. ENGINE INSPECTED FOR PROP
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