Lycoming O-320-D3G
Service difficulty reports · 279
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 = 'O320D3G' 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 = 'O320D3G' 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 ECPR2018012377870Cylinder Head · crackedDURING A SCHEDULED INSPECTION, FOUND THAT THE NR 1 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THE CYLINDER HEAD WAS CRACKED AROUND THE INTAKE VALVE SEAT AND THROUGH THE CYLINDER HEAD WALL OUT BETWEEN THE CYLINDER COOLING FINS.SDR 2018FA0000019Cylinder Head · crackedTHIS ENGINE CYLINDER DEVELOPED LOW COMPRESSION DURING FLIGHT. ON INSPECTION IT WAS DISCOVERED THE CYLINDER HEAD HAD A CRACK NEAR THE INTAKE VALVE.SDR ECPR2018010477698Exhaust Valve · wornDURING A SCHEDULED INSPECTION, FOUND THAT THE NR 4 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THAT THE EXHAUST VALVE FACE AND EXHAUST SEAT INTERFACE SHOWED EXCESSIVE WEAR CAUSING THE EXHAUST VALVE FACE TO CUP.SDR ECPR2017121977588Cylinder · crackedDURING A SCHEDULED INSPECTION IT WAS FOUND THAT THE NR 1 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THE CYLINDER HEAD WAS CRACKED AROUND THE INTAKE VALVE SEAT AND THROUGH THE CYLINDER HEAD WALL OUT BETWEEN THE CYLINDER COOLING FINS.SDR 2018FA0000014Cylinder · crackedTHIS ENGINE CYLINDER DEVELOPED LOW COMPRESSION DURING FLIGHT, UPON INSPECTION, IT WAS DISCOVERED THE CYLINDER HEAD HAD A CRACK/HOLE NEAR THE INTAKE VALVE.SDR ECPR2018032877350Cylinder Head · crackedDURING A SCHEDULED INSPECTION, FOUND THAT THE NR 2 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THE CYLINDER HEAD WAS CRACKED AROUND THE INTAKE VALVE SEAT AND THROUGH THE CYLINDER HEAD WALL OUT BETWEEN THE CYLINDER COOLING FINS.SDR ECPR2017112777294Exhaust Valve · wornDURING A SCHEDULED INSPECTION IT WAS FOUND THAT THE NR 4 ENGINE CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THAT THE EXHAUST VALVE FACE AND EXHAUST SEAT INTERFACE SHOWED EXCESSIVE WEAR CAUSING THE EXHAUST VALVE FACE TO CUP.SDR ECPR2018032807067Exhaust Valve · wornDURING A SCHEDULED INSPECTION IT WAS FOUND THAT THE NR 2 ENGINE CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THAT THE EXHAUST VALVE FACE AND EXHAUST SEAT INTERFACE SHOWED EXCESSIVE WEAR CAUSING THE EXHAUST VALVE FACE TO CUP.SDR ECPR2017101276877Exhaust Valve · damagedDURING A SCHEDULED INSPECTION, FOUND THAT THE NR 1 ENGINE CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THAT THE EXHAUST VALVE FACE AND EXHAUST SEAT INTERFACE SHOWED EXCESSIVE WEAR CAUSING THE EXHAUST VALVE FACE TO CUP.SDR ECPR201710476817Cylinder · crackedDURING A SCHEDULED INSPECTION, FOUND THAT THE NR 4 CYLINDER HAD LOW COMPRESSION. INVESTIGATION FOUND THAT THE EXHAUST VALVE FACE AND EXHAUST SEAT INTERFACE SHOWED EXCESSIVE WEAR CAUSING THE EXHAUST VALVE FACE TO CUP.SDR 2017FA0000238Magneto · failedSTUDENT PILOT WAS ON A SOLO CROSS COUNTRY WHEN THE ENGINE LOST POWER, DECLARED AN EMERGENCY AND DIVERTED TO NEAREST AIRPORT. LANDED WITHOUT INCIDENT. MAINTENANCE ARRIVED AND RAN A MAGNETO CHECK. SHOWED RIGHT MAGNETO WAS DEAD AND ENGINE WAS RUNNING ONLY ON LESDR 2017FA0000380Carburetor · malfunctionedAIRCRAFT STALLED AFTER LANDING. SEVERAL UNSUCCESSFUL ATTEMPTS TO START WERE MADE. DURING THE LAST ONE PILOT NOTICED SMOKE COMING FROM LT SIDE OF COWLING. ACFT WAS EVACUATED AND FIRE EXTINGUISHED. AVSTAR CARB PN AVIO-5217 WAS INSTALLED 10/4/2016 FROM O/H. SDR ECPR2017052474717Rotor · brokenDURING ENGINE RUN UP PRIOR TO TAKEOFF FOR TRAINING LESSON THE RIGHT MAGNETO WAS REPORTED TO HAVE A 200 RPM DROP, EVEN AFTER ATTEMPTS TO IMPROVE THE EXCESSIVE DROP. THE MAGNETO WAS REPLACED AND THE REMOVED UNIT WAS INSPECTED FOR INTEGRITY. THE INSPECTION REVEALSDR ECPR2017052474669Rotor · brokenDURING ENGINE RUN UP PRIOR TO TAKEOFF FOR TRAINING LESSON THE RIGHT MAGNETO WAS REPORTED TO HAVE A 200 RPM DROP, EVEN AFTER ATTEMPTS TO IMPROVE THE EXCESSIVE DROP. THE MAGNETO WAS REPLACED AND THE REMOVED UNIT WAS INSPECTED FOR INTEGRITY. THE INSPECTION REVEALSDR 2017FA0000392Bushing · wornAIRCRAFT WAS SHOPPED FOR STALL ON LANDING. INSPECTION OF MAGNETO`S SHOWED A COPPER COLORED DUST ON THE LT MAGNETO VENT. BOTH MAGS WERE REPLACED, MAG INTERNAL INSPECTION SHOWED A WORN BUSHING CREATING A METALLIC DUST. CAUSING MAGNETO TO MALFUNCTION. TACH TISDR 2016FA0000572Cylinder · crackedFOUND NUMBER THREE CYLINDER CRACKED, FAILED COMPRESSION CHECK. CYLINDER TIME SINCE NEW 840 HOURS. ENGINE TIME SINCE MAJOR OVERHAUL 840.9 HOURS. FOUR NEW NITRIDE CYLINDERS WERE INSTALLED AT OVERHAUL. THIS WAS THE LAST CYLINDER TO BE CHANGED DUE TO CRACK. ASDR 2016FA0000550Cylinder · crackedFOUND NUMBER TWO AND NUMBER FOUR CYLINDERS CRACKED, FAILED COMPRESSION CHECKS, DURING 100 HOUR INSPECTION. CYLINDER TIME SINCE NEW 792.0 HOURS. ENGINE TIME SINCE MAJOR OVERHAUL 792.0 HOURS. NUMBER ONE CYLINDER PREVIOUSLY CHANGED DUE TO CRACK AT 600 HOURS TISDR 2016FA0000454Strut · crackedDURING 100 HOUR INSPECTION CRACKS WERE FOUND ON THE RIGHT MAIN LANDING GEAR STRUT LOCATED AT THE ATTACHMENT POINT OF THE LOWER SCISSOR. THE AIRCRAFT WAS TAKEN OUT OF SERVICES UNTIL PARTS COULD BE PROCURED.SDR 2016FA0000453Scissor Link · crackedTHE UPPER SCISSOR LINK ATTACHMENT SUPPORT (INBOARD SIDE) OF THE CYLINDER (P/N: 65319-04) WHICH IS CASTED METAL SUFFERED A FATIGUE CRACK. THIS SCISSOR LINK IS PART OF THE RIGHT MAIN LANDING GEAR (MLG) STRUT P/N: 35644-05. CRACKING APPEARS TO HAVE OCCURRED OVESDR ECQR2016FA0000368Oil Cooler · broken100 HR INSPECTION. OIL COOLER MOUNTING FLANGES, CRACKED AND MISSING SECTIONS OF MOUNTING FLANGE. NO DAMAGE TO ENGINE BAFFLE OIL COOLER MOUNTING AREA OR HARDWARE.SDR H1ES2016FA0000127Rotor · brokenI WAS HAVING DIFFICULTY TIMING THE RT MAGNETO. REMOVED IT, REMOVED DISTRIBUTOR BLOCK AND GEAR. NOTICED THE ROTOR GEAR WAS LOOSE. I PULLED ON IT AND IT CAME RIGHT OFF WITH PART OF THE ROTOR CAM HOLDER WITH IT. IT WAS CLEARLY BROKEN PRIOR TO REMOVING THE GEARSDR CA160315001Axle · cracked(CAN) RIGHT MAIN LANDING GEAR FOUND CRACKED AT TORQUE LINK LOWER ATTACHMENT POINT ON THE STUB AXEL AND OLEO PISTON ASSEMBLY DURING ROUTINE MAINTENANCE. CRACK WAS FOUND BY VISUAL INSPECTION AND IS APPROXIMATELY THREE-QUARTERS OF THE WAY THROUGH THE ATTACHMENT PSDR 9LIS2016FA0000006Cylinder Head · crackedTHE CYLINDER HEAD CRACKED AT THE NINETH COOLING FIN. CRACK RUNS ALONG THE FIN. THE CRACK IS ABOUT .5" LONG. THE CYLINDER HAD LOW COMPRESSION. THE CRACK OCCURRED UNDER NORMAL OPERATING CONDITIONS OF A FLIGHT SCHOOL. PROBABLE CAUSE: METAL FATIGUE. THE FOLLSDR CA151118006Crankshaft · damaged(CAN) METAL FOUND IN FILTER DURING MAINTENANCE. ENGINE DISASSEMBLED AND FOUND CAUSE TO BE OIL TRANSFER TUBE IN FRONT MAIN HAD BROKED IN HALF AND TUBE HAD MOVED OUT OF MAIN JOURNAL AND STARTED TO GOUGE INTO MAIN BEARING. POSSIBLY DAMAGED AT MFG AS TUBE ENDS ARSDR ECPR2015081767695Magneto · brokenDURING A SCHEDULED INSPECTION, THE LT MAGNETO WOULD NOT TIME CORRECTLY TO THE ENGINE. THE MAGNETO WAS REMOVED AND UPON DISASSEMBLY IT WAS FOUND THAT 1 OF THE PN 3040, MAGNETO COIL WEDGES HAD COME LOOSE AND WAS JAMMED NEXT TO THE MAGNETO POINTS PREVENTING PROPSDR ECPR2015FA0000213Magneto · brokenDURING TAKEOFF AND AT TRAFFIC PATTERN RPM DROP TO 1900 AND BACK TO 2400. HAPPENED ABOUT FOUR TIMES. FOUND MAGNETO BROKENSDR 2014FA0000628Bolt · failedFOUND BOLT HEAD SEPARATED FROM BOLT SHANK. SAFETY TAB DID NOT APPEAR TO HAVE BEEN UPSET TO PREVENT BOLT HEAD ROTATION AND LOSS OF TORQUE. DRIVE IN WAS ALSO FOUND TO BE SHEARED INT TWO PIECES.SDR ECQS2014FA0000482Engine · stoppedENGINE STOPPED AFTER LANDING.SDR 2014FA0000442Distributor Blk · failedMADE A PRECAUTIONARY LANDING ENROUTE, DUE TO THE ENGINE INTERMITTENTLY LOSING POWER. INVESTIGATION DETERMINED THAT THE RT MAGNETO WAS ROUGH AND BARELY OPERATIONAL. REPLACED THE MAG WITH AN NEW 4390. ON OPENING THE BAD MAG, FOUND THE POINTER ON THE DISTRIBUTSDR XVES2014042500271Rotor · separatedMAGNETO FAILED IN FLIGHT. ON INSPECTION, DETERMINED THAT THE ROTOR CONTACT FINGER HAD SEPARATED FROM THE ROTOR ASSY AND WAS ROTATING FREELY ON THE SHAFT.SDR 2013FA0000621Carburetor · failedFLEW ONE FLIGHT WITH NO PROBLEMS. REQUESTED A STOP AND GO. LANDED AND STOPPED. ENGINE DIED. TRIED TO RESTART ENGINE. ENGINE CAUGHT FIRE. FIRE STARTED IN CARBURETOR AND BURNED A HOLE IN THE CARBURETOR AIR BOX. FIRE BURNED BOTTOM OF EXHAUST SHROUD. DURSDR CA131111015Fuel Tank · contaminated(CAN) LEFT FUEL TANK FOUND TO HAVE VERY SMALL BLACK PARTICLES IN FUEL SAMPLE. AFTER SUMPING VARIOUS TIMES THE SMALL BLACK PARTICLES WHERE STILL PRESENT IN THE FUEL SAMPLES. LT FUEL TANK REMOVED TO CLEAN OUT TANK OF FOREIGN DEBRIS. UPON REMOVAL OF THE FUEL TRSDR NUTR201309270001Oil Cooler · leakingAFTER SHUTDOWN, THE PILOT REPORTED OIL ALL OVER THE ENGINE COWL. AFTER INSPECTION, NOTICED OIL LEAKING FROM OIL COOLER. THE OIL COOLER END SEAM FAILED.SDR CA131111004Indicator · malfunctioned(CAN) AIRSPEED INDICATOR FOUND TO BE GIVING ERRONOUS READINGS. AIRSPEED REMOVED ALL LINES BLOWN CLEAN OUT, REPAIRED UNIT INSTALLED. FUNCTIONAL CHECKED SERVICABLE.SDR 2013FA0000238Magneto · faultyENGINE BECAME HARD TO START. ON INVESTIGATION, FOUND TIMING HAD SLIPPED ON THE IMPULSE MAG. CHECKING INTERNAL TIMING, IT WAS DETERMINED THAT THE POINTS HAD CLOSED TO THE POINT THE SPARK OUTPUT WAS DEGRADED EVEN THOUGH THE PREFLIGHT MAG CHECK WAS WITHIN LIMITSDR 2012FA0000799Spark Plug · failedACFT STALLED ON TAXIWAY. ENGINE WAS INSPECTED. DURING THE INSPECTION SPARK PLUGS WERE CHECKED FOR RESISTANCE. ALL 8 PLUGS FAILED. THE RESISTANCE CHECK, PAST, ALL OTHER NORMAL INSPECTION CHECKS.SDR 2013FA0000237Magneto · faultyENGINE BECAME HARD TO START. ON INVESTIGATION, FOUND TIMING HAD SLIPPED ON THE IMPULSE MAG. CHECKING INTERNAL TIMING, IT WAS DETERMINED THAT THE POINTS HAD CLOSED TO THE POINT THE SPARK OUTPUT WAS DEGRADED EVEN THOUGH THE PREFLIGHT MAG CHECK WAS WITHIN LIMITSDR 2013F00032Engine · unknownENGINE STALLED. INSPECTED. ACFT WAS INSPECTED, GROUND RAN ON EACH EVENT. COULD NOT DUPLICATE.SDR 2013F00031Engine · unknownENGINE STALLED ON LANDING. AIRCRAFT WAS INSPECTED, GROUND RAN ON EACH EVENT. COULD NOT DUPLICATE.SDR 2013F00030Engine · shutdownENGINE SHUTDOWN ON TAXI & TURN ON RUNWAY. ACFT WAS INSPECTED, GROUND RAN ON EA EVENT. COULD NOT DUPLICATE.SDR 2012FA0000592Cylinder Head · crackedCYLINDER HEAD CRACKED AT SPARK PLUG.SDR 2013FA0000119Engine · unknownENGINE STALLED WHEN EXITING RUNWAY. INSPECTED, GROUND RAN, COULD NOT DUPLICATE. PERFORMED OPS CHECK FLIGHT, SATISFACTORY RESULTS.SDR 2013F00029Engine · unknownENGINE STALLED ON LANDING. INSPECTED, GROUND RAN ON EACH EVENT. COULD NOT DUPLICATE.SDR 2013F00028Carburetor · leakingCARBURETOR LEAKING, REMOVED AND INSTALLED NEW CARBURETOR.SDR 2012FA0000574Carburetor · damagedENGINE REPORTED ROUGH RUNNING/LOW IDLE. INSPECTION REVEALED CARBURETOR HAD BLUE DYE BETWEEN CARB BOWL AND BODY. IAW SB 366B, REMOVED CARBURETOR FOR O/H.SDR 2013F00027Gasket · leakingCARBURETOR LEAKING AROUND GASKET. REMOVED CARBURETOR IAW SB 366B. INSTALLED O/H CARBURETOR.SDR 2012FA0000445Blade · brokenPROPELLER SEPARATION IN FLIGHT, AFTER TAKEOFF THE PROPELLER LOST APROX 66 PERCENT OF NR 1 BLADE, FORCING THE PILOT TO DO AN EMERGENCY LANDING.SDR CA120613006Nozzle · missing(CAN) NOZZLE MISSING. INDUCTION SYSTEM AND CYLINDERS INSPECTED, PART NOT FOUND, NO OTHER DAMAGE FOUND.SDR 2012FA0000575Carburetor · leakingAIRCRAFT HAD MULTIPLE STALLING ISSUES. INSPECTION REVEALED BLUE STAINS BETWEEN CARBURETOR BODY AND CARB BOWL. REMOVED CARBURETOR FOR O/H IAW SB 366B.SDR 2012FA0000297Carburetor · leakingCARBURETOR WAS REMOVED FROM SERVICE. ENGINE DIESELED AFTER SHUTDOWN, AND LEAKING FUEL AT THE SEAM BETWEEN THE TOP HALF OF THE CARBURETOR AND THE LOWER BOWL SECTIONS. ALL THE SCREWS AND SAFETIES WERE IN PLACE. THERE WAS A DEFINITE GAP BETWEEN THE 2 MATING SU
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