Lycoming IO-360-L2A
Service difficulty reports · 994
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 = 'IO360L2A' 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 = 'IO360L2A' 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 2023FA0000134Efis · intermittentON THE GROUND STARTED THE AIRCRAFT AND ALL THE ENGINE INDICATING INSTRUMENTS SHOWED RED X'S ON THE G1000. SHUT DOWN AIRCRAFT AND REPORTED PROBLEM TO MAINTINCE STAFF AND DOWNED THE AIRCRAFT FOR FURTHER FLIGHT OPERATIONS. MAINTINCE LOOKED AT THE ISSUE AND RECLEASDR 2023FA0000135Efis · intermittentDURING FLIGHT, ENGINE INDICATORS ON THE MFD HAD DROPPED TO ZERO AND RED X'D. CYCLED CIRCUIT BREAKERS, AND RESTARTED OUR AVIONICS BUSSES, BUT ISSUE PERSISTED. CAME BACK TO KBKX FOR A PRECAUTIONARY LANDING AND UPON TOUCHDOWN THE GUAGES CAME BACK. RAN THROUGH SOMSDR 2023FA0000125Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.SDR 2023FA0000126Impulse Coupling · looseMAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.SDR 2023FA0000069Impulse Coupling · looseFOUND MAGNETO MODEL 4371 IMPULSE COUPLING P/N M3163 TO HAVE LOOSE RIVETS. REPLACED WITH NEW.SDR 2023FA0000055Impulse Coupling · defectiveENGINE RIGHT MAGNETO MODEL 4371 S.N. 19100323, FOUND IMPULSE COUPLING RIVETS LOOSE. REPLACED IMPULSE COUPLINGSDR 2023FA0000035Magneto · damagedRH MAGNETO IMPULSE COUPLING BROKE DAMAGING THE MAG DRIVE GEAR, CAM SHAFT GEAR, AND VARIOUS OTHER GEARS LOCATED IN THE ACCESSORY CASE. ISSUE SHOWED UP DURING GROUND RUN. PILOT REPORTED THAT THE ENGINE WOULD SHUT DOWN DURING THE MAG CHECK WHEN SELECTING THE RH MSDR 2022FA0000746Impulse Coupling · looseDURING 500HR MAGNETO INSPECTION FOUND MAG 4371, S.N. 21101064 IMPULSE COUPLING RIVETS LOOSE. REPLACED IMPULSE COUPLING WITH NEW.SDR 2022FA0000745Impulse Coupling · looseDURING 500HR MAGNETO INSPECTION FOUND MAG 4371, S.N. 22010172 IMPULSE COUPLING RIVETS LOOSE. REPLACED IMPULSE COUPLING WITH NEW.SDR 2023FA0000225Cylinder Head · unknownDURING CLIMB ENGINE HAD INTERMITTENT HESITATION EVENTS. HIGH POWER SETTING. TECHS COMPLETED EXHAUST VALVE REAM IAW LYCOMING SI 1425A. THIS CORRECTED THE ENGINE HESITATION ISSUE.SDR 2022FA0000688Impulse Coupling · defectiveLEFT MAGNETO P/N 4371 HAD AN IMPULSE COUPLING P/N M3163 PAW RIVET CRACKED. REPLACED IMPULSE COUPLING WITH NEW.SDR 2022FA0000689Impulse Coupling · defectiveLEFT MAGNETO P/N 4371 HAD AN IMPULSE COUPLING P/N M3163 PAW RIVET CRACKED. REPLACED IMPULSE COUPLING WITH NEW.SDR 2022FA0000685Impulse Coupling · brokenLEFT MAGNETO P/N 4371 HAD AN IMPULSE COUPLING P/N M3163 PAW RIVET SHEAR, ENGINE CONTAMINATED WITH METAL AND REMOVED FROM SERVICE. THE MAGNETO IMPULSE COUPLING HAD APPROXIMATELY 370HRS IN SERVICE.SDR 2022FA0000686Impulse Coupling · defectiveLEFT MAGNETO P/N 4371 HAD AN IMPULSE COUPLING P/N M3163 PAW RIVET LOOSE. REPLACED IMPULSE COUPLING WITH NEW.SDR 2022FA0000687Impulse Coupling · defectiveLEFT MAGNETO P/N 4371 HAD AN IMPULSE COUPLING P/N M3163 PAW RIVET LOOSE. REPLACED IMPULSE COUPLING WITH NEW.SDR 2023FA0000226Cylinder Head · unknownINTERMITTENT HESITATION DURING CLIMB. HIGH POWER SETTING. ENGINE CYLINDERS #2 AND #4 WERE REMOVED AND SENT TO THE OVERHAUL SHOP POPLAR GROVE FOR REPAIRS. BOTH EXHAUST VALVES WERE STICKING. CYLINDER SHOP REAMED VALVES. THIS CORRECTED THE ENGINE HESITATION ISSUESDR 2022FA0000545Cylinder · crackedSQUAWK: POWER LOSS NOTED SHORTLY AFTER TAKEOFF. AFTER FLIGHT FOUND OIL LEAK ON LEFT SIDE OF ENGINE. CYLINDER COMPRESSION CHECK IDENTIFIED LARGE CRACK IN BETWEEN COOLING FINS. CYLINDER #4.SDR 2022FA0000439Pushrod · making metalFOUND THIS PROBLEM ON MULTIPLE ENGINES INCLUDING NEW AND LOW TIME ENGINES FROM LYCOMING. THE JUNCTION BETWEEN ROCKET ARM AND PUSHROD DOESN'T GET ADEQUATE OIL AND RUBS. THIS CAUSES SERVER WHERE AND METAL CONTAMINATION. I HAVE FOUND THIS ISSUE A LOT AND NEEDS TOSDR 2022FA0000431Bulkhead · crackedTHE REAR BULKHEAD ON THE PROPEELER SPINNER CRACKS IN THE SAME PLACE EVERY TIME. ITS THE OPENING AREA ON THE BULKHEAD THAT GOES AROUND THE PROPELLER WHERE THE NUT PLATE HOLDS THE SPINNER ON. NORMAL WEAR AND TEAR - SHOULDN'T BE. WE'VE HAD 3 NOW - ONE @ 768.7 HRSSDR 8HBR20220328043Eiu · faultyPILOT REPORTED ROUGH LH MAG DURING RUN UP. IT WAS FOUND THAT THE ELECTRONIC IGNITION UNIT WAS THE CAUSE OF THE ROUGHNESS.SDR 8HBR20220328042Eiu · faultyPILOT REPORTED ENGINE ROUGHNESS DURING CLIMB, GROUND RUNS REVELED THE ELECTRONIC IGNITION SYSTEM WAS THE CAUSE OF THE ENGINE ROUGHNESS.SDR 2021FA0000264Impulse Coupling · looseWHILE PERFORMING A 500 HOUR INSPECTION ON A SLICK 4371 MAGNETO S/N 18010243 I DISCOVERED A LOOSE IMPULSE COUPLING FLYWEIGHT POST.SDR 2021FA0000212Cylinder Head · crackedHAVE HAD TWO CYLINDER CRACK IN THE SAME PLACE WITH IN A TWO MONTH PERIOD. REQUESTING THAT AL FOUR CYLINDERS ARE REPLACED. ALSO HAD ONE CRACK ON A SECOND AIRCRAFT BOTH ENGINES WERE REBUILT AT THE SAME TIME JAN 2020 TWO DIFFERENT PLACES THIS ENGINE HAD NEW LYCSDR 2021FA0000246Firewall · crackedFIREWALL CRACKED AT MID-LOWER LEFT HAND COWL MOUNT POSITION ROUGHLY 7 O'CLOCK POSITION FROM PILOTS POINT OF VIEW.SDR 2021FA0000152Impulse Coupling · migratedWHILE PERFORMING AN I.R.A.N. INSPECTION ON THE SLICK MAGNETOS (4371) I DISCOVERED THAT BOTH MAGNETO'S IMPULSE COUPLING STOP PINS WERE MIGRATING OUT OF THE HOUSINGS. THESE MAGNETOS ARE OUTSIDE OF SLICK SB1-19 SERIAL NUMBER RANGE. THE SERIAL NUMBERS OF THE MAGS SDR IKBR2021042800026Transducer · abnormalTHE VACUUM TRANSDUCER WAS INCORRECTLY INDICATING LOW VACUUM AND DIDN'T ENTER THE DESIRED OPERATING RANGE UNTIL 2000RPM (THE AMM CALLS FOR THE VACUUM TO REACH DESIRED RANGE AT 1200 RPM). REMOVED AND REPLACED THE VACUUM TRANSDUCER WITH NEW P/N P-165-5786 (8130-SDR JU8S20210420255Impulse Coupling · looseTHIS ISSUE RELATES SPECIFICALLY TO THE CHAMPION MAGNETO IMPULSE COUPLING PART NUMBER M3163 INSTALLED IN THE CHAMPION PART NUMBER 4371 MAGNETOS. ON 10-14-2019, REVISED 02-14-2020 CHAMPION ISSUED SB2-19A WHICH DEALS WITH IMPULSE COUPLING RIVETS LOOSENING IN SERSDR 2021FA0000038Flow Divider · failedNO FUEL FLOW THROUGH FLOW DIVIDER WHEN STARTING ENGINE BELOW 30 DEGREES FAHRENHEIT.SDR IKBR2021010500017Stud · brokenAIRCRAFT REPORTED EXCESSIVE MAG DROP ON RUN UP INSTALLED NEW MAG AND FOUND ONE MAGNETOS MOUNTING STUD BROKEN P/N SL31C-19 INSTALLED NEW STUD.SDR N3XR20201209002Valve · stuckDURING FLIGHT, THE CREW EXPERIENCED A POWER LOSS AND SIGNIFICANT ENGINE VIBRATION. THEY EXECUTED A LANDING AT THE NEAREST AIRPORT. INSPECTION REVEALED THE NR 2 CYLINDER EXHAUST VALVE WAS STICKING. NO OTHER DAMAGE WAS FOUND.SDR N3XR202012090001Valve · stuckDURING FLIGHT, THE CREW EXPERIENCED A SIGNIFICANT VIBRATION. THEY LANDED AT THE NEAREST AIRPORT. EXAMINATION REVEALED THAT THE NR 4 CYLINDER HAD A STUCK VALVE, RESULTING IN A BENT PUSHROD. THE CYLINDER AND PUSHRODS WERE REPLACED WITH A REPAIRED/NEW UNITS.SDR 2020FA0000497Impulse Coupling · looseFOUND LOOSE RIVET WITHIN MAGNETO IMPULSE COUPLING (P/N: M3163) DURING 500 HOUR MAGNETO INSPECTION.SDR 2020FA0000479Seal · leakingIN RESPONSE TO A REPORT OF OIL ON THE FRONT OF THE ENGINE, THE MAINTENANCE STAFF DISCOVERED THE NOSE SEAL LOOSE AND ROTATING IN THE CASE WHEN THE PROP AND CRANKSHAFT WAS ROTATED. SUBSEQUENTLY, THE SUSPECT NOSE SEAL WAS REMOVED AND REPLACED WITH A NEW SEAL, IASDR 2020FA0000480Seal · leakingIN RESPONSE TO A REPORT OF OIL ON THE FRONT OF THE ENGINE, THE MAINTENANCE STAFF DISCOVERED THE NOSE SEAL LOOSE AND ROTATING IN THE CASE WHEN THE PROP AND CRANKSHAFT WAS ROTATED. SUBSEQUENTLY, THE SUSPECT NOSE SEAL WAS REMOVED AND REPLACED WITH A NEW SEAL, IASDR IKBR2020092400009Magneto · looseWHILE PERFORMING A 500HR INSPECTION ON THE 4371 MAGS S/N 17120865 S/N 17120867, WE FOUND BOTH IMPULSE COUPLINGS P/N M3163 HAVE LOOSE PAWL RIVETS, INSTALLED NEW MAGS. MAGNETOS HAD 1029.8 HRS.SDR 2020FA0000373Muffler · cracked99.7 HOURS SINCE NEW MUFFLER WAS INSTALLED, NEW MUFFLER HAS 2 INCH CRACK BETWEEN THE NUMBER 2 AND 4 RISER INLETSSDR IKBR2020072200004Plug · leakingWHILE PERFORMING OTHER WORK DISCOVERED CRANKSHAFT PLUG P/N STD-1211 LEAKING. INSTALLED NEW PLUG IAW LYCOMING INSTRUCTIONS.SDR IKBR2020072200005Bulkhead · crackedWHILE PERFORMING A PREFLIGHT INSPECTION THE PILOT FOUND THE AFT SPINNER BULKHEAD CRACKED AT THE EDGE WHERE THE PROP EXITS THE SPINNER. REMOVED PROP AND INSTALLED NEW SPINNER BULKHEAD P/N 0550321-12.SDR IKBR2020072100002Seal · leakingPILOT REPORTED OIL ON COWLING. ON INVESTIGATION, FOUND THE PROP SHAFT SEAL LEAKING. INSTALLED A NEW SEAL IAW MANUFACTURE INSTRUCTION 1324.SDR 2020FA0000330Plug · dislodgedDURING GROUND RUNUP OIL WAS NOTED ON THE WINDSCREEN APROX 5-6 MINS AFTER ENGINE START, AT IDLE RPM (WARMUP). SHUTDOWN ENGINE AND NOTED THE PROP/COWL/NOSE BOWL/WINDSCREEN/NOSE GEAR COATED IN OIL. REMOVED SPINNER AND FOUND IT FULL OF OIL. NOTED THAT THE CRANKSHSDR IKBR2020071600001Shaft Seal · damagedOIL WAS DISCOVERED ON TOP OF COWLING AND UPON INSPECTION WE FOUND THE PROP SHAFT SEAL P/N LW-13792 WAS LEAKING. INSTALLED NEW SEAL IAW SERVICE INSTRUCTION 1324C.SDR 2020FA0000211Tube · damagedFLAT TIRE AFTER LANDING. VISUAL INSPECTION SHOWED SMALL HOLE IN TUBE, BUT NO SIGN OF TIRE PUNTURE. BELIEVED TO BE TUBE FAILURE.SDR 2020FA0000176Cylinder · crackedDURING CLIMB OUT, PILOT REPORTED ENGINE POWER LOSS FOLLOW BY A BURNING SMELL. VISUALLY INSPECTED ENGINE AND NOTICED #4 CYLINDER CRACK AT THE CYLINDER WALL. REMOVED CYLINDER AND FURTHER INSPECTED NOTICED THE CRACK TO START FROM THE CYLINDER WALL WHERE IT MEETS SDR 2020FA0000158Impulse Coupling · failedCOMPLYING WITH SLICK 500 HR INSPECTION ON LEFT MAGNETO P/N 4371, S/N 19020681 AND RIGHT MAGNETO P/N 4371, S/N 19020682 ALL IMPULSE COUPLING RIVETS FAILED INSPECTION (LOOSE RIVETS). IT WAS THE FIRST 500 HR INSPECTION AND SERIAL NUMBERS OUTSIDE OF SB2-19.SDR IKBR20200210909Impulse Coupling · brokenLEFT MAG DROPPED TO ZERO ON RUN UP THE AIRCRAFT WAS SENT TO AIRCRAFT MAINTENANCE WE PULLED THE LEFT MAGNETO P/N 4371 S/N 10081489 AND FOUND ONE SIDE OF THE IMPULSE COUPLING PAWL WAS SHEARED OFF AND HAD JAMMED UNDER SIDE, THE INSIDE OF THE MAGNETO WAS DESTROYEDSDR 2020FA0000033Fuel Control · failedFUEL SERVO FAILURE RESULTED IN ENGINE LOSS OF POWER ON FINAL APPROACH TO LAND. AIRCRAFT WAS UNABLE TO GLIDE TO RUNWAY, LANDED IN GRASS AT APPROACH END OF RUNWAY. ENGINE WAS UNABLE TO BE RESTARTED ON GROUND AFTERWARDS. INCIDENT HAPPENED KPMP.SDR 2019FA0000426Cylinder · departed#3 CYLINDER DEPARTED THE ENGINE AT CRUISE.SDR 2019FA0000406Intake Valve · leakingDURING CRUISE/CLIMB PERIOD OF FLIGHT, FLIGHT CREW FELT A LOSS OF RPM AND ENGINE ROUGHNESS/VIBRATION. FLIGHT CREW TERMINATED FLIGHT AND LANDED AIRCRAFT. MAINTENANCE PERSONEL TROUBLESHOT AND INSPECTED IGNITION/SPARK PLUGS, FUEL SYSTEM FOR DEFECTS. NO DEFECTS NSDR 2019FA0000400Exhaust Valve · abnormalPILOT REPORTED VIBRATION AND ENGINE SPUTTER AND LOSS OF RPM DURING CLIMB FROM TAKEOFF. MAINTENANCE PERSONEL INSPECTED IGNITION SYSTEM, FUEL SYSTEM. NO DEFECTS NOTED. PERFORMED DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK AND NOTED CYLINDER #2 WAS ABNORMALLY LOW ASDR 2019FA0000401Exhaust Valve · burnedPILOT REPORTED VIBRATION AND ENGINE SPUTTER AND LOSS OF RPM DURING CLIMB FROM TAKEOFF. MAINTENANCE PERSONEL INSPECTED IGNITION SYSTEM, FUEL SYSTEM. NO DEFECTS NOTED. PERFORMED DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK AND NOTED CYLINDER #4 WAS ABNORMALLY LOW A
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