Lycoming O-235-L2C
Service difficulty reports · 521
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 = 'O235L2C' 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 = 'O235L2C' 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 CA111012007Piston · burned(CAN) ACFT DEPARTED ON A REGULAR TRAINING FLIGHT AFTER A NORMAL PRE-FLIGHT CHECK. SOON AFTER CLIMBOUT, THE CREW NOTICED ENGINE VIBRATION AND IT WAS NOT DEVELOPING FULL POWER. THE PILOT DECIDED TO RETURN TO THE AIRPORT AND LANDED WITHOUT INCIDENT. A POST-FLIGHSDR CA111006002Plug · worn(CAN) UPON 100 HR INSPECTION, FOUND METAL CONTAMINATION IN OIL FILTER AND INLET SCREEN. NON-FERROUS (ALUMINUM) SHINY SHAVINGS. DISCUSSION WITH LOCAL ENGINE O/H FACILITY LEADED TO INVESTIGATION OF CYLINDER REMOVAL AND CONFIRMATION THAT PISTON PIN PLUGS ON CYLISDR CA110811009Plunger · brokenDURING ROUTINE CPC INSP OF CUSTOMERS COMMERCIALLY REGISTERED ACFT, PROCEDED TO CARRY OUT AD 2011-10-09 (SEAT SLIPPAGE CAUSED BY LOCKING PIN NOT ENGAGING). NOTICED THE SPRING FOR THE PLUNGER BROKEN. SPRING WAS SUBSEQUENTLY REPLACED AND NO FURTHER ACTION TAKENSDR CA110811006Control Cable · separated(CAN) THE ACFT WAS ON APPROACH AFTER A ROUTINE PIPELINE PATROL WHEN THE PILOT PULLED THE CARBURETOR HEAT CONTROL TOWARDS THE "ON" POSITION. THE PILOT REALIZED THAT THE CONTROL FELT LOOSE AS HE CONTINUED TO PULL IT OUT OF THE PANEL. THE INNER CONTROL CABLE HADSDR CA110804001Distributor Gear · looseAT ROUTINE 500 HR MAGNETO INSP, THE DISTRIBUTOR FINGER OF THE DISTRIBUTOR GEAR WAS FOUND TO BE LOOSE - DISTRIBUTOR GEAR REPLACED.SDR CA110630003Cylinder · scoredOIL FILTER INSPECTION SHOWED CONTAMINATION. PISTON PIN FWD PLUG WEARING/SCORING BOTTOM OF 2 FRONT CYLINDERS. TIME IS FROM REPLACEMENT DUE SAME ISSUE.SDR 2011FA0000418Nut · looseROCKER ADJUSTMENT JAM NUT LOOSENED; ALLOWED ADJUSTER TO BACK OUT; CAUSED EXCESSIVE VALVE CLEARANCE; PARTIAL LOSS OF POWER AND FORCED OFF-FIELD LANDING.SDR CA110621010Camshaft · wornINTAKE LOBE NR 1 IS ALMOST COMPLETELY WORN DOWN.SDR CA110407005Bolt · sheared(CAN) VERTICAL FIN AFT ATTACH BOLT, 1 OF 4, WAS FOUND SHEARED DURING 100 HOUR INSPECTION. VERTICAL FIN ATTACH BRACKET INSPECTION COMPLETED & VERTICAL FIN ATTACH BOLTS REPLACED WITH NEW.SDR 2011FA0000175Crankshaft · corrodedENGINE WAS O/H 03/12/05, AT THAT TIME SB530B WAS C/W. ENGINE IS NOW HERE FOR O/H AND UPON INSP OF CRANKSHAFT BORE (AFTER CLEANING AND REMOVAL OF OLD PID COATING) SHOWS SUBSTANTUAL PITTING IN BORE. CRANKSHAFT REJECTED, RED TAGED. I HAVE SEEN THIS PROBLEM MANY SDR CA110315006Carburetor · malfunctioned(CAN) IMH 13082.3 TTSN AIRCRAFT SNAGGED POWER LOSS DURING FINAL APPROACH. AIRCRAFT INSPECTED FOR WATER CONTAMINATION IN ALL FUEL SYSTEM DRAIN LOCATIONS. SMALL AMOUNT (NORMAL) FOUND AND FLUSHED OUT. ENGINE INSPECTED FOR DEFECTS, NO FOUND. ALL SPARK PLUGS RSDR CA110307007Breather Tube · clogged(CAN) THE PILOT NOTICED SMOKE IN THE CABIN DURING FLIGHT AND DECLARED AND EMERGENCY LANDING. UPON INSPECTION IT WAS NOTED THAT THE ENGINE BREATHER TUBE HAD BEEN PLUGGED SOLID WITH ICE WHICH PRESSURIZED THE ENGINE CRANKCASE CAUSING THE FRONT CRANKSHAFT OIL SEASDR CA110223003Distributor Gear · loose(CAN) WHILE PERFORMING A ROUTINE 500 HR INTERNAL MAGNETO INSPECTION THE DISTRIBUTOR FINGER WAS FOUND TO BE LOOSE IN THE DISTRIBUTOR GEAR, PN M3008. THIS IS A PROBLEM THAT WAS COMMON TO THE EARLIER SERIES MAGNETOS OF 20 YEARS AGO. A DISTRIBUTOR GEAR FINGER THASDR 2011FA0000135Spark Plug · fracturedA LOSS OF ENGINE POWER DURING FLIGHT. EXAMINATION OF ENGINE FOUND THAT THERE WAS A CATASTROPHIC FRACTURE AT THE FLANGE OF THE SPARK PLUG LEAVING THE COPPER GASKET WASHER STILL HELD IN PLACE ALONG WITH THE THREAD FROM THE SPARK PLUG BUT THE PLUG WAS COMPLETELYSDR CA110211003Breather Tube · icedSHORTLY AFTER TAKEOFF, PILOT NOTICED SMOKE COMING IN THE COCKPIT AND REQUESTED AN IMMEDIATE LANDING. AFTER LANDING, MX CAME AND SAW THAT THE FRONT OF THE ENGINE WAS COVERED IN OIL AND DETERMINED THAT CRANKSHAFT SEAL HAD DISLODGED ALLOWING OIL TO LEAK OUT AND SDR CA110208021Fuel Line · corroded(CAN) FUEL LINE CORRODED THROUGH ENTIRE WALL THICKNESS. FUEL LINE IS DIRECTLY OFF THE RT FUEL TANK AND RUNS DOWN THE AFT DOOR POST AND ALONG THE DOOR FRAME. LEAK WAS FOUND ALONG THE DOOR FRAME PART OF THE FUEL LINE. ALSO NEED TO MENTION THAT THE FUEL LINE CSDR CA110209020Line · puncturedAFTER REPLACING A NAVIGATION LIGHT BULB, MX WENT INTO THE COCKPIT TO TURN ON THE SWITCH TO TEST IT AND SMELLED A FAIRLY STRONG FUEL SMELL. AFTER FURTHER EXAMINATION, THE RT FUEL LINE FROM THE RT AFT TANK OUTLET TO THE "T" UNDER THE FLOOR HAD A PINHOLE IN THESDR CA110125026Rib · cracked(CAN) DURING ANNUAL INSPECTION, THE AME IDENTIFIED A CRACK IN THE RIB AT THE 90 DEGREE BEND. WHERE THE RIB ATTACHES TO THE SPAR OF THE HORIZONTAL STABILIZER. NEW RIB INSTALLED . THE END (TC# 20110125026)SDR CA110104006Switch · failedSWITCH FAILED IN ON POSITION SWITCH INSTALLED IN OCT 2009 IAW SEB09-6 TTIS 462.1 HRS/14 MONTHS.SDR CA110106006Armature · burnedTHE BATTERY WAS THE INITIAL SNAG FROM THE PILOT. THE PLANES ELECTRONICS WEREN`T COMING ON. FUMES WERE COMING FROM THE OIL DOOR ON THE COWLING WHICH WAS THE BATTERY BEING BOILED OVER. FOUND BATTERY HAD PUKED ITS GUTS OUT. TLOOKED FOR CAUSE AND FOUND WHEN SDR CA101025006Carburetor · malfunctionedCOMING BACK FROM AN INSTRUCTION FLIGHT, THE ENGINE DID NOT SHUT DOWN WHEN THE PILOT PULLED THE MIXTURE CONTROL. AFTER A QUICK INSPECTION THE AME DECIDED TO REPLACE THE CARBURETOR WITH THE SAME MODEL.SDR 2011FA0000166Valve Spring · brokenWHILE ADJUSTING VALVE TAPPET CLEARANCE IAW MFG S.I. 1068A, FOUND INNER VALVE SPRING BROKEN ON CYLINDER NR 3 EXHAUST VALVE. NO OPERATIONAL PROBLEMS NOTED. COMPLIED WITH SB388C EXHAUST VALVE WOBBLE CHECK AND REPLACED BOTH BROKEN INNER AND UNBROKEN OUTER VALVE SDR 2010FA0001094Cylinder Head · cracked(LW5R) 4 CYLINDER ASSEMBLIES WERE INSTALLED AT ENGINE TT OF 5324.4 HRS. CYLINDER NR 2 FAILED COMPRESSION TESTING AT ENGINE TT OF 5757.1 AND A CRACK IN THE CYLINDER HEAD NEAR THE EXHAUST VALVE WAS DISCOVERED. THE CYLINDER HAD 432.7 TIS ON THIS ENGINE. 4 PISTSDR CA100923007Engine · making metal(CAN) LARGE AMOUNT OF METAL DISCOVERED IN ENGINE OIL FILTER DURING INP. ENGINE IS BEING SENT OUT TO ENGINE AMO TO INSPECT FOR DEFECTS AND REPAIR. TSO: 551 HRS. ENGINE IS ON A TC APPROVED MX SCHEDULE AND APPROVED TO BE ON-CONDITION. DISCOVERED DURING "ON CONDISDR CA100831015Main Bearing · failedMAIN CRANKSHAFT BEARING FAILURE.SDR W59R30027Propeller · cracked(W59R) PROPELLER SUBMITTED FOR INSPECTION AND COMPLIANCE WITH AD 10-04-05. PROPELLER WAS CRACKED ALONG L/E BOLT HOLES BEYOND REPAIR LIMITS.SDR 2010FA0000662Crankshaft · brokenCRANKSHAFT BROKEN IN HALF IN FLIGHT , LARGE HOLE BROKEN IN CASE. NR 4 CYCLE THROWN AFT ABOUT 1 INCH. CYLINDER BASE STUDS STILL ON NR 4 CYL. O/H W/O 31830.SDR CA100625006Housing · crackedACFT WAS SNAGGED BY PILOT DURING WALK AROUND, DUE TO OIL LEAKING FROM THE BOTTOM OF THE ENGINE COWL. THE COWL WAS REMOVED BY MX AND THE SUSPECTED CAUSE OF THE OIL LEAK WAS TRACED TO THE OIL FILTER ADAPTER HSG. THE HSG WAS REMOVED AND INSPECTED AND NO DEFECTSSDR CA100601004Mount · brokenENGINE MOUNT FOUND BROKEN DURING 200 HRS INSPECTION.SDR 2010FA0000501Propeller · overspeedTHIS PROP WAS PURCHASED NEW AND INSTALLED, IT HAS BEEN OVERSPEEDING BY 25-50 RPM. SENT IT TO BE REPITCHED AND THAT CORRECTED THE ISSUE. RECORDS INDICATE THAT IT SHOULD BE AN APPROPRIATE PROP FOR THIS ENGINE/ AIRCRAFT.SDR CA100204006Case · cracked(CAN) CRACKED LT ENGINE CASE IN BETWEEN MOST FRONT THROUGH BOLTS CAUSING MINIMAL OIL LEAK AT NORMAL OPERATING TEMPERATURE. SMOKE SMELL NOTED IN COCKPIT, ENGINE REPLACED. (TC 20100204006)SDR 2010FA0000006Shaft · wornPARTIAL POWER LOSS AT 200 FT AGL. ACFT SUCCESSFULLY LANDED OFF AIRPORT WITHOUT DAMAGE. INSP OF CARBURETOR FOUND FUEL STAINS AROUND THROTTLE SHAFT ON BOTH SIDES- ACCELERATOR PUMP END AND THROTTLE ARM END. UNIT DISASSEMBLED. FOUND SHAFT WEAR EXCESSIVE AND COSDR CA091209005Bracket · cracked(CAN) BRACKET CRACKED IN OTBD RADIUS.SDR CA091028005Crankcase · cracked(CAN) FWD OF THE NUMBER 2 CYLINDER THE CASE HAS A SIGNIFICANT CRACK CAUSING OIL TO LEAK FROM THE CASE. THE ENGINE DOES HAVE A CONVERSION KIT INSTALLED WITH HIGH COMPRESSION CYLINDERS. STC SE792NW 125 HP. (TC 20091028005)SDR CA091026001Spar · cracked(CAN) FOUND ON INSPECTION THAT THE FRONT SPAR OH THE RIGHT WING WAS CRACKED ON BOTH SIDES OF THE FIRST FLANGED LIGHTENING HOLE AT STATION 44.12, JUST OUTBOARD OF THE FUEL TANK ON THE RIGHT HAND WING. CRACK ON BOTH SIDES OF THE LIGHTENING HOLE IS 1/4" IN LENGTHSDR CA091019004Contactor · damaged(CAN) THE MASTER CONTACTOR BECAME "OPEN" AND LT ACFT WITH NO ELECTRICAL PWR. ACFT LANDED WITHOUT INCIDENT. MX REPLACED CONTACTOR AND RETURNED THE ACFT TO SERVICE.SDR CA091009001Fork · damaged(CAN) AFTER ACCIDENT, ARRIVED AT HANGER ON SEPT 14TH, TO RETRIEVE ACFT AND VISUALLY INSPECT DAMAGE. ACFT NOSE GEAR WAS FOUND GROUND DOWN, WHEEL WAS NOT ATTACHED TO ACFT AND FOUND INTERNALS BROKEN AND TIRE/TUBE PUNCTURED, AXLE BOLT WAS BENT AND GROUND DOWN, ENSDR 2009FA0000904Float · looseUPON CK FOR REPORTED ENGINE POWER LOSS THE CARBURETOR FLOAT WAS FOUND WITH ONE FLOAT UNSOLDERED. COMPARED TO THE OTHER FLOAT, THE REINFORCEMENT TAB WAS FOUND NOT TO HAVE BEEN SOLDERED WHEN MFG. (K)SDR 2009FA0000677Valve · burnedDURING TAKE OFF AND CLIMB OUT AT ABOUT 200 FEET OFF RUNWAY PILOT EXPERIENCED ENG STALL, PILOT MADE EMERGENCY LANDING WITH ENG RESTARTING AND STALLING SEVERAL TIMES, ENG WAS INSPECTED WITH BORESCOPE AND COMPRESSION GAUGE. NR 1 CYL HAD NO COMPRESSION AND HAD SCSDR CA090716002Camshaft · worn(CAN) CAM AND FOLLOWERS FOR NR 1 AND NR 2 CYLINDERS WORN POSSIBLY DUE TO MOISTURE COLLECTING IN ENGINE CAUSING RUST ON AFFECTED PARTS.SDR CA090717006Hub · unserviceable(CAN) DURING INSP, IAW AD 2003-12-05, CORROSION WAS FOUND IN THE HUB BORE. UPON DIMENSIONAL INSP OF BORE AND CONSULTATION WITH THE MFG IT WAS DETERMINED THAT THE BORE WAS OVERSIZE BY 0.230 INCH.SDR CA090707006Coil · failed(CAN) ENG WAS RECEIVED FOR PROP STRIKE INSP. MAGS WERE REMOVED AND 500 HR INSP PERFORMED. THIS MAG WAS OPENED AND GREASE WAS FOUND ON NYLON ROTOR AND DISTRIBUTOR GEAR TEETH. MFG MANUAL STATES NO LUBRICANT SHOULD BE USED ON THESE GEARS DUE TO NYLONS "SELF LUBSDR CA090608003Carburetor · failed(CAN) CARB HEAT WAS APPLIED AT 2500` ASL. ENG WOULD NOT PRODUCE MORE THAN 1700 RPM. ATTEMPTED VARIOUS ENG SETTINGS WITH NO IMPROVEMENT. PRECAUTIONARY LANDING IN A FIELD WAS CARRIED OUT. NOTE: AT THIS TIME NO CONCLUSION HAS BEEN REACHED AS TO CAUSE OF THE PSDR CA090708009Alternator · failed(CAN) ACFT HAD AN INTERMITTENT CHARGING PROBLEM THAT RESULTED IN FAILURE OF ALTERNATOR CONTROL UNIT. ALTERNATOR WAS REPLACED ALONG WITH ALTERNATOR CONTROL UNIT AND FUNCTIONED PROPERLY ON GROUND. ACFT CONTINUED TO HAVE SPORATIC CHARGING PROBLEMS EVEN AFTER ALTSDR CA090415007Bracket · cracked(CAN) BRACKET CRACKED ALONG MFG WELD.SDR CA090417004Engine · failed(CAN) FORCED LANDING AFTER ENGINE FAILURES. MAJOR DAMAGE TO AIRCRAFT RIGHT WING, PROPELLER, RIGHT SIDE FUSELAGE, NOSE LANDING GEAR. LIMITED DAMAGE LEFT WING. ACFT REMAINED UPRIGHT, STRUCK TREES. WHEN REMOVING BATTERY TO SECURE ACFT IT WAS OBSERVED THAT THESDR CA090414003Crankcase · cracked(CAN) CATASTROPHIC ENGINE FAILURE, WHEN CRANKCASE CRACKED, CAUSED ENGINE TO SEIZE IN FLIGHT.SDR CA090415006Bracket · cracked(CAN) CRACK ALONG THE MFG WELD AND THROUGHOUT NUT PLATE HOLES.SDR CA090326012Drive Gear · worn(CAN) DURING PRE-TAKEOFF GROUND RUN MAGNETO FUNCTION CHECK, PILOT NOTICED LT MAGNETO NOT WORKING. MX REPLACED MAGNETO AND RETURNED ACFT TO SERVICE. MAGNETO OPENED UP AND PLASTIC DUST PARTICLES WERE FOUND THROUGHOUT AND ON POINTS. DRIVE GEAR HAD MIGRATED UP ANDSDR 2009FA0000252Dowel Pin · shearedDOWEL SHEARED IN FLIGHT, THE ACFT WAS A TOTAL LOSS, NO INJURIES TO CREW, BUT WAS CLASSIFIED AS AN INCIDENT. NO PROP STRIKES EVER RECORDED, INCLUDING THE NEW DEFINITION. THE INSURANCE COMPANY REQUESTED THE DOWEL FOR METALLURGY TESTS. GIVEN THE TIMES BETWEEN
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