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.

SDR 20001214SH009Cylinder · corrodedDURING ROUTINE INSP OF NR 1 CYLINDER, FOUND BELOW 50/80. CYLINDER BORESCOPED AND ALL OTHER CYLINDERS ALSO SCOPED. FOUND CORROSION AND PITTING IN ALL 4 CYLS. UPON REMOVAL OF NR 1 CYLINDER, EVIDENCE OF PISTON PIN WEAR WAS FOUND ON BARREL AS WELL AS ON OTHER CNov 28, 2000 · N89056 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR CA001106003Fitting · cracked(CAN) CRACK FOUND IN BRACKET THAT ATTACHES VERTICAL FIN TO FUSELAGE, AT THE REAR ATTACH POINT.Oct 23, 2000 · Cessna 152 · Vertical Stabilizer, Attach FittingsSDR CA001102013G Switch · inaccurate(CAN) DURING A TRAINING FLIGHT, THE ELT WENT OFF IN STRAIGHT LEVEL FLIGHT. THE INSTRUCTOR RESET THE UNIT AT THE REMOTE SWITCH. IMMEDIATELY AFTER RELEASING THE BUTTON, THE UNIT KEPT SIGNALING. THE INSTRUCTOR LEFT HIS FINGER ON THE BUTTON AND THE FLIGHT WAS CUOct 12, 2000 · Piper PA38112 · Emergency Locator BeaconSDR AU000897Engine · power loss(AUS) ENGINE LOST POWER. GROUND RUN CARRIED OUT WITH NO FAULT FOUND. (X)Sep 22, 2000 · Cessna A152 · Engine (Reciprocating)SDR 20000914SH014Needle Seat · obstructedLOSS OF POWER AND SUBSEQUENT OFF-AIRPORT LANDING OCCURRED AFTER DARK. REMOVABLE ''''TANG'''' FROM A HELICOIL WAS FOUND IN THE FINGER SCREEN CAVITY STUCK IN THE HOLE OF THE SEAT (OF THE NEEDLE AND SEAT) STOPPING FUEL FLOW TO THE FLOAT BOWL. (X)Sep 14, 2000 · N2545N · Piper PA38112 · Fuel Control/Reciprocating EnginesSDR CA001012002Bracket · cracked(CAN) BRACKET CRACKED ALONG WELDED SEAM ALONG LT FRONT TOP OF BRACKET. CRACK RUNS AROUND THE BOLT HOLE OF VERTICAL FIN LT OUTBOARD ATTACH BOLT. (X)Sep 14, 2000 · Cessna 152 · Horizontal Stabilizer StructureSDR CA000901014Screw · missing(CAN) STARTER WOULD NOT ENGAGE WHEN ENGINE START ATTEMPTED. ON INSPECTION, IT WAS FOUND THE SCREWS WHICH HOLD THE PINION HOUSING ASSEMBLY (BENDIX) WERE MISSING ALLOWING THE STARTER TO SEPARATE AND NOT ENGAGE. (X)Aug 21, 2000 · Cessna 152 · Engine StarterSDR 20000908SH003Plug · making metalAN EXCESSIVE AMOUNT OF ALUMINUM WAS FOUND IN THE OIL SCREEN DURING A 50-HOUR INSPECTION. THE METAL WAS SENT TO LYCOMING FOR EVALUATION AND IT WAS DETERMINED TO BE FROM THE PISTON PIN PLUGS. ALL CYLINDERS WERE REMOVED AND ALL PLUGS SHOW EXCESSIVE WEAR TO VARYAug 17, 2000 · N67719 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR AU000540Bracket · cracked(AUS) FIN ATTACHMENT BRACKET CRACKED. (X)Jul 11, 2000 · Cessna 152 · Fuselage, Stabilizer Attach FittingsSDR 20000627SH008Bolt · failedCONNECTING ROD CAP BOLT FAILED RESULTING IN ROD FAILURE WHICH BROKE OUT A 6 INCH BY 4 INCH HOLE IN THE CASE. THIS WAS AN IN-FLIGHT FAILURE. THE AIRCRAFT MADE A SAFE ON AIRPORT LANDING. (X)Jun 20, 2000 · N33LJ · Cessna 152 · Reciprocating Engine Power SectionSDR CA000720009O-Ring · wrong part(CAN) DURING TROUBLESHOOTING FOR AN ENGINE OIL LEAK, IT WAS DETERMINED THAT OIL WAS SEEPING OUT THE CENTER THROUGH-BOLT STUDS; ENGINE AND CRANKCASE WAS DISASSEMBLED FOR ACCESS TO THE THROUGH-STUD O-RINGS. IT WAS THEN DISCOVERED THAT THE WRONG O-RINGS WERE INSJun 20, 2000 · Cessna 152 · Powerplant SystemSDR CA000713012Pushrod · bent(CAN) - BENT PUSHROD CAUSING POWER LOSS AND ROUGH RUNNING ENGINE. - REASON FOR BENDING UNKNOWN.Jun 19, 2000 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR CA000714030Carburetor · malfunctioned(CAN) CARBURETOR REPLACED - MALADJUSTED.Jun 16, 2000 · Cessna 152 · Fuel Control/Reciprocating EnginesSDR 20000628SH003Pushrod · crackedAIRCRAFT INSPECTED 33 HRS FOLLOWING ANNUAL (1 MONTH) PRIOR TO PUTTING ON LINE FOR FLIGHT TRAINING. LAST REF TO LYC SI 1068A VALVE TAPPET CLEARANCE CHK FROM LOGS WAS 552.3 HRS PRIOR (100 HR INSP). FOUND 3 TIGHT VALVES. NR 2 EXH WAS TIGHT, PUSHROD CRACKED .56Jun 15, 2000 · N86SA · Cessna 152 · Reciprocating Engine Cylinder SectionSDR CA000614047Propeller · corroded(CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION.Jun 8, 2000 · Piper PA38112 · Propeller Blade SectionSDR AU000364Frame · damaged(AUS) FUSELAGE FRAME REINFORCEMENT CHANNEL DISTORTED AND CRACKED ON FLANGES. FUSELAGE FRAME DISTORTED WITH A SMALL CRACK WHERE ARIVET HAD PULLED OUT AT THE LOWER OUTBOARD ATTACHMENT TO THEFUSELAGE SKIN. FOUND DURING INSPECTION IAW AD/PA38/25.May 15, 2000 · Piper PA38112 · Fuselage Main, FrameSDR CA000518016Bracket · cracked(CAN) DURING INSPECTION FOR AD 80-11-04, THE STEEL BRACKET THAT THE SUBJECT NUTPLATES ARE ATTACHED TO WAS FOUND TO BE CRACKED. THE CRACK COMPLETELY ENCIRCLED THE RIGHT UPPER NUTPLATE.May 11, 2000 · Cessna 152 · Horizontal Stabilizer StructureSDR CA000516021Pushrod · damaged(CAN) STEEL ENDS OF PUSH RODS DAMAGING ALUMINUM TUBES. LYCOMING SB 453 ADDRESSES ISSUE. LYCOMING HAS SINCE SWITCHED TO ALL STEEL PUSH RODS.May 8, 2000 · Cessna 152 · Reciprocating Engine Power SectionSDR AU000469Cylinder · corroded(AUS) ENGINE SEIZED. CYLINDERS AND PISTON RINGS RUSTED. SURFACE CORROSION EVIDENT ON CAM FOLLOWERS AND CONNECTING RODS. AIRCRAFT HAD RECENTLY UNDERGONE FUEL DECONTAMINATION. (X)May 2, 2000 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR AU000115Bolt · cracked(AUS) LEFT LANDING GEAR INBOARD ATTACHMENT BOLT FAILED. LEFT LANDING GEAR COLLAPSED.Apr 5, 2000 · Piper PA38112 · Main Landing Gear Attach SectionSDR 20000413SH060Float · stuckENGINE LOST POWER. POSSIBLE CAUSE WAS LACK OF FUEL CAUSED BY STICKING FLOAT. REMOVED CARBURETOR AND DISASSEMBLED. COULD FIND NO CAUSE FOR FLOAT TO STICK. SUBMITTER SUGGESTED TO PREVENT RECURRENCE, USE NEW STYLE FLOAT AT OVERHAUL. (X)Mar 29, 2000 · N757NJ · Cessna 152 · Fuel Control/Reciprocating EnginesSDR 20000516SH005Cylinder · making metalDURING 100-HR INSP, ALUMINIM SHAVING FOUND IN OIL FILTER. (THIS IS THE 4TH TIME THIS SHOP HAS HAD THIS PROBLEM IN LAST 18-24 MOS). ALUM IS FROM PISTON PIN PLUGS RUBBING AGAINST LOWER PART OF CYL WHICH, AFTER 4-500 HRS, DEVELOPS SEVERE PITTING THEN CREATES AMar 22, 2000 · N69186 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR 20000829SH008Cylinder · unserviceableDURING A 100-HOUR INSPECTION, ALUMINUM SHAVINGS WERE FOUND IN THE OIL FILTER. SUBMITTER STATED THIS 5TH TIME THIS SHOP HAS HAD THIS PROBLEM IN THE LAST 18-24 MONTHS). ALUMINUM IS FROM PISTON PIN PLUGS RUBBING AGAINST THE LOWER PART OF THE CYLINDER WHICH, AFTMar 22, 2000 · N69186 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR CA000306024Rudder Horn · bent(CAN) RUDDER STOPS BEING PASSED. EVIDENCE OF PAINT MISSING AND MARKS ON FUSELAGE BEYOND RUDDER STOP. WHEN RUDDER IS FULLY DEFLECTED, THE RUDDER STOP PLATES ON THE RUDDER HORN RIDE OVER THE STOP BOLT ON THE FUSELAGE. POSSIBLE CAUSE: BENT RUDDER HORN OR POORMar 6, 2000 · Cessna 152 · Rudder StructureSDR AU000262Crankcase · cracked(AUS) CRANKCASE CRACKED IN THE AREA BETWEEN NR 2 AND NR 4 CYLINDERS.Mar 3, 2000 · Cessna 152 · Reciprocating Engine Power SectionSDR CA000222006Horn · bent(CAN) DURING INSPECTION BY TRANSPORT CANADA INSPECTOR, THE RIGHT ARM OF THE RUDDER HORN WAS FOUND BENT, ALLOWING THE ATTACHED STOP PLATE TO RIDE UP AND OVER THE RUDDER STOP BOLT. THIS CAUSES THE RUDDER TO OVER TRAVEL WHEN FULL RUDDER DEFLECTION IS COMMANDED AFeb 15, 2000 · Cessna A152 · Rudder StructureSDR AU000101Fuel Tank · contaminated(AUS) AIRCRAFT FUEL SYSTEM CONTAMINATED WITH WATER. THE FUEL SYSTEM HAD BEEN FLUSHED WITH WATER IAW AD/GEN/80A1 FOLLOWED BY APPROVED PURGING OF THE WATER FROM THE SYSTEM. COMPLETE ENGINE FAILURE OCCURRED IN-FLIGHT. WHEN THE GASCOLATOR WAS DRAINED AFTER LANDIFeb 14, 2000 · Cessna A152 · Aircraft Fuel SystemSDR 20000405SH025Fuel Tank · contaminatedENGINE FAILURE AFTER TAKEOFF. OUTSIDE AIR TEMPERATURE BELOW FREEZING FOR APPROX 2 WEEKS BEFORE FLIGHT. SNOW/SLEET IN AREA SEVERAL DAYS PRIOR TO FLIGHT. POSSIBLE CAUSE WAS WATER CONTAMINATED FUEL OR CARBURETOR ICING. DRAINED FUEL TANKS, WATER FOUND IN LT FUJan 29, 2000 · N714VA · Cessna 152 · Fuel StorageSDR AU000298Fuel Tank · contaminated(AUS) AIRCRAFT FUEL SYSTEM CONTAMINATED WITH ETHYLENE DIAMINE (EDA)Jan 27, 2000 · Cessna 152 · Aircraft Fuel SystemSDR AU000294Fuel Tank · contaminated(AUS) AIRCRAFT FUEL SYSTEM CONTAMINATED WITH ETHYLENE DIAMINE (EDA).Jan 26, 2000 · Cessna 152 · Aircraft Fuel SystemSDR 2000ZZZX715Tube · disconnectedINDUCTION TUE ATTACHED TO OIL SUMP BECAME LOOSE CAUSING ROUGH RUNNING ENGINE. ENGINE OIL SUMP REPLACED TO CORRECT PROBLEM. SUBMITTER STATED THIS IS SECOND ENGINE FOUND WITH THIS CONDITION ON FACTORY OVERHAULED ENGINE.Jan 18, 2000 · N5246B · Cessna 152 · Reciprocating Engine Oil SystemSDR CA000209025Bolt · cracked(CAN) SEAT BACK PIVOT BOLTS ARE REMOVED FOR INSPECTION AND CRACKS ARE FOUND AT THE FILLET BETWEEN THE BOLT HEAD AND SHANK. THESE BOLTS ARE FOUND ON THE VERTICALLY ADJUSTABLE SEATS FITTED TO 150 AND 152 AIRCRAFT.Nov 23, 1999 · Cessna 152 · Flight Compartment EquipmentSDR 99ZZZX4220Bracket · crackedPERFORMED A DETAILED INSPECTION OF BRACKET, PN 0432004-9, CRACKS WERE FOUND ALONG TOP PART OF BRACKET ON THE WELD AREA, ONE CRACK 2 INCHES LONG,THE OTHER CRACK, 1.25 INCHES LONG. ALSO, CRACKS WERE FOUND ALONG RIVNUT HOLES AND BOLT HOLE ON THE MAJORITY OF THE Oct 29, 1999 · N25339 · Cessna 152 · Fuselage Miscellaneous StructureSDR AU991013Blade · corroded(AUS) PROPELLER BLADE CONTAINED EXFOLIATION CORROSION. AREA OF CORROSION APPROXIMATELY 6 MM (0.236 INCH) BY 4 MM (0.157 INCH) BY 1 MM (0.039 INCH) DEEP. THE PROPELLER WAS INSTALLED NEW ON THE 7/14/99.Oct 15, 1999 · Cessna A152 · Propeller Blade SectionSDR CA991028052Rib · cracked(CAN) HORIZONTAL STABILIZER RIGHT RIB CRACKED.Oct 5, 1999 · Cessna 152 · Horizontal Stabilizer StructureSDR CA991028053Rib · cracked(CAN) HORIZONTAL STABILIZER LEFT RIB CRACKED.Oct 5, 1999 · Cessna 152 · Horizontal Stabilizer StructureSDR CA991004053Switch · burnt(CAN) WHILE IN THE CIRCUIT WITH THE LANDING LIGHT SELECTED ON, THE PILOT NOTICED SMOKE AND FUMES IN THE COCKPIT, DECLARED AN EMERGENCY AND LANDED THE AIRCRAFT. MAINTENANCE TRACED THE PROBLEM TO AN OVERHEATED LANDING LIGHT SWITCH AND REPLACED THE SWITCH.Sep 18, 1999 · Cessna 152 · Exterior LightingSDR 2000ZZZX20Cylinder · crackedMASSIVE OIL LEAK REVEALED CRACKED CYLINDER BARREL ON LYCOMING P/N LW16703, 506.2 TTSN. DISCOVERED 9-9-99.Sep 9, 1999 · N89629 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR 99ZZZX3744Rocker Boss · failedCRUISE, LEVEL FLIGHT, ENGINE STARTED RUNNING VERY ROUGH; INSTRUCTOR LANDED SAFE IN GRASS FIELD. INSPECTION REVEALED NR 3 CYLINDER ROCKER SHAFT BOSS BROKEN OFF. ENGINE HAD 100 HRS TIS FROM MAJOR OVERHAUL.Aug 27, 1999 · N68322 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR AU990851Engine · noisy(AUS) ENGINE EXPERIENCED UNUSUAL NOISES. INSPECTION AND GROUND RUN COULD FIND NO EVIDENCE OF DEFECT. DEFECT NOT CONFIRMED.Aug 11, 1999 · Cessna 152 · Engine (Reciprocating)SDR CA990728087Cylinder · damaged(CAN) LOSS OF ENGINE POWER. VALVE PISTON AND CYLINDER DAMAGE FOUND AT INITIAL INSPECTION, SENT FOR TEARDOWN.Jun 21, 1999 · Cessna 152 · Reciprocating Engine Cylinder SectionSDR 99ZZZX2399Dist Block · wornDURING ROUTINE 500-HOUR INSPECTION OF BOTH MAGNETOS, OILITE BUSHING IN BOTH LT AND RT DISTRIBUTOR BLOCKS WERE FOUND WORN EXCESSIVELY. REPLACED WITH NEW K3822 DISTRIBUTOR BLOCK AND GEAR ASSEMBLIES. DUE TO LOW TIME ON MAGNETOS, SUBMITTER SUGGESTED POSSIBLE CAUJun 8, 1999 · N24708 · Cessna 152 · Magneto/DistributorSDR 99ZZZX2400Dist Block · wornDURING ROUTINE 500-HOUR INSPECTION OF BOTH MAGNETOS, OILITE BUSHING IN BOTH LT AND RT DISTRIBUTOR BLOCKS WERE FOUND WORN EXCESSIVELY. REPLACED WITH NEW K3822 DISTRIBUTOR BLOCK AND GEAR ASSEMBLIES. DUE TO LOW TIME ON MAGNETOS, SUBMITTER SUGGESTED POSSIBLE CAUJun 8, 1999 · N24708 · Cessna 152 · Magneto/DistributorSDR AU990334Throttle · misrigged(AUS) THROTTLE CONTROL LEVER INCORRECTLY RIGGED AND NOT SPLIT PINNED.Apr 12, 1999 · Cessna 152 · Power LeverSDR AU990335Lead · misrouted(AUS) ENGINE HIGH TENSION LEADS LYING AGAINST EXHAUST PIPE.Apr 12, 1999 · Cessna 152 · Ignition Harness (Distribution)SDR AU990336Heater · misrigged(AUS) CARBURETOR HEATING SYSTEM INCORRECTLY RIGGED. HEAT `ON' CONTINUOUSLY.Apr 12, 1999 · Cessna 152 · Fuel Control/Reciprocating EnginesSDR AU990337Filter · misinstalled(AUS) OIL FILTER NOT LOCKWIRED.Apr 12, 1999 · Cessna 152 · Reciprocating Engine Oil SystemSDR AU990338Bolt · loose(AUS) MIXTURE CONTROL SYSTEM BOLT LOOSE.Apr 12, 1999 · Cessna 152 · Mixture ControlSDR AU990339Hose · mismanufactured(AUS) OIL COOLER HOSE TOO LONG.Apr 12, 1999 · Cessna 152 · Engine Oil CoolerSDR AU990341Shaft · misinstalled(AUS) CARBURETOR HEAT SHAFT INCORRECTLY SECURED. SPLIT PIN USED INSTEAD OF THE CORRECT ROLL PIN.Apr 12, 1999 · Cessna 152 · Fuel Control/Reciprocating Engines
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