Lycoming IO-540-AE1A5
Service difficulty reports · 924
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 = 'IO540AE1A5' 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 = 'IO540AE1A5' 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 CA120229004Servo · leaking(CAN) DURING 50/100 HOUR INSPECTION THE AFT HYDRAULIC SERVO WAS FOUND LEAKING. HYDRAULIC SERVO REPLACED.SDR CA120204003Pump · leaking(CAN) DURING THE 100 HOUR INSPECTION THE FUEL PUMP WAS FOUND TO BE LEAKING OIL. FUEL PUMP REPLACED.SDR CA120204002Magneto · failed(CAN) PILOT REPORTED AN UNCOMMANDED THROTTLE INCREASE IN FLIGHT. MAGNETO REPLACED.SDR CA120104003Terminal · loose(CAN) STARTER TERMINAL WAS FOUND LOOSE DURING 50 HOUR INSPECTION. STARTER REPLACED.SDR CA111217001Intake Valve · failed(CAN) DURING CRUISE FLIGHT APPROXIMATELY 2.5NM, ENGINE BEGAN VIBRATING WITH YAW INDICATING POWER LOSS. EMERGENCY DECENT INITIATED ANDWAS CONTACTED FOR LANDING CLEARANCE. ENGINE MAINTAINED RPM IN DESCENT AND A NO HOVER LANDING WAS CARRIED OUT TO THE APRON. TROSDR CA111215005Distributor Blk · cracked(CAN) FACTORY DISTIBUTOR BLOCK FOUND CARCKED AT THE BUSHING ON A 500 HR INSPECTION. THIS IS THE FIRST INSPECTION SINCE MAGNETO WAS REBUILT BY THE FACTORY.SDR CA111212016Starter Gen · faulty(CAN) STARTER WOULD ENGAGE, BUT WOULD NOT ROTATE. STARTER REPLACED.SDR CA111214010Bearing · broken(CAN) DURING REMOVAL OF THE LT MAGNETO FOR INSPECTION, THE BEARING IN THE GEAR RETAINER ASSEMBLY WAS FOUND TO HAVE COME APART INTO SEVERAL PIECES. BEARING REPLACED.SDR CA120126014Bearing · worn(CAN) MAGNETO WAS REMOVED FOR 500 HOUR INSPECTION. UPON REMOVAL, CUSTOMER NOTICED ROTATING MAGNET FELT ROUGH WHEN SPUN BY HAND. WE RECEIVED AND INSPECTED THE MAGNETO AND FOUND END PLAY BETWEEN THE BEARINGS. THE DRIVE END BEARING HAD PITTING AND DAMAGE ON THSDR CA111212007Pump · failed(CAN) AUXILIARY FUEL PUMP WARNING LIGHT CAME ON & CB TRIPPED. AUXILIARY FUEL PUMP REPLACED.SDR CA111212008Starter · weak(CAN) WEAK STARTING. STARTER REPLACED.SDR CA111208005Clutch · broken(CAN) CLUTCH ACTUATOR MOTOR FOUND UNSERVICEABLE DURING 100 HR INSPECTION. MOTOR CASE SPINS FREELY WITH SET SCREW INSTALLED. SAFETY CABLE BROKEN. CLUTCH ACTUATOR REPLACED.SDR CA111208007Pump · tripped(CAN) AUXILIARY FUEL PUMP WARNING LIGHT CAME ON IN FLIGHT AND CIRCUIT BREAKER TRIPPED. REPLACED AUXILIARY FUEL PUMP.SDR CA111208008Solenoid · broken(CAN) HYDRAULIC RESERVOIR SOLENOID FOUND BROKEN DURING 50 HR INSPECTION. HYDRAULIC RESERVOIR REPLACED.SDR CA111208010Clutch · failed(CAN) PILOT NOTED A SUDDEN YAW MOVEMENT IN FLIGHT AND MECHANICAL NOISE. CLUTCH ASSEMBLY REPLACED.SDR CA111208017Magneto · failed(CAN) PILOT NOTED A SUDDEN YAW MOVEMENT IN FLIGHT AND MECHANICAL NOISE. MAGNETO R/H WAS INSPECTED AND FOUND TO HAVE A BROKEN TOOTH INSIDE. MAGNET REPALCED.SDR CA111207005Servo · leaking(CAN) HYDRAULIC SERVO FOUND LEAKING DURING 100 HOUR INSPECTION. SERVO REPLACED.SDR CA111207009Servo · leaking(CAN) HYDRAULIC SERVO FOUND LEAKING DURING 100 HR INSPECTION. SERVO REPLACED.SDR CA111208018Pump · leaking(CAN) HYDRAULIC PUMP FOUND LEAKING DURING 100 HR INSPECTION. PUMP REPLACED.SDR CA111208019Servo · leaking(CAN) HYDRAULIC SERVO LOWER SLEEVE AND PILOT VALVE FOUND LEAKING DURING 100 HR INSPECTION. SERVO REPLACED.SDR CA111208020Servo · leaking(CAN) HYDRAULIC SERVO LOWER SEAL AND PILOT VALVE FOUND LEAKING DURING 100 HR INSPECTION. SERVO REPLACED. (TC# 20111208020)SDR CA111208021Servo · leaking(CAN) HYDRAULIC SERVO LOWER SEAL AND PILOT VALVE FOUND LEAKING DURING 100 HR INSPECTION. SERVO REPLACED.SDR CA111207003Starter · failed(CAN) STARTER INOPERATIVE. REPLACED STARTER.SDR CA111128004Pump · inoperative(CAN) AUXILIARY FUEL PUMP NOT WORKING. REPLACE AUXILIARY FUEL PUMP.SDR CA111128003Pump · leaking(CAN) OIL LEAKING FROM ENGINE DRIVEN FUEL PUMP. FUEL PUMP REPLACED.SDR CA111207004Pump · noisy(CAN) AUXILIARY FUEL PUMP NOISY DURING PRIME. FUEL PUMP REPLACED.SDR CA111117013Servo · leaking(CAN) HYDRAULIC SERVO FOUND LEAKING DURING SCHEDULED AIRCRAFT INSPECTION. HYDRAULIC SERVO REPLACED.SDR CA111117025Arm · stiff(CAN) DURING SCHEDULED INSPECTION OF THE AIRCRAFT, THE FCU MIXTURE ARM WAS FOUND TO BE STIFF AND OPERATION DID NOT IMPROVE AFTER LUBRICATION. FCU REPLACED.SDR CA111024011Strut · cracked(CAN) NDT INSPECTION WAS PERFORMED AS PART OF THE ACFT 2200 HR O/H. TWO CRACKS WERE FOUND ON CENTER BEAM OF STRUT, STRUT REPLACED.SDR CA111011013Pump · failed(CAN) FUEL FILTER WARNING LIGHT WAS FLICKERING IN FLIGHT. WHEN AME INVESTIGATED FAULT IT WAS FOUND THAT THERE WAS FUEL CONTAMINATION. FUEL SYS WAS DRAINED. ACFT WAS REFUELED AND DURING THE GROUND RUN THE AUX FUEL PUMP WARNING LIGHT WAS FLICKERING. AUX FUEL SDR CA110927007Valve · failed(CAN) WHEN PERFORMING A SCHEDULED 3 YEAR EMERGENCY INFLATION TEST ON POP-OUT FLOAT SYSTEM, THE FLOATS FAILED TO DEPLOY. STIFFNESS IN RELEASE VALVE ALLOWED RELEASE CABLE OUTER SHEATH TO SLIP WITHIN HOLD-DOWN CLAMPS. THIS IN TURN DID NOT ALLOW APPLIED CABLE MOSDR CA110920009Manifold · cracked(CAN) INTAKE MANIFOLD FOUND CRACKED DURING INSPECTION.SDR CA110928010Points · worn(CAN) ACFT EXPERIENCED ENGINE AND ROTOR OVERSPEED DUE TO LOSS OF SIGNAL FROM TACH POINTS. THE CAM FOLLOWER ON THE TACH POINTS HAS EXCESSIVE WEAR WHICH DID NOT ALLOW THE CAM TO ACTUATE THE POINTS. THE EXCESSIVE WEAR ON THE TACH POINT CAM FOLLOWER WAS DUE TO LSDR CA110927002Actuator · intermittent(CAN) CLUTCH ACTUATOR INTERMITTENT. FOUND INTERMITTENT WIRE CONNECTION TO MOTOR. CLUTCH ACTUATOR REPLACED.SDR CA110908002Collector · cracked(CAN) EXHAUST COLLECTOR FOUND CRACKED DURING PREFLIGHT INSPECTION.SDR CA110928014Pump · noise(CAN) AUXILIARY FUEL PUMP MAKING GROWLING NOISE DURING GROUND RUN FOLLOWING 50 HR INSPECTION AUXILIARY FUEL PUMP REPLACED.SDR CA110927003Starter Gen · failed(CAN) STARTER WOULD NOT ENGAGE. STARTER REPLACED.SDR CA110928013Magneto · cracked(CAN) CRACKED INSULATING WASHER FOUND DURING 100 HR INSPECTION OF ACFT. MAGNETO REPLACED.SDR CA110902001Starter · failed(CAN) STARTER FAILED TO START ENGINE.SDR CA110922012Pump · failed(CAN) AUXILIARY FUEL PUMP WARNING LIGHT ACTIVATED. MAINTENANCE CONFIRMED AUXILIARY FUEL PUMP UNSERVICEABLE. AUXILIARY FUEL PUMP REPLACED.SDR CA110902004Actuator · failed(CAN) CLUTCH ACTUATOR FOUND INOPERABLE DURING GROUND RUN FOLLOWING 50 HR INSPECTION. CLUTCH ACTUATOR REPLACED.SDR CA110829010Pump · leaking(CAN) ENGINE DRIVEN FUEL PUMP FOUND LEAKING OIL DURING 50 HR INSPECTION. FUEL PUMP REPLACED.SDR CA110823005Window · deformed(CAN) WHILE FLYING STRAIGHT AND LEVEL AT AN INDICATED AIRSPEED OF 87 KNOTS, THE BUBBLE WINDOW FLEW OUT OF THE FWD RT DOOR. THE PILOT SLOWED THE ACFT TO 70 KNOTS AND LANDED WITHOUT FURTHER INCIDENT. DAMAGE WAS FOUND ON THE REAR MIDDLE PORTION OF THE DOOR AT THSDR CA110829012Pump · failed(CAN) AUX FUEL PUMP FAILED DURING MAIN ROTOR BALANCE RUN UP. AUX FUEL PUMP REPLACED.SDR CA110829007Pump · leaking(CAN) ENGINE DRIVEN FUEL PUMP FOUND LEAKING OIL DURING 100 HR INSPECTION. FUEL PUMP REPLACED.SDR CA110829004Reservoir · venting(CAN) HYD RESERVOIR VENTING FLUID. HYD RESERVOIR REPLACED.SDR CA110809004Clutch · failedACFT EXPERIENCING SHUTTER, BUFFETING SOUND, SMALL LOSS IN POWER SOMETIMES VERY SMALL OVERSPEED ON ENGINE TACH. CONTACTED MFG AND IT WAS DECIDED THE CLUTCH SHOULD BE REPLACED AS IT WAS TYPICAL WITH OTHER ACFT EXPERIENCING CLUTCH SLIPPAGE. ONCE REMOVED THE CLUTSDR CA110803021Pump · faultyAUX FUEL PUMP WARNING LIGHT CAME ON IN FLIGHT. AUX FUEL PUMP REPLACED.SDR CA110729002Shaft · corrodedDURING REPLACEMENT OF V-BELT SET IT WAS FOUND THAT THE FANSHAFT ASSY HAD CORROSION AND PITTING ON THE TAPERED SHAFT. CORROSION AND PITTING WAS ALSO NOTED ON THE TAPERED BORE OF THE FANWHEEL ASSY PN: D174-2. FANSHAFT AND FANWHEEL REPLACED.SDR CA100719006Lifter · broken(CAN) A LARGE PIECE OF METAL RESEMBLING THE TIP OF A VALVE GUIDE WAS FOUND INSIDE THE VALVE COVER ON ONE OF THE CYLINDERS DURING A ROUTINE INSPECTION. FURTHER INVESTIGATION WITH A BOROSCOPE CONFIRMED THAT PART OF THE HYD LIFTER BODY HAD BROKEN OFF AND FOUND I
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