Lycoming TIO-540-A2C
Service difficulty reports · 249
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 = 'TIO540A2C' 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 = 'TIO540A2C' 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 CA101115026Cylinder Head · separated(CAN) PILOTS REPORT CHT HIGH, THEN CHT TEMP FELL OFF TO BOTTOM OF GREEN ARC. ENGINE LOST SOME MANIFOLD PRESSURE. ON INSPECTION AFTER LANDING, IT DISCOVERED THAT CYLINDER NR 6, CYLINDER HEAD HAD COMPLETELY SEPARATED FROM THE BARREL. NO OTHER DAMAGE. CYLINDESDR CA101108010Altimeter · reads low(CAN) ENCODING ALTIMETER REPORTING 150 FEET LOW AT ALL ALTITUDES BETWEEN 2000 AND 10,000 FEET. UNIT WAS REPAIRED AND RECERTIFIED JULY 30, 2010. NEXT DUE FOR RECERTIFICATION JULY 30, 2012.SDR CA101210005Altimeter · inaccurate(CAN) ALTIMETER INDICATING 150 FEET LOW AT ALTITUDES BETWEEN 2,000 AND 10,000 FEET. ALTIMETER WAS PREVIOUSLY REPAIRED AND RECERTIFIED IN AUGUST 2010. ALTIMETER REPLACED.SDR CA101022001Pump · cracked(CAN) HYD PUMP ON LT ENGINE FAILED TO RESPOND DURING OPS TEST ON GROUND. ACFT RETURNED TO BASE WHERE THE HYD PUMP WAS FOUND CRACKED AND LEAKING. CRACK WAS RADIATING FROM THE CTR RING OF THE PUMP WHERE THE BOLTS GO THROUGH TO HOLD THE PUMP TOGETHER. PUMP WAS SDR CA100730001Gyro · failedTHE GYRO HORIZON FAILED ON FIRST FLIGHT AFTER INSTALLATION. IT TOPPLES TO 90 DEGREES DURING A 20 DEGREE BANK.SDR CA100715002Pump · low pressure(CAN) FUEL PRESSURE FOUND TO BE LOW FROM THE PUMP, REPLACED WITH A SERVICABLE PUMP.SDR CA100525013Pump · malfunctionedTHE PUMP ASSY WOULD NOT ALWAYS START WHEN THE SWITCH SELECTED TO ON. IF THE MOTOR WAS TAPPED WITH A SCREW DRIVER THE PUMP WOULD FUNCTION. FUEL BOOST PUMP REPLACED.SDR CA100218007Regulator · failed(CAN) THIS FUEL REGULATOR IS NEW AND FAILED TEST AFTER INSTALLATION. THIS PART IS INSPECTED EVERY 100 HOURS IAW AD 2004-25-16R1 FOR LEAKS AND IT NEVER MADE IT PAST THE TESTING STAGE. (TC 20100218007)SDR CA100129007Blades · damaged(CAN) 2 PROPELLER BLADES, SN E33784 & E33694 CONTAINED TOOL MARKS/GOUGES IN THE BOTTOM OF THE BALANCE HOLES, WHICH WERE FOUND THROUGH VISUAL INSPECTION. THE BLADES HAVE BEEN SENT OUT FOR REAMING OF THE BORES AND RESHOT PEENING IAW MM 202A VOLUMES 2 REV. 28, VOSDR CA091228001Gasket · torn(CAN) AFTER TAKEOFF, THE CREW REPORTED LOW OIL PRESSURE AND HIGH OIL TEMPERATURE ON THE LEFT ENGINE. A CIRCUIT AND LANDING WERE CARRIED OUT. THE OIL WAS DRAINED AND THE SUCTION SCREEN AND SPIN ON FILTER INSPECTED FOR CONTAMINATION. THERE WERE SEVERAL VERY SSDR CA090905002Case · crackedMAGNETOS WERE REMOVED FROM LT ENG AND SENT FOR 500 HR INSP. INSP REVEALED A CRACK IN THE MAGNETO HSG. MAG MAY HAVE BEEN CRACKED FROM MFG. MAGNETO WAS SCRAPED.SDR CA090812002Altimeter · unserviceableALTIMETER UNSERVICABLE.SDR CA090710005Wedge · loose(CAN) MAG WAS RECEIVED FOR 500 HR INSP BUT NO HOURS WERE PROVIDED. WHEN MAG WAS DISASSEMBLED ONE OF ALUMINUM COIL WEDGES WAS FOUND LOOSE AND HAD TRAVELLED AROUND INSIDE MAG CAUSING DAMAGE TO DISTRIBUTOR GEAR. APPROX 5 GEAR TEETH WERE BROKEN OFF AND WERE FOUND SDR CA090427001Pulley · broken(CAN) DURING INSP RUN-UP, ALTERNATOR FAIL LIGHT CAME ON, INVESTIGATION REVEAL THAT THE ALTERNATOR BELT WAS BROKEN DUE TO PULLEY FAILURE ON THE ALTERNATOR. THE MISSING PIECE OF PULLEY WAS NOT RECOVERED. NO OTHER DAMAGE.SDR CA090303001Tube · cracked(CAN) PILOT REPORTED BLACK DIRT IN WINDSHIELD AFTER FLIGHT, MECHANIC PERFORM PRESSURE DECAY TEST AND FOUND CRACKED BETWEEN CHAMBERS, THIS AREA WAS NOT ACCESSIBLE ENOUGH TO SEE THE DAMAGE.SDR CA090107004Rib · cracked(CAN) DURING MX, RIB P/N 40423-06, WHICH RUNS THROUGH THE LT WW, WAS FOUND CRACKED THROUGH AT THE NARROWEST PART OF THE RIB AT THE TOP CENTER OF THE WW. THE WING SKIN IMMEDIATELY ABOVE AND ATTACHED TO THE RIB ALSO HAD A SMALL CRACK WHICH COINCIDED WITH THE RIBSDR CA081128006Valve Seat · worn(CAN) INTAKE VALVE STAYING OPEN, INTAKE VALVE AND SEAT WORN.SDR CA081029002Probe · malfunctioned(CAN) PILOT OBSERVED LT ENG CYLINDER HEAD TEMP OVER RED-LINE. OTHER ENG PERIMETERS WERE NORMAL. PILOT CHOSE TO SHUTDOWN THE ENG AND FEATHER THE PROPELLER. LANDED WITHOUT INCIDENT. MAINT TROUBLESHOT AND FOUND LT ENGINE CHT READ 150 DEGREES WHEN ENGINE WAS COLD.SDR CA080904006Coil · damaged(CAN) MAG WAS RECEIVED FOR 500 HOUR INSPECTION. WHEN DISASSEMBLED THE COIL TAB WAS FOUND TO BE BENT DOWN AND ALMOST TOUCHING THE INSULATION COVERING THE COIL (APPROX. 10 DEGREES). THE CARBON BRUSH HAD WORN THE EXTERNAL EDGE ONLY. THIS TAB IS SUPPOSED TO BE LEVSDR CA080822011Pump · seized(CAN) DURING INSPECTION THE LT ENGINE VACUUM PUMP FOUND SEIZED, REPLACED.SDR CA080711012Starter · inoperative(CAN) THE STARTER WOULD NOT WORK AT ALL, REPLACED WITH A SERVICEABLE STARTER.SDR CA080708009Starter · unserviceable(CAN) THE STARTER WOULD NOT ENGAGE, REPLACED WITH A SERVICABLE STARTER.SDR CA080618008Pump · inoperative(CAN) WHEN POWER WAS APPLIED THE PUMP WOULD OPERATE UNLESS IT WAS TAPPED WITH A HAMMER. PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. WILL SUPPLY HOURS ON THE PUMP IN THE NEXT FEW DAYS.SDR CA080618009Bolt · missing(CAN) DURING INSP IT WAS DISCOVERED THAT BOTH BOLTS SECURING THE TURBO TO THE UPPER TURBO SUPPORT HAD COME OUT. THE TURBO WAS LEAKING EXHAUST GASES FROM THE SEAM BETWEEN THE TURBINE HOUSING AND THE BEARING HOUSING. WILL SUPPLY HOURS OF THE TURBO THE NEXT FEW DSDR CA080707010Worm Gear · worn(CAN) WHILE INSP, IT WAS NOTICED THAT BOTH FLAP TRANSMISSION WERE WORN OUT OF LIMITS. OVERHAULED FLAP TRANMISSIONS WERE INSTALLED. THEY WERE BOTH WITHIN LIMITS AT THE LAST INSP. ONCE THEY START TO WEAR THEY REALLY WEAR FAST.SDR CA080618006Valve · elongated(CAN) VALVE STREACHED TO 6 THOU AND MANUFACTURES LIMITATION IS 2 THOU. CONCERN IS VALVE IS SODIUM FILLED AND WILL DISINTIGRATE IF THE STREACH IS BEYOND MANUFACTURES RECOMMENDATIONS. THE MAIN CONCERN IS THIS ENGINE IS ON CONDITION AND THE CYLINDERS ALL HAVE 270SDR CA080707008Spinner · cracked(CAN) WHILE DOING AN INSP, PROP SPINNER WAS FOUND CRACKED. THE CRACK STARTED FROM THE THE SCREW HOLES. A NEW SPINNER WAS INSTALLED AND THE PROP WAS BALANCED.SDR CA080331009Cylinder · cracked(CAN) DURING A ROUTINE INSP, THERE WAS EVIDENCE OF A CRACK LOCATED AROUND THE INTAKE HSG. THE VALVE COVER WAS REMOVED AND FURTHER VISUAL INSP REVEALED THE INTAKE VALVE WAS HITTING THE SIDE OF THE INTAKE HOUSING. WE FEEL THE CONSTANT HITTING OF THE HOUSING CAUSSDR CA080215007Bolt · broken(CAN) DURING A ROUTINE INSP OF THE ELEVATOR STOPS. WHEN THE DOWN STOP WAS PHYSICALLY TEST FOR SECURITY THE BOLT HEAD POPPED OFF. UPON CLOSER INSP THE BOLT WAS CRACKED AND WAS BEING HELD IN PLACE BY THE NORMAL ELEVATOR DOWN PRESSURE. NO OTHER DAMAGE WAS NOTED, SDR CA080215008Pump · erratic(CAN) RT ENGINE DRIVEN FUEL PUMP REPLACED DUE TO ERATIC PRESSURE INDICATIONS. (TC NR 20080215008)SDR CA080304007Engine · making metal(CAN) DURING A SCHEDULED INSP, LARGE QUANTITIES OF FERROUS PARTICLES WERE DISCOVERED IN THE PAPER ELEMENT OF THE ENGINE OIL FILTER. LARGER PIECES WERE ALSO DISCOVERED IN THE OIL SUCTION SCREEN FINGER. THE AC IS GROUNDED PENDING REPLACEMENT OF THE AFFECTED ENGISDR CA071203001Vane · broken(CAN) DURING A PRE-MAINTENANCE GROUND RUN, IT WAS NOTED THAT THE RT AIR PUMP WAS INDICATING INOPERATIVE DURING INSPECTION. THE DRIVESHAFT WAS FOUND TO BE SHEARED DUE TO THE CARBON VANES BREAKING AND JAMMING THE PUMP. (TC NR 20071203001)SDR CA071123001Bearing · failed(CAN) DURING A RT ENGINE INSPECTION AN EXHAUST STAIN WAS WAS NOTICED IN THE AREA OF THE TURBOCHARGER. UPON CLOSER INVESTIGATION, IT WAS DISCOVERED THAT THE TURBOCHAGERS EXHAUST BEARING SEAL BETWEEN THE COMPRESSOR AND TURBINE HAD FAILED. THE TURBO WAS REPLACEDSDR CA071030008Indicator · erratic(CAN) DURING RUN-UP, OIL TEMP INDICATOR DROPPED OFF SCALE. THEN WENT BACK TO NORMAL INDICATION. THE ERATIC OPERATION COULD BE INDUCED BY ENERGIZING DIFFERENT ELECTRICAL EQUIPMENT. HOURS IN USE, NONE AT THIS TIME.SDR CA071023007Pump · inoperative(CAN) WHILE PERFORMING AN COMPRESSION TEST, THE ENGINEER HEARD A SQUEAKING AS THE PROP WAS BEING ROTATED. THE SOURCE WAS INDENTIFED COMING FROM THE VACUUM PUMP. PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. (TC NR 20071023007)SDR CA070924001Pump · weak(CAN) RT ENGINE DRIVEN PUMP WEAK. (TC NR 20070924001)SDR CA070909002Pump · faulty(CAN) DURING START UP THE ENGINE WOULD NOT MAINTAIN FUEL PRESSURE AT 700 RPM. ENGINE WOULD NOT SUSTAIN POWER AT 2000 RPM AND PRESURE DROPS AND ENGINE QUITS. ENGINE DRIVEN FUEL PUMP WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. ENGINE WAS PREVIOUS OVERHAULED ASDR CA070807004Pin · sheared(CAN) PARKING BRAKE VALVE STOP PIN IN THE OFF POSITION WAS SHEARED OFF CAUSING THE BRAKE LEVER TO GO PAST THE STOP POSITION. THIS CAUSE THE BRAKE TO BE IN A ON POSITION. ON LANDING THE PILOT TESTED HIS BRAKES BY PUMPING THE BRAKES AND BECAUSE THE LEVER WAS PASSDR CA070814004Bowl · leaking(CAN) THE RT POWERPACK FILTER BOWL HAD A HYDRAULIC LEAK IN FLIGHT, THE POWERPACK WAS PARTIALLY EMPTY. THE LANDING GEAR WAS MANUALLY DESCENDED AND THE PILOT DECLARED AN EMERGENCY. MECHANIC REPLACED FILTER ASSY (460635) WITH O-RING (MS 28778-16) THE POWER PACKSDR CA070713003Servo · leaking(CAN) FUEL INJECTOR SERVO ON LT ENGINE FOUND TO HAVE AN INTERNAL LEAK AND WOULD NOT SHUTDOWN PROPERLY. SERVO WAS REMOVED AN OVERHAULED UNIT INSTALLED ENGINE GROUND RUN. (TC NR 20070713003)SDR CA070606006Cylinder · damaged(CAN) LT ENGINE, NR 5 CYLINDER WAS FOUND TO HAVE LOW COMPRESSION DURING THE INSPECTION PROCESS. EXCESSIVE AIR WAS PASSING THE RINGS. CYLINDER WAS FOUND TO BE GLAZED. CYLINDER WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE. WILL UPDATE WITH CYLINDER HOURS. (TCSDR CA070327008Engine · failed(CAN) ENGINE FAILURE, PROP STOPPED IN FLIGHT. NO EXTERNAL DAMAGE TO ENGINE. SUSPECT CRANKSHAFT FAILURE. (TC NR 20070327008)SDR CA061011003Controller · defective(CAN) DURING A FLIGHT, THERE WAS A LOSS OF LT ENGINE OIL PRESSURE. THE AFFECTED ENGINE WAS SHUTDOWN AND AN UNSCHEDULED LANDING ACCOMPLISHED. AFTER INVESTIGATION, THE DENSITY CONTROLLER WAS FOUND DEFECTIVE. THE SEAL WAS RUPTURED ON THE (INTAKE) SIDE AND OIL WASSDR CA060524004Pump · failed(CAN) PILOT REPORTED RT FUEL BOOST PUMP UNSERVICEABLE. TROUBLESHOOTING FOUND POWER TO THE PUMP. WHEN THE PUMP WAS CHECKED, THERE WAS NO CONTINUITY THROUGH THE PUMP. THE REPLACMENT PUMP WAS CHECKED AND FOUND TO HAVE 13 OHMS. (TC NR 20060524004)SDR CA080717004Friction Disc · worn(CAN) GENERATOR FRICTION DISC WAS WORN OUT AND WAS ALLOWING THE STARTER GENERATOR SHAFT TO WHIP ABOUT 6000 RPM (OPERATING RANGE)SDR CA060524005Turbocharger · leakingDURING INSPECTION, OIL WAS FOUND IN BOTH THE COMPRESSOR AND TURBINE SECTIONS OF THE TURBO. THIS INDICATES THAT THE CENTER SECTIONS OIL SEALS WERE FAILING.SDR CA060524006Pump · low pressureDURING GROUND RUN, FUEL PRESSURE OUTPUT FROM THE LEFT ENGINE WAS BELOW NORMAL, AND WOULD FLUCTUATE AT LOWER IDLE SPEEDS. THE FUEL SERVO SCREEN WAS CHECKED DURING THE INSPECTION AND BITS OF METAL WERE FOUND. THE PUMP WAS REMOVED AND WHEN THE DRIVE SPLINE WAS SDR CA060526002Bypass Valve · crackedRIGHT ENGINE NOT DEVELOPING INCHES OF HG. AFTER RUN-UP AND ATTEMPTED TO ADJUST DENSITY CONTROLLER, WASTEGATE (VALVE - EXHAUST BYPASS) WAS CHECKED AND BUTTERFLY VALVE FOUND TO BE ROTATING FREELY ON ITS SHAFT. AFTER REMOVAL OF SAID PART, THE WASTEGATE VALVE WASDR AU510001668Rod End · failedRT MAIN LANDING GEAR ACTUATOR RODEND FAILED. RT MAIN LANDING GEAR WOULD NOT EXTEND AND THE AIRCRAFT MADE A WHEELS UP LANDING.SDR CA051207003Pump · low pressurePILOT NOTICED LOW FUEL PRESSURE ON APPROACH. UPON FURTHER INVESTIGATION, MAINTENANCE DETERMINED THAT THERE WAS FUEL LEAKING PAST THE RELIEF VALVE WHICH AT A LOW ENGINE RPM WOULD GIVE LOW FUEL PRESSURE.
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