Lycoming VO-540-C2A
Service difficulty reports · 22
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 = 'VO540C2A' 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 = 'VO540C2A' 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 CA120605011Crosstube · broken(CAN) FWD CROSSTUBE WAS FOUND BROKEN AT THE LT SIDE INBD BOLT HOLE UPON INSPECTION AFTER BEING TRAILERED TO A JOB SITE.SDR CA090220003Spar · cracked(CAN) DURING INSP IAW AWD 97-10-16 (A) CONTROL ROTOR PN 36209-3, SN 449. FOUND CRACKED AT LOWER BOLT HOLE .600 FROM END OF SPAR.SDR 2006FA0000427Hub · crackedM/R HUB DYE CHECK INSPECTION. HUB WAS FOUND TO BE CRACKED. RETIREMENT LIFE, 2500 HOURS. (K)SDR AUS20030449Control Cable · failed(AUS) TAIL ROTOR CONTROL CABLE FAILED. CABLE RUNS FROM RT PEDAL TO FIREWALL LOCATED BEHIND THE PILOT SEAT. CABLE HAD BEEN SUBJECTEDTO HEAT SOURCE, POSSIBLY CONTACT WITH CIRCUIT BREAKER LOCATED IN CENTER TUNNEL WHEN TENSION WAS RELEASED DURING MAINTENANCE. PERSSDR AUS20020789Screw · failed(AUS) ENGINE ACCESSORY DRIVE GEAR PNO 67609 TO STARTER DRIVE GEAR PNO 67583 ATTACHMENT STUDS (6OFF) PNO STD-2208 AND DOWELS (3OFF) PNO72139 SHEARED.SDR AUS20010648Gear · failed(AUS) ENGINE DRIVE GEAR PNO 67583 HAD SHEARED ALL THE BOLTS ATTACHING IT TO ACCESSORY DRIVE PNO 67609.SDR AU001151Hub · cracked(AUS) MAIN ROTOR HUB SEVERELY CRACKED IN AN AREA NOT KNOWN FOR CRACKING. FOLLOWING TAKEOFF CONTROL WAS ALMOST IMPOSSIBLE AND THE MASSIVE VIBRATION CAUSED THE FORE/AFT ENGINE MOUNT TO BE TORN FROM ITS HOUSING AND THE SHAFT TO CRACK. THE CRACK WAS OPENINGUP UNDESDR AU971422Pin · cracked(AUS) MAIN ROTOR HEAD TENSION/TORSION PIN CRACKED.SDR 97ZZZX3544Bearing · mismanufacturedNEW REPLACEMENT BEARING RECEIVED WITH INSTRUCTIONS FROM MRC (BEARING MFG), AND HILLER SL UH12-25-1 DESCRIBING INSTALLATION INSTRUCTIONS WITH REGARDS TO THE FILING NOTCHES AND BEARING MARKINGS ON THE OUTER RACE. THESE INSTRUCTIONS ORIENT THE BEARING SO THE MAJSDR AU970991Gear · damaged(AUS) MAIN ROTOR TRANSMISSION UPPER PLANETARY RING GEAR TOOTH CHIPPED - MINOR DAMAGE TO ONE UPPER PLANETARY GEARSDR CA970716002Bolt · sheared(CAN) ENGINE FAILED IN FLIGHT. ON DISASSEMBLY IT WAS FOUND THAT THE CAMSHAFT GEAR SCREWS HAD SHEARED EXCEPT FOR ONE THAT WAS STILL INTACT, BUT LYING IN THE OIL SUMP. THE LOCKTABS WERE STILL BENT OVER. IT APPEARS THAT EITHER A LOCKTAB BROKE LETTING A BOLT COME SDR AU970531Crankcase · cracked(AUS) ENGINE CRANKCASE CRACKED AND TUNNEL OUT OF LIMITS - CRANKSHAFT WORN BEYOND LIMITS - CAMSHAFT LOBES DAMAGEDSDR 97ZZZX2037Piston Pin · defectiveAD 97-01-03 AND LYC SB 527B DO NOT REFERENCE VO540 ENGINES IN MODELS AFFECTED, BUT 4 OF 6 PISTON PINS IN ENGINE HAD TO BE REPLACED IN C/W THE SB REQUIRED ACTION. NOTE: 6-CYLINDER HELICOPTER ENGINES ARE LISTED IN WARRANTY LABOR ALLOWANCE AND A VO540 ENGINE ISSDR 97ZZZX1825Valve · failedTHE HELICOPTER WAS RUNNING ROUGH SO A COMPRESSION CHECK WAS RUN. THE NR 2 CYLINDER HELD NO COMPRESSION AND WAS REMOVED FOR INSPECTION. NOTED A .1250 INCH BY .25 INCH SECTION OF THE VALVE FACE WAS MISSING. THE MISSING SECTION WAS IRREGULAR IN SHAPE AND APPEASDR 97ZZZX2838Intake Valve · wornTHE VALVE STEM UNDER THE KEEPER'S WAS HEAVILY WORN. THIS CONDITION WAS ALSO FOUND ON 4 OTHER VALVES (INTAKE) ALL HAVING THE SAME TOTAL TIME AND PART NUMBER. THE 6TH VALVE WAS A LYCOMING WITH THE SAME TIME AND INSTALLATION DATE. NO PROBLEM FOUND.SDR AU970349Stud · broken(AUS) NO2 CYLINDER HOLD DOWN STUDS BROKEN - INVESTIGATION FOUND SIX CYLINDER BASE NUTS MISSING, THIRTY NUTS LOOSE AND ONLY TWELVE NUTS TO BE TIGHT - CRANKCASE PARTING SURFACES AND CYLINDER MOUNT PADS FRETTED - NUMEROUS INTERNAL WRENCHING. CYLINDER BASE NUTLANDSDR 97ZZZX1133Cylinder · not to specDURING ASSEMBLY OF ENGINE, MEASURED DRY TAPPET CLEARANCE FROM .107 INCH TO .187 INCH. LYC OHM REQUIRES .028 INCH TO .080 INCH. RETURNED 6 CYLINDERS TO EC/SW WHERE THEY CUT/REMOVED MATERIAL FROM THE CYL FLANGE. CYLINDERS WERE RE-INSTALLED. THESE CYLINDERS JSDR AU960746Control Rotor · cracked(AUS) MAIN ROTOR HEAD CONTROL ROTOR CRACKED AT SPAR END THROUGH THE FIRST BOLT HOLE FOR APPROXIMATELY 50% OF CIRCUMFERENCE - FOUND DURING INSPECTION IAW AD/HIL12/17 AMDT4SDR 96ZZZX2365Carburetor · float sticksINSPECTION FOUND CARBURETOR FLOAT WAS RUBBING ON LOWER HOUSING AND STICKING OPEN.SDR 96ZZZX2366Carburetor · float sticksINSPECTION FOUND CARBURETOR FLOAT WAS RUBBING ON LOWER HOUSING AND STICKING OPEN.SDR AU960748Rotor Hub · cracked(AUS) MAIN ROTOR HUB CRACKED IN AREA OF THREADED CUFF AND TRUNNION BOLTHOLE EXTENDING DOWN THE INNER HUB SURFACE - CRACK LENGTH APPROXIMATELY 6.35MM (0.25IN) - FOUND DURING INSPECTION IAW AD/HIL12/22ASDR AU960353Hub · cracked(AUS) MAIN ROTOR HUB CRACKED - FOUND DURING INSPECTION IAW AD/HIL12/22A
Back to Lycoming VO-540-C2A