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 CA060228019Pump · failedDURING START UP PILOT COULD NOT PRIME THE AIRCRAFT. FURTHER INVESTIGATION FOUND PUMP FAILED. PUMP REPLACED AND NO FURTHER DEFECTS NOTED.SDR CA060302009Seal · leakingINPUT SEALS FOUND TO BE LEAKING DURING INSPECTION. PUMP WAS REPLACED WITH SERVICEABLE UNIT.SDR CA060302010Seal · leakingLOWER PISTON SEAL WAS FOUND LEAKING. SERVO WAS REPLACED WITH A SERVICEABLE UNIT.SDR CA060302011Seal · leakingUPPER PISTON SEAL LEAKING. NEW SEAL AND O-RING INSTALLED. NO FURTHER DEFECTS FOUND.SDR CA060316011Ring Gear · chippedTEETH FOUND MISSING DURING INSPECTION. SERVICEABLE SUPPORT ASSEMBLY INSTALLED. SUSPECT PROBLEM WITH THE STARTER/RING GEAR ENGAGEMENT. A CHIPPED TOOTH WAS ALSO FOUND ON THE STARTER. STARTER P/N BC315-100-4 WAS ALSO REPLACED AT THE SAME TIME.SDR CA060228018Pump · seizedPILOT WAS ATTEMPTING TO START THE AIRCRAFT AND THE AUX PUMP LIGHT ILLUMINATED AND THE CB POPPED. IT WAS RESET AND AGAIN THE CB POPPED. THE PUMP WAS REPLACED AND NO FURTHER DEFECT WAS NOTED.SDR CA060210006Pump · noisy(CAN) PILOT RECORDED A DEFECT THAT THE PUMP WAS MAKING A GRINDING NOISE. PUMP ASSEMBLY WAS REPLACED. NO FURTHER DEFECTS NOTED. (TC NR 20060210006)SDR CA060123002Servo · leaking(CAN) SERVO REMOVED FROM SERVICE BECAUSE OF A HYDRAULIC FLUID LEAK. SERVO WAS INSTALLED AT THE FACTORY. (TC NR 20060123002)SDR CA060118003Clamp · failedENGINE MAGNETO COIL CLAMP FAILED.SDR CA060130001Spring · brokenDURING THE FIRST 100 HR INSPECTION CARRIED OUT ON THE AIRCRAFT, IT WAS NOTICED THAT THE ABOVE SPRING WAS BROKEN. IT APPEARS TO HAVE BROKEN AT THE UPPER ATTACHMENT POINT WHERE IT ATTACHES TO THE LOWER ROTOR BRAKE CALIPER ARM. THE SPRING WAS REPLACED WITH NEW.SDR CA060112002Servo · leakingHYDRAULIC LEAK FROM SERVO. SERVO REMOVED FOR REPAIR AND REPLACED WITH SERVICEABLE UNIT.SDR CA060112004Push-Pull Rod · wornWHILE REMOVING A HYDRAULIC SERVO, IT WAS NOTED THAT THE PUSH PULL TUBE FROM THE SERVO TO THE SWASHPLATE WAS WEARING WHERE IT PASSED THROUGH THE MIDDLE RIB OF THE MAST FAIRING. THE CHAFING WAS MINOR, AND HAD ONLY GONE THOUGH THE TOP LAYER OF PAINT, AND STARTEDSDR CA060112010Ring Gear · damagedSTARTER RING GEAR REPLACED AFTER 201.1 HOURS. MISSING TEETH. AIRCRAFT TOTAL TIME 441.3.SDR CA060109001Servo · leakingDURING DAILY INSPECTION, NOTICEABLE AMOUNT OF HYDRAULIC FLUID LEAKING FROM SERVO. GROUND RUN DETERMINED PILOT VALVE SOURCE OF LEAK. AFT SERVO REMOVED AND RETURNED TO ROBINSON HELICOPTERS FOR WARRANTY REPAIRS.SDR AU510001640Muffler · cracked(AUS) MUFFLER CRACKED AND DISTORTED IN AREA OF TAILPIPE ATTACHMENT. (OTHER CAUSE: MATERIAL ) (CASA NR 510001640)SDR AU510001697Muffler · crackedMUFFLER CRACKED AND DISTORTED IN AREA OF TAILPIPE ATTACHMENT WELD.SDR CA051205009Servo · leakingTWO SERVOS REMOVED. BOTH INSTALLED NEW AT THE FACTORY WITH THE SAME TIME ON THEM. BOTH SERVOS LEAKING HYDRAULIC FLUID FROM THE PILOT VALVE.SDR CA051205010Servo · contaminatedHYD SERVO WAS REMOVED FOR HYD LEAK. WHEN THE UPPER ROD-END WAS REMOVED, WATER WAS FOUND IN THE SHAFT OF THE SERVO. NO SIGNS OF CORROSION WERE NOTED. SERVOS IN THE R44 ARE MOUNTED VERTICALLY, AND UNLIKE OTHER HELICOPTERS WITH VERTICAL SERVOS, THE UPPER ROD ESDR CA051207001Housing · chafedPITOT LINE WAS FOUND WEARING INTO TRANSMISSION HOUSING. THE WEAR IS ON THE CURVE OF THE HOUSING. THE COMPANY HAS STARTED AN INSPECTION OF THIS AREA FOR ALL R44II IN THE FLEET.SDR CA051128011Gearbox · wornAIRCRAFT WAS DOWN FOR OTHER MAINTENANCE. WHEN THE FUEL TANK WAS REMOVED THE C729-14 PITOT LINE WAS FOUND WEARING INTO TRANSMISSION HOUSING. THE WEAR IS ON THE CURVE, AND IS APPROX. 0.045" TO 0.050" DEEP. THIS AREA HAD NOT BEEN ACCESSED SINCE THE AIRCRAFT WASDR CA060228020Pump · failedDURING START UP PILOT COULD NOT PRIME AIRCRAFT. FURTHER INVESTIGATION FOUND PUMP HAD FAILED. PUMP REPLACED AND NO FURTHER DEFECTS WERE NOTED.SDR CA060104003Controller · failedGOVERNOR FAILED TO CONTROL ENGINE RPM. WHEN THROTTLE INCREASED TO 100% ROTOR SPEED. GOVERNOR CONTROL ASSEMBLY REPLACED WITH NEW. AIRCRAFT GROUND RUN AND TEST FLIGHT SATISFACTORY.SDR AU510001442Muffler · unserviceable(AUS) MUFFLER ASSEMBLY DEFORMED AROUND EXHAUST PIPE.(OTHER CAUSE: MATERIAL - POSS CHANGE IN MATL. THICKNESS ) (CASA# 510001442)SDR CA060228022Pump · seizedDURING AN ATTEMPTED START, THE AUX FUEL PUMP LIGHT ILLUMINATED. SYSTEM WOULD NOT FUNCTION. FURTHER INVESTIGATION FOUND PUMP SEIZED. PUMP REPLACED AND NO FURTHER DEFECTS WERE NOTED.
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