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.

SDR CA080805009Housing · cracked(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. A CRACK WAS NOTICED IN ONE OF THE MOUNTING EARS OF THE MAG HSG. THIS IS A NEW STYLE OF HSG CASTING FROM MFG WITH THE LARGE RAISED LETTERS ON THE OUTSIDE OF THE HSG AND THE WORD "EMPIRE" INSIDE THE HSG NEXT TO THE BRG AAug 5, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080822004Starter Gen · inoperative(CAN) THE STARTER WOULD NOT ENGAGE, REPLACED WITH SERVICABLE STARTER.Aug 4, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080801007Bearing · worn(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP BEFORE DISASSEMBLY THE ROTOR BEARING END PLAY WAS MEASURED AT 0.003 INCH. THE ALLOWABLE END PLAY IS 0.0005 TO 0.0015 INCH. WHEN DISASSEMBLED THE COIL WAS FOUND TO BE SLIGHTLY LOOSE IN THE MAG HOUSING. THE BEARINGS WERE Aug 1, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080801008Coil · loose(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. WHEN DISASSEMBLED THE COIL WAS FOUND SLIGHTLY LOOSE IN THE MAG HOUSING. THE COIL CLAMPS WERE REPLACED AND THE COIL WAS NO LONGER LOOSE IN THE HOUSING. THE REST OF THE 500 HOUR INSP WAS CARRIED OUT AND THE MAG WAS RETURAug 1, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080822002Servo · unserviceable(CAN) THE ENGINE HAD ROUGH IDLING, TROUBLESHOOTING REVEALED AN EXCESSIVE AMOUNT OF FUEL WAS BEING INJECTED OUT OF THE FUEL INJECTORS. INSTALLED A SERVICABLE FUEL SERVO.Jul 31, 2008 · Robsin R44RAVENII · Fuel Control/Reciprocating EnginesSDR CA080822007Starter Gen · failed(CAN) THE STARTER WAS GRINDING DURING START, STARTER REPLACED.Jul 30, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080822008Starter Gen · failed(CAN) THER STARTER WOULD NOT START.Jul 29, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080822009Starter Gen · failed(CAN) STARTER FAILED ON START UP, STARTER REPLACED.Jul 27, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080822012Starter Gen · damaged(CAN) THE STARTER WAS INTERMITTENT, ON INSPECTION WAS FOUND TO HAVE TEETH MISSING.Jul 18, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080822006Clutch Actuator · failed(CAN) CLUTCH WOULD NOT ENGAGE, SERVICABLE CLUTCH ACTUATOR INSTALLED.Jul 15, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080717002Actuator · inoperative(CAN) THE CLUTCH WOULD NOT ENGAGE, FERRY FLIGHT PERMIT APPROVED AND ACFT RETURNED TO BASE. THE MICROSWITCH WAS FOUND FAULTY, CLUTCH ACTUATOR R&R WITH A SERVICEABLE ACTUATORJul 14, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080822010Fcu · inoperative(CAN) THE ENGINE WAS RUNNING TOO RICH, TROUBLESHOOTING REVEALED COULD NOT ADJUST FUEL INJECTOR SERVO, REPLACED FCU.Jul 14, 2008 · Robsin R44RAVENII · Fuel Control/Reciprocating EnginesSDR CA080724001Pump · failed(CAN) FUEL PUMP WARNING LIGHT ILLUMINATED IN FLIGHT. AUX. PUMP HAD FAILED. ENGINE CONTINUED RUNNING ON MECHANICAL PUMP. A/C FLOWN TO MAINT BASE, ELECTRIC PUMP REPLACED. FUNCTION AND LEAK CHECK PERFORMED. CAUSE OF PUMP FAILURE UNKNOWN.Jul 7, 2008 · Robsin R44RAVENII · Fuel Boost PumpSDR CA080822013Fcu · malfunctioned(CAN) DURING INSPECTION THE MIXTURE CONTROL FOUND TO BE BINDING IN THE RICH POSITION, REMOVED DUE TO STIFF MIXTURE LEVER.Jul 3, 2008 · Robsin R44RAVENII · Fuel Control/Reciprocating EnginesSDR CA080708007Starter Gen · inoperative(CAN) STARTER BENDIX IS NOT FUNCTIONING/STARTER WOULD NOT ENGAGE THE RING GEAR.Jun 30, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080627001Housing · cracked(CAN) STARTER WAS GRINDING ON STARTUP, UPON FURTHER INVESTIGATION AND REMOVAL OF THE STARTER IT WAS FOUND TO HAVE A CRACKED HSG.Jun 23, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080708006Pump · leaking(CAN) DURING A GROUND RUN OF THE ACFT THE ENGINE FUEL PUMP WAS LEAKING.Jun 21, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080626001Pump · leaking(CAN) OIL LEAK NOTICED PRIOR TO ANNUAL INSP. OIL WAS LEAKING OUT THE VENT LINE FROM THE FUEL PUMP. REMOVED PUMP, REMOVED FUEL VENT FITTING, FOUND VENT CHAMBER FULL OF ENGINE OIL. REPLACED WITH NEW PUMP.Jun 19, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080620002Starter Gen · failed(CAN) STARTER WOULD NOT TURN OVER THE ENGINE, TROUBLESHOOTING REVEALED THE STARTER WOULD NOT ROTATE THE STARTER GEAR.Jun 15, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080612005Bearing · looseMAG RECEIVED FOR 500 HOUR INSP. BEFORE DISASSEMBLY 0.003 INCH OF END PLAY WAS NOTICED AT THE ROTOR. THIS WAS A FACTORY NEW MAG. MFG REQUIRES 0.0005 TO 0.0015 INCH END PLAY AT ASSY. THE MAG BEARINGS WERE INSPECTED FOR DAMAGE AND NONE WAS FOUND. THE BEARINGS WERJun 12, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080612006Bearing · loose(CAN) MAG WAS RECEIVED FOR A 500 HOUR INSP BEFORE DISASSEMBLY 0.004 INCH OF END PLAY WAS NOTICED AT THE ROTOR. THIS WAS A FACTORY NEW MAGNETO. REQUIRES 0.0005 TO 0.0015 INCH END PLAY AT ASSY. THE MAG BEARINGS WERE INSPECTED FOR DAMAGE AND NONE WAS FOUND. THE BJun 12, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080613009Starter Gen · intermittent(CAN) STARTER INTERMITTENT.Jun 3, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080528014Pump · unserviceable(CAN) AUX FUEL PUMP UNSERVICEABLE, CHANGED OUT FUEL PUMP WITH A SERVICABLE ONE. (TC NR 20080528014)May 22, 2008 · Robsin R44RAVENII · Fuel Boost PumpSDR CA080523006Battery · leaking(CAN) DURING DI FOUND THE BATTERY LEAKING, REPLACED WITH A NEW ONE.May 18, 2008 · Robsin R44RAVENII · Battery/Charger SystemSDR CA080513008Servo · leaking(CAN) DURING INSPECTION FOUND THE LT FWD SERVO LEAKING. (TC NR 20080513008)May 6, 2008 · Robsin R44RAVENII · Rotorcraft Servo SystemSDR CA080508020Starter Gen · inoperative(CAN) ON START ACFT STARTER GEN DID NOT ENGAGE.Apr 28, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080416002Coil · loose(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. WHEN VENT PLUG WAS REMOVED DIRTY BROWN OIL WAS FOUND IN THE MAGNETO. UPON DISASSEMBLY THE OIL SEAL WAS FOUND TO BE LEAKING. THE COIL WAS LOOSE IN THE HOUSING UNDER THE COIL CLAMPS. THE COIL HAD DARK BROWN MATERIAL AROApr 16, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080417003Pump · leaking(CAN) DURING INSPECTION THERE WAS EVIDENCE OF OIL COMING OUT OF THE DRAIN LINE. THERE HAS BEEN MANY PUMPS LEAKING FORM THE SEALS AND THIS ALLOWS ENGINE OIL TO BYPASS AND FLOW OUT OF THE DRAIN. PUMP WAS REPLACED AND AIRCRAFT RETURN TO SERVICE. DATE CODE ON THE Apr 13, 2008 · Robsin R44RAVENII · Engine Oil Distribution (Airframe Furnished)SDR CA080415007Starter Gen · cracked(CAN) AFTER FIRST GROUND RUN, STARTER CRACKED, REPLACED STARTER (TC NR 20080415007)Apr 11, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080414003Gear · wornUPON POST FLIGHT INSPECTION, STARTER TEETH FOUND WORN, REMOVED AND INSTALLED NEW STARTER.Apr 10, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080414004Clutch Actuator · malfunctionedUPON INSPECTION, CARRIED OUT METHOD 2 AND THE ACTUATOR KEPT RUNNING .Apr 10, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080410006Shaft · worn(CAN) CLUTCH WAS REMOVED FOR GRINDING NOISE ON GROUND RUN. DURING DISASSEMBLY THE OIL IN THE CLUTCH WAS VERY BLACK DUE TO INTERNAL WEAR OF THE SHAFT, HSG AND SPRAG. THE SPRAG CAGE CROSSBAR WAS CRACKED, PEANUT INNER EARS WERE BROKEN OFF, WEAR ON THE INNER SURFAApr 9, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080410004Pump · leaking(CAN) DURING A DAILY INSP OIL WAS FOUND LEAKING FROM THE ENGINE DRIVEN FUEL PUMP, PART WAS REMOVED AND REPLACED (TC NR 20080410004)Apr 1, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080331004Pump · noisy(CAN) AUX FUEL PUMP HAD EXCESSIVE NOISE THE PUMP WAS REPLACED. (TC NR 20080331004)Mar 19, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080327005Gear · damaged(CAN) STARTER AND RING GEAR TEETH FOUND DAMAGED DURING A DIMar 17, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA081030004Exhaust Duct · deformed(CAN) VISUAL INSP (CF90-03R2) FOUND DEFORMATION AND CRACK IN MUFFLER ASSY AT THE BASE OF THE EXHAUST PIPE WITH SUBSEQUENT LEAK OF EXHAUST GASES INTO CABIN HEAT SYS, NO CO WARNING LIGHTS OR PILOT REPORTS POSTED. PART REPLACED AS REQ`D.Mar 13, 2008 · Robsin R44RAVENII · Engine Collector/Tailpipe/NozzleSDR CA080320012Cross Tie · cracked(CAN) DURING A IN-HOUSE 1000 HR CLUTCH INSPECTION THE SPRAG CLUTCH CAGE CROSSBAR WAS FOUND CRACKED. NEW PARTS WERE INSTALLED.Mar 12, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080328008Brushes · worn(CAN) DURING A POST FLIGHT DI THE ALTERNATOR BELT WAS FOUND DAMAGED. CARRIED OUT AN INSPECTION OF THE ALTERNATOR AND FOUND THE BRUSHES AND SLIP RINGS WORN.Mar 8, 2008 · Robsin R44RAVENII · Alternator-Generator DriveSDR CA080327007Gearbox · leaking(CAN) TAILROTOR GEARBOX FOUND LEAKING FROM THE INPUT SEAL DURING DIMar 7, 2008 · Robsin R44RAVENII · Tail Rotor GearboxSDR CA080325015Unknown · unknown(CAN) UPON TAKE OFF AND AT A SPEED OF 30 KTS AND 10-15FT ALTITUDE (AGL), ACFT YAWED RT WITH ENGINE BACKFIRE AND DECELERATION AND IMMEDIATE LOW ROTOR HORN. THE PILOT DROPPED THE COLLECTIVE & CONDUCTED EMERGENCY RUN-ON LANDING IN A FIELD SOUTH OF THE HANGAR. UPOMar 4, 2008 · Robsin R44RAVENII · Standard Practices/StructuresSDR CA080326004Armature · damaged(CAN) HOLES MELTED THROUGH ARMATURE CASE IN STARTER.Mar 4, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080327006Starter Gen · intermittent(CAN) STARTER INTERMITTENTMar 4, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080304012Starter Gen · malfunctioned(CAN) STARTER - COLD WEATHER MACHINES ARE EXPERIENCING SIMILAR DIFFICULTIES WITH STARTER HOUSING (CASING CRACKING OR BREAKING OFF) RENDERING THE STARTER U/S AND LEAVING THE MACHINE UNABLE TO START. COLD WEATHER MAY BE A FACTOR OR SIMPLY THE CASTING IN THE ATTAMar 2, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080304013Starter Gen · cracked(CAN) STARTER -COLD WEATHER MACHINES ARE EXPERIENCING SIMILAR DIFFICULTIES WITH STARTER HOUSING (CASING CRACKING OR BREAKING OFF) RENDERING THE STARTER U/S AND LEAVING THE MACHINE UNABLE TO START. COLD WEATHER MAY BE A FACTOR OR SIMPLY THE CASTING IN THE ATTACFeb 28, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080304014Starter Gen · cracked(CAN) STARTER - COLD WEATHER MACHINES ARE EXPERIENCING SIMILAR DIFFICULTIES WITH STARTER HOUSING (CASING CRACKING OR BREAKING OFF) RENDERING THE STARTER U/S AND LEAVING THE MACHINE UNABLE TO START. COLD WEATHER MAY BE A FACTOR OR SIMPLY THE CASTING IN THE ATTAFeb 17, 2008 · Robsin R44RAVENII · Starter-GeneratorSDR CA080221012Pump · leaking(CAN) DURING THE PREFLIGHT CHECK THE ENGINE DRIVEN FUEL PUMP FOUND LEAKING OIL. (TC NR 20080221012)Feb 14, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080129005Sprag Clutch · cracked(CAN) DURING OVER HAUL, THE CAGE OF THE SPRAG CLUTCH WAS FOUND CRACKED IN 8 PLACES. (TC NR 20080129005)Jan 28, 2008 · Robsin R44RAVENII · Engine/Transmission CouplingSDR CA080227006Cam · broken(CAN) DURING A 500 HR MAG INSPECTION IT WAS NOTED THE CAM WAS TIGHT TO SHAFT, COULD NOT BE REMOVED BY HAND. CAM WAS TAPPED OFF SHAFT WITH BRASS PUNCH AND HAMMER. WHEN CAM CAME OFF SHAFT IT BROKE INTO 4 PIECES. (TC NR 20080227006)Jan 22, 2008 · Robsin R44RAVENII · Magneto/DistributorSDR CA080119001Pump · leaking(CAN) FUEL PUMP LEAKING OIL FROM DRAIN LINE. PUMP REMOVED AND NEW PUMP INSTALLED. DEFECT RECTIFIED. (TC NR 20080119001)Jan 18, 2008 · Robsin R44RAVENII · Engine Fuel PumpSDR CA080108009Link · damaged(CAN) WHILE CONDUCTING AN INSPECTION, IT WAS NOTED THAT THE BEARING LOOKED TO BE SEPERATED FROM THE LINK. THE LINK WAS REMOVED AND INDEED IT WAS. THE LINK AND NEW WASHERS (SB-62) WERE INSTALLED AND NO OTHER ISSUES WERE NOTED. WHILE CONDUCTING RECENT THROTTLE LJan 8, 2008 · Robsin R44RAVENII · Power Lever
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