Lycoming AEIO-540-D4D5

Service difficulty reports · 129

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 = 'AEIO540D4D5'
  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 2003FA0000343Pump · failedDURING GROUND RUN FUEL PRESSURE READINGS WERE HIGH AND UNABLE TO ADJUST PRESSURES.Feb 20, 2003 · N864AF · Grob G120A · Engine Fuel PumpSDR VJ32003F00022Clock · brokenLT HAND STOP PIN BROKEN OFF FROM NORMAL USE.Jan 24, 2003 · N867AF · Grob G120A · Independent InstrumentsSDR 2003FA0000075Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MFG LOOK AT PROCESS OF MANUFACTURING AND LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTJan 17, 2003 · Magneto/DistributorSDR 2003FA0000070Brushes · missingMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS MISSING. MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE THEY FIT TOGETHER TO HELP PREVENT GEAR FROM ROCKIJan 16, 2003 · Magneto/DistributorSDR 2003FA0000074Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE Jan 16, 2003 · Magneto/DistributorSDR VJ32003F00014Pump · erraticDURING GROUND RUN FUEL PRESSURE READINGS WERE ERRATIC AND HIGH. FUEL PUMP SHAFT FEELS ROUGH COULD BE CAUSE TO HIGH READINGS. NO RECOMMENDATION AT THIS TIME.Nov 27, 2002 · N867AF · Grob G120A · Engine Fuel PumpSDR VJ32002F00094Armature · burned outDURING GROUND START OF AIRCRAFT ENGINE WOULD NOT START. MAINTENANCE PERSONNEL INSPECTED AND FOUND STARTER HAD BECOME INOPERATIVE. THE STARTER HAS AN ORDER OF BURNED OUT ARMATURE. NO RECOMMENDATION, PART SENT BACK FOR WARRANTY.Nov 21, 2002 · N865AF · Grob G120A · Engine StarterSDR VJ32002F00088Ring · damagedFOLLOWING A ROUTINE FLIGHT, A ROUTINE INSPECTION FOUND THAT THE AFT ALTERNATOR BELT GROOVE HAD BROKEN AWAY FROM THE STARTER RING ASSY. THIS HAD CAUSED THE BELT TO BE DAMAGED BEYOND USE. PIECES OF MATERIAL FROM THE STARTER RING AND RUBBER FROM THE BELT WERE FOct 11, 2002 · N867AF · Grob G120A · Engine StarterSDR VJ32002F00082Valve · failedDURING FLIGHT THE CHT IS CONSISTENTLY HIGH DURING ALL LEVELS OF FLIGHT. PROBABLE CAUSE IS INTERNAL FAILURE OF MANIFOLD VALVE NOT ALLOWING FUEL FLOW PROPERLY.Oct 4, 2002 · N864AF · Grob G120A · Engine Fuel DistributionSDR VJ32002F00084Terminal Block · looseDURING PROGRESSIVE INSPECTION OF ENGINE FOUND TERMINAL STUD ON STARTER SOLENOID LOOSE.Oct 4, 2002 · N864AF · Grob G120A · Engine Starting System WiringSDR VJ32002F00079Uplock Sensor · failedDURING LANDING GEAR INSPECTION GEAR ON LT MAIN WOULD NOT RELEASE FROM UP POSITION UNLESS USING EMERGENCY SYSTEM. TROUBLE SHOOTING THE GEAR SYSTEM FOUND THE LEFT UPLOCK SWITCH WAS NOT RELEASING WHEN GEAR SELECTED TO DOWN POSITION. PROBABLE CAUE COULD BE THE WSep 25, 2002 · N864AF · Grob G120A · Landing Gear Position and WarningSDR VJ32002F00080Bracket · crackedTAILPIPE SUPPORT BRACKET CRACKED AT WELD FROM ENGINE HEAT AND USE AFTER 445 HOURS OF OPERATION. REMOVED MUFFLER AND INSTALLED NEW MUFFLER ASSEMBLY. RECOMMENDATION IS TO BUILD UP THE WELD AREA BETTER. PART SENT IN FOR WARRANTY.Sep 25, 2002 · N862AF · Grob G120A · Engine Collector/Tailpipe/NozzleSDR VJ32002F00081Manifold · inoperativeENGINE WILL NOT SHUT DOWN IN IDLE CUT OFF. RPM JUMPS FROM 250 RPM TO 400 RPM. BELIEVE DIAPHRAM DOES NOT SEAT TO CUT OFF FUEL FLOW.Sep 25, 2002 · N864AF · Grob G120A · Engine Fuel DistributionSDR VJ32002F00075Meter · fluctuatesDURING FLIGHT THE FLIGHT CREW NOTICED THE FUEL FLOW FLUCTUATING. BELIEVED CAUSED FROM HEAT IN ENGINE BAY CAUSING FUEL TO VAPORIZE AS IS PASSES THROUGH FUEL FLOW METER. RECOMMENDATION IS MOUNT THE FUEL FLOW METER HORIZONTALLY AND WRAP IN HEAT SHIELDING.Sep 13, 2002 · N865AF · Grob G120A · Aircraft Fuel Distribution SystemSDR VJ32002F00063Knob · damagedALT. AIR KNOB BECOMES LOOSE AND INOPERATIVE WITH USE. KNOB IS PLASTIC WITH A HELI-COIL INSERT, SCREWED ONTO THREADED END OF CABLE. KNOB MUST BE ROTATED TO OPERATE ALTERNATE AIR AND THIS CAUSES KNOB TO WEAR AND LOOSEN ON CABLE END. A MORE SECURE METHOD OF ATSep 9, 2002 · N865AF · Grob G120A · Engine Air Intake SystemSDR VJ32002F00064Stud · looseDURING PROGRESSIVE INSPECTION OF ENGINE FOUND TERMINAL STUD ON STARTER SOLENOID LOOSE.Sep 6, 2002 · N862AF · Grob G120A · Engine StarterSDR VJ32002F00062Clamp · crackedDURING PROGRESSIVE INSPECTION FOUND CLAMP CRACKED AND ROLL RIVET SHEARED OFF. PROBABLE CAUSE IS ENGINE VIBRATION.Aug 16, 2002 · N861AF · Grob G120A · Engine Exhaust SystemSDR VJ32002F00059Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 3 CYLINDER FROM NORMAL ENGINE VIBRATION.Aug 5, 2002 · N861AF · Grob G120A · Reciprocating Engine Cylinder SectionSDR VJ32002F00060Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 1 CYLINDER FORM NORMAL ENGINE VIBRATION. RECOMMEND FOR FACTORY TO REINVESTIGATE ENGINEERING DRAWING TO COME UP WITH A STRONGER PIECE OF BAFFLING TO INSTALL.Aug 5, 2002 · N864AF · Grob G120A · Reciprocating Engine Cylinder SectionSDR VJ32002F00061Baffle · crackedENGINE BAFFLE CRACKED ON NUMBER 4 CYLINDER FROM NORMAL ENGINE VIBRATION.Aug 5, 2002 · N864AF · Grob G120A · Reciprocating Engine Cylinder SectionSDR VJ32002F00057Switch · failedDURING INSPECTION OF A DME FAILURE. FOUND WIRE TO SWITCH BROKEN FROM PIN 1. BELIEVE THIS IS BECAUSE OF THE ANGLE THAT THE WIRE IS ROUTED BEHIND THE INSTRUMENT PANEL. SUGGEST MAKING THIS WIRE AN INCH LONGER OR RE-ROUTE TO RELIEF STRESS ON WIRES.Jul 19, 2002 · N862AF · Grob G120A · DME/TACAN SystemSDR VJ32002F00056Pump · failedIN FLIGHT THE INSTRUMENT VACUUM SYSTEM FAIL. THE AIRCRAFT RETURNED TO MAINTENANCE AND AN INSPECTION OF THE SYSTEM FOUNDED THAT THE ROTOR SHAFT HAD SHEARED. PUMP WAS REMOVED AND A NEW PUMP INSTALLED. OPERATIONAL CHECK OF THE SYSTEM CHECKED NORMAL. PART SENTJun 19, 2002 · N865AF · Grob G120A · Pneumatic Distribution SystemSDR 2002FA0000752Transducer · failedAFTER START UP OF THE ENGINE THE FUEL FLOW INDICATION WENT TO ZERO. AIRCRAFT WAS TAKEN TO MAINTENANCE AND FOUND THAT IF YOU TAPPED ON THE UNIT IT WILL WORK. FUEL FLOW TRANSDUCER WAS REMOVED AND AN NEW FUEL FLOW TRANSDUCER WAS INSTALLED. GROUND RUN OF THE EJun 15, 2002 · N865AF · Grob G120A · Fuel Flow SensorSDR 2002FA0000763Transducer · failedFUEL PRESSURE INDICATION WAS 75 PSI WITH THE ENGINE SHUT DOWN AND THE FUEL BOOST PUMP SHUT OFF. REMOVED TRANSDUCER AND INSTALLED NEW FUEL PRESSURE TRANSDUCER. GROUND OPERATION OF FUEL SYSTEM CHECKED NORMAL.Jun 15, 2002 · N865AF · Grob G120A · Fuel Flow SensorSDR 2002FA0000766Transducer · leakingFUEL FLOW INTERMITTENT WENT TO ZERO IN FLIGHT. ENGINE FUEL FLOW SYSTEM WAS INSPECTED AND FOUND THAT FUEL FLOW TRANSDUCER WAS LEAKING FUEL. REMOVED TRANSDUCER AND INSTALLED NEW TRANSDUCER. OPERATIONAL CHECK OF THE ENGINE ON THE GROUND CHECKED NORMAL.Jun 12, 2002 · N865AF · Grob G120A · Fuel Flow SensorSDR 2002FA0000767Shock Mount · brokenINSTRUMENT SHOCK MOUNT BROKEN, IT SUPPORTS THE UPPER RIGHT HAND SIDE. REMOVED BROKEN SHOCK MOUNT AND INSTALLED NEW SHOCK MOUNT.Jun 11, 2002 · N865AF · Grob G120A · Instrument PanelSDR 2002FA0000768Bracket · crackedALTERNATOR BRACKET CRACKED, THIS BRACKET IS USED TO ADJUST THE BELT TENSION. REMOVED BRACKET AND INSTALLED NEW BRACKET. ADJUSTED BELT TENSION IAW MM.Jun 11, 2002 · N864AF · Grob G120A · DC Generator-AlternatorSDR 2002FA0000718Muffler · crackedTAIL PIPE SUPPORT BRACKET CRACKED AT WELD. REMOVED MUFFLER AND INSTALLED NEW MUFFLER ASSEMBLY. PART SENT IN FOR WARRANTY.Jun 5, 2002 · N861AF · Grob G120A · Engine Noise SuppressorSDR VJ32002F00047Baffle · crackedENGINE BAFFLE CRACKED ON NR 1 CYLINDER. PART REMOVED AND NEW BAFFLE INSTALLED. PART SENT FOR WARRANTY.May 23, 2002 · N863AF · Grob G120A · Reciprocating Engine Cylinder Section
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