Lycoming ALF502R-5

Service difficulty reports · 784

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 = 'ALF502R5'
  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 AUS20020389Wire · loose(AUS) NR 3 ENGINE NR 2 EXTINGUISHER USED' LIGHT ILLUMINATED. INITIAL INVESTIGATION FOUND THAT THE EXTINGUISHER PN 57333-012 HAD NOT BEEN DISCHARGED. FURTHER INVESTIGATION FOUND THAT THE WIRES FROM THE BOTTLE USED' PRESSURE SWITCH WERE LOOSE AT THE TERMINAL BOApr 21, 2002 · Bag BAE146300A · Fire Protection System WiringSDR AUS20020365Hose · ruptured(AUS) AIRCRAFT SUFFERED GREEN SYSTEM HYDRAULIC FLUID LOSS DURING TAXI.INSPECTION FOUND THAT THE FLEXIBLE EXTEND HOSE TO THE NOSELANDING GEAR ACTUATOR HAD RUPTURED.Apr 18, 2002 · Bag BAE146300A · Landing Gear Retraction/Extension SystemSDR AUS20020346Selector Valve · leaking(AUS) YELLOW HYDRAULIC SYSTEM SELECTOR VALVE INTERNAL LEAK.Apr 12, 2002 · Bac 146100A · Hydraulic System, MainSDR AUS20020260Indicator · inaccurate(AUS) STANDBY HORIZON OUT OF LIMITS COMPARED WITH ADI.Mar 15, 2002 · Bac 146100A · Attitude and Direction Data SystemSDR AUS20020286Bulb · burned out(AUS) LT LANDING GEAR DOWN AND LOCKED INDICATOR BULB BLOWN.Mar 15, 2002 · Bac 146200A · Landing Gear Position and WarningSDR AUS20020149Hose · burst(AUS) NOSE LANDING GEAR ACTUATOR RETRACTION HOSE BURST. LOSS OF GREEN HYDRAULIC SYSTEM FLUID.Feb 28, 2002 · Bac 146100A · Hydraulic System, MainSDR AUS20020073Valve · faulty(AUS) OXYGEN BAROMETRIC VALVE ELECTRICAL CONNECTOR HAD DIFFERENT POLARISING KEYS TO THE AIRCRAFT ELECTRICAL CONNECTOR AND COULDNOT BE FITTED. INVESTIGATION FOUND THAT THE INCORRECT CONNECTOR PN MS2464R14B15PN HAD BEEN FITTED DURING REPAIR INSTEAD OF THE CORRECJan 26, 2002 · Bac 146100A · Crew Oxygen SystemSDR AUS20020041Duct · cracked(AUS) NO2 AIR CYCLE MACHINE INLET PIPE CRACKED.Jan 18, 2002 · Bac 146200A · Cabin Cooling SystemSDR AUS20020114Cdu · faulty(AUS) GNSX CDU FAILED. SMOKE IN COCKPIT. BURNING SMELL EMINATING FROM COCKPIT DISPLAY UNIT.Jan 18, 2002 · Bag BAE146300A · Global Positioning SystemSDR AUS20020029Contactor · open(AUS) AFTER TAKEOFF THE CREW REPORTED THAT SEVERAL SYSTEMS WARNINGS CAME ON. INVESTIGATION FOUND THE AUXILIARY CONTACTS WERE OPEN CIRCUITED ON BUS TIE CONTACTOR XD4.Jan 16, 2002 · Bac 146200A · AC Power Distribution SystemSDR AUS20020035Fitting · failed(AUS) LANDING GEAR ASSIST ACTUATOR MOUNT BRACKET FAILED. DAMAGE CAUSED TO FUSELAGE. INVESTIGATION FOUND THAT THE EMERGENCYSELECTOR LEVER WAS NOT FULLY MOVED TO THE FULL UP DETENTCAUSING THE LEVER TO MOVE TOWARDS THE DOWN POSITION WHILE THE GEAR WAS EXTENDING CJan 16, 2002 · Bac 146100A · Main Landing Gear Attach SectionSDR AUS20020274Gcu · faulty(AUS) NR 1 GENERATOR CONTROL UNIT (GCU) FAULTY.Jan 15, 2002 · Bac 146200A · AC RegulatorSDR AUS20011401Control Unit · faulty(AUS) TRAILING EDGE FLAP CONTROL UNIT FAULTY.Dec 30, 2001 · Bac 146100A · Trailing Edge Flap Control SystemSDR AUS20011368Hose · ruptured(AUS) AIRBRAKE ACTUATOR RETRACTION HOSE RUPTURED. LOSS OF GREEN SYSTEMHYDRAULIC FLUID.Dec 19, 2001 · Bac 146100A · Drag Control SystemSDR AUS20011370Wire Harness · contaminated(AUS) NO3 ENGINE VIBRATION TRANDUCER HARNESS CONTAMINATED WITH WATER. ENGINE HAD PREVIOUSLY SUFFERED A BIRDSTRIKE FOLLOWED BY A COMPRESSOR WASH TO REMOVE CONTAMINANTS.Dec 18, 2001 · Bac 146200A · Engine Vibration AnalyzerSDR AUS20011327Wire · misinstalled(AUS) RT MAIN LANDING GEAR UPLOCK PRINTED CIRCUIT BOARD GJ21 HAD A BARE WIRE WITHOUT THE PIN PUSHED IN AT PIN 29. PERSONNEL/MAINTENANCE ERROR.Dec 12, 2001 · Bac 146100A · Landing Gear Position and WarningSDR AUS20011295Warning System · false activation(AUS) RT MAIN LANDING GEAR WARNING LIGHT REMAINED ILLUMINATED FOLLOWING GEAR UP SELECTION. INVESTIGATION CONTINUING.Dec 10, 2001 · Bac 146100A · Landing Gear Position and WarningSDR AUS20011329Girt Bar · misinstalled(AUS) FORWARD ENTRY DOOR ESCAPE SLIDE GIRT BAR ATTACHED UPSIDE DOWN. PERSONNEL/MAINTENANCE ERROR.Dec 10, 2001 · Bac 146200A · Escape SlideSDR AUS20011296Wire Harness · faulty(AUS) RT MAIN LANDING GEAR UPLOCK HARNESS SUSPECT FAULTY.Dec 7, 2001 · Bac 146100A · Landing Gear System WiringSDR AUS20011289Plate · out of adjust(AUS) RT MAIN LANDING GEAR AND LANDING GEAR DOOR UPLOCK STRIKER PLATES OUT OF ADJUSTMENT.Dec 5, 2001 · Bac 146100A · Landing Gear Retraction/Extension SystemSDR AUS20011270Shuttle Valve · faulty(AUS) HYDRAULIC FLUID TRANSFERRED FROM GREEN HYDRAULIC SYSTEM TO YELLOW HYDRAULIC SYSTEM. INVESTIGATION FOUND THAT THE MAIN WHEEL BRAKE SHUTTLE VALVES WERE THE CAUSE OF THE PROBLEM.Nov 28, 2001 · Bac 146200A · Landing Gear Brake SystemSDR AUS20011195Fastener · sheared(AUS) FRAME 29 RH SIDE HILOK FASTENER SHEARED IN AREA ADJACENT TO STRINGER NO11.Nov 10, 2001 · Bac 146200A · Fuselage Main, FrameSDR AUS20011151Indicator · failed(AUS) NR 2 ENGINE N1 INDICATION FAILED FOLLOWING TAKEOFF. INDICATION RETURNED PRIOR TO LANDING. INVESTIGATION COULD FIND NO CAUSE FORTHE DEFECT.Oct 30, 2001 · Bac 146100A · Engine RPM Indicating SystemSDR AUS20011111Fire Bottle · misinstalled(AUS) NO3 ENGINE NO2 FIRE BOTTLE INCORRECTLY WIRED. PERSONNEL/MAINTENANCE ERROR.Oct 17, 2001 · Bac 146200A · Fire Bottle, FixedSDR AUS20011249Cable · chafed(AUS) RT ELEVATOR CABLE RUBBING ON STRUCTURE AT LIGHTENING HOLE LOCATED BELOW THE CABLE TENSION REGULATOR AT THE TOP OF THE VERTICAL STABILISER AT STA 565.15.Oct 15, 2001 · Bac 146100A · Elevator Control SystemSDR AUS20011344Motor · faulty(AUS) NR 2 ENGINE STARTER MOTOR FAULTY. STARTER OPERATING LIGHT ON DURING FLIGHT.Oct 13, 2001 · Bac 146100A · Engine StarterSDR AUS20011067Engine · failed(AUS) NR 3 ENGINE OIL PRESSURE LOSS. ENGINE WAS SHUTDOWN BUT CONTINUED TO WINDMILL IN FLIGHT FOR APPROXIMATELY 40 MINUTES.Oct 11, 2001 · Bac 146100A · Engine (Turbine/Turboprop)SDR AUS20011061Speaker · shorted(AUS) REAR FLIGHT ATTENDANT SPEAKER (TD85) INOPERATIVE DUE TO OPEN CIRCUIT.Oct 5, 2001 · Bac 146100A · Interphone/Passenger Announcement (PA) SystemSDR AUS20011014Hose · leaking(AUS) LT MAIN LANDING GEAR HYDRAULIC HOSE TO WHEEL AUTO BRAKE FAILED.Sep 22, 2001 · Bac 146100A · Landing Gear Retraction/Extension SystemSDR CA011001004Line · leaking(CAN) INVESTIGATION OF A HYDRAULIC LEAK REVEALED A CRACKED FLARE ON THE HYDRAULIC LINE BETWEEN THE NR 1 ANTI-SKID VALVE AND A TEE FITTING.Sep 8, 2001 · Bac 146200A · Hydraulic System, MainSDR AUS20010975Jackscrew · contaminated(AUS) FLAP SCREWJACK BALLNUTS WATER CONTAMINATION. NR 2 LT, NR 2 RT AND NR 3 RT SCREWJACKS AFFECTED.Sep 5, 2001 · Bac 146100A · Trailing Edge Flap Control SystemSDR AUS20010969Computer · faulty(AUS) FLAP COMPUTER FAULTY.Sep 3, 2001 · Bac 146100A · Trailing Edge Flap Control SystemSDR AUS20010950Bleed Band · broken(AUS) NO3 ENGINE BLEED BAND BROKEN IN AREA UNDER ACTUATOR BODY.Aug 30, 2001 · Bac 146200A · Compressor Bleed ValveSDR AUS20010940Power Lever · seized(AUS) NR 3 ENGINE THRUST LEVER SEIZED. THRUST LEVER WORKED NORMALLYLATER IN THE FLIGHT. INVESTIGATION COULD FIND NO REASON FOR LEVER STICKING.Aug 28, 2001 · Bag BAE146300A · Power LeverSDR AUS20010987Seal · deteriorated(AUS) APU EXHAUST DUCT SHROUD SEAL DETERIORATED.Aug 26, 2001 · Bac 146200A · APU Exhaust SystemSDR AUS20010909Line · leaking(AUS) HYDRAULIC PIPE LEAKING. LOSS OF HYDRAULIC FLUID.Aug 21, 2001 · Bac 146200A · Hydraulic System, MainSDR AUS20010916Bearing · failed(AUS) NR 2 MAIN WHEEL INNER BEARING DISINTEGRATED CAUSING THE INNER RACE TO FUSE TO THE AXLE.Aug 21, 2001 · Bag BAE146200A · Wheel/Ski/FloatSDR AUS20010890Seal · leaking(AUS) NO1 ENGINE NO9 BEARING SEAL LEAKING. FUMES IN CABIN.Aug 11, 2001 · Bac 146200A · Turbine Engine Compressor SectionSDR AUS20010771Mount · damaged(AUS) NO4 INTEGRATED DRIVE GENERATOR (IDG) BROKEN AWAY FROM GEARBOX DUE TO FAILURE OF THE MOUNT.Jul 26, 2001 · Bac 146200A · Turbine Engine Accessory DriveSDR AUS20010876Seal · worn(AUS) NR 3 ENGINE LEAKING OIL FROM BLEED BAND AREA. FUMES ENTERING CABIN THROUGH AIR CONDITIONING SYSTEM. INVESTIGATION FOUND NO1 BEARINGSEAL AND FACE PLATE ASSEMBLY WORN.Jul 26, 2001 · Bac 146200A · Turbine Engine Compressor SectionSDR AUS20010857Skin · corroded(AUS) LT WING LOWER SKIN CORRODED IN AREA BETWEEN RIB 13 AND RIB 15.CORROSION WAS BEYOND ALLOWIABLE LIMITS.Jul 16, 2001 · Bag BAE146100A · Wing, Plate/SkinSDR AUS20010763Engine · leaking(AUS) NR 3 ENGINE HP COMPRESSOR CONTAMINATED WITH OIL. FUMES IN CABIN.Jul 15, 2001 · Bag BAE146200A · Engine (Turbine/Turboprop)SDR CA010830017Wheel · cracked(CAN) THE WHEEL HAD BEEN REMOVED DUE TO THE TIRE BEING WORN TO LIMITS. DURING THE CLEANING PROCESS, TWO CRACKS WERE DISCOVERED VISUALLY. THEY RAN FROM THE LIGHTENING HOLES TO UNDER THE WHEEL BEARING OUTTER RACE. PICTURES ARE AVAILABLE. THE WHEEL HALF HAD BEEN Jul 13, 2001 · Bag BAE146200A · Wheel/Ski/FloatSDR AUS20010727Engine · failed(AUS) NR 3 ENGINE OIL PRESSURE LOSS.Jul 10, 2001 · Bag BAE146200A · Engine (Turbine/Turboprop)SDR AUS20010793Pump · worn(AUS) ENGINE DRIVEN HYDRAULIC PUMP INTERNAL AND EXTERNAL DRIVE SPLINES WORN EXCESSIVELY.Jul 10, 2001 · Bag BAE146200A · Hydraulic Pump (Electric/Engine), MainSDR AUS20010776Mount · failed(AUS) NO4 CSD MOUNT FAILED. IDG ASSEMBLY SEPARATED FROM GEARBOX.Jul 9, 2001 · Bac 146200A · Turbine Engine Accessory DriveSDR AUS20010691Engine · malfunctioned(AUS) NR 2 ENGINE HAD NO OIL PRESSURE. LIMITED INFORMATION PROVIDED.Jul 7, 2001 · Bag BAE146200A · Engine (Turbine/Turboprop)SDR AUS20010714Bolt · corroded(AUS) WING/PYLON BOLTS (3OFF) CORRODED UNDER THE HEAD AND ON THE BOLT SHANK. FOUND DURING INSPECTION IAW ER BA6-54-40-4 REV E.Jul 4, 2001 · Bag BAE146300A · Nacelle/Pylon, Attach FittingsSDR AUS20010712Bolt · corroded(AUS) WING/PYLON BOLT CORRODED UNDER HEAD. FOUND DURING INSPECTION IAWER BA6-54-40-4.Jul 3, 2001 · Bag BAE146300A · Nacelle/Pylon, Attach FittingsSDR CA010703022Bearing · making metal(CAN) DURING ROUTINE INSPECTION NR 4 ENGINE FULL FLOW CHIP DETECTOR WAS FOUND TO HAVE "CONDITION 2" CONTAMINATION. THE ENGINE WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE. TEARDOWN REVEALED THAT THE PRE MOD NR 2 BEARING PACK LOCATING PIN HAD SHEARED AJun 27, 2001 · Bag BAE146200A · Engine (Turbine/Turboprop)
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