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 AU980788Fitting · corroded(AUS) HORIZONTAL STABILISER ATTACHMENT FITTING INNER FACES AND ADJOINING VERTICAL STABILIZER LUGS CONTAINED AREAS OF MINOR CORROSION AND DAMAGE ON SEVERAL LUGS.Jan 30, 1998 · Bac 146200A · Horizontal Stabilizer, Attach FittingsSDR AU980040Symbol Generator · contaminated(AUS) LH SYMBOL GENERATOR FAULTY DUE TO WATER CONTAMINATION.Jan 21, 1998 · Bac 146300A · Integrated Flight SystemSDR AU980789Manifold · cracked(AUS) NR 3 ENGINE RIGHT FUEL MANIFOLD SEGMENT CRACKED. FOUND DURING EDDY CURRENT INSPECTION IAW ER ALF-73-10-20 PART 2B. PART TOTAL CYCLES: 17,119.Jan 21, 1998 · Bac 146200A · Engine Fuel DistributionSDR 98ZZZX1197Engine · failedSBA - FLT 586 - NR 1 ENGINE FAILED ON CLIMB-OUT FROM SBA TO DEN - DIVERTED TO LAS. UNDER FURTHER INVESTIGATION.Jan 16, 1998 · N611AW · Bag BAE146300A · Engine (Turbine/Turboprop)SDR 99ZZZM535Engine · failedNR 1 ENGINE FAILED ON CLIMB-OUT FROM SBA TO DEN. DIVERTED TO LAS. REMOVED AND REPLACED NR 1 ENGINE IAW AWAC ENDING CHANGE CHECKLIST AND AIRCRAFT MM. (M)Jan 16, 1998 · N611AW · Bag BAE146300A · Engine (Turbine/Turboprop)SDR AU980728Skin · damaged(AUS) WING TOP SKIN LOWER SURFACE CONTAINED NUMEROUS DRILL MARKS IN THE AREA AT RIB ZERO AND RIB 2, LT AND RT SIDES. FOUND DURING INSPECTION IAW ER BA6-57-10-9A (AD/BAE146/066). SUSPECT MANUFACTURING FAULT.Jan 16, 1998 · Bac 146200A · Wing, Plate/SkinSDR AU980189Seal · scored(AUS) NO2 ENGINE LOW PRESSURE FUEL PUMP SHAFT CARBON SEAL CONTACT FACE WORN AND SCORED. INTERNAL `O' RING SEAL DAMAGED. FUEL PUMP DRIVESHAFT SPLINES EXCESSIVELY WORN. SUSPECT CAUSED BY LUBRICATING GREASE BEING WASHED OUT OF SPLINES BY FUEL LEAKING PAST THE SHAJan 9, 1998 · Bac 146200A · Engine Fuel PumpSDR AU980018Fire Bottle · empty(AUS) NO4 ENGINE OUTBOARD FIRE BOTTLE UNDERWEIGHT. FOUND DURING INSPECTION IAW ER BA6-26-20-15.Jan 4, 1998 · Bac 146200A · Fire Bottle, FixedSDR AU980727Fire Bottle · discharged(AUS) NR 1 ENGINE OUTBOARD FIRE EXTINGUISHER BOTTLE EMPTY. SUSPECT CAUSED BY CORROSION OF THE HEAD ASSEMBLY AND LEAKAGE AT THE HEAD TO CYLINDER JOINT. FOUND DURING INSPECTION IAW ER BA6-26-20-15. PART TOTAL CYCLES: 12,839.Jan 4, 1998 · Bac 146200A · Fire Bottle, FixedSDR AU980017Fire Bottle · empty(AUS) APU FIRE EXTINGUISHER BOTTLE EMPTY. FOUND DURING INSPECTION IAW ER BA6-26-20-15.Jan 3, 1998 · Bac 146200A · Fire Bottle, FixedSDR AU980079Idg · leaking(AUS) NO1 ENGINE INTEGRATED DRIVE GENERATOR (IDG) LEAKING OIL FROM SIGHT GLASS.Jan 3, 1998 · Bac 146200A · AC Generator-AlternatorSDR AU971639Skin · cracked(AUS) UPPER WING SURFACE SKIN CRACKED IN THREE PLACES. CRACKS EMANATING FROM THE CENTRE FUEL TANK OVERWING REFUEL CAP CUTOUT IN THE WINGPLANK SKIN.Dec 31, 1997 · Bac 146300A · Wing, Plate/SkinSDR AU971600Fire Bottle · corroded(AUS) NO1 ENGINE OUTBOARD FIRE EXTINGUISHER BOTTLE APPROXIMATELY 0.7KG UNDERWEIGHT DURING INSPECTION IAW BA6-26-20-15. CORROSION WAS ALSO FOUND ON APPROXIMATELY 20% OF THE NECK AREA.Dec 27, 1997 · Bac 146200A · Fire Bottle, FixedSDR AU971599Fire Bottle · empty(AUS) NO2 ENGINE INBOARD FIRE EXTINGUISHER BOTTLE EMPTY. FOUND DURING REMOVAL FOR REWEIGH.Dec 24, 1997 · Bac 146200A · Fire Bottle, FixedSDR AU971598Connector · loose(AUS) NO3 ENGINE FALSE FIRE WARNING DUE TO LOOSE AND DIRTY ELECTRICAL CONNECTOR PLUG. FIRE BOTTLE ACTIVATED.Dec 23, 1997 · Bac 146200A · Fire DetectionSDR AU971592Fire Bottle · empty(AUS) APU FIRE EXTINGUISHER BOTTLE EMPTY. NO EVIDENCE OF DISCHARGE. FOUND DURING REMOVAL FOR REWEIGH.Dec 22, 1997 · Bac 146200A · Fire Bottle, FixedSDR AU971594Blade · failed(AUS) NO4 ENGINE FAILED. SUSPECT 1ST STAGE HP TURBINE BLADE FAILURE.Dec 18, 1997 · Turbine SectionSDR AU971586Engine · failed(AUS) NO3 ENGINE CHIP DETECTORS CONTAMINATED. LOW PRESSURE SPOOL DIFFICULT TO ROTATE BY HAND.Dec 12, 1997 · Engine (Turbine/Turboprop)SDR CA971216016Bearing · failed(CAN) METAL FOUND IN FULL FLOW CHIP DETECTORS. DAMAGE FOUND TO NR 2 BEARING AND HOUSING.Dec 9, 1997 · Turbine Engine Compressor SectionSDR 98ZZZX2728Engine · vibrationORD - NR 1 ENGINE WAS SHUT DOWN IN CLIMB DUE TO EXCESSIVE VIBRATION FELT IN THE POWER LEVER AND VIBRATION INDICATOR AT 3.0. DIVERTED AIRCRAFT TO ATW. REMOVED AND REPLACED NR 1 ENGINE.Dec 3, 1997 · N183US · Bag BAE146200A · Engine (Turbine/Turboprop)SDR 98ZZZX3982Engine · vibrationORD - NR 1 ENGINE WAS SHUT DOWN DUE TO EXCESSIVE ENGINE VIBRATION. REMOVED AND REPLACED NR 1 ENGINE ASSY IAW G.M.M. VOL II SECT 5 CHAPTER 71, 71-10-00-06, S/N OFF OF-05210, S/N ON LF-05420A.Dec 3, 1997 · N183US · Bag BAE146200A · Engine (Turbine/Turboprop)SDR AU971530Seal · faulty(AUS) ENGINE NO4 BEARING SEAL FAULTY. OIL PRESENT IN TAILPIPE.Dec 1, 1997 · Bac 146200A · Turbine SectionSDR AU971533Seal · leaking(AUS) NO4 ENGINE IDG LIP SEAL LEAKING.Dec 1, 1997 · Bac 146200A · Turbine Engine Accessory DriveSDR AU971504Hose · failed(AUS) RH LANDING GEAR RETRACTION ACTUATOR PRESSURE HOSE FAILED. LOSS OF GREEN SYSTEM HYDRAULIC FLUID.Nov 29, 1997 · Bac 146100A · Hydraulic System, MainSDR AU971593Fire Bottle · empty(AUS) NO3 ENGINE INBOARD FIRE EXTINGUISHER EMPTY. FOUND DURING REWEIGH.Nov 29, 1997 · Bac 146300A · Fire Bottle, FixedSDR AU971532Static Wick · lightning strike(AUS) AIRCRAFT SUFFERED A LIGHTNING STRIKE. INSPECTION FOUND THE ONLY POINT OF THE STRIKE WAS ON THE LH AILERON STATIC WICK.Nov 27, 1997 · Bac 146200A · Static Discharge SystemSDR CA971216011Fuel Line · leaking(CAN) NR 1 ENGINE RIGHT HAND PRIMARY FUEL PRESSURE RIGID LINE TO FUEL MANIFOLD LEAKING AT "B" NUT FERRULE WELD WHEN UNDER PRESSURE. LINE REPLACED.Nov 27, 1997 · Engine Fuel DistributionSDR CA971216013Controller · failed(CAN) PRESSURIZATION CONTROLLER FAILED TO RESPOND TO AUTO OR MANUAL CONTROL. PART TC: 17,403.Nov 27, 1997 · Bag BAE146200A · Cabin Pressure ControllerSDR CA971216014Seal · leaking(CAN) OIL FOUND IN NR 3 ENGINE SUPERCHARGER. NR 3 SEAL REPLACED.Nov 27, 1997 · Exhaust TurbochargerSDR AU971483Chip Detector · separated(AUS) NO1 ENGINE FULL FLOW CHIP DETECTOR DISLODGED ALLOWING A MASSIVE OIL LEAK. ENGINE WAS INSPECTED IAW MAINTENANCE MANUAL WITH NO FAULT FOUND AND RETURNED TO SERVICE.Nov 26, 1997 · Bac 146100A · Turbine Engine Oil SystemSDR AU971534Cell · overheated(AUS) MAIN AIRCRAFT BATTERY INTERNAL MONOBLOCS OVERHEATED AND DISTORTED.Nov 22, 1997 · Bac 146300A · Battery/Charger SystemSDR CA971210016Windscreen · shattered(CAN) CAPTAIN'S 'B' WINDSCREEN SHATTERED (OUTER PANEL) IN-FLIGHT. PART TC: 7,695.Nov 21, 1997 · Bag BAE146200A · Flight Compartment WindowsSDR CA971216008Seal · leaking(CAN) OIL FOUND IN SUPERCHARGER. NR 9 SEAL REPLACED.Nov 21, 1997 · Exhaust TurbochargerSDR CA971216004Heat Exchanger · leaking(CAN) OVER FULL OIL LEVEL CHECKED. OIL SMELLS OF JET FUEL. OIL/FUEL HEAT EXCHANGER REPLACED. PART TC: 12,680.Nov 19, 1997 · Engine Fuel/Oil CoolerSDR CA971216005Tms Actuator · failed(CAN) UNABLE TO REDUCE POWER BELOW 85 PERCENT N1. ENGINE WAS SHUT DOWN BY USING 'T' HANDLE, WHILE ON APPROACH. TORQUE MANAGEMENT SYSTEM (TMS) ACTUATOR WAS FOUND STUCK IN THE FULLY EXTENDED POSITION. TMS ACTUATOR REPLACED, ENGINES WERE GOUND RUN SERVICEABLE ANov 17, 1997 · Engine BMEP/Torque IndicatingSDR CA971219039Drive Shaft · disconnected(CAN) ON TAKEOFF ROLL, THE NR 3 ENGINE SHUT DOWN. TAKEOFF REJECTED, AIRCRAFT RETURNED TO GATE. CONFIRMED THAT THERE WAS NO FUEL SUPPLY. FUEL CONTROL REMOVED, FUEL PUMP DRIVE SHAFT APPEARED TO BE DISCONNECTED FROM PUMP DRIVE GEARS. PART TC: 14,146.Nov 15, 1997 · Bag BAE146200A · Fuel Boost PumpSDR AU971503Piston · leaking(AUS) RH NO3 BRAKE AUXILIARY PISTON LEAKING. LOSS OF HYDRAULIC FLUID FROM GREEN SYSTEM.Nov 13, 1997 · Bac 146200A · BrakeSDR CA971216002Heat Exchanger · dirty(CAN) NR 2 PACK WOULD NOT COME ON-LINE WITH APU AIR. ON GROUND RUN WITH ENGINES RUNNING NR 2 PACK, IT CAUSED SMOKE IN THE CABIN AND DUCT TEMPERATURE VERY HOT. PRIMARY HEAT EXCHANGER AND SECONDARY EXCHANGER P/N 4756C000 REPLACED.Nov 13, 1997 · Bag BAE146200A · Cabin Cooling SystemSDR CA971113011Air Conditioning · smoke(CAN) ON TAXI, CABIN FILLED WITH HAZE AND SMOKE. AIRCRAFT RETURNED TO GATE. COMPLETE SYSTEMS RUN, NOTHING FOUND.Oct 30, 1997 · Bag BAE146200A · Air Conditioning SystemSDR CA971110018Windshield · cracked(CAN) OUTER PANE OF CAPTAIN'S WINDSHIELD CRACKED. PART TOTAL CYCLES, 1,056.Oct 29, 1997 · Bag BAE146200A · Flight Compartment WindowsSDR 98ZZZX1190Engine · damagedATW - FLT 608 - NR 1 ENGINE PRODUCING ONLY 60 PERCENT N1. TAKE OFF ABORTED. INTERNAL ENGINE DAMAGE NOTED.Oct 24, 1997 · N156TR · Bag BAE146200A · Engine (Turbine/Turboprop)SDR 98ZZZX3979Engine · malfunctionedFLT 608 - ON TAKEOFF ROLL, NR 1 ENGINE ACCELERATED ONLY TO 60 PERCENT N1. ABORTED TAKEOFF AND NR 1 N2 WENT TO ZERO, TGT TO 800. ENGINE WAS SHUT DOWN AT THAT TIME. REMOVED AND REPLACED NR 1 ENGINE IAW AVRO AMM. REFER TO AWAC ENGINE CHECK LIST FOR DETAILS. Oct 24, 1997 · N156TR · Bag BAE146200A · Engine (Turbine/Turboprop)SDR AU971404Fire Bottle · low quantity(AUS) APU FIRE EXTINGUISHER BOTTLE UNDERWEIGHT BY 0.4KG. EVIDENCE OFCORROSION ON THE BOTTLE.Oct 17, 1997 · Bac 146200A · Fire Bottle, FixedSDR AU971361Fire Bottle · empty(AUS) NO1 ENGINE OUTBOARD FIRE EXTINGUISHER BOTTLE FOUND TO BE EMPTY WHEN REMOVED FOR ROUTINE REWEIGH. SOME CORROSION WAS FOUND IN THE AREA OF THE BOTTLE NECK. THE COWL DISCHARGE INDICATOR DISC WASFOUND TO BE INTACT.Oct 10, 1997 · Bac 146200A · Fire Bottle, FixedSDR CA971006009Brake Assembly · delaminated(CAN) BRAKE INSPECTION REVEALED THAT THE HEAT PACK WAS DELAMINATED AND THE SPREADER PLATE WAS DISTORTED BEYOND LIMITS. HEAT PACK WAS P/N AHO-90004. THIS HEAT PACK P/N IDENTIFIES A REDUCED LIFE HEAT PACK.Oct 6, 1997 · Bag BAE146200A · BrakeSDR AU971411Fire Bottle · empty(AUS) NO2 ENGINE INBOARD FIRE EXTINGUISHER BOTTLE ALMOST EMPTY. SUSPECT CAUSED BY CORROSION ON HEAD ASSEMBLY AND FILL FITTINGS ALLOWING LEAKAGE.Oct 2, 1997 · Bac 146200A · Fire Bottle, FixedSDR CA971015007Apu · failed(CAN) DURING TAXI WHEN APU AIR WAS SELECTED ON THERE WAS A SMELL FROM THE AIR CONDITIONING SYSTEM. APU REPLACED.Sep 30, 1997 · Bag BAE146200A · Airborne Auxiliary Power Unit (APU) SystemSDR AU971336Skin · corroded(AUS) LH WING SKIN SEVERELY CORRODED IN AREA OF TRAILING EDGE INBOARD OF RIB 2 AND AT THE INTERSECTION OF RIB 2 AND STRINGER 1Sep 27, 1997 · Bac 146100A · Wing, Plate/SkinSDR AU971337Frame · corroded(AUS) WINDOW CUTOUT FRAME 28-29 SEVERELY CORRODED.Sep 27, 1997 · Bac 146100A · Fuselage Miscellaneous StructureSDR CA971015005Seal · leaking(CAN) OIL LEAKING FROM NR1 SEAL. ENGINE REPLACED.Sep 26, 1997 · Turbine Engine Compressor Section
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