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 AUS20010848Seal · leaking(AUS) NR 1 ENGINE OIL LEAKING AROUND BLEED BAND AREA. NR 1 SEAL LEAKING.Jun 26, 2001 · Bag BAE146300A · Turbine Engine Compressor SectionSDR AUS20010874Seal · leaking(AUS) NR 1 ENGINE NR 9 BEARING SEAL LEAKING. SUSPECT FUMES ENTERING CABIN AND CAUSING CREW PROBLEMS.Jun 25, 2001 · Bac 146200A · Turbine SectionSDR AUS20010666Mount · broken(AUS) NR 1 ENGINE CSD MOUNTING RING MOUNTING BOSSES (5OFF) BROKEN AWAY.Jun 24, 2001 · Bac 146100A · Turbine Engine Accessory DriveSDR AUS20010652Windshield · failed(AUS) RT A' WINDSHIELD ASSEMBLY OUTER PANE SHATTERED.Jun 22, 2001 · Bag BAE146300A · Flight Compartment WindowsSDR CA010723001Computer · malfunctioned(CAN) DURING A MAINTENANCE ENGINE RUN, THE NR 1 ANTI-ICE VALVE CIRCUIT BREAKER POPPED AND WOULD NOT RESET. MAINTENANCE REPLACED THE JUST INSTALLED THRUST MODULATION SYSTEM (TMS) COMPUTER, AND THE PROBLEM WENT AWAY. APPARENTLY, A FAULT IN THE TMS COMPUTER BLEW Jun 21, 2001 · Bag BAE146200A · Air Intake Anti/De-Ice SystemSDR AUS20010619Engine · leaking(AUS) NR 2 ENGINE LEAKING CONTAMINATED AIR INTO CABIN.Jun 16, 2001 · Bag BAE146100A · Engine (Turbine/Turboprop)SDR AUS20010713Autopilot Sys · faulty(AUS) AUTOPILOT FAULTY.Jun 14, 2001 · Bac 146200A · Autopilot SystemSDR CA010625001Pin · damaged(CAN) LARGE SECTION OF CHROME MISSING FROM DIAMETER "A" PIN (PARENT METAL CORRODED UNDER AREA OF MISSING CHROME) DEFECT FOUND REMOVAL OF PIN WHEN RETRACTION ACTUATOR REPLACEMENT WAS REQUIRED. PIN REPLACED. ADDITIONAL INFORMATION & PICTURES E-MAILED TO STEVE DUJun 13, 2001 · Bag BAE146200A · Main Landing GearSDR AUS20010623Seal · leaking(AUS) NR 2 ENGINE OIL LEAKING IN BLEED BAND AREA. OIL SMELL IN COCKPIT.SUSPECT CAUSED BY NO1 OIL SEAL WORN AND LEAKING.Jun 13, 2001 · Bac 146200A · Turbine Engine Compressor SectionSDR AUS20010538Recorder · unserviceable(AUS) OPERATIONAL CHECK AND CALIBRATION CHECK OF FLIGHT DATA RECORDER (FDR) NOT CARRIED OUT. PERSONNEL/MAINTENANCE ERROR.May 28, 2001 · Bag BAE146200A · Data Recorders (Flight/Maintenance)SDR AUS20010539Skin · cracked(AUS) FUSELAGE SKIN CRACKED IN THE AREA BETWEEN FR 35 AND FR 36 ATSTRINGER LOCATIONS 2L AND 3L. CRACK LENGTH 558.8MM (22IN).May 28, 2001 · Bag BAE146200A · Fuselage Main, Plate/SkinSDR AUS20010506Fire Loop · worn(AUS) NR 1 ENGINE FIRE DETECTOR WIRING LOOM CHAFED.May 20, 2001 · Bag BAE146200A · Fire DetectionSDR AUS20010421Fire Bottle · misinstalled(AUS) NR 3 ENGINE FIRE BOTTLE FIRING SWITCH WIRING CONTAINED TWO INLINESPLICES FITTED WITH SMALLER GAUGE WIRES. UNAPPROVED MODIFICATION. PERSONNEL/MAINTENANCE ERROR.May 14, 2001 · Bag BAE146100A · Fire Bottle, FixedSDR AUS20010410Altimeter · failed(AUS) CAPTAINS ALTIMETER FAILED.May 13, 2001 · Bac 146200A · Altimeter, Barometric/EncoderSDR CA010621041Control Unit · leaking(CAN) INVESTIGATION INTO A HYDRAULIC LEAK RESULTED IN REPLACEMENT OF THE FLAP POWER UNIT WHICH WAS FOUND TO BE LEAKING FROM AN OUTPUT SHAFT CAVITY DRAIN. THIS POWER UNIT WAS AN EXCHANGE UNIT AND HAD BEEN INSTALLED FOR 498 HOURS. 17719May 11, 2001 · Bag BAE146200A · Trailing Edge Flap Control SystemSDR AUS20010480Cooling Fan · failed(AUS) CABIN FAN FAILED. INVESTIGATION FOUND BOTH FORE AND AFT FAN MOTOR SHAFT BEARINGS FAILED. THE MOTOR ALSO FAILED ELECTRICALLY WITHSIGNS OF OVERHEATING. BEARING PNO S38SS6CXOG33 AND PNOS100SS6CXOG33.May 5, 2001 · Bag BAE146100A · Air Distribution FanSDR AUS20010424Transceiver · intermittent(AUS) RADIO ALTIMETER TRANSCEIVER INTERMITTENT OPERATION. INVESTIGATION FOUND THE FAULT WAS DUE TO A STRAY VOLTAGE ON A SPARE PIN IN THETRANSCEIVER DUE TO A WIRE FITTED BY A PREVIOUS OPERATOR. THEMODIFICATION WAS NOT NOTIFIED TO THE MANUFACTURER AND THE WIRINGMay 3, 2001 · Bag BAE146100A · Altimeter, Barometric/EncoderSDR CA010522011Proximity Sensor · failed(CAN) THE FLIGHT CREW REPORTED THE L/H RED "GEAR UNSAFE" LIGHT ILLUMINATED ACCOMPANIED BY GEAR HORN, STICK SHAKER, AND MANUAL SPOILER FAULT WHILE AT THE GATE AFTER SWITCHING FROM GROUND POWER TO APU. MAINTENANCE INVESTIGATION REVEALED AN OPEN CIRCUIT IN THE L/Apr 29, 2001 · Bag BAE146200A · Landing Gear SystemSDR AUS20010401Splice · overheated(AUS) GENERATOR FEEDER INLINE SPLICE OVERHEATING. FOUND DURINGINSPECTION IAW TSI 146-24-003.Apr 16, 2001 · Bag BAE146200A · AC Power Distribution SystemSDR AU010344Motor · faulty(AUS) LANDING GEAR SELECTOR VALVE ACTUATOR MOTOR FAULTY.Apr 10, 2001 · Bag BAE146300A · Landing Gear SelectorSDR AU010342Engine · flamed out(AUS) NR 4 ENGINE FLAMEOUT. LIMITED INFORMATION PROVIDED.Apr 7, 2001 · Bac 146200A · Engine (Turbine/Turboprop)SDR AU010340Splice · burned(AUS) APU GENERATOR IN LINE SPLICE LOCATED IN THE FORWARD CARGO COMPARTMENT ROOF LINING OVERHEATED AND BURNED.Apr 6, 2001 · Bag BAE146300A · Electrical Power SystemSDR AU010379Switch · faulty(AUS) LT AND RT OUTBOARD SPOILER MICROSWITCHES FAULTY.Apr 6, 2001 · Bac 146200A · Drag Control SystemSDR AUS20010536Spar · corroded(AUS) LT AND RT WING FORWARD AND AFT SPAR LOWER FLANGES CORRODED IN THE AREA BETWEEN RIB 13 AND RIB 18.Mar 30, 2001 · Bag BAE146200A · Wing SparSDR CA010503007Pump · failed(CAN) THE FLIGHT CREW REPORTED THAT THE C.B. FOR THE AC HYDRAULIC PUMP COOLING FAN POPPED WHEN THE AC PUMP WAS SELECTED ON. THE FAN WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE. THE FAN HAD BEEN IN SERVICE FOR 62 DAYS, 512 HOURS, AND 311 CYCLES SINCE Mar 19, 2001 · Bag BAE146200A · Hydraulic Pump (Electric/Engine), MainSDR AU010192Wire · loose(AUS) NR 2 COMPASS SYSTEM FAULTY. INVESTIGATION FOUND A LOOSE WIRE TERMINAL AND NUT ON THE RT FLUX VALVE TERMINAL BLOCK LOCATED AT THE RH OUTER WING TRAILING EDGE.Mar 12, 2001 · Bag BAE146100A · Navigation System WiringSDR CA010404004Window · cracked(CAN) DURING CLIMBOUT THE FLIGHT CREW REPORTED A CRACK DEVELOPING IN THE LOWER RT CORNER OF THE CAPTAINS B PANEL. THE AIRCRAFT RETURNED TO THE POINT OF DEPARTURE AND THE WINDOW WAS REPLACED. THE WINDOW WAS A REMANUFACTURED EXCHANGE UNIT FROM AEROSPACE COMPOSITMar 2, 2001 · Bag BAE146200A · Flight Compartment WindowsSDR AUS20010537Spar · corroded(AUS) LT AND RT WING FORWARD AND AFT SPAR LOWER FLANGES CORRODED IN THE AREA BETWEEN RIB 13 AND RIB 18.Mar 1, 2001 · Bag BAE146200A · Wing SparSDR AUS20010582Fcu · faulty(AUS) NO1 ENGINE FUEL CONTROL UNIT FAULTY.Feb 27, 2001 · Bac 146200A · Fuel Control/Turbine EnginesSDR CA010301014Controller · failed(CAN) DURING CRUISE FLIGHT AT FL270, THE CREW EXPERIENCED A CABIN HI ALT LIGHT. BLEED FLOW WAS INCREASED AND THE CABIN ALT DESCENDED, EXTINGUISHING THE LIGHT. MAINTENANCE INVESTIGATION REVEALED THAT THE AFT OUTFLOW VALVE WAS NOT CLOSING COMPLETELY. THE CABIN PFeb 25, 2001 · Bag BAE146200A · Cabin Pressure ControllerSDR AU010161Actuator · faulty(AUS) NR 3 ENGINE BLEED BAND ACTUATOR FOLLOWUP ARM RETAINING CLIP AND PIN MISSING ALLOWING THE FOLLOWUP ARM AND THE OPERATING LEVER TO FOUL EACH OTHER WHICH RESULTED IN THE BLEED BAND REMAINING CLOSED.Feb 22, 2001 · Bag BAE146200A · Compressor Bleed ControlSDR AU010257Spar · corroded(AUS) LT AND RT WING FORWARD AND AFT SPAR LOWER FLANGES CORRODED.Feb 13, 2001 · Bag BAE146100A · Wing SparSDR AU010259Skin · corroded(AUS) LT WING LOWER SKIN CORRODED AT RIB BAYS NR 14 TO NR 16. RT WING LOWER SKIN CORRODED AT RIB BAYS NR 14 AND NR 15.Feb 12, 2001 · Bag BAE146100A · Wing, Plate/SkinSDR AUS20010534Bearing · failed(AUS) NO2 ENGINE NO6 BEARING FAILED. CONTAMINATION OF ENGINE OILSYSTEM.Feb 7, 2001 · Bag BAE146300A · Turbine SectionSDR AU010071Transmitter · faulty(AUS) NR 3 ENGINE OIL PRESSURE TRANSMITTER FAULTY.Feb 2, 2001 · Bag BAE146200A · Engine Oil PressureSDR CA010301008Control Panel · failed(CAN) THE FLIGHT CREW REPORTED THAT THE CAPTAINS A PANEL WINDSHIELD HEAT WAS U/S. THE WINDSHIELD WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.Jan 20, 2001 · Bag BAE146200A · Windshield/Door Rain/Ice RemovalSDR AU010024Pin · fractured(AUS) RT MAIN LANDING GEAR WHEEL LEVER TO OLEO ATTACHMENT PIN FRACTURED AND MIGRATED.Jan 16, 2001 · Bac 146100A · Main Landing Gear Strut/Axle/TruckSDR AU010048Spar · corroded(AUS) LT AND RT WING FORWARD AND AFT SPARS CONTAINED PITTING CORROSIONIN AREAS OUTBOARD OF RIB NR 13. HEAVY STAINING FOUND IN WING TANKS SUSPECTED FROM CLADOSPORIUM RESINAE.Jan 8, 2001 · Bac 146300A · Wing SparSDR AU010041Pipe · worn(AUS) NR 3 ENGINE LT PRIMARY FUEL PIPE CHAFING ON COMBUSTOR CASE IN AREA OF THE FORWARD FLANGE OF THE CUSTOMER BLEED FLANGE.Jan 7, 2001 · Bag BAE146200A · Engine Fuel DistributionSDR CA010206008Manifold · cracked(CAN) DURING CLIMB A NR 2 ENGINE FIRE WAS EXPERIENCED AND THE ENGINE WAS SHUT DOWN. INSPECTION REVEALED SIGNS OF A FIRE IN ZONE 2. ITS LEFT FUEL MANIFOLD WAS CRACKED. THIS CRACK WAS IN SUCH A POSITION THAT THE TASK GENERATED BY AD 97-11-05 WOULD NOT LIKELY HAVJan 6, 2001 · Bag BAE146200A · Engine Fuel DistributionSDR CA010301002Line · misrepaired(CAN) DURING RECEIPT OF A LOANER ENGINE, IT WAS NOTED THAT ONE OF THE INSTALLED LINES FROM THE FLOW DIVIDER TO THE FUEL MANIFOLD HAD AN UNAPPROVED WELD REPAIR ACCOMPLISHED ON IT. THE LINE WAS REPLACED.Jan 3, 2001 · Bag BAE146200A · Engine Fuel DistributionSDR AU010001Pipe · chafed(AUS) ENGINE FUEL PIPE FROM FLOW DIVIDED TO FUEL MANIFOLD CHAFED ON COMBUSTOR HOUSING.Jan 2, 2001 · Bac 146100A · Engine Fuel DistributionSDR AU001237Engine · failed(AUS) NR 1 ENGINE FAILED. A LOUD BANG WAS HEARD FROM THE ENGINE WITH THE TGT INCREASING TO 1000 DEGREES BEFORE SHUTDOWN.Dec 27, 2000 · Bac 146300A · Engine (Turbine/Turboprop)SDR AU001213Line · failed(AUS) NR 3 ENGINE FUEL LINE LOCATED BETWEEN THE FLOW DIVIDER AND FUELMANIFOLD FRACTURED AND LEAKING FUEL. FUEL IGNITED CAUSING DAMAGETO THE WIRING HARNESS AND TGT HARNESS.Dec 26, 2000 · Bac 146100A · Engine Fuel DistributionSDR AU001226Cap · missing(AUS) LT OVERWING FUEL CAP MISSING. LOSS OF APPROXIMATELY 230KG OF FUEL.Dec 22, 2000 · Bag BAE146200A · Fuel StorageSDR AU001259Cable · contaminated(AUS) NR 4 ENGINE THROTTLE CABLE CONTAMINATED WITH DIRT AND STIFF IN OPERATION.Dec 22, 2000 · Bag BAE146200A · Power LeverSDR AU001225Latch · open(AUS) REFUEL PANEL LATCH LOCATED ADJACENT TO DOOR WARNING MICROSWITCH WAS UNLATCHED.Dec 19, 2000 · Bag BAE146200A · Fluid Service DoorsSDR AU001276Spar · corroded(AUS) LT AND RT WING FORWARD AND AFT SPARS CONTAINED SUSPECT INTERGRANNULAR CORROSION IN AREAS LOCATED OUTBOARD OF RIB NR 13.Dec 15, 2000 · Bac 146100A · Wing SparSDR CA010108017Seal · damaged(CAN) THE 1 R SERVICE DOOR WAS FOUND TO BE FROZEN SHUT AFTER FLIGHT. HEAT WAS APPLIED TO THE DOOR SEAL AND THE DOOR OPENED. DOOR SEAL WAS FOUND TO BE CONTAMINATED INTERNALLY AND EXTERNALLY WITH WATER. THE SEAL WAS CLEANED AND DRIED AND THE AIRCRAFT WAS RETURNEDec 14, 2000 · Bac 146200A · Service DoorsSDR AU001282Windshield · cracked(AUS) LT WINDSHIELD OUTER LAYER CRACKED. ARCING OCCURRED IN THE TOP RH CORNER OF THE SCREEN.Dec 14, 2000 · Bac 146200A · Flight Compartment Windows
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