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.
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
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR CA990310028Bolt · snapped(CAN) FORWARD SERVICE DOOR GUST DAMP MOUNTING PLATE BOLTS FAILED. BOLTS REPLACED.SDR CA990310004Valve · leaking(CAN) ANTI-SKID HYDRAULIC LINE LEAKING. FUMES IN CABIN AFTER LANDING. B-NUT TIGHTENED.SDR AU990059Fitting · cracked(AUS) NOSE LANDING GEAR ACTUATOR ATTACHMENT BOSS CRACKED. CRACK RAN FROM THE EDGE OF THE BORE TO A POINT APPROXIMATELY 1 MM (0.0393 INCH) FROM THE EDGE OF THE BOSS AT THE 6 O'CLOCK POSITION. FOUND DURING EDDY CURRENT INSPECTION IAW AD/BAE146/071. PART TC: 2SDR AU990060Fitting · cracked(AUS) NOSE LANDING GEAR ACTUATOR ATTACHMENT BOSS FACE CRACKED. CRACK RAN FROM THE BORE TO A POINT 6 MM (0.236 INCH FROM THE OUTER EDGE OF THE BOSS AT THE 3 O'CLOCK POSITION. FOUND DURING EDDY CURRENT INSPECTION IAW AD/BAE146/071. PART TC: 27,739.SDR AU990058Fitting · cracked(AUS) NOSE LANDING GEAR RETRACTION ACTUATOR ATTACHMENT BOSS CONTAINED TWO CRACKS IN THE FOLLOWING AREAS: 1. CRACK LOCATED IN THE BORE ONLY - CRACK LENGTH 7 MM (0.275 INCH). 2. ONE CRACK LOCATED BOTH INSIDE THE BORE AND ACROSS THE FACE WITH THE BORE CRACK LSDR AU990046Fitting · cracked(AUS) NOSE LANDING GEAR RETRACTION JACK ATTACHMENT BOSS CRACKED IN THE FOLLOWING THREE PLACES: 1. ONE 10 MM (0.394 INCH) AND ONE 12 MM (0.47 INCH) CRACK IN THE BORE EXTENDING FOR 20 MM (0.78 7INCH) ACROSS THE FACE OF THE BOSS. 2. ONE CRACK ACROSS THE ENTIRSDR AU990076Bracket · cracked(AUS) LEFT MAIN LANDING GEAR DOOR REAR HINGE BRACKET CRACKED. FOUND DURING INSPECTION IAW ER BA6-32-10-30.SDR CA990111061Tire · failed(CAN) CENTER SECTION OF RECAP SEPARATED FROM TIRE.SDR CA990111060Engine · failed(CAN) ON TAKEOFF, A LOUD BANG WAS HEARD AND NR 4 ENGINE SPOOLED DOWN. SPARKS WERE OBSERVED COMING FROM THE ENGINE AND THE FOURTH STAGE BLADES WERE DESTROYED. CAUSE UNKNOWN AT THIS TIME, FURTHER REPORT TO FOLLOW. PART TC: 3,840.SDR AU981647Processor · malfunctioned(AUS) DURING CRUISE, THE NR 3 ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED - GAUGE WAS SHOWING NORMAL 90 PSI. GROUND INVESTIGATION FOUND THE DUAL LOW OIL PRESSURE PROCESSOR DEFECTIVE.SDR CA990310013Engine · leaking(CAN) DURING APPROACH, REAR CABIN CREW REPORTED DIRTY SOCK SMELL IN AIR IN REAR OF CABIN. NR 2 AIR CONDITIONER WAS TURNED OFF AND SMELL DISSIPATED. AFTER LANDING, INSPECTION FOUND SMALL OIL LEAK IN THE NR 3 ENGINE BLEED BAND AREA. AIRCRAFT DISPATCHED ON MELSDR CA990310002O-Ring · damaged(CAN) ON TAXI, CABIN FILLED WITH SMOKE, NR 2 HYDRAULIC LOW CAUTION LIGHT ILLUMUNATED, PASSENGER DEPLANED, SMOKE IDENTIFIED AS SKYDROL MIST. INVESTIGATION REVEALED LEAKING O-RING ON HYDRAULIC SYSTEM PRESSURE MANIFOLD. PART REPLACED.SDR CA990310024Vertical Gyro · intermittent(CAN) VERTIAL GYRO TOPPLED TWICE POST-TAKEOFF. VERTICAL GYRO REPLACED.SDR CA990310023Turbine Disc · cracked(CAN) DURING ROUTINE INSPECTION OF 1ST STAGE TURBINE DISC BLADES, A CRACK WAS FOUND IN THE CRITICAL AREA OF THE BLADE TRAILING EDGE AT 2ND COOLING SLOT NEXT TO BLADE FILLET AREA.SDR CA990310025Warning System · illuminated(CAN) FLAP FAULT ILLUMINATED THEN WENT OUT, NO APPARENT FAULT. NO FAULT FOUND.SDR AU981603Engine · vibrates(AUS) NR 1 ENGINE HAD A VIBRATION READING OF 1.6 TOGETHER WITH A LOUD GRINDING NOISE AND THROTTLE BUZZ.SDR CA990310027Eyebolt · failed(CAN) NLG RETRACTION EYEBOLT PULLED OUT OF RETRACTION PISTON. PART REPLACED. REFER TO BAE SB32-146.SDR AU981562Link · corroded(AUS) MAIN LANDING GEAR DOOR RT AND LT FORWARD HINGE LINKS CORRODED BEYOND LIMITS. LINKS P/N HC321H0026-002, P/N HC321B0045-002 AND P/N HC321B0043-001.SDR AU981563Link · corroded(AUS) MAIN LANDING GEAR DOOR RT AND LT FORWARD HINGE LINKS CORRODED BEYOND LIMITS. LINKS P/N HC321H0026-002, P/N HC321B0045-002, AND P/N HC321B0043-001.SDR AU981564Link · corroded(AUS) MAIN LANDING GEAR DOOR RT AND LT FORWARD HINGE LINKS CORRODED BEYOND LIMITS. LINKS P/N HC321H0026-002, P/N HC321B0045-002, AND P/N HC321B0043-001.SDR AU981509Engine · failed(AUS) NR 4 ENGINE N2 FLAMED OUT. N2 SEIZED FOR APPROXIMATELY 10 MINUTES AND THEN FREED UP AND WINDMILLED. ENGINE REMOVED.SDR AU981491O Ring · leaking(AUS) NR 4 ENGINE NR 7 FUEL NOZZLE LEAKING FUEL. SUSPECT DUE TO FAILURE OF THE NOZZLE `O' RING SEAL. SOME HEAT DAMAGE TO THE RT OVERSPEED PICKUP LEAD.SDR CA981125009Wire · chafed(CAN) FUEL QUANTITY SYSTEM WIRING FOUND CHAFED. CHAFING IS WHERE WIRING FROM TANK SENSOR PASSES THROUGH TY WRAPS.SDR AU981559Skin · cracked(AUS) FUSELAGE SKIN CRACKED. CRACK PASSED THROUGH A RIVET HOLE AT FRAME 29 APPROXIMATELY 50.8 MM (2 INCHES) ABOVE STRINGER 13 LT. FOUND DURING INSPECTION IAW BRITISH AEROSPACE SB 53-144 (AD/BAE146/70).SDR AU981461Sensor · malfunctioned(AUS) EFT MAIN LANDING GEAR UPLOCK PROXIMITY SENSOR FAULTY.SDR CA981125011Lever · broken(CAN) UPON SELECTION OF AIRBRAKE/SPOILER, THE HANDLE BROKE OFF.SDR AU981536Guide Vanes · damaged(AUS) NR 4 ENGINE FIRST STAGE HIGH PRESSURE NOZZLE GUIDE VANES DAMAGED AT APPROXIMATELY THE 8 O'CLOCK POSITION. PIECES MISSING FROM THE INNER SHROUD. COMBUSTOR BURNED WITH PIECES MISSING NEAR FUEL NOZZLES FROM THE 7 O'CLOCK TO 4 O'CLOCK POSITIONS.SDR CA981125093Carbon Seal · leaking(CAN) NR 4 ENGINE TRENDS SHOWING HIGH OIL CONSUMPTION. INVESTIGATION REVEALED NR 1 CARBON SEAL WORN. SEAL AND RUNNER REPLACED. PART TC: 3,616.SDR AU981604Line · failed(AUS) LEFT MAIN LANDING GEAR UPLOCK ACTUATOR HOSE ASSEMBLY RUPTURED. HOSE LEAKING FROM END FITTING. LOSS OF `GREEN' SYSTEM HYDRAULICS.SDR CA981125092Control Cable · frayed(CAN) THE AILERON CONTROL CABLE AT PULLEY STA 151.50 WAS FOUND WITH 4 OF 7 BROKEN STRANDS.SDR AU981387Oil · low pressure(AUS) NR 3 ENGINE LOST OIL PRESSURE. OIL QUANTITY AND TEMPERATURE INDICATIONS NORMAL.SDR AU981388Engine · malfunctioned(AUS) NR 2 ENGINE LOW POWER.SDR CA981022011Ring · loose(CAN) ON INSPECTION, THE CONSTANT SPEED DRIVE (CSD) RING WAS FOUND SEPARATED FROM THE ACCESSORY GEARBOX DUE TO THE ELONGATION OF THE BOLT ATTACHMENT HOLES.SDR CA981125003Air Distribution · contaminated(CAN) DURING CRUISE, ONE FLIGHT ATTENDANT REPORTED NUMBING OF THE LOWER FACE. NO AIR QUALITY PROBLEMS NOTED. JUST PRIOR TO DESCENT, A 2ND FLIGHT ATTENDANT REPORTED AS UNWELL. TC HEALTH AND SAFETY INSPECTED AIRCRAFT AND FOUND NOTHING.SDR 98ZZZM928Engine · failedNR 1 ENGINE FAIL/SAFE AND FIRE INFLIGHT. REMOVED AND REPLACED NR 1 ENGINE ASSY IAW BAE 146 MM AND AWAC GMM ENGINE CHANGE CHECKLIST VOLUME II SEC B CHAP 72. COMPLIED WITH ALL REQUIRED ENGINE GROUND RUNS. ALL PARAMETERS FOUND SATISFACTORY. (M)SDR 99ZZZM602Engine · failedNR 1 EGINE FAILE AND FIRE IN FLIGHT. REMOVED AND REPLACED NR 1 ENGINE ASSY IAW BAE 146 MM ANS AWAC GMM ENG CHANGE CHECKLIST VOLUME II SEC B CHAP 72, COMPLIED WITH ALL REQ'D ENGINE GROUND RUNS. ALL PARAMETERS FOUND SATISFACTORY. (M)SDR CA981125002Unknown · odor(CAN) DURING CRUISE, THE FLIGHT ATTENDANT REPORTED A SWEET SICKLY SMELL IN CABIN, NOT AN OIL SMELL. ALSO REPORTED A SORE THROAT AND SORE EYES. ENGINES CHECKED FOR OIL ON NR 1 AND NR 9 SEALS AND BLEED BANDS. NO OIL LEAKS FOUND. NR 1 AND NR 2 AIR CONDITIONINSDR AU981205Warning System · activated(AUS) MANUAL SPOILER FAULT LIGHT ILLUMINATED. SYSTEM CHECKED, BUT NO REASON FOR THE FAULT COULD BE FOUND. DEFECT HAS NOT OCCURRED SINCE.SDR AU981227Engine · failed(AUS) NR 4 ENGINE FAILED. AT POWER APPLICATION FOR TAKEOFF, THE ENGINE EMITTED A LOUD BANG AND STARTED TO RUN DOWN. TGT INCREASED TO APPROXIMATELY 1,150 DEGREES.SDR AU981229Engine · leaking(AUS) NR 1 ENGINE OIL LOSS. SUBMITTER STATED LIMITED INFORMATION PROVIDED.SDR AU981103Frame · corroded(AUS) FUSELAGE FRAME 18 CONTAINED STRESS CORROSION AND CRACKING IN FLANGES. A HOLE MEASURING 63.5 MM BY 25.4 MM (2.5 INCHES BY 1 INCH) WAS FOUND JUST BELOW FLOOR LEVEL AT THE RT SERVICE DOOR.SDR AU981108Longeron · corroded(AUS) REAR BAGGAGE BAY MAIN LONGERON CONTAINED EXTENSIVE STRESS CORROSION AT ALL FRAME INTERSECTIONS.SDR 98ZZZX3987Valve · misinstalledATW - CROSS FEED VALVE (FUEL) FAILED THE TEST. REF: MM 28-22-44 PG 203, 3-15-95. 1.E STEPS 6 AND 7. FOUND ACT ELECTRICAL CONNECTORS P1 AND P2 SWAPPED. RETURNED PLUGS TO CORRECT POSITION TO NO AVAIL. TRIED NEW ACT HTE1451/1. ALSO, TO NO AVAIL. FOUND WIRSDR 98ZZZX3989Control Cable · corrodedATW - NR 2 ENGINE FUEL SHUT-OFF CABLES AT THE WING ROOT PULLEYS FORWARD OF FRAME NR 26 ARE CORRODED. REMOVED AND REPLACED NR 2 ENGINE FUEL SHUT-OFF CABLES IAW BAE MM. C/W OPS TEST OF THE NR 2 SHUT-OFF VALVE, OPS CHECKED GOOD.SDR CA980916004Oxygen Mask · wrong part(CAN) PART NUMBER K38667 DROP-OUT OXYGEN MASK ASSY [65 PSI SYSTEM] FOUND TO BE INSTALLED ON POST MOD 50043A - BAROMETRIC VALVE AUTOMATIC DROP-OUT [5-9 PSI SYSTEM] AIRCRAFT. BAE PC SHOWS P/N K38667 MASK ASSY WITH AIRCRAFT EFFECTIVITY SERIAL NUMBERS 001-999. MSDR CA980916003Unknown · odor(CAN) DURING DESCENT, SMELL NOTICED IN THE CABIN. AIR SAMPLE TAKEN. APU NOT RUNNING. INSPECTED ALL ENGINE NR 1 AND NR 9 SEALS FOR OIL LEAKS. NO FAULTS FOUND, AIRCRAFT RETURNED TO SERVICE. PART TC: 28,053.SDR CA990310012Valve · failed(CAN) DUCT TEMPERATURE HARD TO CONTROL. FLOW CONTROL AND MODE SELECTOR VALVES REPLACED.SDR CA980818036Engine · failed(CAN) NR 2 ENGINE FAILED ON TAKEOFF. NR 2 ENGINE REPLACED. ENGINE SENT FOR INVESTIGATION AND REPAIR. PART TC: 14,040.SDR AU981122Bearing · failed(AUS) NR 2 ENGINE 4/5 BEARING SUSPECT FAULTY.SDR CA980818034Bearing · spalled(CAN) DURING ROUTINE MAINTENANCE, METAL WAS FOUND ON THE ENGINE CHIP DETECTOR. ON TEARDOWN, THE NR 2 BEARING WAS FOUND SPALLED ON THE INNER AND OUTER RACES WITH MARKS ON THE BEARINGS. THE NR 2 BEARING PACK WAS REPLACED, THE OIL SYSTEM WAS FLUSHED, AND THE EN
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