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 AU001177Cvr · faulty(AUS) COCKPIT VOICE RECORDER FAILED STEPS NR1 1 AND NR 12 OF AMM23-71-00-501.SDR CA000718015Line · leaking(CAN) HYDRAULIC LINE CHAFED AND LEAKING INTO HYDRAULIC BAY. HYDRAULIC LINE FOUND CHAFED AGAINST PIPE ASSEMBLY WITH BOTH LINES LEAKING.BOTH HYDRAULIC LINES REPLACED AND AIRCRAFT RETURNED TO SERVICE.SDR CA000718016Check Valve · failed(CAN) NR 2 ENGINE LEAKING FUEL FROM ECOLOGY DRAIN WHEN LT INNER PUMP SELECTED ON. ECOLOGY DRAIN CHECK VALVE REPLACED AND AIRCRAFT RETURNED TO SERVICE.SDR AU000524Fire Loop · worn(AUS) NR 2 ENGINE FIRE WIRE CHAFED.SDR CA000621003Coupling · leaking(CAN) THE FLIGHT CREW REPORTED LOSS OF YELLOW SYSTEM HYDRAULIC FLUID APPROX. 15 MILES BACK ON DESCENT. AN ODOR WAS EXPERIENCED BY PAX IN ROWS 7, 8 & 9 FIRST. A NORMAL LANDING WAS ACCOMPLISHED. MAINTENANCE INVESTIGATION REVEALED A LEAK AT THE B PORT OF THE YELLSDR CA000706010Engine · failed(CAN) NR 2 ENGINE FOUND TO HAVE APPROX 1 TEASPOON OF OIL IN SUPERCHARGER INTAKE 1/2 HOUR AFTER SHUTDOWN. NR 9 SEAL REPLACED, ENGINE RUNS CARRIED OUT WITH NO OIL EVIDENT IN SUPERCHARGER. AIRCRAFT RETURNED TO SERVICE.SDR CA001026002Bolt · worn(CAN) INVESTIGATION INTO A FLIGHT CREW REPORT OF AN INTERMITTENT AIRFRAME RUMBLE DURING FLIGHT REVEALED THAT THE LT CENTRE GROUND SPOILER WAS FLUTERING IN CRUISE FLIGHT. A WORN SPOILER ACTUATOR BOLT WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.SDR CA000706012Engine · leaking(CAN) NR 3 ENGINE, NR 1 SEAL FOUND LEKAING DURING BORESCOPE INSPECTION. OIL EVIDNET IN BLEED BAND. NR 3 ENGINE REPLACED AND AIRCRAFT RETURNED TO SERVICE.SDR AU000805Hose · worn(AUS) NR 2 ENGINE HYDRAULIC PUMP PRESSURE HOSE CHAFED THROUGH BY ADEL CLAMP. LOSS OF YELLOW' SYSTEM HYDRAULIC FLUID.SDR AU000440Controller · faulty(AUS) FLAPS FAULTY. FLAPS CHECKED ON GROUND AND OPERATED WITHOUT FAULT.SDR AU000435Valve · leaking(AUS) NOSE LANDING GEAR STEERING VALVE INTERNAL LEAK.SDR AU000439Selector Valve · leaking(AUS) LANDING GEAR SELECTOR VALVE INTERNAL LEAK.SDR AU000521Valve · faulty(AUS) NR 2 ENGINE ANTI-ICE VALVE FAULTY.SDR CA000530007Bolt · sheared(CAN) NR 3 ENGINE PYLON TO WING ATTACH BOLT (LWR OTBD) HEAD FOUND SHEARED OFF. BOLT REPLACED.SDR CA000519005Bearing · failed(CAN) NR 3 ENGINE BEARING SEAL FAILED.SDR CA000530009Panel · corroded(CAN) SURFACE CORROSION FOUND ON SEVERAL FUEL MANIFOLD COVERS. PANELS ALODINED AND PRIMED.SDR CA000505002Actuator · failed(CAN) NR 1 ENGINE ACTUATOR CYCLING BACK AND FORTH CAUSING N1 AND TGT TO FLUCTUATE BY 2 PERCENT N1 AND 30 DEGREES TGT.TMS ACTUATOR REPLACED.SDR AU000339Amplifier · faulty(AUS) PA SYSTEM AMPLIFIER FAULTY.SDR CA000511003Bleed Valve · malfunctioned(CAN) BLEED BAND ACTUATOR FAILED CAUSING HIGHER THAN NORMAL TREMPERATURES.SDR CA000530008Attach Bolt · corroded(CAN) RT WING AFT UPPER ATTACH BOLY FOUND CORRODED, NEW BOLT INSTALLED.SDR AU000377Seal · damaged(AUS) LANDING GEAR SELECTOR VALVE SEAL WORN.SDR CA000511002Actuator · failed(CAN) BLEED BAND ACTUATOR FAILED CAUSING HIGHER THAN NORMAL TEMPRATURES.SDR AU000886Motor · faulty(AUS) LANDING GEAR SELECTOR VALVE MOTOR FAULTY. WORKSHOP INVESTIGATION FOUND THE CLUTCH SLIPPING DUE TO WORN CLUTCH PADS AND INSUFFICIENT SPRING TENSION ON THE CLUTCH.SDR CA000505003Valve · failed(CAN) LT INNER ANTI-SKID VALVE FOUND LEAKING. VALVE REPLACED AND AIRCRAFT RETURNED TO SERVICE.SDR CA000501006Valve · failed(CAN) NR 2 HYD PUMP FAILED. INVESTIGATION REVEALED A LEAKING ISOLATION VALVE.SDR CA000419003Indicator · reads high(CAN) PILOTS HSI INDICATING 5 DEGREES HIGHER THAN COURSE SELECTOR, NAV SELECTOR REPLACED.SDR AU000368Seal · worn(AUS) NO3 ENGINE NO1 CARBON SEAL EXCESSIVELY WORN AND CHIPPED ALLOWINGOIL TO PASS INTO THE AIR SYSTEM.SDR AU000277Indicator · shorted(AUS) RT MAIN LANDING GEAR STANDBY INDICATOR LAMP SHORT CIRCUIT.SDR AU001260Jackscrew · faulty(AUS) RT OUTBOARD FLAP JACKSCREW SUSPECT FAULTY. INVESTIGATION COULD NOT CONFIRM THE DEFECT ALTHOUGH THE JACKSCREW WAS NOTCHY IN OPERATION.SDR AU000278Computer · faulty(AUS) GROUND PROXIMITY WARNING SYSTEM (GPWS) COMPUTER FAULTY.SDR AU000349Seal · worn(AUS) NO1 ENGINE NO1 CARBON SEAL SEVERELY WORN. CONTAMINATED BLEED AIRENTERED COCKPIT CAUSING PROBLEMS WITH FLIGHT CREW.SDR CA000404003Controller · failed(CAN) RIGHT WINDSCREEN HI TEMP CAUTION LIGHT ON IN DESCENT WHEN SAT ZERO DEGREE CELSIUS.CONTROLLER REPLACED.SDR CA000327001Plate · failed(CAN) HYDRAULIC BAY DOOR STOP ASSY FOUND BROKEN. IT WAS CRACKED AND BROKEN OFF WHERE THE SCREWS ATTACH THE STOP TO THE DOOR STOP PLATE. PARTS REPLACED.SDR AU000230Blade · failed(AUS) NR 1 ENGINE N1 TURBINE RUBBING. N2 ALSO PARTIALLY SEIZED. INVESTIGATION FOUND THAT A FIRST STAGE TURBINE BLADE HAD FAILED CAUSING EXTENSIVE DAMAGE TO THE TURBINE AREA.SDR CA000320002Wire · chafed(CAN) NR 1 GENERATOR HARNESS WIRE FOUND CHAFED. WIRE REPAIRED.SDR A6WA0000019Valve · out of adjNR 2 ENGINE PRODUCED 89.0 PERCENT N1 ON FULL POWER APPLICATION AT ASE N1 REF CALLED FOR 93.4 PERCENT ENGINE ANTI-ICE ON 904 TGT. REMOVED AND REPLACED NR 2 ENGINE FCU POPPET VALVE C/W BLEED BAND ADJUSTMENT AND TAKEOFF POWER CHECK. (M)SDR AU000175Link · corroded(AUS) LH ELEVATOR TRIM TAB INBOARD HINGE LINK SEVERELY CORRODED IN THEWEB AREA.SDR CA000224003Fitting · cracked(CAN) HYDRAULIC LEAK IN VICINITY OF NR 4 FLAP TRACK LED TO REPLACEMENT OF TEE FITTING DUE TO CRACK.SDR CA000224007O-Ring · leaking(CAN) FUEL LEAK IN FORWARD SECTION OF THE NR 3 ENGINE RESULTED IN THE REPLACEMENT OF THE O-RING SEALS ASSOCIATED WITH THE FORWARD FUEL ELBOW.SDR CA000224006Fastener · corroded(CAN) DURING ACCOMPLISHMENT OF HC536H9159, FURTHER INSPECTION OUTSIDE OF THE REQUIREMENTS LED TO THE DISCOVERY OF TWO DAMAGED HYLOCK FASTENERS ON FRAME 29. BOTH BOLTS WERE CORRODED AND ONE HEAD HAD SEPARATED. FASTENERS REPLACED WITH OVERSIZE PER MANUFACTURERSDR AU000225Lanyard · faulty(AUS) LT AND RT DOOR ESCAPE SLIDE LANYARDS INCORRECTLY FITTED. PERSONNEL / MAINTENANCE ERRORSDR CA000224002Valve · stuck(CAN) NR 1 ENGINE INTAKE LOW PRESSURE WARNING WITH AI SELECTED ACCOMPANIED WITH MINIMAL TGT RISE. ANTI-ICE VALVE REPLACED. (X)SDR CA000301044Transmitter · failed(CAN) DURING ANNUAL CALIBRATION AND TESTING, FOUND THAT FIVE POSITION TRANSMITTERS WERE FAULTY. IT IS NOTED THAT THE COMPONENTS HAD VERY LITTLE TIME ON THEM.SDR CA000224001Adc · failed(CAN) DURING INSPECTION, AILERION DISCONNECT UNIT FAILED TO RELEASE ON HANDLE OPERATION OR DIFFERENTIAL CHECK. UNIT REPLACED.SDR CA000224004Wire · chafed(CAN) DURING INSPECTION IN THE COCKPIT OVERHEAD AREA SEVERAL CHAFED WIRES WERE DISCOVERED. THE SOURCE OF THE CHAFING WAS THE HEADS OF THE TY-WRAPS WERE POSITIONED IN SUCH A MANNER TO CAUSE CHAFING.SDR A6WA0000017Fcu · malfunctionedNR 2 ENGINE WHEN AT CRUISE 89-90 PERCENT N1, EXPERIENCED UNCOMMANDED POWER BACK TO 60 PERCENT N1, OTHER INDICATIONS FOLLOWED, 30 SECOND =/1 MINUTE STABILIZED. THIS IS WITH TMS OFF, ALT 25,000 FT, ANTI-ICE OFF. REMOVED AND REPLACED NR 2 ENGINE FUEL CONTROL UNSDR CA000215005Line · worn(CAN) A LOSS OF GREEN SYSTEM HYDRAULIC FLUID IN CRUISE LED TO AN UNSCHEDULED LANDING. INVESTIGATION REVEALED A LEAKING OF PRESSURE LINE AT THE RT MLG UPLOCK. THE LINE HAD BEEN CHAFED BY THE DEBRIS COVER DUE TO A FAILED SUPPORT BRACKET.SDR AU000441Motor · faulty(AUS) LANDING GEAR CONTROL VALVE ACTUATOR MOTOR FAULTY.SDR CA000215003Windshield · delaminated(CAN) CAPTAINS B WINDSHIELD REPLACED DUE DELAMINATION.SDR AU000078Bracket · corroded(AUS) LH AND RH MAIN LANDING GEAR DOOR AFT HINGE BRACKETS CORRODED. RHFORWARD HINGE PLATE PNO HC32160043-001 ALSO CORRODED.
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