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 AU981288Skin · corroded(AUS) BELLY SKIN CRACKED AND CORRODED IN THE AREA AT THE FORWARD END OF THE FRONT CARGO COMPARTMENT AT FRAME 19 BETWEEN `Z' SECTION STRINGERS 34L AND 34R. SUBMITTER SUSPECTED CAUSE AS THE RESULT OF A SPILL. AREA OF CORROSION APPROXIMATELY 40 MM BY 50 MM (1.5SDR CA980818006Valve · failed(CAN) LANDING GEAR WOULD NOT RETRACT AFTER TAKE-OFF SELECTION. AIRCRAFT RETURNED.SDR AU980772Valve · leaking(AUS) LANDING GEAR SELECTOR VALVE LEAKING FROM THE GLAND SEAL.SDR AU980753Actuator · failed(AUS) LANDING GEAR SELECTOR VALVE ACTUATOR FAULTY.SDR AU980773Selector · faulty(AUS) LANDING GEAR SELECTOR HANDLE FAULTY.SDR AU981012Fire Bottle · leaking(AUS) NR 2 ENGINE OUTBOARD FIRE EXTINGUISHER BOTTLE LEAKING. CORROSION FOUND ON THE BOTTLE HEAD. FOUND DURING INSPECTION IAW ER BA6-26-20-15.SDR AU980704Engine · failed(AUS) NR 1 ENGINE FAILED. LIMITED INFORMATION PROVIDED.SDR AU980717Fire Bottle · discharged(AUS) NR 54 ENGINE OUTBOARD FIRE EXTINGUISHER BOTTLE EMPTY. FOUND DURING RE-WEIGH INSPECTION IAW ER BA6-26-20-15. SUSPECT CAUSED BY INTERNAL HEAD CORROSION. PART TOTAL CYCLES: 17,999.SDR CA980707014Air Conditioning · failed(CAN) AFTER TAKEOFF WHEN ENGINE AIR SELECTED ON, AN EXCESSIVE AMOUNT OF AIR VOLUME ENTERING FLIGHT DECK. NR 2 ENGINE AIR OFF, AIR FLOW RETURNED TO NORMAL. CREW ALSO REPORTED AN UNUSUAL HOT SMELL IN AIRCRAFT. FLIGHT RETURNED. NR 1 AIR CONDITIONING PACK AND SDR CA980707010Line · leaking(CAN) A FUEL LEAK FOUND AT NR 4 PYLON. THE LEAK WAS FROM THE FUEL FEED CONNECTOR PIPE. 'O' RING FLATTENED ALLOWING PIPE TO CHAFE. PART TC: 27,583.SDR CA980707006Starter · failed(CAN) DURING START, NR 2 ENGINE STARTER SHAFT SHEARED. PART TC: 81.SDR CA980707069Seal · leaking(CAN) NR 1 SEAL LEAKING ON THE COMPRESSOR SECTION.SDR CA980707005Bearing · worn(CAN) NR 1 ENGINE CHIP DETECTOR FOUND METAL CONTAMINATED. TEAR-DOWN OF ENGINE FOUND NR 2 BEARING ROTATING IN THE DIFFUSER HOUSING. PART TC: 257.SDR CA980707070Nozzle · damaged(CAN) HIGH ENGINE TEMP AND HIGH POWER SETTINGS. 3RD STAGE NOZZLE VANE DAMAGED WITH TRAILING EDGE EROSION ON 2 VANES. ALSO COMBUSTION LINER CRACKED AND UNZIPPED. PART TC: 32,000.SDR CA980707071Liner · cracked(CAN) HIGH ENGINE TEMP AT HIGH POWER SETTINGS. COMBUSTION LINER FOUND CRACKED AND UNZIPPED. ALSO, THE 3RD STAGE NOZZLE VANE DAMAGED. THERE WAS TRAILING EDGE EROSION ON 2 VANES. ON THE COMBUSTION LINER THERE WAS SEPARATION BETWEEN LINER END AND INNER LINER.SDR AU980860Skin · damaged(AUS) WING TOP SKIN AT RIB ZERO, RIB 2 LT AND RIB 2 RT CONTAINED NUMEROUS DRILL MARKS. FOUND DURING INSPECTION IAW ER BA6-57-10-9A.SDR AU981299Actuator · faulty(AUS) LANDING GEAR SELECTOR VALVE ACTUATOR SUSPECT FAULTY. WORKSHOP INVESTIGATION FOUND THE ACTUATOR TORQUE LIMITER SLIPPING IN THE COUNTER CLOCKWISE DIRECTION (THIS WOULD NOT PRODUCE THE FAULT FOUND). PART TC: 3,545.SDR CA980602011Indicator · stuck(CAN) ON TAKEOFF, NR 1 ENGINE N1 INDICATOR STUCK AT 51 PERCENT WITH RED FLAG ON INDICATOR. TAKEOFF REJECTED. PART TC: 26,119.SDR AU981225Gear · failed(AUS) NR 1 GENERATOR CONSTANT SPEED DRIVE (CSD) CLUSTER GEAR FAILED. THE GENERATOR WAS THEN DRIVEN DIRECTLY FROM THE ACCESSORY GEARBOX PRODUCING AN OVER-FREQUENCY OUTPUT. A FAULTY OVER-FREQUENCY CARD IN THE GENERATOR CONTROL UNIT (GCU) CAUSED THE GENERATOR TSDR AU981254Gear · failed(AUS) NR 1 CONSTANT SPEED DRIVE CLUSTER GEAR FAILED. NR 1 GENERATOR WAS THEN DRIVEN DIRECTLY FROM THE ACCESSORY GEARBOX PRODUCING AN OVER-FREQUENCY CONDITION. THIS CONDITION WOULD NORMALLY BE SENSED BY THE GCU P/N 700-1-22400-420, BUT DUE TO A FAULT OVER-FRESDR CA980603012Wire · misinstalled(CAN) ENGINE OVERSPEED CAPTION ON DURING DESCENT. WIRING FOR PINS A AND B CROSSED ON OVERSPEED CABLE BY MANUFACTURER.SDR AU981211Windshield · cracked(AUS) FIRST OFFICER'S `B' WINDSHIELD EXTERNAL PANE SHATTERED. SUBMITTED SUSPECTS CAUSED BY MOISTURE INGRESS INTO CONDUCTIVE LAYER CAUSING ARCING AND CRACKING. PART TC:13,956.SDR CA980603009Gyro · failed(CAN) CREW REPORTED THEY COULD SMELL AN ELECTRICAL OVERHEAT IN-FLIGHT. VERTICAL GYRO FOUND OVERHEATED. PART TC: 39,061.SDR 99ZZZM536Compressor · stalledNR 4 ENGINE MADE SEVERAL MUFFLED BANGS, THEN BEGAN SPOOLING DOWN ON N1, N2 AND TGT. F/A'S REPORTED SPARKS FROM TAILPIPE. ENGINE WAS SECURED USING EMERGENCY CHECKLISTS. (M)SDR AU980440Engine · making metal(AUS) NR 2 ENGINE OIL FILTERS FULL OF METAL.SDR AU980754Fire Bottle · discharged(AUS) NR 2 ENGINE INBOARD FIRE EXTINGUISHER UNDERWEIGHT. INVESTIGATION FOUND CORROSION AROUND THE HEAD AND EVIDENCE OF LEAKAGE. FOUND DURING INSPECTION IAW ER BA6-26-20-15. PART TOTAL CYCLES: 18,961.SDR CA980602002Baulk Lever · broken(CAN) ON APPROACH, A LOUD BANG WAS HEARD WHEN GEAR SELECTED DOWN. NO NOSE GEAR INDICATION. FLY-BY SHOWED NOSE GEAR NOT DOWN AND NOSE GEAR DOORS CLOSED. ALTERNATE EXTENSION CARRIED OUT. BAULK LEVER FOUND BROKEN OFF. PART TC: 14,320.SDR AU980856Bracket · corroded(AUS) LT AND RT MAIN LANDING GEAR FORWARD HINGE BRACKETS CORRODED. FOUND DURING INSPECTION IAW ER BA6-32-10-30F.SDR AU981265Audio Unit · malfunctioned(AUS) CENTRAL AUDIO UNIT FAULTY. WORKSHOP INVESTIGATION FOUND LOSS OF POWER SUPPLY B CAPACITOR C77 ON THE STATION SELECTOR BOARD. THE CAPACITOR THEN LEAKED ELECTROLYTE ONTO EDGE CONNECTOR SK6 CAUSING CORROSION.SDR AU980796Fitting · corroded(AUS) HORIZONTAL STABILIZER TO VERTICAL STABILIZER ATTACHMENT LUG INNER FACES CONTAINED MINOR CORROSION ON UPPER FORK END FITTING TANGS.SDR CA980415024Pin · crack(CAN) MLG SHOCK ABSORBER PIN INSPECTED AS A RESULT OF PREVIOUS FIND. IMPERFECTION FOUND IN PIN USING ULTRASONIC. SEE SDR19980402024 ALSO. PART TC: 17,996.SDR AU980421Turbine Engine · failed(AUS) DURING ENGINE GROUND RUN, METALLIC SPARKS EMITTED FROM THE JETPIPE IN LARGE QUANTITIES. UNDER INVESTIGATION.SDR AU980439Fcu · faulty(AUS) NR 1 ENGINE FUEL CONTROL UNIT FAULTY. PART TC: 27,087.SDR 98ZZZM927Poppet Valve · failedNR 4 ENGINE READS 7 PERCENT BELOW N1 REF AT 904 DEGREES TGT, ABORTED TAKEOFF AT LESS THAN 60 KTS, RETURNED TO GATE AT DEN. REPLACED FCU POPPET VALVE ASY. ENGINE STILL LOW ON POWER. (M)SDR AU980357Engine · failed(AUS) NR 4 ENGINE VIBRATING. CHIP DETECTORS CONTAINED CONDITION TWO METAL CONTAMINATION.SDR CA980325046Bracket · cracked(CAN) ON REMOVAL OF COCKPIT OVERHEAD PANEL TO FACILITATE STRUCTURAL REPAIR, BOTH THE LEFT AND RIGHT AFT SUPPORT MOUNTING BRACKETS FOR THE OVERHEAD ELECTRICAL PANEL WERE FOUND CRACKED. IPC 25-10-71-01, FIG.1, ITEMS 55 AND 60.SDR CA980325047Skin · wrinkled(CAN) SEVERAL AREAS OF WRINKLES OR OIL CANNING WERE FOUND. THE FUSELAGE ROOF CANOPY SKIN BETWEEN FRAMES 12 AND 14. NO HEAVY LANDINGS REPORTED. NO OTHER ADDITIONAL DAMAGE FOUND. ROOF CANOPY SKIN REPLACED. PART TC: 38,948. AIRCRAFT TT: 29,849 HOURS.SDR CA980406052Engine · contaminated(CAN) ON INSPECTION, HEAVY METAL CONTAMINATION FOUND ON FULL FLOW CHIP DETECTOR. ENGINE REMOVED. PART TC: 32,801.SDR CA980402024Pin · broken(CAN) DURING WALKAROUND THE CREW NOTICED ON THE LEFT MLG THAT THE PIN WHICH CONNECTS THE SHOCK ABSORBER TO THE TRAILING LINK WAS RUBBING AGINST NR 1 TIRE. PIN WAS ACTUALLY BROKEN IN TWO.SEE ALSO SDR 19980415024.SDR AU980339Lock · misinstalled(AUS) NR 2 ENGINE 4TH TURBINE RETAINING NUT SEPARATED DUE TO INCORRECT CRIMPING OF THE LOCKING CUP. PERSONNEL/MAINTENANCE ERROR.SDR CA980325045Bearing · worn(CAN) CREW REPORTED HIGHER THAN NORMAL ENGINE VIBRATION INCREASE - .7 ON INDICATOR. INSPECTION FOUND NR 4 AND NR 5 BEARINGS WORN, WEAR MARKS ON BEARING.SDR CA980406010Tms Actuator · failed(CAN) NR 2 ENGINE WOULD NOT SHUT DOWN ON ARRIVAL. NR 2 FIRE HANDLE PULLED TO SHUT DOWN ENGINE. TMS ACUATOR REPLACED.SDR AU981545Control Unit · faulty(AUS) ANTI-SKID UNIT FAULTY DUE TO FAILURE OF THE SUPPRESSION NETWORK POWER SUPPLY. PART TC: 11,112.SDR AU980987Inertia Reel · corroded(AUS) CAPTAIN'S SHOULDER HARNESS INERTIA REEL JAMMED DUE TO INTERNAL CORROSION. DATE OF MANUFACTURE 3Q84.SDR CA980318055Skin · wrinkled(CAN) SEVERAL AREAS OF WRINKLES AND OIL CANNING WERE FOUND IN THE FUSELAGE CANOPY ROOF SKIN BETWEEN FRAME 12 AND 14.NO HEAVY LANDINGS OR UNUSUAL INCIDENTS REPORTED.THIS IS SECOND AIRCRAFT FOUND WITH PROBLEM. SUBSEQUENT FINDINGS SHOWED NO SIGNIFICANT VARIATIONSSDR CA980318056Bracket · cracked(CAN) WITH OVERHEAD COCKPIT ELECTRICAL PANEL REMOVED FOR SKIN REPAIR, BOTH THE LEFT AND RIGHT AFT SUPPORT MOUNTING BRACKETS FOR THE PANEL WERE FOUND CRACKED. THE LEFT END WAS COMPLETELY CRACKED OFF. THE RIGHT BRACKET HAD SEVERAL CRACKS. IPC REF. 25-10-71-01, FSDR AU980752Stringer · chafed(AUS) WING TOP SKIN LOWER SURFACE CONTAINED NUMEROUS BARE METAL AREAS ON STRINGERS LOCATED AT RIB ZERO AND RIB 2 LT AND RT. NO EVIDENCEOF CORROSION PRESENT.SDR AU980737Bracket · corroded(AUS) LEFT AILERON TRIM TAB INBOARD AND OUTBOARD DRIVE BRACKETS P/N HC576C0145-000 AND P/N HC576C0145-001 CORRODED. PART TOTAL CYCLES: 11,817.SDR CA980317005Fan · seized(CAN) JUST AFTER GEAR-UP ON DEPARTURE NR 1 ENGINE GAVE A LOUD BANG WITH ACCOMPANYING TAIL PIPE FLAME. NR 1 ENGINE SHUTDOWN. AIRCRAFT RETURNED FOR A NORMAL LANDING. POST FLIGHT INSPECTION FOUND THE ENGINE FAN SEIZED. THE ENGINE WAS REPLACED.SDR CA980317014Fitting · cracked(CAN) HYD LEAK TRACED TO UNION FITTING AT HIGH PRESSURE MANIFOLD TO PARK BRAKE LINE.
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