N547AL

Service difficulty reports not matched to an aircraft · 30

They name N547AL, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. Newest first.

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 n_number = 'N547AL' AND registry_match IS NULL
  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 ALG2006F00032Starter Gen · failedIN CRUISE FLIGHT, GENERATOR FAILED (CAUTION LIGHT ILLUMINATED). WOULD NOT RESET. AIRCRAFT LANDED AT MULTI-SHIP PLATFORM AS SOON AS PRACTICAL. CALLED MAINTENANCE. (K)Mar 25, 2006 · N547AL · Bell 407 · Starter-GeneratorSDR ALG2005F00058Bleed Valve · failedDURING OPS FLIGHT CHECK, WHILE ACCELERATING, (CHECK INSTRUMENT LIGHT) ILLUMINATED, THE PILOT IMMEDIATELY REDUCED POWER AND THE COMPRESSOR STALLED. PILOT RETURNED TO BASE AND NOTIFIED MAINTENANCE. THE MECHANIC REMOVED AND REPLACED THE BLEED VALVE AND THE AC WAug 4, 2005 · N547AL · Bell 407 · Compressor Bleed ValveSDR ALGA100723Pitch Link · bindingBINDING, ROUGH, AXIAL PLAY BEYOND MAX. REPLACED WITH NEW BY FIELD MAINTENANCE.Apr 28, 2005 · N547AL · Bell 407 · Main Rotor HeadSDR ALGA098480Bearing · vibrationFAILED VIBRATION CHECK. REPLACED WITH NEW BY FIELD MAINTENANCE.Dec 10, 2004 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALGA098477Bearing · vibrationFAILED VIBRATION CHECK. REPLACED WITH NEW BY FIELD MAINTENANCE.Dec 10, 2004 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALGA098476Bearing · wornFAILED VIBRATION CHECK. REPLACED WITH NEW BY FIELD MAINTENANCE.Dec 10, 2004 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALGA094108Bearing · defectiveHBMV FAULT LIGHT NR 2 BEARING (AFT) REMOVED AND REPLACED WITH NEW PART.Apr 12, 2004 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALGA093891Bearing · damagedFOUND GREASE DISCOLORATION ON NR 2 BEARING HBVM LIGHT.Mar 22, 2004 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALGA088784Channel · crackedCHANNEL CRACKED LOWER EDGE AND MIDDLE CHANNEL. PROBABLE CAUSE IS ASB407-02-54. REC. DOUBLERS AT RECEPTICALE AREAS.Aug 18, 2003 · N547AL · Bell 407 · Fuselage Miscellaneous StructureSDR ALGA088783Channel · crackedCHANNEL CRACKED LOWER EDGE AND MIDDLE DZUS RECEPTICALES AREA. PROBABLE CAUSE IS ASB407-02-54. REC. DOUBLERS AT RECEPTICALE AREAS.Aug 18, 2003 · N547AL · Bell 407 · Fuselage Miscellaneous StructureSDR ALGA088782Support · crackedSUPPORT CRACKED AT DZUS RECEPTICALES. PROBABLE CAUSE IS ASB407-02-54. REC. DOUBLERS AT RECEPTICALE AREAS.Aug 18, 2003 · N547AL · Bell 407 · Fuselage Miscellaneous StructureSDR ALGA087896Pinion Gear · galledENGINE REMOVED DUE TO METAL IN OIL. CAUSE FOUND TO BE GALLING ON PINION GER TEETH. REMOVED AND REPLACED PINION GEAR.Jul 1, 2003 · N547AL · Bell 407 · Accessory GearboxesSDR ALGA084686Pinion Gear · wornFOUND PINION GEARS SHOWING HEAVY WEAR ON DRIVE SIDE. THIS IS A REOCCURRING EVENT.Feb 21, 2003 · N547AL · Bell 407 · Accessory GearboxesSDR ALGA081625Universal · wornFOUND BEARINGS WORN. BEARINGS HAS A 5000 HR. RETIREMENT LIFE.Dec 11, 2002 · N547AL · Bell 407 · Main Rotor Drive SystemSDR ALG2003F00070Bearing · failedDURING CRUISE FLIGHT THE PILOT FELT A SEVERE VIBRATION IN THE AIRFRAME AND PERFORMED A PRECAUTIONARY LANDING ON A NEARBY PLATFORM. FORWARD BEARING ON NR 2 TAILROTOR DRIVESHAFT BLOWER ASSEMBLY FAILED.Jul 22, 2002 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALG2002F00003Link · corrodedIN SHOP REPAIR, EXCESSIVE CORROSION AROUND BUSHINGS AND UNDER BUSHINGS. BETTER ALLOYS, BETTER PRIMER AND SURFACE TREATMENT RECOMMENDED.Dec 18, 2001 · N547AL · Bell 407 · Main Rotor Mast/SwashplateSDR 2001F00612Disc Pack · crackedDURING 25 HOUR AD INSPECTION, THE COUPLING IS CRACKED, PROBABLE CAUSE IS EXCESSIVE RIGIDITY IN THE BEARING MOUNT SYSTEM. ALLOW TAILROTOR DRIVESHAFT TO FLOAT SO DISC PACKS DO NOT FLEX AS MUCH OR AS OFTEN. (M)Aug 23, 2001 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR ALG2001F00016Disc Pack · crackedDURING 25 HOUR AD INSPECTION FOUND DISC PACK CRACKED. RECOMMENDATION TO PREVENT RECURRENCE: ALLOW TAIL ROTOR DRIVE TO FLOAT SO DISC PACKS DO NOT FLEX AS MUCH OR AS OFTEN.Jul 14, 2001 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR 2000ZZZX812Housing · mismanufacturedDEFECT FOUND WHEN OLD COATING WAS REMOVED. FOUND THICKNESS OF PARENT METAL BELOW SPECS (PART WAS MANUFACTURED BELOW MINIMUM SPECS).Dec 27, 1999 · N547AL · Bell 407 · Turbine Engine Compressor SectionSDR 99ZZZX4592Housing · crackedDURING DAILY INSPECTION, FOUND CRACKED BLOWER HOUSING.Oct 6, 1999 · N547AL · Bell 407 · Rotorcraft Cooling Fan SystemSDR 99ZZZX4568Disc Pack · crackedDURING 25-HOUR AD INSPECTION, FOUND AFT DISC IN PACK CRACKED IN HALF.Sep 25, 1999 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR 99ZZZX908Skin · crackedAFTER FINAL FLIGHT OF THE DAY DURING POST-FLIGHT INSPECTION, A CRACK IN THE TAILBOOM, PN 407-030-801-101, SN 53239, TT: 1,621.3 HOURS, WAS FOUND. THE CRACK INITITATED FROM THE FORWARD EDGE OF THE HORIZONTAL STABILIZER MOUNT AREA. THE TAILBOOM IS CURRENTLY HMar 8, 1999 · N547AL · Bell 407 · Rotorcraft Tail BoomSDR 99ZZZX1243Skin · crackedDURING A POST-FLIGHT INSPECTION, FOUND CRACK IN TAILBOOM SKIN AT FORWARD EDGE OF HORIZONTAL STABILIZER MOUNT AREA ON LEFT HAND SIDE.Mar 5, 1999 · N547AL · Bell 407 · Rotorcraft Tail BoomSDR 99ZZZX1244Disc Pack · crackedDISCOVERED DURING 25-HOUR AD 97-24-17, PARAGRAPHS A, B, AND E. FOUND NR 7 DISC PACK CRACKED. NR 1 DISC CRACKED FORWARD DISC OF NR 7 DISC PACK.Feb 14, 1999 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR 99ZZZX407Angle · crackedDURING DAILY INSPECTION, FOUND CRACK IN BEND RADIUS.Dec 28, 1998 · N547AL · Bell 407 · Horizontal Stabilizer, Plate/SkinSDR 98ZZZX4742Gear · galledENGINE MADE CHIP LIGHT. UPON DISASSSEMBLY AND INSPECTION OF PARTS, FOUND EXCESSIVE GALLING ON PINION GEAR AND T/M GEAR. PINION GEAR HAS EXCESSIVE GALLING ON GEAR TEETH, POSSIBLY DUE TO IMPROPER MESHING OF T/M AND PINION GEARS. SECONDARY DAMAGE: T/M GEAR P/Nov 2, 1998 · N547AL · Bell 407 · Accessory GearboxesSDR 98ZZZX3362Bolt · looseBLEED VALVE WAS SET UP ON TEST BENCH AND A RE-ALIGNMENT OF 90 DEGREE ELBOW WAS NEEDED TO INSTALL TEST ORIFICE AND JUMPER TUBE AND NOTICED THAT UPON SLIGHT TENSION, BOLT WHICH WAS SAFTIED, MOVED. THESE BOLTS HAVE A 30 TO 35 INCH/POUND TORQUE ATTACHED AND UPON Jul 24, 1998 · N547AL · Bell 407 · Compressor Bleed ValveSDR 98ZZZX3354Disc · crackedSCHEDULED INSPECTION FOUND DISC PACK CRACKED.Jul 2, 1998 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR 98ZZZX3353Disc · crackedSCHEDULED INSPECTION FOUND NR 7 SHAFT DISC PACK CRACKED.Jul 2, 1998 · N547AL · Bell 407 · Tail Rotor Drive ShaftSDR 98ZZZX2079Disc Pack · crackedDURING DAILY INSPECTION, NR 3 DISC PACK P/N 406-040-340-101 FOUND CRACKED - LOCATED FORWARD END OF AFT SHORT SHAFT P/N 407-040-325-101. NUMBER OF DISCS IN PACK, 10 EACH. NR 10 DISC WAS CRACKED. CRACK WAS LOCATED IN CENTER OF 2 BOLT HOLES.May 10, 1998 · N547AL · Bell 407 · Tail Rotor Drive Shaft
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