Bell 407

Service difficulty reports · 6,813

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 aircraft_model_key = '407'
  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 HEEA077765Switch · malfunctionedLOW LEVEL LIGHT COMES ON WHEN WIRES TO SWITCH ARE MOVED.Jan 28, 2002 · N406PH · Bell 407 · Fuel Indicating SystemSDR HEEA077764Bushing · wornLEVER HAS WORN BUSHINGS.Jan 28, 2002 · N498PH · Bell 407 · Main Rotor Mast/SwashplateSDR HEEA077763Transmitter · inoperativeTORQUE TRANSMITTER INOPERATIVE.Jan 28, 2002 · N510PH · Bell 407 · Engine BMEP/Torque IndicatingSDR HEEA077762Mount · crackedMAIN ROTOR MOUNT HAS CRACKED RUBBER.Jan 28, 2002 · N494PH · Bell 407 · Main Rotor Transmission MountSDR HEEA077761Pitch Link · wornTAIL ROTOR PITCH LINK HAS WORN BEARINGS.Jan 28, 2002 · N457PH · Bell 407 · Tail Rotor Control SystemSDR HEEA077760Housing · corrodedMAIN ROTOR HOUSING REMOVED FOR AN EVALUATION DUE TO EXCESSIVE CORROSION UNDER PAINT.Jan 28, 2002 · N719PH · Bell 407 · Main Rotor Drive SystemSDR HEEA077759Drive Shaft · peelingTAIL ROTOR DRIVESHAFT PAINT PEELING.Jan 28, 2002 · N407PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA077758Gearbox · vibrationTAIL ROTOR GEARBOX PRODUCING HIGH FREQUENCY VIBRATION.Jan 28, 2002 · N496PH · Bell 407 · Tail Rotor GearboxSDR HEEA077756Gearbox · making metalMAIN ROTOR GEARBOX MAKING METAL.Jan 28, 2002 · N495PH · Bell 407 · Main Rotor GearboxSDR HEEA077755Bearing · wornCYCLIC SERVO BEARING WEAR.Jan 28, 2002 · N493PH · Bell 407 · Rotorcraft Servo SystemSDR HEEA077753Pump · leakingFUEL BOOST PUMP LEAKING OUT OF SEAL DRAIN.Jan 28, 2002 · N719PH · Bell 407 · Hydraulic Filter, AuxiliarySDR HEEA077749Clock · malfunctionedCLOCK LIGHT SEGMENTS INTERMITTENT.Jan 28, 2002 · N493PH · Bell 407 · Independent InstrumentsSDR HEEA077748Hub · corrodedSENDING IN FOR EVALUATION DUE TO CORROSION FOUND ON MAIN ROTOR HUB.Jan 28, 2002 · N491PH · Bell 407 · Main Rotor HeadSDR HEEA077746Bearing · wornCYCLIC SERVO HAS A WORN BEARING.Jan 28, 2002 · N402PH · Bell 407 · Rotorcraft Servo SystemSDR HEEA077745Clock · inoperativeCLOCK SELECT FUNCTION INOPERATIVE.Jan 28, 2002 · N491PH · Bell 407 · Independent InstrumentsSDR HEEA077744Gearbox · corrodedTAIL ROTOR GEARBOX SHAFT SPLINES PITTED.Jan 28, 2002 · N499PH · Bell 407 · Tail Rotor GearboxSDR HEEA077743Balance Weight · debondedTAIL ROTOR SHAFT WEIGHT UNBONDED.Jan 28, 2002 · N499PH · Bell 407 · Tail Rotor Drive ShaftSDR HEEA077739Cyclic Stick · wornCYCLIC STICK HAS FORWARD BEARING WEAR.Jan 28, 2002 · N496PH · Bell 407 · Rotorcraft Flight ControlSDR HEEA077738Float · leakingEMERGENCY FLOAT LEAKING. HOLE IN AFT LEFT BAG.Jan 28, 2002 · N496PH · Bell 407 · Emergency Flotation SectionSDR HEEA077736Oil Cooler · contaminatedMETAL CONTAMINATION.Jan 28, 2002 · N495PH · Bell 407 · Engine Oil CoolerSDR ALG2002F00010Frame · crackedROUTINE INSPECTION, UPPER SECTION OF FRAME CRACKED ABOVE RIGHT ATTACHMENT CASTING. PROBABLE CAUSE: RIGHT UPPER SHIM ON TAILBOOM (407-030-810-119) NOT BURNISHED AT EDGES.Jan 28, 2002 · N457AL · Bell 407 · Rotorcraft Tail BoomSDR HEEA077735Indicator · damagedINTERNAL LIGHTING TOO DIM. DIFFICULT TO READ IN DAYLIGHT.Jan 25, 2002 · N406PH · Bell 407 · Instrument PanelSDR HEEA077734Indicator · malfunctionedTORQUE INDICATOR SPIKED TO 134.1 PERCENT FOR 1.Jan 25, 2002 · N407PH · Bell 407 · Engine BMEP/Torque IndicatingSDR HEEA077733Float · leakingEMERGENCY FLOAT BAG IS LEAKING.Jan 25, 2002 · N141MA · Bell 407 · Emergency Flotation SectionSDR HEEA077730Bearing · wornOIL COOLER BLOWER HAS WORN BEARINGS.Jan 25, 2002 · N402PH · Bell 407 · Main Rotor GearboxSDR ALG2002F00012Bearing · improper partUPON REPAIRS OF GEARBOX, BEARING RACE HAVING TWO SERIAL NUMBERS ETCHED ON RACE. TO PREVENT RECURRENCE: PROPER IDENTIFICATION OF PART BEFORE LEAVING FACTORY.Jan 25, 2002 · N937AL · Bell 407 · Main Rotor GearboxSDR ALG2002F00011Pinion Gear · galledCHIP LIGHT LUMINATED, HAVING METAL IN OIL. UPON DISASSEMBLY OF GEARBOX, FOUND EXCESSIVE GALLING ON GEAR TEETH (PINION GEAR). EXCESSIVE GALLING ON PINION GEAR DUE TO IMPROPER GEAR MESHING AND EXCESSIVE LOAD TO TORQUE AREA. INSURE GEAR HARDNESS AND PROPER MESJan 25, 2002 · N937AL · Bell 407 · Main Rotor GearboxSDR WIP2002F00001Switch · failedFUEL PRESS SWITCH FAILED, REMOVED AND REPLACED WITH NEW.Jan 25, 2002 · N911FS · Bell 407 · Fuel Pressure IndicatingSDR ALG2002F00014Shaft · wornINPUT SHAFT, DURING 2500 HOUR OVERHAUL, SPLINES WORN BELOW MINIMUM LIMITS.Jan 24, 2002 · N58236 · Bell 407 · Engine/Transmission CouplingSDR HEEA077727Hub · damagedTAIL ROTOR HUB HAS SEPARATED RUBBER.Jan 22, 2002 · N402PH · Bell 407 · Tail Rotor HeadSDR CA020206001Compressor · cracked(CAN) A ONE INCH LONG CRACK WAS DISCOVERED BY MAINTENANCE PERSONNEL DURING A SCHEDULED EVENT NR 5 INSPECTION. THE CRACK WAS FOUND ON THE UPPER HALF OF THE WELD ON THE RIGHT SIDE OF THE COMPRESSOR SCROLL ASSEMBLY. WHEN THE AIRCRAFT WAS GROUND RUN AIR WAS FELT EJan 20, 2002 · Bell 407 · Turbine Engine Compressor SectionSDR ALG2002F00015Bearing · wornDURING PREVENTATIVE MAINTENANCE INSPECTION, BEARINGS ROUGH AND WORN/ BEARINGS SCRAPPED. BEARINGS SHOULD BE MOUNTED IN SELF-CENTERING HOUSING.Jan 20, 2002 · N627AL · Bell 407 · Tail Rotor Drive ShaftSDR ALG2002F00009Bearing · failedDURING PREVENTATIVE MAINTENANCE INSPECTION, BEARING FAILED COMPLETELY, PART SCRAPPED.Jan 19, 2002 · N587AL · Bell 407 · Tail Rotor Drive ShaftSDR HEEA077711Brushes · wornBRUSHES WORN ON 300 HOUR INSPECTION.Jan 18, 2002 · N742PH · Bell 407 · Starter-GeneratorSDR HEEA077710Starter Gen · failedNO STARTER ROTATION WITH VOLTAGE APPLIED.Jan 18, 2002 · N740PH · Bell 407 · Starter-GeneratorSDR HEEA077709Brushes · wornSTARTER GEN HAS WORN BRUSHES.Jan 18, 2002 · N8595X · Bell 407 · Starter-GeneratorSDR HEEA077708Bearing · wornMAIN ROTOR BEARING FAILURE.Jan 18, 2002 · Bell 407 · Main Rotor GearboxSDR ALG2002F00007Bearing · wornUPON RETURN TO BASE, PILOT FELT A MOMENTARY FLIGHT VIBRATION. ONCE ON THE GROUND MAINTENANCE WAS CALLED TO INVESTIGATE. SELF CENTERING BEARING/ HOUSINGS. GO TO FLOATING BEARING HOUSING.Jan 10, 2002 · N1116H · Bell 407 · Tail Rotor Drive ShaftSDR WIP2002F00002Reducer · failedREDUCER TUBE ASSEMBLY, REMOVED HYDRAULIC REDUCER AND TUBE ASSEMBLY, INSTALLED NEW REDUCER AND TUBE ASSEMBLY.Jan 9, 2002 · N911FS · Bell 407 · Hydraulic System, MainSDR HEEA077665Stop · stuckSTUCK ON GEARBOX. SENT TO BELL HELICOPTER TEXTRON FOR CREDIT AGAINST REPLACEMENT PARTS PURCHASED. PHI HAS NOT YET RECEIVED REPLACEMENTS. REFERENCE: DMR#744646.Jan 8, 2002 · N498PH · Bell 407 · Tail Rotor HeadSDR HEEA077664Hub · stuckT/R HUB ASSY STUCK ON GEARBOX.Jan 8, 2002 · N498PH · Bell 407 · Tail Rotor HeadSDR HEEA077663Hub · stuckTAIL ROTOR HUB IS STUCK ON GEARBOX.Jan 8, 2002 · N498PH · Bell 407 · Tail Rotor HeadSDR HEEA077662Structure · crackedTAIL BOOM STRUCTURE IS CRACKED.Jan 8, 2002 · N498PH · Bell 407 · Rotorcraft Tail BoomSDR WIP2002F00000Bearing · failedMAIN ROTOR BEARING FAILIED.Jan 4, 2002 · N911FS · Bell 407 · Tail Rotor Drive ShaftSDR HEEA077658Bearing · failedIN CRUISE, PILOT DETECTED VIBRATION / LOW RUMBLING NOISE FROM AFT AREA OF AIRCRAFT. NOISE/VIBRATION INCREASED WITH INCREASE IN POWER. MAINTENANCE INSPECTED AND FOUND NR 2 SHAFT / OIL COOLER ASSY AFT BEARING FAILURE.Jan 2, 2002 · N3193E · Bell 407 · Main Rotor Drive SystemSDR AUS20011458Cable · failed(AUS) RESCUE HOIST CABLE BROKE IN AN AREA APPROXIMATELY 100MM (4IN) ABOVE RESCUE HOOK ATTACHMENT POINT.Dec 20, 2001 · Bell 407 · Emergency EquipmentSDR ALG2002F00006Disc Pack · brokenDURING 25 HOUR AD INSPECTION, BROKEN DISC IN DISC PACK. ALLOW TAIL ROTOR DRIVE SHAFT TO FLOAT SO DISC PACKS DO NOT FLEX AS MUCH OR AS OFTEN.Dec 20, 2001 · N577AL · Bell 407 · Tail Rotor Drive ShaftSDR HEEA077644Link · wornPITCH LINK ASSY WORN.Dec 19, 2001 · N407PH · Bell 407 · Tail Rotor HeadSDR HEEA077643Cover · wornFLOAT COVER ASSY WORN.Dec 19, 2001 · N491PH · Bell 407 · Emergency Flotation SectionSDR HEEA077642Cover · wornFLOAT COVER END CAP WORN.Dec 19, 2001 · N491PH · Bell 407 · Emergency Flotation Section
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