Bell 412

Service difficulty reports · 4,516

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 = '412'
  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 HEEA0014753Actuator · inoperativeENGINE INTAKE UNIT INOPERATIVE. TAPPING ON UNIT FREED THE MOTOR FOR A SHORT TIME.Jun 11, 1998 · N21498 · Bell 412 · Engine Air Intake SystemSDR HEEA0014747Indicator · inoperativeOIL INDICATOR WILL NOT INDICATE.Jun 11, 1998 · N5759N · Bell 412 · Engine Oil Indicating SystemSDR HEEA0014745Controler · inoperativeHP AND CPL SWITCHES WILL NOT ENGAGE.Jun 11, 1998 · N22608 · Bell 412 · Autopilot SystemSDR HEEA0014728Detector · malfunctionedRPM LIMIT DETECTOR HAS LOW AUDIO VOLUME.Jun 11, 1998 · N3893P · Bell 412 · Rotor Drive Indicating SystemSDR HEEA0014727Indicator · malfunctionedATTITUDE INDICATOR PRECESSES 1 DEGREE A MINUTE. REBALANCED STATIC AND DYNAMIC. RECALIBRATED ROLL AND PITCH ERECTIONS. UNIT BENCH CHECKS GOOD.Jun 11, 1998 · N293CA · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0014721Actuator · malfunctionedAFCS WILL NOT FOLLOW BEEP MOTOR LEFT OR RIGHT.Jun 10, 1998 · N3893P · Bell 412 · Main Rotor ControlSDR HEEA0014714Actuator · failedSTEP ACTUATOR 'S INTERNAL GEAR SEEMS TO BE STRIPPED.Jun 10, 1998 · N293CA · Bell 412 · Entrance StairsSDR HEEA0014712Transmitter · failedFUEL QUANTITY TRANSMITTER READS HIGH CAPACITANCE.Jun 10, 1998 · Bell 412 · Fuel Quantity SensorSDR HEEA0014711Indicator · faultyFUEL QUANTITY INDICATOR ERRATIC.Jun 10, 1998 · N22608 · Bell 412 · Fuel Quantity IndicatorSDR HEEA0014705Computer · malfunctionedCOMPUTER STICKS, DOES NOT FOLLOW APF'S.Jun 10, 1998 · N3893L · Bell 412 · Autopilot SystemSDR HEEA0014704Control Unit · failedGENERATOR WOULD NOT COME ON.Jun 10, 1998 · N6559Z · Bell 412 · DC Generating SystemSDR HEEA0014701Rate Gyro · malfunctionedTURN INDICATOR WOULD NOT OPEN.Jun 10, 1998 · N3893S · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HEEA0014700Gyroscope · malfunctionedHORIZONTAL GYRO WILL NOT ERECT AND NO CURRENT DRAWN.Jun 10, 1998 · N293CA · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA0014698Indicator · reads lowDUAL TORQUE'S NR 1 NEEDLE READS LOW. TIME SINCE REPAIR 42:25 HOURS.Jun 10, 1998 · N22347 · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA0014692Actuator · inoperativeSTEP WILL NOT COME UP.Jun 10, 1998 · N22347 · Bell 412 · Entrance StairsSDR HEEA0014690Valve · faultyFUEL SYSTEM VALVE FAULTY, CAUTION LIGHT FUNCTIONS INTERMITTENTLY.Jun 10, 1998 · N107X · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA0014673Transceiver · malfunctionedTRANSMISSIONS WEAK. PERFORMED PRELIMINARY INSPECTION AND TESTED UNIT. ADJUSTED C/N SQUELCH. FOUND TRANSMIT POWER OUT TOO HIGH. ALIGNED TRANSMITTER. NO HELP.Jun 9, 1998 · N141PH · Bell 412 · VHF Communications SystemSDR HEEA0014672Transceiver · malfunctionedTRANSCEIVER TRANSMITS CONSTANTLY.Jun 9, 1998 · N33008 · Bell 412 · VHF Communications SystemSDR HEEA0014671Blade · damagedCOULD NOT BALANCE MAIN ROTOR BLADE. TIP HEAVY. (SUSPECT WATER IN THE CORE).Jun 9, 1998 · N3893P · Bell 412 · Main Rotor BladesSDR HEEA0014670Blade · faultyMAIN ROTOR BLADE WILL NOT TRACK.Jun 9, 1998 · N22608 · Bell 412 · Main Rotor BladesSDR HEEA0014669Blade · faultyMAIN ROTOR BLADE WILL NOT TRACK.Jun 9, 1998 · N22608 · Bell 412 · Main Rotor BladesSDR HEEA0014660Encoder · out of toleranceENCODER NEEDLE STICKS AND ENCODER INDICATES OUT OF TOLERANCE.Jun 8, 1998 · N141PH · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA0014658Actuator · stickingCYCLIC ACTUATOR DRAGS OR STICKS INTERMITTENTLY.Jun 8, 1998 · N7128R · Bell 412 · Main Rotor ControlSDR HEEA0014655Gear · corrodedMAIN ROTOR GEARBOX HAS CORROSION ON FLANGE AREA.Jun 8, 1998 · N5759N · Bell 412 · Main Rotor GearboxSDR HEEA0014654Case · corrodedMAIN ROTOR GEARBOX HAS CORROSION ON FLANGE AREA.Jun 8, 1998 · N5759N · Bell 412 · Main Rotor GearboxSDR HEEA0014650Cartridge · faultyPUMP WILL NOT COME ON WHEN POWER IS APPLIED.Jun 8, 1998 · N142PH · Bell 412 · Fuel Boost PumpSDR HEEA0014649Valve · faultyNO LIGHT INDICATION ON CAUTION PANEL. VALVE FAULTY.Jun 8, 1998 · N142PH · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA0014648Light · inoperativeSTROBE LIGHT UNIT IS INOPERATIVE.Jun 8, 1998 · N3893S · Bell 412 · Exterior LightingSDR HEEA0014643Indicator · flag stickingNAVIGATION FLAG STICKS.Jun 8, 1998 · N3893N · Bell 412 · Integrated Flight SystemSDR HEEA0014642Light · inoperativeSTROBE LIGHT IS INOPERATIVE.Jun 8, 1998 · N2298Z · Bell 412 · Exterior LightingSDR HEEA0014639Control Unit · inoperativeDC CONTROL UNIT WILL NOT COME ON LINE.Jun 8, 1998 · N6559Z · Bell 412 · DC Generating SystemSDR HEEA0014638Indicator · leakingAIRSPEED INDICATOR HAS EXCESSIVE CASE LEAKAGE INDICATES OUT OF TOLERANCE.Jun 8, 1998 · N3893N · Bell 412 · Airspeed/Mach IndicatorSDR HEEA0014630Rate Gyro · malfunctionedRATE GYRO TURN NEEDLE OSCILLATES.Jun 8, 1998 · N7128R · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HEEA0014626Indicator · sticksTORQUE INDICATOR'S NR 1 NEEDLE STICKS AT ZERO.Jun 8, 1998 · N5759N · Bell 412 · Engine BMEP/Torque IndicatingSDR HEEA0014616Compass · inaccurateREADINGS ARE OFF 20 DEGREES OFF. ADJUSTMENTS DO NOT HELP.Jun 5, 1998 · N21498 · Bell 412 · Magnetic CompassSDR HEEA0014615Cap · wornRUBBER WORN ON CAP.Jun 5, 1998 · N2148K · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HEEA0014605Actuator · defectiveM/R ACTUATOR ONLY MOVED AFT.Jun 5, 1998 · N7128R · Bell 412 · Main Rotor ControlSDR HEEA0014602Actuator Step · inoperativeSTEP ACTUATOR INOPERATIVE.Jun 5, 1998 · N5759N · Bell 412 · Entrance StairsSDR HEEA0014597Receiver · malfunctionedGPS FLAG SHOWS AT ALL TIMES. PERFORMED PRELIMINARY INSPECTION AND FOUND NEEDLE DEFLECTION INCORRECT.Jun 4, 1998 · N2261D · Bell 412 · Global Positioning SystemSDR HEEA0014595Blade · unbondedFRETTING AND PAD UNBONDED ON UPPER SURFACE. THE TIP OF THE BLADE IS HEAVY.Jun 4, 1998 · N3893P · Bell 412 · Main Rotor BladesSDR HEEA0014590Actuator · malfunctionedT/R CONTROL NR 2 SIDE IS STUCK.Jun 4, 1998 · N107X · Bell 412 · Rotorcraft Servo SystemSDR HEEA0014579Control Unit · inoperativeGENERATOR CONTROL UNIT INOPERATIVE.Jun 4, 1998 · N23023 · Bell 412 · DC RegulatorSDR HEEA0014568Gyro · malfunctionedRATE OF TURN NEEDLES TO THE RIGHT. (REMOVED FROM A/C YV0CVG12).Jun 4, 1998 · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HEEA0014566Gyro · malfunctionedRT FLAG WILL NOT PULL.Jun 4, 1998 · N3893S · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0014564Gyroscope · malfunctionedRATE OF TURN NEEDLES TO THE RIGHT.Jun 4, 1998 · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HEEA0014559Indicator · unservicableHYDRAULIC PRESSURE SIDE MARKINGS FADED.Jun 4, 1998 · N3893S · Bell 412 · Hydraulic Pressure IndicatorSDR HEEA0014556Light · inoperativeLIGHT INOPERABLE.Jun 4, 1998 · N2298Z · Bell 412 · Exterior LightingSDR HEEA0014542Valve · inoperativeFUEL SYSTEM VALVE INOPERATIVE.Jun 4, 1998 · N293CA · Bell 412 · Fuel Selector/Shut-Off ValveSDR HEEA0014536Indicator · failedNR 2 NEEDLE DOES NOT INDICATE.Jun 4, 1998 · N2149S · Bell 412 · Engine RPM Indicating SystemSDR HEEA0014528Sensor · malfunctionedAUTOPILOT PORPOISES IN PITCH OR ALTIMETER OR VSI MODE.Jun 4, 1998 · N107X · Bell 412 · Altitude Controller
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