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 HEEA088558Check Valve · leakingHYD CHECK VALVE LEAKING. SHOP REPAIR.Aug 5, 2003 · N3893P · Bell 412 · Hydraulic System, MainSDR HEEA088556Servo · leakingCYCLIC SERVO LEAKING FROM PILOT VALVE. SHOP REPAIR.Aug 5, 2003 · N3893P · Bell 412 · Rotorcraft Servo SystemSDR HEEA088582Bearing · wornBEARINGS WORN. SHOP REPAIR.Aug 4, 2003 · N3893L · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088579Bearing · wornLINK ASSY BEARINGS WORN. SHOP REPAIR.Aug 4, 2003 · N3893L · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088450Check Valve · failedFUEL SYSTEM CHECK VALVE FAILURE.Aug 4, 2003 · N33008 · Bell 412 · Aircraft Fuel Distribution SystemSDR HEEA088551Exhaust Duct · crackedCRACK FOUND AROUND MOUNTING SURFACE OF EXHAUST DUCT. SHOP REPAIR.Aug 3, 2003 · N3893P · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HEEA088554Indicator · malfunctionedSTICKS AT ZERO DURING START. SHOP REPAIR.Aug 2, 2003 · N142PH · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA088553Indicator · stuckSTICKS AT ZERO DURING START. SHOP REPAIR.Aug 2, 2003 · N142PH · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA088522Receiver · inoperativeVOR RECEIVER INOPERATIVE. IN SHOP REPAIR.Aug 2, 2003 · N2014K · Bell 412 · Visual Omnirange (VOR) SystemSDR HEEA088520Indicator · malfunctionedCOPILOT DME DISPLAY LIGHTS FLICKER. IN SHOP REPAIR.Aug 2, 2003 · N142PH · Bell 412 · DME/TACAN SystemSDR ERAA096635Battery · inoperativeELT GOES OFF CONSTANTLY, BATTERY HAS BEEN DISCONNECTED. SENT TO ARTEX FOR REPAIR. COULD NOT DUPLICATE, CHECKED MOUNTING ANGLE, SHOULD BE HORIZONTAL. REPLACED BATTERY, EXPIRED. TESTED IAW ARTEX PROCEDURES, REPLACED BATTERY PACK.Aug 1, 2003 · N164EH · Bell 412 · Emergency Locator BeaconSDR HEEA088598Step · malfunctionedRT STEP ASSY WOULD NOT STOW. SHOP REPAIR.Aug 1, 2003 · N2014K · Bell 412 · Entrance StairsSDR HEEA088590Gps · malfunctionedGPS CAUSES CIRCUIT BREAKER TO POP. SHOP REPAIR.Aug 1, 2003 · N142PH · Bell 412 · Global Positioning SystemSDR HEEA088564Transmitter · precessesCOPILOT RMI PRECESSES. SHOP REPAIR.Aug 1, 2003 · N2014K · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA088557Accumulator · leakingHYD SYSTEM ACCUMULATOR LEAKING FLUID. SHOP REPAIR.Aug 1, 2003 · N3893P · Bell 412 · Hydraulic Power Accumulator, MainSDR AUS20030759Pinion Gear · cracked(AUS) MAIN ROTOR BRAKE QUILL PINION GEAR CRACKED FOR APPROXIMATELY 75 PERCENT ACROSS GEAR FACE. TRANSMISSION CHIP DETECTOR ACTIVATED. INSPECTION OF CHIP DETECTOR AND FILTER FOUND NO SIGNIFICANT CONTAMINATION.Jul 31, 2003 · Bell 412 · Main Rotor BrakeSDR HEEA088612Indicator · erraticCOMPASS CARD READS ERRATIC.Jul 31, 2003 · N3893L · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA088592Interphone · intermittentINTERPHONE INTERMITTENT ON COMM CHANNEL. SHOP REPAIR.Jul 31, 2003 · N6559Z · Bell 412 · Audio Integrating SystemSDR HEEA088572Gyro · intermittentCOPILOT RMI DROPS OFF LINE INTERMITTENTLY. SHOP REPAIR.Jul 31, 2003 · N3893L · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA088565Transmitter · malfunctionedFLUX VALVE CAUSES FUSE TO BLOW AT TARSYN UNIT. SHOP REPAIR.Jul 31, 2003 · N3893L · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA088616Check Valve · leakingHYD SYSTEM CHECK VALVE LEAKING.Jul 30, 2003 · N3893P · Bell 412 · Hydraulic System, MainSDR AUS20030817Gearbox · making metal(AUS) REDUCTION GEARBOX OIL FILTER CONTAMINATED WITH FINE METAL PARTICLES.Jul 29, 2003 · Bell 412 · Turbine Engine Reduction GearSDR HEEA088577Bearing · roughMAIN ROTOR PENDULUM ASSY HAS ROUGHNESS IN BEARINGS. SHOP REPAIR.Jul 29, 2003 · N3893P · Bell 412 · Main Rotor HeadSDR HEEA088576Bearing · roughPENDULUM ASSY HAS ROUGHNESS IN BEARINGS. SHOP REPAIR.Jul 29, 2003 · N3893L · Bell 412 · Main Rotor HeadSDR HEEA088575Bearing · roughPENDULUM ASSY HAS ROUGHNESS IN BEARINGS. SHOP REPAIR.Jul 29, 2003 · N3893L · Bell 412 · Main Rotor HeadSDR HEEA088573Indicator · malfunctionedAFTER WARM UP, GYRO 3-AXIS INDICATOR WON'T SLAVE COMPASS CARD. SHOP REPAIR.Jul 29, 2003 · N3893L · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA088444Signal Cond Unit · malfunctionedTROUBLESHOOTING FUEL TRANSFER LIGHT STAYING ON TOO LONG. REPLACED SIGNAL COND. UNIT.Jul 29, 2003 · Bell 412 · Fuel Indicating SystemSDR HEEA088617Starter Gen · noisySTARTER GEN MAKING NOISE.Jul 28, 2003 · N21498 · Bell 412 · Starter-GeneratorSDR HEEA088608Display · malfunctionedSCREEN FADES OUT. FOCUS IS NOT SHARP, INSTENSITY IS DIM.Jul 28, 2003 · N2148K · Bell 412 · Weather Radar SystemSDR HEEA088607Computer · malfunctionedCOMPUTER CAUSES INDICATOR TO LOSE FOCUS AND FADE AFTER 30 MINUTES.Jul 28, 2003 · N2148K · Bell 412 · Weather Radar SystemSDR HEEA088581Bearing · wornMAIN ROTOR LINK ASSY BEARINGS WORN. SHOP REPAIR.Jul 28, 2003 · N142PH · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088580Bearing · wornMAIN ROTOR LINK BEARINGS WORN. SHOP REPAIR.Jul 28, 2003 · N142PH · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088578Bearing · wornMAIN ROTOR LINK HAS BEARINGS WORN. SHOP REPAIR.Jul 28, 2003 · N142PH · Bell 412 · Main Rotor Mast/SwashplateSDR HEEA088555Landing Light · intermittentLANDING LIGHT INTERMITTENTLY WILL NOT TURN OFF. SHOP REPAIR.Jul 28, 2003 · N2014K · Bell 412 · Exterior LightingSDR HEEA088549Indicator · reads highTEMPERATURE READS HIGH. SHOP REPAIR.Jul 28, 2003 · N2014K · Bell 412 · Engine Oil Temperature RegulatorSDR HEEA088509Hose · leakingHYDRAULIC HOSE LEAKING. REPLACED WITH SERVICEABLE PART.Jul 28, 2003 · N142PH · Bell 412 · Hydraulic System, MainSDR HEEA088610Indicator · damagedDC NEEDLE INOP/SIGHT GLASS COMES OFF.Jul 27, 2003 · N2261D · Bell 412 · Instrument PanelSDR HEEA088595Search Light · damagedBULB RETAINER SCREW BROKEN AND STUCK IN UNIT, BULB HOUSING LOOSE. SHOP REPAIR.Jul 27, 2003 · N5759N · Bell 412 · Exterior LightingSDR HEEA088594Float · leakingMLG EMERGENCY FLOAT LEAKING. SHOP REPAIR.Jul 26, 2003 · N142PH · Bell 412 · Emergency Flotation SectionSDR HEEA088477Fuel Cell · leakingFUEL CELL LEAKING.Jul 26, 2003 · N21498 · Bell 412 · Fuel StorageSDR HEEA088476Fuel Cell · leakingFUEL CELL LEAKING.Jul 26, 2003 · N21498 · Bell 412 · Fuel StorageSDR HEEA088584Indicator · contaminatedMOISTURE INSIDE TORQUE INDICATOR FACE. SHOP REPAIR.Jul 25, 2003 · N2261D · Bell 412 · Engine RPM Indicating SystemSDR HEEA088505Indicator · stuckTRIPLE TACH NEEDLES STICK TOGETHER.Jul 25, 2003 · N2261D · Bell 412 · Rotor Drive Indicating SystemSDR HEEA088593Interphone · damagedINTERPHONE PAINT MISSING FROM FACE PLATE. SHOP REPAIR.Jul 24, 2003 · N107X · Bell 412 · Audio Integrating SystemSDR HEEA088552Indicator · stickingSTICKS WHEN ENGINE IS FIRST STARTED UNTIL ABOUT 45 PERCENT N1. SHOP REPAIR.Jul 24, 2003 · N142PH · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA088521Receiver · will not testMARKER BEACON WILL NOT TEST. IN SHOP REPAIR.Jul 24, 2003 · N6559Z · Bell 412 · VHF Communications SystemSDR HEEA088614Blade · damagedHOLE IN BLADE OUT OF LIMITS. REPLACED BLADE 212-010-750-113, S/N A-12427, T.T. 1415:50 DUE TO HOLE. REPAIRED.Jul 23, 2003 · N33008 · Bell 412 · Tail Rotor HeadSDR HEEA088221Tarsyn · failedNR 2 HELIPILOT FAILED IN FLIGHT, THE COPILOT ATTITUDE INDICATOR FAILED AND THE CIRCUIT BREAKER POPPED. SMELLED BURNING WIRE. MAINTENANCE FOUND WIRING TO COPILOT TARSYN UNIT CHAFED IN THE AVIONICS COMPARTMENT WHERE THE TARSYN UNIT MOUNTS. REPLACED TARSYN UNIJul 23, 2003 · N3911L · Bell 412 · Auto Flight SystemSDR HEEA088452Indicator · precessesATTITUDE INDICATOR PRECESSES 15 DEGREES.Jul 22, 2003 · N5759N · Bell 412 · Directional Gyro and Indicating SystemSDR HEEA088222Compensator · fluctuatesNR 2 ITT FLUCTUATING. MAINTENANCE REPLACED THE TRIM COMPENSATOR.Jul 22, 2003 · N3893L · Bell 412 · Engine Temperature Indicating System
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