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 HAIHEEA9789Computer · failedCOMPUTER NO INDICATED PITCH/ROLL OUTPUT. REMOVED FROM AIRCRAFT NYV-O-CVG-11.May 7, 1997 · Bell 412 · Autopilot ComputerSDR HAIHEEA9788Computer · failedCOMPUTER HAS NO INDICATED PITCH/ROD OUTPUT. REMOVED FROM AIRCRAFT NYV-O-CVG-11.May 7, 1997 · Bell 412 · Autopilot ComputerSDR HAIHEEA9787Transceiver · defectiveTRANSCEIVER UNRELIABLE IN FLIGHT.May 7, 1997 · N33008 · Bell 412 · Ground Proximity SystemSDR HAIHEEA9786Indicator · failedITT INDICATOR HAS NO RESPONSE WHEN STARTING.May 7, 1997 · N293CA · Bell 412 · Engine EGT/TIT Indicating SystemSDR HAIHEEA9785Indicator · reads lowTRIPLE TACH ALL NEEDLES INDICATE LOW OUT OF TOLERANCE.May 7, 1997 · N3893L · Bell 412 · Engine RPM Indicating SystemSDR HAIHEEA9784Indicator · reads highTRIPLE TACH INDICATOR READS HIGH AND EXCESSIVE FRICTION ERROR.May 7, 1997 · N3911L · Bell 412 · Engine RPM Indicating SystemSDR HAIHEEA9782Floor Panel · holedFLOOR PANEL HAS HOLES IN UNDERSIDE. REMOVED FROM AIRCRAFT NYV-O-CVG-11.May 7, 1997 · Bell 412 · Fuselage Floor PanelSDR HAIHEEA9781Servo Actuator · parts missingSERVO ACTUATOR PARTS MISSING 2 EACH LINKS.May 7, 1997 · N108X · Bell 412 · Main Rotor ControlSDR HAIHEEA9780Servo Actuator · parts missingSERVO ACTUATOR PARTS MISSING 2 EACH LINKSMay 7, 1997 · N107X · Bell 412 · Main Rotor ControlSDR HAIHEEA9776Indicator · reads lowTRIPLE TACH INDICATOR READS 3% LOW.May 7, 1997 · N3893P · Bell 412 · Engine RPM Indicating SystemSDR HAIHEEA9767Transceiver · weakUNIT ABOUT 45 DB. WEAK FOR RECEIVER SENSITIVITY AND POWER SUPPLY BOARD HAS BROKEN PIN.Apr 30, 1997 · N2298Z · Bell 412 · VHF Communications SystemSDR HAIHEEA9762Transceiver · failedNO DME INDICATIONS ON CONTROL HEAD.Apr 30, 1997 · N22608 · Bell 412 · DME/TACAN SystemSDR HAIHEEA9761Receiver · inoperativeVOR INTERMITTENTLY INOPERATIVE AND C209 CAPACITOR BROKEN ON RECEIVER BOARD.Apr 30, 1997 · N7128R · Bell 412 · Visual Omnirange (VOR) SystemSDR HAIHEEA9760Control Unit · failed#1 BATTERY SWITCH WILL NOT STAY ON WHEN GENERATOR PUT ON LINE, KICKS BATTERY SWITCH OFF.Apr 30, 1997 · N1202T · Bell 412 · DC Generating SystemSDR HAIHEEA9759Gyro · defectiveCO-PILOT ADI WILL NOT ERECT.Apr 30, 1997 · N2298Z · Bell 412 · Attitude Gyro and Indicating SystemSDR HAIHEEA9754Floor Panel · defectiveFLOOR PANEL CORE ON BOTTOM SIDE HAS SHIFTED TOO CLOSE TO EDGE FOR INSTALLATION. TIME SINCE REPAIR 0:00.Apr 30, 1997 · Bell 412 · Fuselage Floor PanelSDR HAIHEEA9749Actuator Rotary · fail testSLOW MOVEMENT. FAILED TEST SPERRY SHZ 412 PUB. 09-1169-10. REMOVED FROM AIRCRAFT YVOCUG11.Apr 30, 1997 · Bell 412 · Main Rotor ControlSDR HAIHEEA9748Computer · malfunctionYAW CHANNEL KICKS EVERY SO OFTEN ANYWHERE FROM 5 MINUTES TO 20 MINUTES APART.Apr 30, 1997 · N3893P · Bell 412 · Autopilot ComputerSDR HAIHEEA9747Signal Cond · malfunctionFUEL LEVEL LIGHT COMING ON IN FLIGHT WITH A FULL TANK.Apr 30, 1997 · N1202T · Bell 412 · Fuel Indicating SystemSDR HAIHEEA9746Signal Cond · malfunctionFUEL LOW LIGHT COMING ON IN FLIGHT WITH FULL TANKS.Apr 30, 1997 · N1202T · Bell 412 · Fuel Indicating SystemSDR HAIHEEA9745Actuator Rotary · bindingROTARY ACTUARY BINDING CYCLIC.Apr 30, 1997 · N3893P · Bell 412 · Main Rotor ControlSDR HAIHEEA9744Actuator Rotary · failedACTUATOR WOULD NOT MOVE ON GROUND TEST.Apr 30, 1997 · N22608 · Bell 412 · Main Rotor ControlSDR HAIHEEA9742Valve · malfunctionVALVE DOES NOT WORK UNLESS TAPPED ON. INOPERATIVE.Apr 30, 1997 · N2261D · Bell 412 · Fuel Selector/Shut-Off ValveSDR HAIHEEA9736Rate Gyro · malfunctionPILOTS ADI RATE OF TURN INDICATOR PULLS LEFT OF CENTER DURING NORMAL STRAIGHT FLIGHT.Apr 30, 1997 · Bell 412 · Turn and Bank/Rate of Turn IndicatorSDR HAIHEEA9732Skidtube · corrodedSKID TUBE CORRODED BEYOND LIMITS (.047) AS PER 412 IPC CHAPTER 32.Apr 30, 1997 · N3911L · Bell 412 · Main Landing Gear Strut/Axle/TruckSDR HAIHEEA9731Actuator · stuckACTUATOR IS STUCK, WILL NOT MOVE.Apr 30, 1997 · N22347 · Bell 412 · Entrance StairsSDR HAIHEEA9723Battery Pack · fail testBATTERY PACK FAILED CAPACITY TEST.Apr 30, 1997 · N2261D · Bell 412 · Battery/Charger SystemSDR HAIHEEA9722Battery Pack · fail testBATTERY PACK FAILED CAPACITY TEST.Apr 30, 1997 · N22347 · Bell 412 · Battery/Charger SystemSDR HAIHEEA9719Transmitter · defectiveTRANSMITTER DRAWS EXCESSIVE CURRENT.Apr 30, 1997 · N3893P · Bell 412 · Directional Gyro and Indicating SystemSDR HAIHEEA9707Case Assy · corrodedPOSSIBLE REPAIR DUE TO CORROSION AT MOUNTING LUGS.Apr 30, 1997 · N22608 · Bell 412 · Tail Rotor GearboxSDR HAIHEEA9705Duct · crackedEXHAUST STACK IS CRACKED.Apr 30, 1997 · N2149S · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HAIHEEA9702Gear Assy · wornGEAR ASSY SEAL RIDE AREA WORN.Apr 30, 1997 · N3893P · Bell 412 · Main Rotor GearboxSDR HAIHEEA9701Duct · crackedLT DUCT ASSY CRACKED.Apr 30, 1997 · N108X · Bell 412 · Engine Collector/Tailpipe/NozzleSDR HAIHEEA9700Altimeter · errorALTIMETER 200 FEET OFF AT 5000 FEET.Apr 30, 1997 · N5759N · Bell 412 · Altimeter, Barometric/EncoderSDR HAIHEEA9691Motor · wornEXCESSIVE PLAY IN SHAFT OUTPUT.Apr 30, 1997 · N22347 · Bell 412 · Windshield/Door Rain/Ice RemovalSDR HAIHEEA9683Indicator · failedCO-PILOT 3 AXIS GYRO INDICATOR COMPASS WILL NOT ERECT.Apr 30, 1997 · N2298Z · Bell 412 · Attitude Gyro and Indicating SystemSDR HAIHEEA9668Igniter Lead · defectiveIGNITER LEAD END CONNECTOR MISSING PIECE.Apr 29, 1997 · N2148K · Bell 412 · Ignition Harness (Distribution)SDR HAIHEEA9664Indicator · reads lowROTOR RPM READS 3 TO 5% LOW AND #1 NEEDLE STICKS.Apr 29, 1997 · N6559Z · Bell 412 · Main Rotor Indicating SystemSDR HAIHEEA9655Float Bag Assy · unbondedFLOAT BAG HAS UNBONDED INLET VALVE AND PIN HOLE LEAKAGE.Apr 29, 1997 · N2258F · Bell 412 · Emergency Flotation SectionSDR HAIHEEA9645Computer · inoperativeYAW CHANNEL INOPERATIVE. UNIT FAILED ALTITUDE WASHOUT TEST 34.3 ON SST.Apr 29, 1997 · N2148K · Bell 412 · Rotorcraft Servo SystemSDR HAIHEEA9634Indicator · malfunctionATTITUDE INDICATOR FLAG STAYS IN VIEW AND PRECESSES EXCESSIVELY.Apr 29, 1997 · N107X · Bell 412 · Attitude Gyro and Indicating SystemSDR HAIHEEA9632Converter · sheared shaftWIPER MOTOR SHEARED SHAFT.Apr 29, 1997 · N107X · Bell 412 · Windshield/Door Rain/Ice RemovalSDR HAIHEEA9631Converter · failedWIPER CONVERTER MOTOR SPINS WITHOUT ARM MOVEMENT.Apr 29, 1997 · N2148K · Bell 412 · Windshield/Door Rain/Ice RemovalSDR HAIHEEA9627Gearbox · failedCOMBINING GR BOX LOW AND FLUCTUATING OIL PRESSURE.Apr 29, 1997 · N3893N · Bell 412 · Turbine Engine Reduction GearSDR HAIHEEA9622Trim Tab · unbondedTRAILING EDGE SECTION OF THE TRIM TAB WAS NEVER BONDED. SENApr 28, 1997 · Bell 412 · Main Rotor BladesSDR HAIHEEA9605Receiver · errorsPROVIDING HAZARDOUSLY MISLEADING INFORMATION TO THE FLIGHT CREW IS A MAJOR FAILURE CONDITION FOR THE AIRCRAFT. SINGLE LATENT FAILURES OF CDI DEVIATION OUTPUT WIRES (SHORTED AND/OR OPEN) RESULT IN A NON FLAGGED AND CENTERED DEVIATION BAR INDICATINGAN ON COURSEApr 25, 1997 · N3911L · Bell 412 · Global Positioning SystemSDR HAIHEEA9604Receiver · errorsPROVIDING HAZARDOUSLY MISLEADING INFORMATION TO THE FLIGHT CREW IS A MAJOR FAILURE CONDITION FOR THE AIRCRAFT. SINGLE LATENT FAILURES OF CDI DEVIATION OUTPUT WIRES (SHORTED AND/OR OPEN) RESULT IN A NON FLAGGED AND CENTERED DEVIATION BAR INDICATINGAN ON COURSEApr 25, 1997 · N3911L · Bell 412 · Visual Omnirange (VOR) SystemSDR HAIHEEA9603Receiver · errorsPROVIDING HAZARDOUSLY MISLEADING INFORMATION TO THE FLIGHT CREW IS A MAJOR FAILURE CONDITION FOR THE AIRCRAFT. SINGLE LATENT FAILURES OF CDI DEVIATION OUTPUT WIRES (SHORTED AND/OR OPEN) RESULT IN A NON FLAGGED AND CENTERED DEVIATION BAR INDICATINGAN ON COURSEApr 25, 1997 · N3911L · Bell 412 · Localizer/VOR SystemSDR HAIHEEA9602Case Assy · defectiveGR BOX DEFECT. UNABLE TO OBTAIN ACCEPTABLE BACKLASH. READING BELOW LIMITS.Apr 25, 1997 · N22347 · Bell 412 · Tail Rotor GearboxSDR HAIHEEA9600Bushing · mis mfgBUSHING MISMANUFACTURED. ITEM WILL NOT FIT INTO THE BRACKET P/N 412-310-401-101, O.D. .008 TOO LARGE.Apr 25, 1997 · Bell 412 · Main Rotor System
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