Bell 412

Service difficulty reports · 4,516

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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 HEEA0016430Antenna Pedestal · inoperativeRADAR INOPERATIVE.Oct 26, 1998 · N142PH · Bell 412 · Weather Radar SystemSDR HEEA0016429Valve · leakingONE OF THE FITTING PLATES LEAKING FUEL.Oct 26, 1998 · N2149S · Bell 412 · Fuel Selector/Shut-Off ValveSDR HEEA0016428Transmitter · intermittentINTERMITTENT ACTIVATION MALFUNCTIONING SWITCH ON ELT.Oct 26, 1998 · N2261D · Bell 412 · Emergency Locator BeaconSDR HEEA0016427Transmitter · malfunctionedELT PERIODICALLY SELF-ACTIVATES WITHOUT REASON.Oct 26, 1998 · N2261D · Bell 412 · Emergency Locator BeaconSDR HEEA0016426Transmitter · intermittentELT SELF-ACTIVATES INTERMITTENTLY.Oct 26, 1998 · N2261D · Bell 412 · Emergency Locator BeaconSDR HEEA0016425Elt · malfunctionedELT G-SWITCH OPERATION DOES NOT FUNCTION CORRECTLY, WILL NOT ACTIVATE PROPERLY.Oct 26, 1998 · Bell 412 · Emergency Locator BeaconSDR HEEA0016424Transmitter · out of toleranceTRANSMITTER READS HIGH OUT OF TOLERANCE.Oct 26, 1998 · N2149S · Bell 412 · Engine Oil PressureSDR 98ZZZX4354Splindle · failedDURING FLIGHT, PILOTS NOTED HELICOPTER HAD SUDDENLY DEVELOPED A VERTICAL AND LATERAL 'SHUFFLE' VIBRATION. UPON LANDING, MAINT INSPECTED ROTOR SYSTEM. THE MAIN ROTOR SPINDLE LASTOMERIC DAMPER BEARING ASSY ON THE 'RED' BLADE SPINDLE ASSY WAS FOUND SEPARATED FROct 23, 1998 · N411DE · Bell 412 · Main Rotor HeadSDR HEEA0016200Actuator · failedSTEP ACTUATOR WILL NOT ACTIVATE, INOPERATIVE.Oct 21, 1998 · N3893N · Bell 412 · Entrance StairsSDR HEEA0016199Actuator · failedSTEP ACTUATOR WILL NOT ACTUATE.Oct 21, 1998 · N141PH · Bell 412 · Entrance StairsSDR HEEA0016198Actuator · ratchetingSTEP ACTUATOR RATCHETING MID-RANGE OF TRAVEL.Oct 21, 1998 · N2148K · Bell 412 · Entrance StairsSDR HEEA0016197Actuator · failedSTEP ACTUATOR WILL NOT ACTUTATE. SERIAL NUMBERS REMOVED ARE BP9920 AND T28916.Oct 21, 1998 · N33008 · Bell 412 · Entrance StairsSDR HEEA0016196Actuator · failedSTEP ACTUATOR UNIT TRAVELED APPROXIMATELY 1/2 STROKE AND STOPPED WITH SPARKS COMING FROM UNIT.Oct 21, 1998 · N33008 · Bell 412 · Entrance StairsSDR HEEA0016195Actuator · inoperativeSTEP ACTUATOR INOPERATIVE WILL NOT RETRACT.Oct 21, 1998 · N2149S · Bell 412 · Entrance StairsSDR HEEA0016194Actuator · stickingSTEP ACTUATOR STUCK.Oct 21, 1998 · N21498 · Bell 412 · Entrance StairsSDR HEEA0016193Actuator · inoperativeSTEP ACTUATOR WILL NOT EXTEND.Oct 21, 1998 · N3893L · Bell 412 · Entrance StairsSDR HEEA0016192Actuator · slowSTEP ACTUATOR ACTUATES SLOWLY.Oct 21, 1998 · N21498 · Bell 412 · Entrance StairsSDR HEEA0016191Actuator · stickingSTEP ACTUATOR STUCK IN DOWN POSITION. SHAFT BROKEN DURING REMOVAL.Oct 21, 1998 · N3893P · Bell 412 · Entrance StairsSDR HEEA0016190Actuator · stickingSTEP ACTUATOR STICKS INTERMITTENTLY.Oct 21, 1998 · N2298Z · Bell 412 · Entrance StairsSDR HEEA0016189Actuator · grindingSTEP ACTUATOR HAS GRINDING NOISE AND STOPS WHEN STEP IS HALF WAY UP.Oct 21, 1998 · N141PH · Bell 412 · Entrance StairsSDR HEEA0016188Actuator · inoperativeSTEP ACTUATOR INOPERATIVE.Oct 21, 1998 · N22608 · Bell 412 · Entrance StairsSDR HEEA0016187Actuator · inoperativeSTEP ACTUATOR WILL NOT EXTEND.Oct 21, 1998 · N3893S · Bell 412 · Entrance StairsSDR HEEA0016186Blade · wornLEADING EDGE STRIP OUTBOARD SEPARATED BEYOND LIMITS. ALSO HAS EROSION HOLE ON THE OUTBOARD END. THE TOP AFT FRETTING PAD IS UNBONDED.Oct 21, 1998 · N142PH · Bell 412 · Main Rotor BladesSDR HEEA0016185Actuator · inoperativeSTEP ACTUATOR WILL NOT ACTUATE.Oct 21, 1998 · N141PH · Bell 412 · Entrance StairsSDR HEEA0016184Actuator · seizedSTEP ACTUATOR SEIZED.Oct 21, 1998 · N3893N · Bell 412 · Entrance StairsSDR HEEA0016167Case Assy · defectiveTRANSMISSION UNABLE TO OBTAIN PROPER BACKLASH ON QUILLS. POSSIBLE DEFECTIVE PART.Oct 16, 1998 · Bell 412 · Main Rotor GearboxSDR CZMA061349Fitting · defectiveDURING ANNUAL INSPECTION, NUT SECURING COVER TO THE THIRD STATIC PORT ON COPILOT'S SIDE WAS REMOVED TAKING THE THREADS OF THE STATIC PORT WITH IT. THE NUT IS A STAINLESS STEEL ELASTIC STOP NUT INSTALLED ON A SOFT ALUMINUM STATIC PORT. THIS MATERIAL COMBINATIOOct 8, 1998 · N911BE · Bell 412 · Pitot/Static SystemSDR CZMA061348Rib · crackedPART WAS PURCAHSED NEW AND USED AS A SPARE WHILE ORIGINAL AIRCRAFT EQUIPMEMT ELEVATOR WAS BEING REPAIRED. PART WAS THEN SENT TO HELIPRO FOR EMBODIMENT OF T.B. 412-83-31. RIB WAS DISCOVERED AS BEING CRACKED AT HELIPRO AND WAS RETURNED TO CUSTOMER FOR WARRANTYOct 7, 1998 · N412BE · Bell 412 · Elevator, Spar/RibSDR HEEA0016062Detector · malfunctionedNR 1 ENGINE WARNING LIGHT COMES ON INTERMITTENTLY IN-FIGHT.Sep 21, 1998 · N141PH · Bell 412 · Rotor Drive Indicating SystemSDR AU981230Gearbox · faulty(AUS) TAIL ROTOR GEARBOX OIL DIRTY. OIL CHANGED BUT AGAIN BECAME DIRTY. GEARBOX CHANGED.Sep 20, 1998 · Bell 412 · Tail Rotor GearboxSDR 98ZZZX4750Line · chafedWHILE IN CRUISE FLIGHT, TRANSMISSION OIL RPESSURE INDICATOR STARTED TO SHOW LOW PRESSURE. DIVERTED TO HI-264 FOR MAINTENANCE. AIRCRAFT ASISGNED TO CAMERON BASE. REPLACED HOSE ASSEMBLY. REF: 412 IPC, CHAPTER 63-99-00, PAGE 22, FIGURE 63-6, ITEM 49.Sep 17, 1998 · N3893L · Bell 412 · Turbine Engine Reduction GearSDR HEEA0016038Bearing · wornMAIN ROTOR BEARING WORN BEYOND LIMITS AND FACE OF INNER BALL ALSO SHOWS SIGNS OF WEAR. REPLACED WITH SERVICEABLE ROD END ASSY.Sep 11, 1998 · N3893L · Bell 412 · Main Rotor ControlSDR HEEA0016035Altimeter · reads highPILOT REPORTED ALTIMETER UNIT READS 125 FEET HIGH OUT OF TOLERANCE. WHEN RECEIVED UNIT, IT HAD LOOSE PARTS INSIDE.Sep 11, 1998 · N293CA · Bell 412 · Altimeter, Barometric/EncoderSDR HEEA0016028Indicator · stickingN1 STICKS DURING ENGINE START.Sep 11, 1998 · N142PH · Bell 412 · Engine RPM Indicating SystemSDR HEEA0016027Blade · mismanufacturedBLADE TIP TOO HEAVY FROM VENDOR.Sep 11, 1998 · Bell 412 · Main Rotor BladesSDR HEEA0016026Indicator · failedWHEN TRYING TO CALIBRATE INDICATOR, FOUND TO BE OFF AT ZERO USING EMPTY ADJUSTMENT SCREW TO CALIBRATE AT ZERO, NEEDLE PEGGED TO THE RIGHT OF ZERO AND STAYED. CHECKED FULL SIDE, NEEDLE WOULD ONLY GO TO 1000 POUNDS.Sep 11, 1998 · N22608 · Bell 412 · Fuel Quantity IndicatorSDR HEEA0015941Receiver · malfunctionedRECEIVER HAS NO AUDIO.Aug 28, 1998 · N3893P · Bell 412 · Automatic Direction Finder (ADF) SystemSDR HEEA0015940Battery · dischargedBATTERY VOLTAGE READS 13 VOLTS.Aug 28, 1998 · N3893S · Bell 412 · Battery/Charger SystemSDR HEEA0015939Battery · dischargedBATTERY 18 VOLTS LOW.Aug 28, 1998 · N6559Z · Bell 412 · Battery/Charger SystemSDR HEEA0015938Battery · dischargedBATTERY PACK READS ZERO VOLTS.Aug 28, 1998 · N3893S · Bell 412 · Battery/Charger SystemSDR HEEA0015937Computer · failedAFCS COMPUTER WILL NOT RECOVER, FAILS TEST.Aug 28, 1998 · N3893L · Bell 412 · Autopilot ComputerSDR HEEA0015926Computer · failedROLL CHANNEL INOPERATIVE AND HANDLE MISSING.Aug 28, 1998 · N2148K · Bell 412 · Autopilot ComputerSDR HEEA0015924Gyro · failedRATE GYRO'S NEEDLE INOPERATIVE.Aug 28, 1998 · N2298Z · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0015922Pump · failedPUMP TRIPS CIRCUIT BREAKER.Aug 28, 1998 · N142PH · Bell 412 · Fuel Boost PumpSDR HEEA0015921Pump · failedPUMP TRIPS CIRCUIT BREAKER.Aug 28, 1998 · N142PH · Bell 412 · Fuel Boost PumpSDR HEEA0015920Gyro · inoperativeRATE GYRO INOPERATIVE, NO NEEDLE MOVEMENT, FLAG DOES NOT PULL.Aug 28, 1998 · N142PH · Bell 412 · Attitude Gyro and Indicating SystemSDR HEEA0015918Indicator · erraticREADING ON ITT INDICATOR ERRATIC AND STICKS.Aug 28, 1998 · N3893S · Bell 412 · Engine EGT/TIT Indicating SystemSDR HEEA0015915Amplifier · malfunctionedAMP CAUSED POINTER TO MOVE SLOWLY DURING THE TO/FROM PORTION OF THE NAVIGATION SYSTEM TEST.Aug 28, 1998 · N5759N · Bell 412 · Integrated Flight SystemSDR HEEA0015913Detector · failedRPM LIMIT INDICATOR HAS NO LOW RPM TONE.Aug 28, 1998 · N141PH · Bell 412 · Main Rotor Indicating SystemSDR HEEA0015906Actuator · failedSTEP ACTUATOR WILL NOT RAISE IF ANY RESISTANCE IS PUT ON ACTUATOR, WORKS OK IF NOT LOADED DOWN.Aug 28, 1998 · N22347 · Bell 412 · Entrance Stairs
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